Natural Hazards
Floods
Hurricanes
Thunderstorms
Lightning
Tornadoes
Winter Storms and Extreme Cold
Extreme Heat (Heat Wave)
Emergency water shortages
Earthquakes
Volcanoes
Landslide and Debris Flow (Mudslide)
Tsunamis
Fire
Wildland fires
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Floods
Floods are one of the most common hazards in the U.S.
However, all floods are not alike. Riverine
floods develop slowly, sometimes over a period of days. Flash floods
can develop quickly, sometimes in just a few minutes, without any visible signs
of rain. Flash floods often have a dangerous wall of roaring water that carries
a deadly cargo of rocks, mud and other debris and can sweep away most things in
its path. Overland flooding occurs outside a defined river or stream,
such as when a levee is breached, but still can be destructive. Flooding can
also occur from a dam break producing effects similar to flash floods.
Flood effects can be very local, impacting a
neighborhood or community, or very large, effecting entire river basins and
multiple states.
Be aware of flood hazards no matter where you live, but especially if
you live in a low-lying area, near water or downstream from a dam. Even very small streams, gullies, creeks,
culverts, dry streambeds or low-lying ground that appear harmless in dry
weather can flood. Every state is at
risk from this hazard.
What to do before a flood
- Know
the terms used to describe flooding:
- Flood WatchFlooding is possible. Stay tuned
to NOAA Weather Radio or commercial radio or television for information. Watches are issued 12 to 36 hours in advance
of a possible flooding event.
- Flash Flood WatchFlash flooding is
possible. Be prepared to move to higher
ground. A flash flood could occur
without any warning. Listen to NOAA
Weather Radio or commercial radio or television for additional information.
- Flood WarningFlooding is occurring or will
occur soon. If advised to evacuate, do so immediately.
- Flash Flood Warning A flash flood is occurring.
Seek higher ground on foot immediately.
- Ask local officials whether your property is in a flood-prone or
high-risk area. (Remember that floods
often occur outside high-risk areas.)
Ask about official flood warning signals and what to do when you hear
them. Also ask how you can protect your
home from flooding.
- Identify dams in your
area and determine whether they pose a
hazard to you.
- Purchase a NOAA Weather
Radio with battery backup and a tone-alert feature that automatically alerts
you when a Watch or Warning is issued (tone alert not available in some
areas). Purchase a battery-powered
commercial radio and extra batteries.
- Be prepared to
evacuate. Learn your communitys flood evacuation routes
and where to find high ground. See
the Evacuation chapter for important information.
- Talk to your household
about flooding. Plan a place to meet
your household in case you are separated from one another in a disaster and
cannot return home. Choose an
out-of-town contact for everyone to call to say they are okay. In some emergencies, calling out-of-state is
possible even when local phone lines are down.
- Determine how you
would care for household members who may live elsewhere but might need your
help in a flood. Determine any special
needs your neighbors might have.
- Prepare to survive on
your own for at least three days.
Assemble a disaster supply kit.
Keep a stock of food and extra drinking water. See the Emergency Planning and Disaster
Supplies chapter for more information.
- Know how to shut off
electricity, gas and water at main switches and valves. Know where gas pilot lights are located and
how the heating system works.
- Consider purchasing flood
insurance.
- Flood
losses are not covered under homeowners insurance policies.
- FEMA
manages the National Flood Insurance Program, which makes federally-backed
flood insurance available in communities that agree to adopt and enforce
floodplain management ordinances to reduce future flood damage.
- Flood
insurance is available in most communities through insurance agents.
- There is a 30-day waiting period
before flood insurance goes into effect, so dont delay.
- Flood insurance is available whether
the building is in or out of the identified flood-prone area.
- Consider options for protecting
your property.
- Make a record of
your personal property. Take photographs
or videotapes of your belongings. Store
these documents in a safe place.
- Keep
insurance policies, deeds, property records and other important papers in a
safe place away from your home.
- Avoid
building in a floodplain unless you elevate and reinforce your home.
- Elevate furnace,
water heater, and electric panel to higher floors or the attic if they are
susceptible to flooding.
- Install
check valves in sewer traps to prevent flood water from backing up into the
drains of your home.
- Construct
barriers such as levees, berms, and floodwalls to stop floodwater from entering
the building.
- Seal walls in
basements with waterproofing compounds to avoid seepage.
- Call your local building department or
emergency management office for more information.
What to do during a flood
- Be aware of flash
flood. If there is any
possibility of a flash flood, move immediately to higher ground. Do not wait for instructions to move.
- Listen to radio or
television stations for local information.
- Be aware of streams,
drainage channels, canyons and other areas known to flood suddenly. Flash floods can occur in these areas with or
without such typical warning signs as rain clouds or heavy rain.
- If local authorities
issue a flood watch, prepare to evacuate:
- Secure
your home. If you have time, tie
down or bring outdoor equipment and lawn furniture inside. Move essential items to the upper floors.
- If
instructed, turn off utilities at the main switches or valves. Disconnect
electrical appliances. Do not touch
electrical equipment if you are wet or standing in water.
- Fill
the bathtub with water in case water becomes contaminated or services cut
off. Before filling the tub, sterilize
it with a diluted bleach solution.
- Do not walk through
moving water. Six inches of moving water
can knock you off your feet. If you must walk in a flooded area, walk where the
water is not moving. Use a stick to
check the firmness of the ground in front of you.
- Do not drive into flooded areas.
Six inches of water will reach the bottom of most passenger cars causing
loss of control and possible stalling. A foot of water will float many
vehicles. Two feet of water will wash away almost all vehicles. If floodwaters
rise around your car, abandon the car and move to higher ground, if you can do
so safely. You and your vehicle can be
quickly swept away as floodwaters rise.
- See the Evacuation chapter for important information.
What to do after a flood
- Avoid
floodwaters. The water may be
contaminated by oil, gasoline or raw sewage.
The water may also be electrically charged from underground or downed
power lines.
- Avoid moving
water. Moving water only six inches deep
can sweep you off your feet.
- Be aware of areas
where floodwaters have receded. Roads
may have weakened and could collapse under the weight of a car.
- Stay away from downed power lines and report
them to the power company.
- Stay away from
designated disaster areas unless authorities ask for volunteers.
- Return home only when
authorities indicate it is safe. Stay
out of buildings if surrounded by floodwaters.
Use extreme caution when entering buildings. There may be hidden damage, particularly in
foundations.
- Consider your familys
health and safety needs:
- Wash
hands frequently with soap and clean water if you come in contact with floodwaters.
- Throw
away food that has come in contact with floodwaters.
- Listen
for news reports to learn whether the communitys water supply is safe to
drink.
- Listen
to news reports for information about where to get assistance for housing,
clothing and food.
- Seek
necessary medical care at the nearest medical facility.
- Service damaged septic
tanks, cesspools, pits, and leaching systems as soon as possible. Damaged sewage systems are serious health
hazards.
- Contact your insurance agent.
If your policy covers your situation, an adjuster will be assigned to visit your
home. To prepare:
- Take
photos of your belongings and your home or videotape them.
- Separate
damaged and undamaged belongings.
- Locate
your financial records.
- Keep
detailed records of cleanup costs.
- If your residence has been
flooded obtain a copy of Repairing Your Flooded Home from the local American Red Cross
chapter.
- See the Recovering From
Disaster chapter for more information.
Hurricanes
A hurricane is a type of tropical
cyclone, the generic term for a low pressure system that generally forms in the
tropics. The ingredients for a hurricane
include a pre-existing weather disturbance, warm tropical oceans, moisture, and
relatively light winds aloft. A typical cyclone is accompanied by thunderstorms,
and in the Northern Hemisphere, a counterclockwise circulation of winds near
the earths surface. Tropical cyclones
are classified as follows:
Tropical
Depression. An organized system of clouds and thunderstorms with a defined
surface circulation and maximum sustained winds of 38 mph (33 knots) or less.
Sustained winds are defined as one-minute average wind measured at about 33 ft
(10 meters) above the surface.
Tropical Storm. An organized system of strong
thunderstorms with a defined surface circulation and maximum sustained winds of
39-73 mph (34-63 knots).
Hurricane. An intense tropical weather system of strong
thunderstorms with a well-defined surface circulation and maximum sustained
winds of 74 mph (64 knots) or higher.
All Atlantic and Gulf of Mexico coastal areas are subject
to hurricanes or tropical storms.
Although rarely struck by hurricanes, parts of the Southwest United
States and the Pacific Coast experience heavy rains and floods each year from
hurricanes spawned off Mexico. The Atlantic hurricane season lasts from June to
November with the peak season from mid-August to late October.
Hurricanes can cause catastrophic damage to coastlines
and several hundred miles inland. Winds
can exceed 155 miles-per-hour.
Hurricanes and tropical storms can also spawn tornadoes and microbursts,
create surge along the coast, and cause
extensive damage due to inland flooding from trapped water.
Tornadoes most often occur in thunderstorms embedded in
rain bands well away from the center of the hurricane; however, they also occur
near the eye-wall. Typically, tornadoes
produced by tropical cyclones are relatively weak and short-lived but still
pose a threat.
A storm surge is a huge dome of water pushed on-shore by
hurricane and tropical storm winds.
Storm surges can reach 25 feet high and be 50-100 miles wide. Storm tide is a combination of the storm
surge and the normal tide (i.e., a 15 foot storm surge combined with a 2 foot
normal high tide over the mean sea level creates a 17 foot storm tide). These phenomena cause severe erosion and
extensive damage to coastal areas.
Despite
improved warnings and a decrease in the loss of life, property damage continues
to rise because an increasing number of people are living or vacationing near
coastlines. Those in hurricane-prone
areas need to be prepared for hurricanes and tropical storms.
Hurricanes are classified into five categories based on their wind
speed, central pressure and damage potential (see chart below). Category Three and higher are considered
major hurricanes, though Category One and Two are still extremely dangerous and
warrant your full attention.
Inland/freshwater flooding from hurricanes
Hurricanes can produce widespread torrential rains. Floods are the deadly and destructive
result. Excessive rain can also trigger
landslides or mud slides, especially in mountainous regions. Flash flooding can occur due to the intense rainfall. Flooding on rivers and streams may persist
for several days or more after the storm.
The speed of the storm and the geography beneath the storm are the
primary factors regarding the amount of rain produced. Slow moving storms and tropical storms moving
into mountainous regions tend to produce more rain.
Between 1970 and 1999, more people lost their lives from freshwater
flooding associated with landfalling tropical cyclones than from any other
weather hazard related to tropical cyclones.
