Environmental Quality Board Final Rule

pa-56-28-974: Water quality standards; Class A stream redesignations

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Summary

The Environmental Quality Board (Board) amends Chapter 93 (relating to water quality standards). The amendments modify the drainage lists in §§ 93.9c, 93.9d, 93.9f, 93.9h, 93.9i, 93.9k, 93.9l, 93.9m, 93.9n, 93.9o, 93.9p, 93.9q, 93.9r, 93.9s, 93.9x and 93.9z to read as set forth in Annex A. The purpose of this final-form rulemaking is to update the designated uses so that the surface waters of this Commonwealth are afforded the appropriate level of protection. This final-form rulemaking fulfills the Commonwealth's obligations under Federal and State law to review and revise, as necessary, water quality standards that are protective of surface waters. This final-form rulemaking was adopted by the Board at its meeting of March 10, 2026. A. Effective Date These amendments will be effective upon final-form publication in the Pennsylvania Bulletin . Once approved by the United States Environmental Protection Agency (EPA), water quality standards are used to implement the Clean Water Act (CWA) (33 U.S.C. §§ 1251 1389). B. Contact Persons For further information, contact Michael (Josh) Lookenbill, Program Manager, Water Quality Division, Bureau of Clean Water, 11th Floor, Rachel Carson State Office Building, P.O. Box 8774, 400 Market Street, Harrisburg, PA 17105-8774, (717) 787-9637 or Robert ''Bo'' Reiley, Deputy Chief Counsel, Bureau of Regulatory Counsel, 9th Floor, Rachel Carson State Office Building, P.O. Box 8464, Harrisburg, PA 17105-8464, (717) 787-7060. Persons with a...

The agency’s own summary, as published.

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