Welcome to the State Water Resources Control Board Welcome to the California Environmental Protection Agency
Governor's Website Visit the Water Board Members Page
Agendas
My Water Quality
Performance Report
National Pollutant Discharge Elimination System (NPDES)

National Pollutant Discharge Elimination System (NPDES)

REFERENCE DOCUMENTS

303(d) and Total Maximum Daily Load (TMDL)

40 Code of Federal Regulations (CFR)

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Basin Plans

Bay-Delta, Ocean and Thermal Plans

Clean Water Act

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Miscellaneous References

National Toxics Rule (NTR) and California Toxics Rule (CTR)

Other Laws, Regulations and Policies

State Water Board and U.S. EPA Agreements

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State Water Board Resolutions

U.S. EPA Documents and Guidance

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Water Quality Petitions

Whole Effluent Toxicity