See the Floods chapter for more specific information
on flood related emergencies.
What to do before a hurricane
- Know the difference
between Watches and Warnings.
- Hurricane/Tropical
Storm WatchHurricane/tropical storm conditions are possible in the specified
area, usually within 36 hours.
- Hurricane/Tropical
Storm WarningHurricane/tropical storm conditions are expected in the specified
area, usually within 24 hours.
- Short Term Watches
and WarningsThese warnings provide detailed information on specific hurricane
threats, such as flash floods and tornadoes.
Saffir-Simpson Hurricane Scale
|
Scale Number
(Category)
|
Sustained Winds
(MPH)
|
Damage
|
Storm
Surge
|
1
|
74-95
|
Minimal: Untied mobile homes,
vegetation and signs.
|
4-5 feet
|
2
|
96-110
|
Moderate: All mobile homes, roofs,
small crafts, flooding.
|
6-8 feet
|
3
|
111-130
|
Extensive: Small buildings, low-lying
roads cut off
|
9-12 feet
|
4
|
131-155
|
Extreme: Roofs destroyed, trees
down, roads cut off, mobile homes
destroyed. Beach homes flooded.
|
13-18 feet
|
5
|
>155
|
Catastrophic: Most buildings
destroyed. Vegetation destroyed.
Major roads cut off. Homes flooded.
|
>18 feet
|
- Listen for local radio or television weather forecasts. Purchase a
NOAA Weather Radio with battery backup and a tone-alert feature that
automatically alerts you when a Watch or Warning is issued (tone alert is not
available in some areas). Purchase a
battery-powered commercial radio and extra batteries as well because
information on other events will be broadcast by the media.
- Ask your local
emergency management office about community evacuation plans relating to your
neighborhood. Learn evacuation
routes. Determine where you would go and
how you would get there if you needed to evacuate. Sometimes alternate routes
are desirable.
- Talk to your household
about hurricane issues. Create a
household disaster plan. Plan to meet at
a place away from your residence in case you are separated. Choose an out-of-town contact for everyone to
call to say they are safe.
- Determine the needs of
your household members who may live elsewhere but need your help in a
hurricane. Consider the special needs of
neighbors, such as people that are disabled or those with limited sight or
vision problems.
- Prepare to survive on your own for at least
three days. Assemble a disaster supply kit.
Keep a stock of food and extra drinking water. See the Emergency Planning and Disaster
Supplies and Evacuation chapters for more information.
- Make plans to secure
your property. Permanent storm shutters
offer the best protection for windows. A
second option is to board up windows with 5/8" marine plywood, cut to fit
and ready to install. Tape does not
prevent windows from breaking.
- Learn how to shut off
utilities and where gas pilots and water mains are located.
- Have your home inspected for compliance with local
building codes. Many of the roofs
destroyed by hurricanes were not constructed or retrofitted according to
building codes. Installing straps or
additional clips to securely fasten your roof to the frame structure will
substantially reduce roof damage.
- Be sure trees and shrubs around your home are well trimmed. Dead limbs or trees could cause personal
injury or property damage. Clear loose
and clogged rain gutters and downspouts.
- If you have a boat,
determine where to secure it in an emergency.
- Consider flood insurance. Purchase insurance well in advancethere is a
30-day waiting period before flood insurance takes effect.
- Make a record of your
personal property. Take photographs or
videotapes of your belongings. Store
these documents in a safe place.
What to do during a hurricane threat
- Listen to radio or
television newscasts. If a hurricane Watch is issued, you typically have 24
to 36 hours before the hurricane hits land.
- Talk with household
members. Make sure everyone knows where
to meet and who to call, in case you are separated. Consider the needs of relatives and neighbors
with special needs.
- Secure your home. Close storm shutters. Secure outdoor objects or bring them
indoors. Moor your boat if time permits.
- Gather several days
supply of water and food for each household member. Water systems may become contaminated or
damaged. Sterilize (with diluted bleach
solution of one part bleach to ten parts water) and fill the bathtub to ensure
a supply of safe water in case you are
unable or told not to evacuate. Refer to
the Shelter and Emergency Planning and Disaster Supplies chapters for
important information.
- If you are evacuating,
take your disaster supply kit with you to the shelter. Remember that alcoholic beverages and weapons
are prohibited within shelters. Also,
pets are not allowed in a public shelter due to health reasons. See the Animals in Disaster chapter and
contact your local humane society for additional information.
- Prepare to
evacuate. Fuel your carservice stations
may be closed after the storm. If you do
not have a car, make arrangements for transportation with a friend or relative. Review evacuation routes. If instructed, turn off utilities at the main
valves.
- Evacuate to an inland
location, if:
- Local
authorities announce an evacuation and you live in an evacuation zone.
- You
live in a mobile home or temporary structurethey are particularly hazardous
during hurricanes no matter how well fastened to the ground.
- You live in a
high-rise. Hurricane winds are stronger
at higher elevations.
- You live on
the coast, on a floodplain near a river or inland waterway.
- You feel you
are in danger.
- When authorities order an evacuation:
- Leave immediately.
- Follow evacuation routes
announced by local officials.
- Stay away from coastal areas,
riverbanks and streams.
- Tell others where you are
going.
- If you are not
required or are unable to evacuate, stay indoors during the hurricane and away
from windows and glass doors. Keep
curtains and blinds closed. Do not be
fooled if there is a lull, it could be the eye of the stormwinds will pick up
again.
- Turn off utilities if told to
do so by authorities.
- If not instructed to turn off,
turn the refrigerator to its coldest setting and keep closed.
- Turn off propane tanks.
10. In strong winds, follow
these rules:
- Take refuge in a small interior
room, closet or hallway.
- Close all interior doors. Secure and brace external doors.
- In a two-story residence, go to
an interior first-floor room, such as a bathroom or closet.
- In a multiple-story building,
go to the first or second floors and stay in interior rooms away from windows.
- Lie on the floor under a table
or another sturdy object.
- Avoid using the phone except
for serious emergencies. Local
authorities need first priority on telephone lines.
- See the Evacuation chapter
for important information.
What to do after a hurricane
- Stay where you are if
you are in a safe location until local authorities say it is safe to
leave. If you evacuated the community,
do not return to the area until authorities say it is safe to return.
- Keep tuned to local
radio or television stations for information about caring for your household,
where to find medical help, how to apply for financial assistance, etc.
- Drive only when
necessary. Streets will be filled with
debris. Roads may have weakened and
could collapse. Do not drive on flooded
or barricaded roads or bridges. Closed
roads are for your protection. As little
as six inches of water may cause you to lose control of your vehicletwo feet
of water will carry most cars away.
- Do not drink or
prepare food with tap water until notified by officials that it is safe to do
so.
- Consider your familys
health and safety needs. Be aware of
symptoms of stress and fatigue. Keep
your household together and seek crisis counseling if you have need. See the Mental Health and Crisis Counseling
section of the Recovering from Disaster chapter for more information.
- Talk with your children about what has happened and how they can
help during the recovery. Being involved
will help them deal with the situation.
Consider the needs of your neighbors.
People often become isolated during hurricanes.
- Stay away from disaster areas unless local authorities request
volunteers. If you are needed, bring
your own drinking water, food and sleeping gear.
- Stay away from
riverbanks and streams until potential flooding has passed. Do not allow
children, especially under the age of 13, to play in flooded areas. There is a high risk of injury or drowning in
areas that may appear safe.
- Stay away from moving
water. Moving water only six inches deep
can sweep you off your feet. Standing
water may be electrically charged from underground or downed power lines.
- Stay away from downed power
lines and report them to the power company. Report broken gas, sewer or water
mains to local officials.
- Don't use candles or other open flames indoors. Use a flashlight to
inspect damage.
- Set up a manageable schedule
to repair property.
- Contact your insurance agent. An adjuster will be assigned to visit your
home. To prepare:
- Take photos of your belongings and your home
or videotape them.
- Separate damaged and undamaged belongings.
- Locate your financial records.
- Keep detailed records of cleanup costs.
- Consider building a Safe Room or Shelter to
protect your household. See the
Thunderstorms chapter for additional information in the Tornadoes
section.
- See the Recovering From
Disaster chapter for more important information.
Thunderstorms
Thunderstorms are very common and affect great numbers
of people each year. Despite their small
size in comparison to hurricanes and winter storms, all thunderstorms are
dangerous. Every thunderstorm produces
lightning. Other associated dangers of
thunderstorms include tornadoes, strong winds, hail, and flash flooding. Flash flooding is responsible for more
fatalities more than 140 annually than any other thunderstorm-associated
hazard.
Some thunderstorms do not produce rain that reaches the ground. These
are generically referred to as dry thunderstorms and are most prevalent in the
western United States. Known to spawn
wildfires, these storms occur when there is a large layer of dry air between
the base of the cloud and the ground.
The falling raindrops evaporate, but lightning can still reach the
ground.
What to do before thunderstorms approach
- Know the terms used by
weather forecasters:
- Severe Thunderstorm
Watch Tells you when and where severe
thunderstorms are likely to occur. Watch
the sky and stay tuned to radio or television to know when warnings are issued.
- Severe Thunderstorm
Warning Issued when severe weather has been reported by
spotters or indicated by radar. Warnings
indicate imminent danger to life and property to those in the path of the
storm.
- Know thunderstorm
facts:
- Thunderstorms may occur singly, in clusters,
or in lines.
- Some of the most severe weather occurs when
a single thunderstorm affects one location for an extended time.
- Thunderstorms
typically produce heavy rain for a brief period, anywhere from 30 minutes to an
hour.
- Warm, humid conditions are very favorable for
thunderstorm development.
- A typical thunderstorm is 15 miles in diameter
and lasts an average of 30 minutes.
- Of the estimated 100,000 thunderstorms each
year in the United States, about 10 percent are classified as severe.
- A thunderstorm is classified as severe if
it produces hail at least three-quarters of an inch in diameter, has winds of
58 miles per hour or higher, or produces a tornado.
- Know the calculation
to determine how close you are to a thunderstorm:
- Count the number of seconds between a flash of lightning and the
next clap of thunder. Divide this number
by 5 to determine the distance to the lightning in miles.
- Remove dead or rotting trees and branches that could fall and
cause injury or damage during a severe thunderstorm.
- When a thunderstorm approaches, secure
outdoor objects that could blow away or cause damage. Shutter windows, if possible, and secure outside doors. If
shutters are not available, close window blinds, shades, or curtains.
Lightning
The ingredient that defines a thunderstorm is
lightning. Since lightning creates
thunder, a storm producing lightning is called a thunderstorm.
