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EPA 810-F-99-020
December 1999
WATER FACTS
SAFE DRINKING WATER ACT « CELEBRATING 25 YEARS • PROTECT OUR HEALTH FROM SOURCE TO TAP
Drinking Water Facts and Figures
• Water is the only substance found on
earth in three forms - solid, liquid, and
gas.
• A person can live more than a month
without food, but only about a week,
depending on conditions, without
water.
• 66% of the human body is water; 75%
of the human brain is water.
• 75% of a chicken, 80% of a pineapple,
and 95% of a tomato is water.
• A person must consume 2.5 quarts of
water per day from all sources (drink-
ing, eating) to maintain health.
• Water regulates the earth's temperature.
It also regulates the temperature of the
human body, carries nutrients and
oxygen to cells, cushions joints, pro-
tects organs and tissues, and removes
wastes.
• It is possible for people today to drink
water that was part of the dinosaur era.
Usage
• Industries as well as people need water.
It takes on average 39,090 gallons of
water to manufacture a new car and its
four tires.
• 62,600 gallons of water are needed to
produce one ton of steel; 1,500 gallons
to process one barrel of beer; and 9.3
gallons to process one can of fruit or
vegetables.
• On average, 50-70% of household
water is used outdoors (watering lawns,
washing cars).
• The average American uses over 100
gallons of water per day; the average
residence uses over 100,000 gallons
during a year.
• Americans drink more than 1 billion
glasses of tap water per day.
Infrastructure
• The average cost for water supplied to a
home in the U.S. is about $2.00 for
1,000 gallons, which equals about 5
gallons for a penny.
• It costs over $3.5 billion to operate
water systems throughout the United
States each year.
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WHAT YOU CAN DO TO KEEP
YOUR DRINKING WATER SAFE
Be Aware of Your Water Source and Supplier
• Where does your water come from?
* Who is your water supplier?
* Has your water been tested recently?
* Is it tested regularly?
* How is it treated and protected from
contamination?
* Have water shortages occurred in your
community?
Conserve Water In the Home/On the Farm
• Improve water use and management practices.
• Repair leaking faucets and toilets.
• Understand crop needs for water and irrigate
appropriately.
• Water your lawn wisely.
« Take short showers.
• Turn off the water while brushing your teeth.
* Turn off the hose while washing your car.
Minimize the Production of Waste
• Compost vegetable waste.
• Recycle newspapers, aluminum cans, glass
containers.
* Don't buy more of anything than you can use.
• Recycle used motor oil, batteries, paints,
solvents, and chemicals.
• Think of the impact of what you do on water
quality.
Wisely Use and Dispose of Household Lawn
and Garden Chemicals
• Follow all directions carefully.
• Use only what you need.
• Sponsor or participate in pesticide collection/
disposal activities.
Learn the Facts About Your Water
• Look for and read your consumer confidence
report (annual water quality report). Call your
water supplier to get a copy.
• Don't believe everything you hear or read in
advertisements - get the facts.
• Review results of drinking water tests in your
community.
• Attend public meetings.
• Follow the news about drinking water matters,
such as the development of new standards.
• Learn about potential contamination sources of
ground water and surface water.
Get Involved in Your Community
• Urge your water supplier and state and local
regulatory and health officials to ensure that your
water supply complies with all standards.
• Support efforts to educate the public and elected
officials about the need to protect and improve
the quality of drinking water.
• Express willingness to pay higher water rates, if
necessary, to finance improvements in water
quality.
• Support efforts to protect water suppl
ies.
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