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Pesticides and Water Quality

Water Quality Reports and Other Resources

More information on pesticides and water quality

Environmental regulations

Agencies involved in pesticide regulation and water quality:

The Federal Clean Water Act of 1972 requires that a written plan (called a Total Maximum Daily Load or TMDL) be developed for every water body that is impaired and does not meet water quality standards. Many California rivers and creeks have been identified as impaired by pesticides and other chemicals. Find out more about the TMDL process and which water bodies have been identified:

U.S. Geological Survey reports for California

Further reading

Other resources

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Statewide IPM Program, Agriculture and Natural Resources, University of California
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