Lightning occurs during all thunderstorms. Lightning results from the buildup and
discharge of electrical energy between positively and negatively charged areas.
The
unpredictability of lightning increases the risk to individuals and
property. In the United States, an
average of 300 people are injured and 80 people are killed each year by
lightning. Although most lightning
victims survive, people struck by lightning often report a variety of
long-term, debilitating symptoms, including memory loss, attention deficits,
sleep disorders, numbness, dizziness, stiffness in joints, irritability,
fatigue, weakness, muscle spasms, depression, and an inability to sit for a
long period of time.
When thunderstorms threaten your area, get inside a home, building or
hard top automobile (not a convertible)
and stay away from metallic objects and fixtures.
- If you are inside a
home:
- Avoid showering or bathing.
Plumbing and bathroom fixtures can conduct electricity.
- Avoid using a corded telephone, except for emergencies. Cordless
and cellular telephones are safe to use.
- Unplug appliances and
other electrical items such as computers and turn off air conditioners. Power
surges from lightning can cause serious damage.
- Use your battery
operated NOAA Weather Radio for updates from local officials.
- If outside, with no time to
reach a safe location, follow these recommenations:
- In a forest, seek shelter in a low area under
a thick growth of small trees.
- In open areas, go to a low place such as a ravine or valley. Be alert for flash floods.
- Do not stand under a natural lightning rod, such as a tall,
isolated tree in an open area.
- Do not stand on a hilltop, in an open field, on the beach or in a
boat on the water.
- Avoid isolated sheds or other small structures in open areas.
- Get away from open water.
If you are boating or swimming, get to land and find shelter
immediately.
- Get away from anything
metal tractors, farm equipment,
motorcycles, golf carts, golf clubs and bicycles.
- Stay away from wire
fences, clotheslines, metal pipes, rails and other metallic paths that could
carry lightning to you from some distance away.
- If you feel your hair
stand on end (which indicates that lightning is about to strike), squat low to
the ground on the balls of your feet.
Place your hands over your ears and your head between your knees. Make yourself the smallest target possible
and minimize your contact with the ground.
DO NOT lie flat on the ground.
- Remember the following
facts and safety tips about lightning.
Facts:
- Lightning often strikes outside of heavy rain and may occur as far
as 10 miles away from any rainfall.
- Lightning-strike victims carry no electrical charge and should be
attended to immediately. If breathing has stopped, begin mouth-to-mouth
resuscitation. If the heart has stopped, a trained person should administer
CPR. If the victim has a pulse and is breathing, look for other possible
injuries. Check for burns where the lightning entered and left the body. Be
alert also for nervous system damage, broken bones, and loss of hearing or
eyesight. Contact your local emergency management office or American Red Cross
chapter for information on CPR and first aid classes.
- Heat lightning is actually lightning from a thunderstorm too far
away for thunder to be heard. However,
the storm may be moving in your direction!
- Most lightning deaths and injuries occur when people are caught
outdoors in the summer months during the afternoon and evening.
- Many fires in the western United States and Alaska are started by
lightning.
- Lightning can occur from cloud-to-cloud, within a cloud,
cloud-to-ground, or cloud-to-air.
- Your chances of being struck by lightning are estimated to be 1 in
600,000 but could be even less by following safety tips.
Safety Tips:
- Postpone outdoor activities if thunderstorms are likely.
- Remember the 30/30 lightning safety rule Go indoors if, after
seeing lighting, you cannot count to 30 before hearing thunder. Stay indoors for 30 minutes after hearing the
last clap of thunder.
- Rubber-soled shoes and rubber tires provide NO protection from
lightning. However, the steel frame of a hard-topped vehicle
provides increased protection if you are not touching metal.
Although you may be injured if
lightning strikes your car, you are much safer inside a vehicle than outside.
Tornadoes
Tornadoes are natures most violent storms. Spawned from powerful thunderstorms,
tornadoes can uproot trees, destroy buildings and turn harmless objects into
deadly missiles. They can devastate a neighborhood in seconds.
A tornado appears as a rotating, funnel-shaped cloud that extends to the
ground with whirling winds that can reach 300 miles per hour. Damage paths can be in excess of one mile
wide and 50 miles long. Every state is
at some risk from this hazard.
Tornado facts
- A tornado is a
violently rotating column of air extending from a thunderstorm to the ground.
- Tornadoes are capable
of destroying homes and vehicles and can cause fatalities.
- Tornadoes may strike quickly, with little or
no warning.
- Tornadoes may appear
nearly transparent until dust and debris are picked up or a cloud forms in the
funnel. The average tornado moves SW to
NE but tornadoes have been known to move in any direction.
- The average forward
speed is 30 mph but may vary from stationary to 70 mph with rotating winds that
can reach 300 miles per hour.
- Tornadoes can
accompany tropical storms and hurricanes as they move onto land.
- Waterspouts
are tornadoes that form over water.
- Tornadoes are most
frequently reported east of the Rocky Mountains during spring and summer months
but can occur in any state at any time of year.
- In the southern
states, peak tornado season is March through May, while peak months in the
northern states are during the late spring and early summer.
- Tornadoes are most likely to
occur between 3 p.m. and 9 p.m., but can occur at any time of the day or night.
What to do before tornadoes threaten
- Know the terms used to
describe tornado threats:
- Tornado
Watch Tornadoes are possible. Remain
alert for approaching storms. Listen to
your battery-operated NOAA Weather Radio or local radio/television outlets for
updated reports.
- Tornado
Warning A tornado has been sighted or
indicated by weather radar. Take shelter
immediately.
- Ask your local emergency management office
or American Red Cross chapter about the tornado threat in your area.
Ask about community warning signals.
- Purchase
a NOAA Weather Radio with a battery backup and tone-alert feature that
automatically alerts you when a Watch or Warning is issued (tone alert not
available in some areas). Purchase a
battery-powered commercial radio and extra batteries as well.
- Know the county or
parish in which you live. Counties and
parishes are used in Watches and Warnings to identify the location of
tornadoes.
- Determine places to
seek shelter, such as a basement or storm cellar. If an underground shelter is not available, identify
an interior room or hallway on the lowest floor.
- Practice going to your shelter with your household.
- Know the locations of
designated shelters in places where you and your household spend time, such as
public buildings, nursing homes and shopping centers. Ask local officials whether a registered
engineer or architect has inspected your childrens schools for shelter space.
- Ask your local
emergency manager or American Red Cross chapter if there are any public safe
rooms or shelters nearby. See the Safe
Room and Shelter section at the end of this chapter for more information.
- Assemble a disaster
supply kit. Keep a stock of food and
extra drinking water. See the Emergency
Planning and Disaster Supplies and Evacuation chapters for more information.
- Make a record of your
personal property. Take photographs or
videotapes of your belongings. Store
these documents in a safe place.
What to do during a tornado watch
- Listen to NOAA Weather
Radio or to commercial radio or television newscasts for the latest
information.
- Be alert for approaching storms.
If you see any revolving funnel shaped clouds, report them immediately
by telephone to your local police department or sheriffs office.
- Watch for tornado danger signs:
- Dark,
often greenish sky
- Large
hail
- A large,
dark, low-lying cloud (particularly if rotating)
- Loud
roar, similar to a freight train
Caution:
- Some tornadoes are clearly visible, while rain or nearby
low-hanging clouds obscure others.
- Occasionally, tornadoes develop so rapidly that little, if any,
advance warning is possible.
- Before a tornado hits, the wind may die down and the air may
become very still.
- A cloud of debris can mark the location of a tornado even if a
funnel is not visible.
- Tornadoes generally occur near the trailing edge of a
thunderstorm. It is
not uncommon to see
clear, sunlit skies behind a tornado.
- Avoid places with wide-span roofs such as
auditoriums, cafeterias, large hallways, supermarkets or shopping malls.
- Be prepared to take shelter immediately.
Gather household members and pets. Assemble supplies to take to the shelter
such as flashlight, battery-powered radio, water, and first aid kit.
What to do during a tornado warning
When a tornado has been sighted, go to your shelter immediately.
- In a residence or small building, move to a
pre-designated shelter, such as a basement,
storm cellar or Safe Room or Shelter.
- If
there is no basement, go to an interior room on the lower level (closets,
interior hallways). Put as many walls as possible between you and the outside.
Get under a sturdy table and use arms to protect head and neck. Stay there
until the danger has passed.
- Do
not open windows. Use the time to seek
shelter.
- Stay
away from windows, doors and outside walls. Go to the center of the room. Stay
away from corners because they attract debris.
- In
a school, nursing home, hospital, factory or shopping center, go to
predetermined shelter areas. Interior
hallways on the lowest floor are usually safest. Stay away from windows and
open spaces.
- In a high-rise building, go to a small,
interior room or hallway on the lowest floor possible.
- Get
out of vehicles, trailers and mobile homes immediately and go to the lowest floor
of a sturdy nearby building or a storm shelter.
Mobile homes, even if tied down, offer little protection from
tornadoes.
- If caught
outside with no shelter, lie flat in a nearby ditch or depression and cover
your head with your hands. Be aware of potential for flooding.
- Do not get under
an overpass or bridge. You are safer in
a low, flat location.
- Never try to
outrun a tornado in urban or congested areas in a car or truck; instead, leave
the vehicle immediately for safe shelter.
Tornadoes are erratic and move swiftly.
- Watch out for
flying debris. Flying debris from
tornadoes causes most fatalities and injuries.
What to do after a tornado
- Look
out for broken glass and downed power lines.
- Check for injuries. Do not attempt to move seriously injured
persons unless they are in immediate danger of death or further injury. If you must move an unconscious person, first
stabilize the neck and back, then call for help immediately.
- If the victim is not breathing, carefully position the victim for artificial respiration, clear the airway and commence mouth-to-mouth resuscitation.
- Maintain body temperature with blankets. Be sure the victim does not become
overheated.
- Never try to feed liquids to an unconscious
person.
- Use
caution when entering a damaged building. Be sure that walls, ceiling and roof
are in place and that the structure rests firmly on the foundation. Wear sturdy
work boots and gloves.
- See the Recovering From Disaster chapter
for more important information.
Wind Safe Room and Shelter
Extreme windstorms in many parts of the country pose a serious threat
to buildings and their occupants.
Your residence may be built to code, but that does not mean that it
can withstand winds from extreme events like tornadoes or major hurricanes.
