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Policy & Guidance

Library of documents, notices, and memoranda designed to help states, tribes, & territories comply with federal regulations addressing water quality standards.

Reference library of guidance documents and policy memos (50+ documents and memos)
Response to Sierra Club Petition (June 25, 2004)
- Supplemental information (PDF) (5 pp., 25 K)
Strategy for Water Quality Standards & Criteria (August 2003)
Water Quality Standards Handbook: Second Edition (August 1994)
Draft Implementation Guidance for Ambient Water Quality Criteria for Bacteria (June 11, 2002)
Mixing zones
Interim Economic Guidance (April 27, 1995)
Guidance on Water Quality Standards reviews for CSO receiving waters (PDF) (July 2001)
National guidance for wetlands (July 1990)
Designating attainable uses Symposium 2002: Proceedings and abstracts available for download.
Memorandum of agreement between EPA, Fish and Wildlife Service, and National Marine Fisheries Service regarding enhanced coordination under the Clean Water Act and Endangered Species Act (February 2001)
State and Tribal Water Quality Standards - Notice of EPA Approvals (October 7, 1998)
Technical Guidance for Developing Total Maximum Daily Loads (TMDLs) (1997)

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Water Quality Criteria and Standards Plan (June 1998)

Models | TMDLs | Permits | Water Quality Criteria | Monitoring

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