chemicals, animal waste, and naturally occurring substances
What are some of the main pollutants of water?
100
to protect public health by regulating the nation's public drinking water supply
Why was the SDWA put forth?
100
23%
What percent of private wells have at least one contaminant at a level of potential health concern as of the 2009 survey??
100
An act that established a national objective to restore and maintain the chemical, physical and biological integrity of the nation's surface waters
What is the Clean Drinking Water Act?
100
Manmade pollutants and runoff from farms/factories.
What are two major causes of polluted rivers?
200
polluted runoff
What is the biggest pollution threat to water?
200
Congress
Who passed the SDWA?
200
Mining, aquaculture, livestock
What are three examples of groundwater use?
200
Nearly 40%
What percent of surface water is still not fishable/swimmable?
200
50%
What percent of endangered animals depend on streams that are polluted or drying up?
300
mercury, lead, iron, heavy metals
What are some substances that can get in the water?
300
1974
When was the SDWA passed?
300
38%
What percent of the groundwater do the country and city water departments supply to households and businesses?
300
Less than 2%
What percent of streams are clean enough to be high quality?
300
250 million cases of water-related diseases, and between 5 and 10 million deaths.
How many deaths and illnesses each year are related to unsafe water?
400
Environmental Protection Agency (EPA)
Who regulates the chemical contaminates?
400
private wells serving less than 25 people
What does the SDWA not regulate?
400
97%
What is the percent of people who do not get water delivered to them by a county or city water department or private water company that groundwater provides drinking water to??
400
Fishable Water Act
What act was later passed that has the same intentions as the CDWA?
400
80%
What percent of water pollution comes from human activity?