The purpose of a wind shelter or Safe Room is to provide a space
where you and your household can seek refuge that provides a high level of
protection. You can build a shelter in
one of the several places in your home:
- In your basement
- Beneath a concrete slab-on-grade foundation
or garage floor
- In
an interior room on the first floor
Shelters built below ground level provide the greatest protection, but
a shelter built in a first-floor interior room can also provide the necessary
protection. Below-ground shelters must
be designed to avoid accumulating water during the heavy rains that often
accompany severe windstorms.
To protect its occupants, an in-house shelter must be built to
withstand high winds and flying debris, even if the rest of the residence is
severely damaged or destroyed.
Therefore:
- The shelter must be adequately anchored to
resist overturning and uplift.
- The walls, ceiling, and door of the shelter
must withstand wind pressure and resist penetration by windborne objects and
falling debris.
- The connections between all parts of the
shelter must be strong enough to resist the wind.
- If sections of either interior or exterior
residence walls are used as walls of the shelter, they must be separated from
the structure of the residence, so that damage to the residence will not cause
damage to the shelter.
If you are concerned about wind hazards where you live, especially if
you live in high-risk areas, you should consider building a shelter. Publications are available from FEMA to
assist in determining if you need a shelter and how to construct a
shelter. Contact the FEMA distribution
center for a copy of Taking Shelter from the Storm (L-233 for the
brochure and FEMA-320 for the booklet with complete construction plans).
Winter Storms and Extreme Cold
Heavy snowfall and extreme cold can immobilize an entire
region. Even areas that normally
experience mild winters can be hit with a major snowstorm or extreme cold. The impacts include flooding, storm surge,
closed highways, blocked roads, downed power lines and hypothermia.
You can protect yourself and your household from the many hazards of
winter by planning ahead.
What to do before a winter storm threatens
- Know
the terms used by weather
forecasters:
- Freezing rainRain that freezes when it hits the ground,
creating a coating of ice on roads, walkways, trees and power lines.
- SleetRain
that turns to ice pellets before reaching the ground. Sleet also causes roads
to freeze and become slippery.
- Winter
Storm WatchA winter storm is possible in your area.
- Winter
Storm WarningA winter storm is occurring, or will soon occur in your area.
- Blizzard
WarningSustained winds or frequent gusts to 35 miles-per-hour or greater
and considerable falling or blowing snow (reducing visibility to less than a
quarter mile) are expected to prevail for a period of three hours or longer.
- Frost/Freeze
WarningBelow freezing temperatures are expected.
- Prepare to survive on
your own for at least three days.
Assemble a disaster supply kit.
Be sure to include winter specific items such as rock salt to melt ice
on walkways, sand to improve traction, snow shovels and other snow removal
equipment. Keep a stock of food and
extra drinking water. See the Emergency
Planning and Disaster Supplies and Evacuation chapters for more information.
- Prepare for possible
isolation in your home:
- Have
sufficient heating fuel; regular fuel sources may be cut off.
- Have
emergency heating equipment and fuel (a gas fireplace or a wood burning stove
or fireplace) so you can keep at least one room of your residence livable. (Be
sure the room is well ventilated.) If a
thermostat controls your furnace and your electricity is cut off by a storm,
you will need emergency heat.
- Kerosene
heaters are another emergency heating option.
- Store
a good supply of dry, seasoned wood for your fireplace or wood-burning stove.
- Keep
fire extinguishers on hand, and make sure your household knows how to use them.
- Never
burn charcoal indoors.
- Winterize your home to extend
the life of your fuel supply.
- Insulate
walls and attics.
- Caulk
and weather-strip doors and windows.
- Install
storm windows or cover windows with plastic.
- Maintain
several days supply of medicines, water, and food that needs no cooking or
refrigeration.
What to do during a winter storm
- Listen to the radio or
television for weather reports and emergency information.
- Eat
regularly and drink ample fluids, but avoid caffeine and alcohol.
- Dress for the season:
- Wear
several layers of loose fitting, lightweight, warm clothing rather than one
layer of heavy clothing. The outer
garments should be tightly woven and water repellent.
- Mittens are warmer than gloves.
- Wear a hat; most body heat is lost through the top of the head.
- Cover your mouth with a scarf to protect your lungs.
- Be careful when
shoveling snow. Over-exertion can bring
on a heart attacka major cause of death in the winter. If you must shovel snow, stretch before going
outside and dont overexert yourself.
- Watch for signs of
frostbite: loss of feeling and white or pale appearance in extremities such as
fingers, toes, ear lobes or the tip of the nose. If symptoms are detected, get medical help
immediately
- Watch for signs of hypothermia: uncontrollable shivering, memory
loss, disorientation, incoherence, slurred speech, drowsiness and apparent
exhaustion. If symptoms of hypothermia
are detected, get the victim to a warm location, remove any wet clothing, warm
the center of the body first, and give warm, non-alcoholic beverages if the
victim is conscious. Get medical help as soon as possible.
- When at home:
- Conserve
fuel if necessary by keeping your residence cooler than normal. Temporarily
close off heat to some rooms.
- When
using kerosene heaters, maintain ventilation to avoid build-up of toxic
fumes. Refuel kerosene heaters outside
and keep them at least three feet from flammable objects.
Winter driving
About 70 percent of winter deaths related to snow and ice occur in
automobiles. Consider public
transportation if you must travel. If you
travel by car, travel in the day, dont travel alone, and keep others informed
of your schedule. Stay on main roads;
avoid back-road shortcuts.
- Winterize your
car. This includes a battery check,
antifreeze, wipers and windshield washer fluid, ignition system, thermostat,
lights, flashing hazard lights, exhaust system, heater, brakes, defroster, oil
level, and tires. Consider snow tires,
snow tires with studs, or chains. Keep your cars gas tank full.
- Carry a winter car
kit in the trunk of your car. The kit
should include:
- Shovel
- Windshield
scraper
- Battery-powered
radio
- Flashlight
- Extra
batteries
- Water
- Snack
food
- Mittens
- Hat
- Blanket
- Tow
chain or rope
- Tire
chains
- Bag
of road salt and sand
- Fluorescent
distress flag
- Booster
cables
- Road
maps
- Emergency
flares
- Cellular
telephone or two-way radio, if available.
- If a blizzard traps
you in your car:
- Pull
off the highway. Turn on hazard lights
and hang a distress flag from the radio aerial or window.
- Remain in your
vehicle where rescuers are most
likely to find you. Do not set out on foot unless you can see a
building close by where you know you can take shelter. Be careful: distances are distorted by
blowing snow. A building may seem close
but be too far to walk to in deep snow.
- Run
the engine and heater about ten minutes each hour to keep warm. When the engine is running, open a window
slightly for ventilation. This will
protect you from possible carbon monoxide poisoning. Periodically clear snow from the exhaust
pipe.
- Exercise to maintain body heat, but
avoid overexertion. In extreme cold, use
road maps, seat covers and floor mats for insulation. Huddle with passengers and use your coat for
a blanket.
- Take turns sleeping. One person should be awake at all times to
look for rescue crews.
- Drink fluids to avoid dehydration.
- Be careful not to waste battery
power. Balance electrical energy
needsthe use of lights, heat and radiowith supply.
- At
night, turn on the inside light so work crews or rescuers can see you.
- If
stranded in a remote area, spread a
large cloth over the snow to attract
attention of rescue personnel who
may be surveying the area by airplane.
- Once
the blizzard passes, you may need to leave the car and proceed on foot.
Extreme Heat (Heat Wave)
Heat kills by pushing the human body
beyond its limits. Under normal
conditions, the bodys internal thermostat produces perspiration that
evaporates and cools the body. However,
in extreme heat and high humidity, evaporation is slowed and the body must work
extra hard to maintain a normal temperature.
Most heat disorders occur because the victim has been
overexposed to heat or has over-exercised for his or her age and physical
condition. The elderly, young children,
and those who are sick or overweight are more likely to succumb to extreme
heat.
Conditions that can induce heat-related illnesses
include stagnant atmospheric conditions and poor air quality. Consequently, people living in urban areas
may be at greater risk from the effects of a prolonged heat wave than those
living in rural areas. Also, asphalt and
concrete store heat longer and gradually release heat at night, which can
produce higher nighttime temperatures known as the urban heat island effect.
What to do before an extreme heat emergency
- Know the terms
associated with extreme heat:
- Heat
waveProlonged period of excessive heat, often combined with excessive
humidity.
- Heat
indexA number in degrees Fahrenheit (F) that tells how hot it feels when
relative humidity is added to the air temperature. Exposure to full sunshine can increase the
heat index by 15 degrees.
- Heat
crampsMuscular pains and spasms due to heavy exertion. Although heat cramps are the least severe,
they are often the first signal that the body is having trouble with the heat.
- Heat exhaustionTypically occurs when
people exercise heavily or work in a hot, humid place where body fluids are
lost through heavy sweating. Blood flow
to the skin increases, causing blood flow to decrease to the vital organs. This results in a form of mild shock. If not treated, the victims condition will
worsen. Body temperature will keep
rising and the victim may suffer heat stroke.
- Heat
strokeHeat stroke is life-threatening.
The victims temperature control system, which produces sweating to cool
the body, stops working. The body
temperature can rise so high that brain damage and death may result if the body
is not cooled quickly.
- Sun
strokeAnother term for heat stroke.
- Consider the following
preparedness measures when faced with the possibility of extreme heat.
- Install
window air conditioners snugly, insulate if necessary.
- Close
any floor heat registers nearby and use a circulating or box fan to spread cool
air.
- Check
air-conditioning ducts for proper insulation.
- Install
temporary reflectors, such as aluminum foil covered cardboard, to reflect heat
back outside and be sure to weather-strip doors and sills to keep cool air in.
- Cover
windows that receive morning or afternoon sun with drapes, shades, awnings or
louvers. Outdoor awnings or louvers can reduce the heat that enters a home by
up to 80 percent. Consider keeping storm
windows up all year.
- See
the Emergency Planning and Disaster Supplies
chapter for more information.
What to do during extreme heat or a heat wave
emergency
- Stay indoors as much
as possible.
- If
air conditioning is not available, stay on the lowest floor out of the
sunshine.
- Remember
that electric fans do not cool, they just blow hot air around.
- Eat well-balanced,
light and regular meals. Avoid using
salt tablets unless directed to do so by a physician.
- Drink plenty of water
regularly even if you do not feel thirsty.
- Persons
who have epilepsy or heart, kidney, or liver disease, are on fluid-restrictive
diets, or have a problem with fluid retention should consult a doctor before
increasing liquid intake.
- Limit intake of
alcoholic beverages.
