Water Vocab

6. A living organism that gives us an idea of the health of an ecosystem.
7. Drinkable water
8. Taking care of something that we do not own.
11. Protects people and the environment from significant health risks, sponsors and conducts research, and enforces environmental regulations.
13. Established the regulations on discharges of pollutants into the waters of the US and regulating standards for surface water
15. The measure of how acidic or basic the substance is
16. Any single identifiable source of pollution

1. Pollution that is released over a wide area
2. Excess nutrients (nitrates and phosphates) in a body of water
3. Established the EPA's ability to set national standards for drinking water to protect the quality.
4. The amount of oxygen present in the water
5. A process that improves water quality by removing contaminants through coagulation, flocculation, sedimentation, filtration, and disinfection
9. Animals without a backbone that are big enough to see
10. The measurement of the cleanliness and healthiness of water
12. A chemical compound used in fertilizer
14. How cloudy the water is