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State Standards in Effect for CWA Purposes
- [See Pennsylvania Code, Title 25, Chapter 16, Water Quality Toxics Management Strategy-Statement of Policy ]
(Effective April 15, 2010) Includes guidelines for developing criteria for toxic substances, numeric water quality criteria, analytical methods and detection limits for toxic substances, and special provisions for the Great Lakes System. - [See Pennsylvania Code, Title 25, Chapter 93, Water Quality Standards ]
(Effective March 12, 2012) Includes definitions, defines the Commonwealth's protected water uses and statewide water uses, general water quality criteria, specific water quality criteria, development of site-specific aquatic life water quality criteria, application of toxic substances, and designated water uses. - [See Pennsylvania Code, Title 25, Chapter 105, Environment Protection ]
Water quality standards that apply to wetlands. - [See Delaware River Basin Commission, Administrative Manual-Part III, Water Quality Regulations ]
(Effective July 8, 2014) This document is incorporated into [New Jersey's/Pennsylvania's] water quality standards by reference.
Federally Proposed or Promulgated Standards
- [See Withdrawal of Federal Antidegradation Policy for Pennsylvania ]
- Federal Register Notice (May 28, 2010)
- Withdrawal of the Direct Final Rule Removing the Federal Antidegradation Policy for Pennsylvania (November 2008)
- Final Water Quality Standards Bacteria Rule for Coastal and Great Lakes Recreation Waters (November 8, 2004)
- Water Quality Standards for Pennsylvania (December 1996)
- Pennsylvania Code, Title 25, Chapter 16, Water Quality Toxics Management Strategy-Statement of Policy (PDF)(36 pp, 139 K)
- Pennsylvania Code, Title 25, Chapter 93, Water Quality Standards (PDF)(258 pp, 2 MB)
- Pennsylvania Code, Title 25, Chapter 105, Environment Protection (PDF)(19 pp, 2 MB)
- Delaware River Basin Commission, Administrative Manual-Part III, Water Quality Regulations (PDF)(147 pp, 1 MB)
- Withdrawal of Federal Antidegradation Policy for Pennsylvania (PDF)(1 pg, 32 K)