- Although beer and
alcoholic beverages appear to
satisfy thirst, they actually cause further body dehydration.
- Never leave children
or pets alone in closed vehicles.
- Dress in loose-fitting
clothes that cover as much skin as possible.
- Lightweight,
light-colored clothing reflects heat and sunlight and helps maintain normal
body temperature.
- Protect face and head by wearing a wide-brimmed hat.
- Avoid too much sunshine.
- Sunburn slows the skins ability to cool
itself. Use a sunscreen lotion with a
high SPF (sun protection factor) rating (i.e., 15 or greater).
- Avoid strenuous work during the warmest part of the day. Use a buddy system when working in extreme
heat and take frequent breaks.
- Spend at least two hours per
day in an air-conditioned place. If your
home is not air conditioned, consider spending the warmest part of the day in
public buildings such as libraries, schools, movie theaters, shopping malls and
other community facilities.
-
Check on family, friends, and neighbors who do not have
air conditioning and who spend much of their time alone.
First-aid for heat-induced illnesses
- Sunburn
- Symptoms: Skin redness and pain, possible swelling,
blisters, fever, headaches.
- First
Aid: Take a shower, using soap, to
remove oils that may block pores, preventing the body from cooling
naturally. If blisters occur, apply dry,
sterile dressings and get medical attention.
- Heat cramps
- Symptoms:
Painful spasms, usually in leg and abdominal muscles. Heavy sweating.
- First
Aid: Get the victim out to a cooler
location. Lightly stretch and gently
massage affected muscles to relieve spasm.
Give sips of up to a half glass of cool water every 15 minutes. Do not give liquids with caffeine or
alcohol. If nauseous, discontinue
liquids.
- Heat exhaustion
- Symptoms:
Heavy sweating and skin may be cool, pale or flushed. Weak pulse. Normal body temperature is
possible but temperature will likely rise.
Fainting or dizziness, nausea or vomiting, exhaustion and headaches are
possible.
- First Aid:
Get victim to lie down in a cool place.
Loosen or remove clothing. Apply cool, wet cloths. Fan or move victim to air-conditioned place.
Give sips of water if victim is conscious. Be sure water is consumed slowly.
Give half glass of cool water every 15 minutes.
If nausea occurs, discontinue. If
vomiting occurs, seek immediate medical attention.
- Heat stroke (sun
stroke)
- Symptoms:
High body temperature
(105+). Hot, red, dry skin. Rapid, weak pulse; and rapid, shallow
breathing. Possible
unconsciousness. Victim will likely not
sweat unless victim was sweating from recent strenuous activity.
- First Aid: Heat stroke is a severe
medical emergency. Call 911 or emergency
medical services or get the victim to a hospital immediately. Delay can be fatal. Move victim to a cooler environment. Remove clothing. Try a cool bath, sponging or wet sheet to
reduce body temperature. Watch for
breathing problems. Use extreme
caution. Use fans and air conditioners.
Emergency Water Shortage
An emergency water shortage can be caused by prolonged drought, poor
water supply management or contamination of a surface water supply source or aquifer.
A drought is a period of abnormally dry
weather that persists long enough to produce serious effects (crop damage,
water supply shortages, etc.). The
severity of the drought depends upon the degree of moisture deficiency, the
duration, and the size of the affected area.
Drought can affect vast territorial regions and large population
numbers. In effect, drought is a silent
but very damaging phenomenon that is rarely lethal but enormously destructive. Drought can ruin local and regional economies
that are agricultural and tourism based.
Drought also creates environmental conditions that increase risk of
other hazards such as fire, flash flood, and possible landslides/debris flow.
Poor water quality management can result in the demand for water
exceeding the available supply. This can be exacerbated by fluctuations in
regional precipitation, excessive water demand, or rapid residential
development.
Emergency water shortages can also be caused by contamination of a
water supply. A major spill of a petroleum product or hazardous chemical on a
major river can force communities to shut down water treatment plants. Although
typically more localized, the contamination of ground water or an aquifer can
also disrupt the use of well water.
Water conservation
Conserving water is very important during emergency water
shortages. Water saved by one user may
be enough to protect the critical needs of others. Irrigation practices can be
changed to use less water or crops that use less water can be planted. Cities and towns can ration water, factories
can change manufacturing methods, and individuals can practice water-saving
measures to reduce consumption. If
everyone reduces water use during a drought, more water will be available to
share.
- Practice indoor water
conservation:
General
- Never pour water down the drain when there may be another use for
it. Use it to water your indoor plants
or garden.
- Repair
dripping faucets by replacing washers.
One drop per second wastes 2,700 gallons of water per year!
Bathroom
- Check all plumbing for leaks.
Have leaks repaired by a plumber.
- Install
a toilet displacement device to cut down on the amount of water needed to
flush. Place a one-gallon plastic jug of
water into the tank to displace toilet flow (do not use a brick, it may
dissolve and loose pieces may cause damage to the internal parts). Be sure installation does not interfere with
the operating parts.
- Consider
purchasing a low-volume toilet that uses less than half the water of older
models. NOTE: In many areas, low-volume
units are required by law.
- Replace
your showerhead with an ultra-low-flow version.
- Do not take
bathstake short showersonly turn on water to get wet and lather and then
again to rinse off.
- Place
a bucket in the shower to catch excess water for watering plants.
- Dont let the water
run while brushing your teeth,
washing your face or shaving.
- Don't
flush the toilet unnecessarily. Dispose
of tissues, insects, and other similar waste in the trash rather than the
toilet.
Kitchen
- Operate
automatic dishwashers only when they are fully loaded. Use the light wash feature if available to
use less water.
- Hand
wash dishes by filling two containersone with soapy water and the other with
rinse water containing a small amount of chlorine bleach.
- Most
dishwashers can clean soiled dishes very well, so dishes do not have to be
rinsed before washing. Just remove large
particles of food, and put the soiled dishes in the dishwasher.
- Store
drinking water in the refrigerator.
Dont let the tap run while you are waiting for water to cool.
- Do
not waste water waiting for it to get hot.
Capture it for other uses such as plant watering or heat it on the stove
or in a microwave.
- Do
not use running water to thaw meat or other frozen foods. Defrost food overnight in the refrigerator,
or use the defrost setting on your microwave.
- Clean
vegetables in a pan filled with water rather than running water from the tap.
- Kitchen sink disposals require a lot of water
to operate properly. Start a compost
pile as an alternate method of disposing of food waste, or simply dispose of
food in the garbage.
Laundry
- Practice outdoor water conservation:
General
- If you have a well at
home, check your pump periodically. If
the automatic pump turns on and off while water is not being used, you have a
leak.
Car washing
- Use a shut-off nozzle
on your hose that can be adjusted down to a fine spray, so that water flows
only as needed.
- Consider
using a commercial car wash that recycles water. If you wash your own car, park on the grass
so that you will be watering it at the same time.
Lawn Care
- Dont over water your lawn.
A heavy rain eliminates the need for watering for up to two weeks. Most of the year, lawns only need one inch of
water per week.
- Water
in several short sessions rather than one long one in order for your lawn to
better absorb moisture.
- Position
sprinklers so water lands on the lawn and shrubs and not on paved areas.
- Avoid
sprinklers that spray a fine mist. Mist
can evaporate before it reaches the lawn.
Check sprinkler systems and timing devices regularly to be sure they
operate properly.
- Raise
the lawn mower blade to at least three inches, or to its highest level. A higher cut encourages grass roots to grow
deeper, shades the root system, and holds soil moisture.
- Plant
drought-resistant lawn seed.
- Avoid
over-fertilizing your lawn. Applying
fertilizer increases the need for water.
Apply fertilizers that contain slow-release, water-insoluble forms of
nitrogen.
- Use
a broom or blower instead of a hose to clean leaves and other debris from your
driveway or sidewalk.
- Do
not leave sprinklers or hoses unattended.
A garden hose can pour out 600 gallons or more in only a few hours.
Pool
Participate in
public water conservation programs of your local government, utility or water
management district. Follow water
conservation and water shortage rules in effect. Remember, you are included in the
restrictions even if your water comes from a private well. Be sure to support community efforts that
help develop and promote a water conservation ethic.
Contact your
local water authority, utility district, or local emergency management agency
for information specific to your area.
Earthquakes
An earthquake is a sudden shaking of
the earth caused by the breaking and shifting of rock beneath the earths
surface. Earthquakes can cause buildings
and bridges to collapse, telephone and power lines to fall, and result in
fires, explosions and landslides.
Earthquakes can also cause huge ocean waves, called tsunamis, which
travel long distances over water until they crash into coastal areas.
The following information includes general guidelines
for earthquake preparedness and safety.
Because injury prevention techniques may vary from state to state, it is
recommended that you contact your local emergency management office, health
department, or American Red Cross chapter.
What to do before an earthquake
- Know
the terms associated with earthquakes.
- Earthquakea sudden slipping or movement of a portion of the
earths crust, accompanied and followed by a series of vibrations.
- Aftershockan
earthquake of similar or lesser intensity that follows the main earthquake.
- Faultthe
earths crust slips along a faultan area of weakness where two sections of
crust have separated. The crust may only
move a few inches to a few feet in a severe earthquake.
- Epicenterthe
area of the earths surface directly above the origin of an earthquake.
- Seismic
Wavesare vibrations that travel outward from the center of the earthquake at
speeds of several miles per second.
These vibrations can shake some buildings so rapidly that they collapse.
- Magnitudeindicates
how much energy was released. This
energy can be measured on a recording device and graphically displayed through
lines on a Richter Scale. A magnitude of
7.0 on the Richter Scale would indicate a very strong earthquake. Each whole number on the scale represents an
increase of about 30 times the energy released.
Therefore, an earthquake measuring 6.0 is about 30 times more powerful
than one measuring 5.0.
- Look for items in your
home that could become a hazard in an earthquake:
- Repair
defective electrical wiring, leaky gas lines, and inflexible utility
connections.
- Bolt
down water heaters and gas appliances (have an automatic gas shut-off device installed
that is triggered by an earthquake).
- Place
large or heavy objects on lower shelves.
Fasten shelves to walls. Brace
high and top-heavy objects.
- Store
bottled foods, glass, china and other breakables on low shelves or in cabinets
that can fasten shut.
- Anchor
overhead lighting fixtures.
- Check
and repair deep plaster cracks in ceilings and foundations. Get expert advice, especially if there are
signs of structural defects.
- Be
sure the residence is
firmly anchored to its foundation.
- Install
flexible pipe fittings to avoid gas or water leaks. Flexible fittings are more resistant to
breakage.
