SWDA Act
Public Water Systems
EPA
Freshwater fishing and Pollution
Water Science
100
1974
What is when was the SWDA law enacted?
100
Source water
untreated water from streams, rivers, lakes or underground aquifers is known as?
100
america's so-called Great Waters -- the Great Lakes, Chesapeake Bay, Lake Champlain and coastal waters -- continue to suffer from runoff, pollution discharge and air pollution.
The Environmental Protection Agency released a report confirming what?
100
40%
________ of America's rivers are too polluted for fishing, swimming, or aquatic life.
100
Oceans, Seas, & Bays at 96.5%
What has the highest percentage of earths water?
200
Lakes, Rivers, Reservoirs, springs
Name 3 watch sources this law protects
200
A public water system
is a system for the provision to the public of water for human consumption through pipes or other constructed conveyances, if such system has at least fifteen service connections or regularly serves at least twenty-five individuals.
200
Sprawling developments, hydromodification (dam-building and channeling streams) and farming and forestry operations all contribute significantly to degraded water conditions nationwide.
What are some of the bad sources causing this pollution?
200
46%
America's lakes—________ are too polluted for fishing, swimming, or aquatic life.
200
Near earths surface
Where does groundwater occur?
300
Man-Made
protects against both naturally-occurring and ________ contaminants?
300
Constructed Conveyance
Broadly interpreted to refer to any manmade conduit such as ditches, culverts, waterways, flumes, mine drains, or canals.
300
Environmental Protection Agency
What does EPA stand for?
300
nitrogen pollution
The Mississippi River—which drains nearly 40% of the continental United States, including its central farm lands—carries an estimated 1.5 million metric tons of_____________________into the Gulf of Mexico each year.
300
gravity pulls water toward the center of the Earth. That means that water on the surface will try to seep into the ground below it.
what does gravity have to do with ground water?
400
individual states
Who is given primary enforcement responsibility?
400
Waterborne Diseases
A water treatment plant protects against?
400
created for the purpose of protecting human health and the environment by writing and enforcing regulations based on laws passed by Congress.
What was the EPA created for?
400
2016
The US EPA has warned that sewage levels in rivers could be back to the super-polluted levels of the 1970s by the year what?
400
fruits, vegetables, and grains growing to feed the world's population, and this has been a constant for thousands of years.
Irrigation water is essential for keeping_____________?
500
Private Wells
what water system does the law not regulate?
500
Late 1800's
construction of facilities to prevent human waste from reaching drinking water supplies began in?
500
December 2, 1970
When was the EPA formed?
500
Asian rivers
What are the most polluted rivers in the world?
500
A flood is any relatively high streamflow overtopping the natural or artificial banks in any reach of a stream. Floods occur for many reasons, such as long-lasting rainfall over a broad area, locally intense thunderstorm- generated rainfall, or rapid melting of a large snow pack with or without accompanying rainfall.
What a Flood?
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