- Know where and how to shut off electricity,
gas and water at main switches and valves. Check with your local utilities for
instructions.
- Hold earthquake drills
with your household:
- Locate
safe spots in each room under a sturdy table or against an inside wall.
Reinforce this information by physically placing yourself and your household in
these locations.
- Identify
danger zones in each roomnear windows where glass can shatter, bookcases or
furniture that can fall over, or under ceiling fixtures that could fall down.
- Develop a plan for
reuniting your household after an earthquake.
Establish an out-of-town telephone contact for household members to call
to let others know that they are okay.
- Review your insurance
policies. Some damage may be covered even without specific earthquake
insurance. Protect important home and
business papers.
- Prepare to survive on
your own for at least three days.
Assemble a disaster supply kit.
Keep a stock of food and extra drinking water. See the Emergency Planning and Disaster
Supplies and Evacuation chapters for more information.
What to do during an earthquake
Stay inside until the shaking stops and it is safe to go outside. Most injuries during earthquakes occur when
people are hit by falling objects when entering or exiting buildings.
- Drop, Cover and Hold On!
Minimize your movements during an earthquake to a few steps to a nearby
safe place. Stay indoors until the shaking has stopped and you are sure exiting
is safe.
- If you are indoors, take cover under a sturdy desk, table or bench,
or against an inside wall, and hold on.
Stay away from glass, windows, outside doors or walls and anything that
could fall, such as lighting fixtures or furniture. If you are in bed, stay there, hold on and
protect your head with a pillow, unless you are under a heavy light fixture
that could fall.
- If there isnt a table
or desk near you, cover your face and head with your arms and crouch in an
inside corner of the building. Doorways
should only be used for shelter if they are in close proximity to you and if you
know that it is a strongly supported load-bearing doorway.
- If you are outdoors,
stay there. Move away from buildings,
streetlights and utility wires.
- If you live in an apartment building or other
multi-household structure with many levels, consider the following:
- Get
under a desk and stay away from windows and outside walls.
- Stay in the building (many injuries occur as people flee a building
and are struck by falling debris from above).
- Be aware that the electricity may go out and sprinkler systems may
come on.
- DO NOT use the elevators.
- If you are in a
crowded indoor public location:
- Stay
where you are. Do not rush for the doorways.
- Move
away from tall shelves, cabinets and bookcases containing objects that may
fall.
- Take cover and grab something to shield your head and face from
falling debris and glass.
- Be aware that the electricity may go out or the sprinkler systems
or fire alarms may turn on.
- DO
NOT use elevators.
- In a moving vehicle,
stop as quickly as safety permits, and stay in the vehicle. Avoid stopping near or under buildings,
trees, overpasses or utility wires.
Then, proceed cautiously, watching for road and bridge damage.
- If you become trapped
in debris:
- Do
not light a match.
- Do not move about or kick up dust.
- Cover your mouth with a handkerchief or clothing.
- Tap on a pipe or wall so rescuers can locate you. Use a whistle if one is available. Shout only as a last resortshouting can
cause you to inhale dangerous amounts of dust.
- Stay indoors until the
shaking has stopped and you are sure exiting is safe.
What to do after an earthquake
- Be prepared for aftershocks.
These secondary shock waves are usually less violent than the main quake
but can be strong enough to do additional damage to weakened structures.
- Check for
injuries. Do not attempt to move
seriously injured persons unless they are in immediate danger of death or
further injury. If you must move an unconscious person, first stabilize the
neck and back, then call for help immediately.
- If the victim is not breathing,
carefully position the victim for artificial respiration, clear the airway and
start mouth-to-mouth resuscitation.
- Maintain
body temperature with blankets. Be sure
the victim does not become overheated.
- Never
try to feed liquids to an unconscious person.
- If the electricity
goes out, use flashlights or battery powered lanterns. Do not use candles, matches or open flames
indoors after the earthquake because of possible gas leaks.
- Wear sturdy shoes in
areas covered with fallen debris and broken glass.
- Check your home for
structural damage. If you have any
doubts about safety, have your home inspected by a professional before
entering.
- Check chimneys for
visual damage; however, have a professional inspect the chimney for internal
damage before lighting a fire.
- Clean up spilled
medicines, bleaches, gasoline and other flammable liquids. Evacuate the building if gasoline fumes are
detected and the building is not well ventilated.
- Visually inspect
utility lines and appliances for damage.
- If you smell gas or
hear a hissing or blowing sound, open a window and leave. Shut off the main gas
valve. Report the leak to the gas
company from the nearest working phone or cell phone available. Stay out of the
building. If you shut off the gas supply
at the main valve, you will need a professional to turn it back on.
- Switch
off electrical power at the main fuse box or circuit breaker if electrical
damage is suspected or known.
- Shut
off the water supply at the main valve if water pipes are damaged.
- Do
not flush toilets until you know that sewage lines are intact.
- Open cabinets
cautiously. Beware of objects that can
fall off shelves.
- Use the phone only to report
life-threatening emergencies.
- Listen to news reports for
the latest emergency information.
- Stay off the streets. If you must go out, watch for fallen objects,
downed electrical wires, weakened walls, bridges, roads and sidewalks.
- Stay away from damaged area
unless your assistance has been specifically requested by police, fire or relief organizations.
- If you live in coastal
areas, be aware of possible tsunamis, sometimes mistakenly called tidal
waves. When local authorities issue a
tsunami warning, assume that a series of dangerous waves is on the way. Stay away from the beach. See the Tsunamis chapter for more
information.
Volcanoes
A volcano is a vent through which
molten rock escapes to the earths surface.
When pressure from gases within the molten rock becomes too great, an
eruption occurs.
Some eruptions are relatively quiet,
producing lava flows that creep across the land at 2 to 10 miles per hour. Explosive eruptions can shoot columns of
gases and rock fragments tens of miles into the atmosphere, spreading ash
hundreds of miles downwind. Lateral blasts can flatten trees for miles. Hot,
sometimes poisonous, gases may flow down the sides of the of the volcano.
Lava flows are
streams of molten rock that either pour from a vent quietly through lava tubes
or by lava fountains. Because of their intense
heat, lava flows are also great fire hazards.
Lava flows destroy everything in their path, but most move slowly enough
that people can move out of the way.
Fresh volcanic
ash, made of pulverized rock, can be harsh, acidic, gritty, glassy and odorous. While not immediately dangerous to most
adults, the combination of acidic gas and ash could cause lung damage to small
infants, very old people or those suffering from severe respiratory illnesses. Volcanic ash can also damage machinery,
including engines and electrical equipment.
Ash accumulations mixed with water become heavy and can collapse roofs.
Volcanic
eruptions can be accompanied by other natural hazards: earthquakes, mudflows
and flash floods, rock falls and landslides, acid rain, fire, and (under
special conditions) tsunamis. Active
volcanoes in the U.S. are found mainly in Hawaii, Alaska and the Pacific
Northwest.
What to do before an eruption
- Make evacuation plans. If you live in a
known volcanic hazard area, plan a route out and have a backup route in mind.
- Develop
a household disaster plan. In case household members are separated from one
another during a volcanic eruption (a real possibility during the
day when adults are at work and children are at school), have a plan for getting
back together. Ask an out-of-town relative or friend to serve as the household
contact, because after a disaster, its often easier to call long distance.
Make sure everyone knows the name, address, and phone number of the contact
person.
-
Assemble a disaster supply kit (see
Emergency Planning and Disaster Supplies chapter).
- Get a pair of goggles and a throw-away
breathing mask for each member of the household in case of ashfall.
- Do not visit an active volcano site
unless officials designate a safe viewing area.
What to do during an eruption
- If close to the volcano evacuate
immediately away from the volcano to avoid flying debris, hot gases, lateral
blast, and lava flow.
- Avoid
areas downwind from the volcano to avoid volcanic ash.
- Be
aware of mudflows. The danger from a mudflow increases as you
approach a stream channel and decreases as you move away from a stream channel
toward higher ground. In some parts of the world (Central and South America,
Indonesia, the Philippines), this danger also increases with prolonged heavy
rains. Mudflows can move faster than you can walk or run. Look upstream before crossing a bridge, and
do not cross if the mudflow is approaching.
Avoid river valleys and low-lying areas.
- Stay indoors until the ash has settled
unless there is danger of the roof
collapsing.
- During
an ash fall, close doors, windows, and all ventilation in the house (chimney
vents, furnaces, air conditioners, fans and other vents).
- Avoid
driving in heavy dust unless absolutely required. If you do drive in dense dust, keep speed
down to 35 mph or slower.
-
Remove heavy ash from flat or
low-pitched roofs and rain gutters.
-
Volcanic ash is actually fine, glassy
fragments and particles that can cause severe injury to breathing passages,
eyes, and open wounds, and irritation to skin.
Follow these precautions to keep yourself safe from ashfall:
-
Wear long-sleeved shirts and long pants.
-
Use goggles and wear eyeglasses instead
of contact lenses.
- Use
a dust mask or hold a damp cloth over your face to help breathing.
-
Keep car or truck engines off. Driving
can stir up volcanic ash that can clog engines and stall vehicles. Moving parts
can be damaged from abrasion, including bearings, brakes, and transmissions.
What to do after the eruption
- Avoid
ashfall areas if possible. If you are in an ashfall area cover your mouth and
nose with a mask, keep skin covered, and wear goggles to protect the eyes.
- Clear roofs of ashfall because it is very
heavy and can cause buildings to
collapse. Exercise great caution when working on a roof.
- Avoid driving through ashfall which is
easily stirred up and can clog engines,
causing vehicles to stall.
- If you have a respiratory ailment, avoid
contact with any amount of ash. Stay indoors until local health officials
advise it is safe to go outside.
Landslides and Debris Flow (Mudslide)
Landslides occur in all U.S. states and territories and
occur when masses of rock, earth, or
debris move down a slope. Landslides may
be small or large, and can move at slow or very high speeds. They are activated by storms, earthquakes,
volcanic eruptions, fires and by human modification of the land.
Debris and mud flows are rivers of rock, earth, and other debris
saturated with water. They develop when
water rapidly accumulates in the ground, during heavy rainfall or rapid
snowmelt, changing the earth into a flowing river of mud or slurry. They can flow rapidly down slopes or through
channels, and can strike with little or no warning at avalanche speeds. They can also travel several miles from their
source, growing in size as they pick up trees, large boulders, cars, and other
materials along the way.
Landslide,
mudflow, and debris-flow problems are occasionally caused by land
mismanagement. Improper land-use
practices on ground of questionable stability, particularly in mountain,
canyon, and coastal regions, can create and accelerate serious landslide
problems. Land-use zoning, professional
inspections, and proper design can minimize many landslide, mudflow, and debris
flow problems.
What to do before a landslide or debris flow
- Contact your local
emergency management office or American Red Cross chapter for information on
local landslide and debris flow hazards.
- Get a ground
assessment of your property.
- County
or state geological experts, local planning department or departments of
natural resources may have specific information on areas vulnerable to land
slides. Consult an appropriate
professional expert for advice on corrective measures you can take.
- Minimize home hazards.
- Plant
ground cover on slopes and build retaining walls.
- In
mudflow areas, build channels or deflection walls to direct the flow around
buildings.
- Remember:
If you build walls to divert debris flows and the flow lands on a neighbors
property, you may be liable for damages. Explore a neighborhood or special
district project.
- Install
flexible pipe fittings to avoid gas or water leaks. Flexible fittings are more resistant to
breakage.
- Familiarize yourself
with your surrounding area.
- Small
changes in your local landscape could alert you to the potential of greater
future threat.
- Observe
the patterns of storm-water drainage on slopes and especially the places where
runoff water converges.
- Watch
for any sign of land movement, such as small slides, flows, or progressively
leaning trees, on the hillsides near your home.
- Be particularly
observant of your surrounding area before and during intense storms that could
heighten the possibility of landslide or debris flow from heavy rains. Many debris flow fatalities occur when people
are sleeping.
- Talk to your insurance
agent. Debris flow may be covered by
flood insurance policies from the National Flood Insurance Program (NFIP).
- Learn to recognize
landslide warning signs.
- Doors
or windows stick or jam for the first time.
- New
cracks appear in plaster, tile, brick, or foundations.
- Outside
walls, walks, or stairs begin pulling away from the building.
- Slowly
developing, widening cracks appear on the ground or on paved areas such as
streets or driveways.
- Underground utility lines break.
- Bulging ground appears at the base of a
slope.
- Water
breaks through the ground surface in new locations.
- Fences,
retaining walls, utility poles, or trees tilt or move.
- You hear a faint rumbling sound that
increases in volume as the landslide nears.
- The ground slopes downward in one specific
direction and may begin shifting in that direction under your feet.
What to do during a heightened threat (intense
storm) of landslide or debris flow
- Listen to radio or television for warning of intense rainfall.
- Be prepared to evacuate if instructed
by local authorities or if you feel threatened.
- Should
you remain at home, move to a second story if possible to distance yourself
from the direct path of debris flow and landslide debris.
- Be alert when intense,
short bursts of rain follow prolonged heavy rains or damp weather, which
increase risks of debris flows.
- Listen for any unusual
sounds that might indicate moving debris, such as trees cracking or boulders
knocking together. A trickle of flowing
or falling mud or debris may precede larger landslides. Moving debris can flow quickly and sometimes
without warning.
- If you are near a
stream or channel, be alert for sudden increases or decreases in water flow and
for a change from clear to muddy water.
Such changes may indicate landslide activity upstream. Be prepared to move quickly.
- Be especially alert
when driving.
Embankments along roadsides are particularly susceptible to landslides. Watch for collapsed pavement, mud, fallen
rocks, and other indications of possible debris flows.
- Evacuate when ordered
by local authorities. See the
Evacuation chapter for more information.
What to do during a landslide or debris flow
- Quickly move away from
the path of a landslide or debris flow.
- Areas generally
considered safe include:
- Areas
that have not moved in the past
- Relatively
flat-lying areas away from drastic changes in slope
- Areas
at the top of or along ridges set back from the tops of slopes.
- If escape is not
possible, curl into a tight ball and protect your head.
What to do after a landslide or debris flow
- Stay away from the
slide area. There may be danger of
additional slides.
- Check for injured and
trapped persons near the slide, without entering the direct slide area. Direct rescuers to their locations.
- Help a neighbor who
may require special assistancelarge families, children, elderly people, and
people with disabilities.
- Listen to local radio
or television stations for the latest emergency information.
- Landslides and flows
can provoke associated dangers such as broken electrical, water, gas, and
sewage lines, and disrupt roadways and railways.
- Look
for and report broken utility lines to appropriate authorities. Reporting potential hazards will get the
utilities turned off as quickly as possible, preventing further hazard and
injury.
- Check
the building foundation, chimney, and surrounding land for damage. Damage to foundations, chimneys, or
surrounding land may help you assess the safety of the area.
- Watch for flooding,
which may occur after a landslide or debris flow. Floods sometimes follow landslides and debris
flows because they may both be started by the same event.
- Replant damaged ground
as soon as possible since erosion caused by loss of ground cover can lead to
flash flooding and additional landslides in the near future.
- Seek the advice of a
geotechnical expert for evaluating landslide hazards or designing corrective
techniques to reduce landslide risk. A
professional will be able to advise you of the best ways to prevent or reduce
landslide risk, without creating further hazard.
- See the Recovering
From Disaster chapter for more information.
Tsunamis
Tsunami (pronounced soo-ná-mee), sometimes mistakenly called
a tidal wave, is a series of enormous waves created by an underwater
disturbance such as an earthquake. A
tsunami can move hundreds of miles per hour in the open ocean and smash into
land with waves as high as 100 feet or more, although most waves are less than
18 feet high.
From the area
where the tsunami originates, waves travel outward in all directions much like
the ripples caused by throwing a rock into a pond. In deep water the tsunami wave is not
noticeable. Once the wave approaches the shore it builds in height. All
tsunamis are potentially dangerous, even though they may not damage every
coastline they strike. A tsunami can
strike anywhere along most of the U.S. coastline. The most destructive tsunamis have occurred
along the coasts of California, Oregon, Washington, Alaska and Hawaii.
Earthquake-induced
movement of the ocean floor most often generates tsunamis. Landslides, volcanic eruptions, and even
meteorites can also generate tsunamis.
If a major earthquake or landslide occurs close to shore, the first wave
in a series could reach the beach in a few minutes, even before a warning is
issued. Areas are at greater risk if
less than 25 feet above sea level and within a mile of the shoreline. Drowning
is the most common cause of death associated with a tsunami. Tsunami waves and the receding water are very
destructive to structures in the run-up zone. Other hazards include flooding,
contamination of drinking water and fires from gas lines or ruptured tanks.
What to do before a tsunami
- Know the terms used by
the West Coast/Alaska Tsunami Warning Center
(WC/ATWCresponsible for tsunami warnings for
California, Oregon, Washington, British Columbia, and Alaska) and the
Pacific Tsunami Warning Center (PTWCresponsible
for tsunami warnings to international authorities, Hawaii, and the U.S. territories within the
Pacific basin).
- AdvisoryAn earthquake has occurred in the Pacific
basin, which might generate a tsunami.
WC/ATWC and PTWC will issue hourly bulletins advising of the situation.
- WatchA tsunami was or may have been
generated, but is at least two hours travel time to the area in Watch status.
- WarningA tsunami
was or may have been generated, which could cause damage; therefore, people in
the warned area are strongly advised to evacuate.
- Listen to radio or television for more
information and follow the instructions of your local authorities.
- Immediate warning of
tsunamis sometimes comes in the form of a noticeable recession in water away
from the shoreline. This is natures tsunami warning and it should be heeded by
moving inland to higher ground immediately
- If you feel an earthquake in a coastal area,
turn on your radio to learn if there is a tsunami warning.
- Know that a small tsunami at one beach can be
a giant wave a few miles away. The
topography of the coastline and the ocean floor will influence the size of the
wave.
- A
tsunami may generate more than one wave.
Do not let the modest size of one wave allow you to forget how dangerous
a tsunami is. The next wave may be
bigger.
- Prepare
for possible evacuation. Learn evacuation routes. Determine where you would go
and how you would get there if you needed to evacuate. See the Evacuation and Emergency Planning
and Disaster Supplies chapters for information.
What to do during a tsunami
- If you are advised to evacuate, do so immediately.
- Stay away from the area until local authorities say it is safe. Do not be fooled into thinking that the
danger is over after a single wavea tsunami is not a single wave but a series
of waves that can vary in size.
- Do not go to the
shoreline to watch for a tsunami. When you can see the wave, it is too late to
escape.
What to do after a
tsunami
- Avoid
flooded and damaged areas until officials say it is safe to return.
- Stay away from debris in
the water, it may pose a safety hazard to boats and people.
- See the Recovering From Disaster chapter for more information.
Fire
Each year more than 4000 Americans die and more than
25,000 are injured in fires, many of which could be prevented. Direct property
loss due to fires is estimated at $8.6 billion annually.
To protect yourself, its important to understand the basic
characteristics of fire. Fire spreads quickly; there is no time to gather
valuables or make a phone call. In just two minutes a fire can become life
threatening. In five minutes a residence
can be engulfed in flames.
Heat and smoke from fire can be more dangerous than the flames. Inhaling the super-hot air can sear your
lungs. Fire produces poisonous gases that
make you disoriented and drowsy. Instead
of being awakened by a fire, you may fall into a deeper sleep. Asphyxiation is
the leading cause of fire deaths, exceeding burns, by a three-to-one ratio.
What to do before fire strikes
- Install smoke alarms. Working smoke alarms decrease your chances of
dying in a fire by half.
- Place
smoke alarms on every level of your residence: outside bedrooms on the ceiling
or high on the wall, at the top of open stairways or at the bottom of enclosed
stairs and near (but not in) the kitchen.
- Test and clean smoke alarms once a month and replace batteries at
least once a year. Replace smoke alarms
once every 10 years.
- With
your household, plan two escape routes from every room in the residence. Practice with your household escaping from
each room.
- Make
sure windows are not nailed or painted shut.
Make sure security gratings on windows have a fire safety-opening
feature so that they can be easily opened from the inside.
- Consider escape ladders
if your home has more than one level and ensure that burglar bars and other
antitheft mechanisms that block outside window entry are easily opened from
inside.
- Teach household members
to stay low to the floor (where the air is safer in a fire) when escaping from
a fire.
- Pick a place outside your home for the household to meet after
escaping from a fire.
- Clean out storage areas. Dont let trash such as old newspapers
and magazines accumulate.
- Check the electrical wiring in your home.
- Inspect
extension cords for frayed or exposed wires or loose plugs.
- Outlets
should have cover plates and no exposed wiring.
- Make
sure wiring does not run under rugs, over nails, or across high traffic areas.
- Do
not overload extension cords or outlets.
If you need to plug in two or three appliances, get a UL-approved unit
with built-in circuit breakers to prevent sparks and short circuits.
- Make
sure home insulation does not touch electrical wiring.
- Have
an electrician check the electrical wiring in your home.
- Never use gasoline,
benzine, naptha or similar liquids indoors.
- Store
flammable liquids in approved containers in well-ventilated storage areas.
- Never
smoke near flammable liquids.
- After
use, safely discard all rags or materials soaked in flammable material.
- Check heating sources. Many home fires are started by faulty
furnaces or stoves, cracked or rusted furnace parts and chimneys with creosote
build-up. Have chimneys, wood stoves and all home heating systems inspected and
cleaned annually by a certified specialist.
- Insulate chimneys and place spark arresters
on top. The chimney should be at least
three feet higher than the roof. Remove branches hanging above and around the
chimney.
- Be careful when using
alternative heating sources, such as wood, coal and kerosene heaters and
electrical space heaters.
- Check with your local fire department on the legality of using
kerosene heaters in your community. Be
sure to fill kerosene heaters outside after they have cooled.
-
Place heaters at least three feet away from flammable materials. Make sure the floor and nearby walls are
properly insulated.
- Use only the type of fuel designated
for your unit and follow manufacturers instructions.
- Store ashes in a metal container
outside and away from the residence.
- Keep open flames away from walls,
furniture, drapery and flammable items.
Keep a screen in front of the fireplace.
- Have chimneys and wood stoves
inspected annually and cleaned if necessary.
- Use portable heaters only in
well-ventilated rooms.
- Keep matches and
lighters up high, away from children, and if possible, in a locked cabinet.
- Do not smoke in bed, or when
drowsy or medicated. Provide smokers
with deep, sturdy ashtrays. Douse
cigarette and cigar butts with water before disposal.
- Safety
experts recommend that you sleep with your door closed.
- Know the
locations of the gas valve and electric fuse or circuit breaker box and how to
turn them off in an emergency. If you shut off your main gas line for any
reason, allow only a gas company representative to turn it on again.
- Install A-B-C type fire
extinguishers in the home and teach household members how to use them (Type
Awood or papers fires only; Type Bflammable liquid or grease
fires; Type Celectrical fires; Type A-B-Crated for all fires
and recommended for the home).
- Consider installing an
automatic fire sprinkler system in your home.
- Ask your local fire
department to inspect your residence for fire safety and prevention.
- Teach children how to report
a fire and when to use 911.
- To support insurance claims
in case you do have a fire, conduct an inventory of your property and possessions
and keep the list in a separate location. Photographs are also helpful.
- See the Emergency Planning
and Disaster Supplies chapter for additional information.
What to do during a fire
- Use water or a fire
extinguisher to put out small fires. Do
not try to put out a fire that is getting out of control. If youre not sure if you can control it, get
everyone out of the residence and call the fire department from a neighbors
residence.
- Never use water on an
electrical fire. Use only a fire
extinguisher approved for electrical fires.
- Smother oil and grease
fires in the kitchen with baking soda or salt, or put a lid over the flame if
it is burning in a pan. Do not attempt
to take the pan outside.
- If your clothes catch
on fire, stop, drop and roll until the fire is extinguished. Running only makes the fire burn faster.
- If you are escaping through a closed door, use the back of your
hand to feel the top of the door, the doorknob, and the crack between the door
and door frame before you open it. Never
use the palm of your hand or fingers to test for heatburning those areas could
impair your ability to escape a fire (i.e., ladders and crawling).
- If the door is cool, open slowly and
ensure fire and/or smoke is not blocking your escape route. If your escape route is blocked, shut the
door immediately and use an alternate escape route, such as a window. If clear, leave immediately through the door. Be prepared to crawl. Smoke and heat rise. The air is clearer and cooler near the floor.
- If
the door is warm or hot, do not open.
Escape through a window. If you
cannot escape, hang a white or light-colored sheet outside the window, alerting
fire fighters to your presence.
- If you must exit
through smoke, crawl low under the smoke to your exitheavy smoke and poisonous
gases collect first along the ceiling.
- Close doors behind you
as you escape to delay the spread of the fire.
- Once you are safely
out, stay out. Call 911.
What to do after a fire
- Give first aid where
needed. After calling 911 or your local
emergency number, cool and cover burns to reduce chance of further injury or
infection.
- Do not enter a
fire-damaged building unless authorities say it is okay.
- If you must enter a
fire-damaged building, be alert for heat and smoke. If you detect either, evacuate immediately.
- Have an electrician
check your household wiring before the current is turned on.
- Do not attempt to
reconnect any utilities yourself. Leave
this to the fire department and other authorities.
- Beware of structural damage.
Roofs and floors may be weakened and need repair.
- Contact your local
disaster relief service, such as the American Red Cross or Salvation Army, if
you need housing, food, or a place to stay.
- Call your insurance
agent.
- Make
a list of damage and losses. Pictures
are helpful.
- Keep
records of clean-up and repair costs.
Receipts are important for both insurance and income tax claims.
- Do not throw away
any damaged goods until an official inventory has been taken. Your insurance company takes all damages into
consideration.
- If you
are a tenant, contact the landlord. Its
the property owners responsibility to prevent further loss or damage to the
site.
- Secure
personal belongings or move them to another location.
- Discard food, beverages and
medicines that have been exposed to heat, smoke or soot. Refrigerators and freezers left closed hold
their temperature for a short time. Do
not attempt to refreeze food that has thawed.
- If you have a safe or strong
box, do not try to open it. It can hold
intense heat for several hours. If the
door is opened before the box has cooled, the contents could burst into flames.
- If a building inspector says
the building is unsafe and you must leave your home:
- Ask
local police to watch the property during your absence.
- Pack
identification, medicines, glasses, jewelry, credit cards, checkbooks,
insurance policies and financial records if you can reach them safely.
- Notify
friends, relatives, police and fire departments, your insurance agent, the
mortgage company, utility companies, delivery
services, employers, schools and the post office of your whereabouts.
- See the Shelter and
Recovering From Disaster chapters for more information.
Wildland fires
If you live on a remote hillside, or in a valley, prairie
or forest where flammable vegetation is abundant, your residence could be
vulnerable to wildland fire. These fires
are usually triggered by lightning or accidents.
- Fire facts about rural living:
- Once a fire starts outdoors in a rural area, it is often hard to
control. Wildland firefighters are
trained to protect natural resources, not homes and buildings.
- Many
homes are located far from fire stations.
The result is longer emergency response times. Within a matter of minutes, an entire home
may be destroyed by fire.
- Limited
water supply in rural areas can make fire suppression difficult.
- Homes
may be secluded and surrounded by woods, dense brush and combustible vegetation
that fuel fires.
- Ask fire authorities
for information about wildland fires in your area. Request that they inspect your residence and
property for hazards.
- Be prepared and have a
fire safety and evacuation plan:
- Practice fire escape and evacuation plans.
- Mark
the entrance to your property with address signs that are clearly visible from
the road.
- Know
which local emergency services are available and have those numbers posted near
telephones.
- Provide
emergency vehicle access through roads and driveways at least 12 feet wide with
adequate turnaround space.
- Tips for making your
property fire resistant:
- Keep lawns trimmed, leaves raked, and the roof and rain-gutters
free from debris such as dead limbs and leaves.
- Stack
firewood at least 30 feet away from your home.
- Store
flammable materials, liquids and solvents in metal containers outside the home
at least 30 feet away from structures and wooden fences.
- Create
defensible space by thinning trees and brush within 30 feet around your
home. Beyond 30 feet, remove dead wood,
debris and low tree branches.
- Landscape
your property with fire resistant plants and vegetation to prevent fire from
spreading quickly. For example, hardwood
trees are more fire-resistant than pine, evergreen, eucalyptus, or fir trees.
- Make
sure water sources, such as hydrants, ponds, swimming pools and wells, are
accessible to the fire department.
- Protect your home:
- Use fire resistant, protective roofing and materials like stone,
brick and metal to protect your home.
Avoid using wood materials. They
offer the least fire protection.
- Cover
all exterior vents, attics and eaves with metal mesh screens no larger than 6
millimeters or 1/4 inch to prevent debris from collecting and to help keep
sparks out.
- Install
multi-pane windows, tempered safety glass or fireproof shutters to protect
large windows from radiant heat.
- Use
fire-resistant draperies for added window protection.
- Have
chimneys, wood stoves and
all home heating systems inspected and cleaned annually by a certified
specialist.
- Insulate
chimneys and place spark arresters on top.
Chimney should be at least three feet above the roof.
- Remove
branches hanging above and around the chimney.
- Follow local burning
laws:
- Do not burn trash or other debris without proper knowledge of local
burning laws, techniques and the safest times of day and year to burn.
- Before
burning debris in a wooded area, make sure you notify local authorities and
obtain a burning permit.
- Use
an approved incinerator with a safety lid or covering with holes no larger than
3/4 inches.
- Create
at least a 10-foot clearing around the incinerator before burning debris.
- Have
a fire extinguisher or garden hose on hand when burning debris.
- If wildfire threatens
your home and time permits, consider the following:
Inside
- Shut off gas at the meter.
Turn off pilot lights.
- Open
fireplace damper. Close fireplace
screens.
- Close
windows, vents, doors, blinds or noncombustible window coverings, and heavy
drapes. Remove flammable drapes and
curtains.
- Move
flammable furniture into the center of the home away from windows and
sliding-glass doors.
- Close
all interior doors and windows to prevent drafts.
- Place
valuables that will not be damaged by water in a pool or pond.
- Gather
pets into one room. Make plans to care for your pets if you must evacuate.
- Back
your car into the garage or park it in an open space facing the direction of
escape. Shut doors and roll up windows. Leave the key in the ignition and the car
doors unlocked. Close garage windows and
doors, but leave them unlocked.
Disconnect automatic garage door openers.
Outside
- Seal attic and ground vents with pre-cut plywood or commercial
seals.
- Turn
off propane tanks.
- Place
combustible patio furniture inside.
- Connect
garden hose to outside taps. Place lawn
sprinklers on the roof and near above-ground fuel tanks. Wet the roof.
- Wet
or remove shrubs within 15 feet of the home.
- Gather
fire tools such as a rake, axe, handsaw or chainsaw, bucket, and shovel.
- If advised to
evacuate, do so immediately. Choose a
route away from the fire hazard. Watch
for changes in the speed and direction of fire and smoke.
- See the Evacuation chapter
for detailed information about evacuation preparedness. Also see the Recovering from Disaster and
Shelters chapters for additional information.
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