Pennsylvania Stormwater-General regulations & environmental compliance analysis

Pennsylvania Stormwater-General: What you need to know

Governing Law and Regulations

Pennsylvania Stormwater Management Act, 32 Pennsylvania Statutes (Pa. Stat.) 680.1 to 680.17

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Pennsylvania Clean Streams Law, 35 Pa. Stat. 691.901 and 25 Pennsylvania Code (Pa. Code) 91.1 to 91.52

Pennsylvania National Pollutant Discharge Elimination System (NPDES) permit program: 25 Pa. Code 92a.1 to 92a.104

Water quality standards: 25 Pa. Code 93.1 to 93.9z

Regulatory Agencies

Pennsylvania Department of Environmental Protection (DEP) Office of Water Management Bureau of Point and Nonpoint Source Management

County conservation districts

U.S. Environmental Protection Agency (EPA) Region 3

See ADDRESSES & CONTACTS for addresses and telephone numbers.

See national section for basic information and federal regulations.

Comparison: State vs. Federal

Rules. Pennsylvania is fully authorized to administer the National Pollutant Discharge Elimination System (NPDES) permit program, including for point source discharges related to stormwater. Pennsylvania generally follows the federal permitting regulations for stormwater discharges under 40 CFR 122.26. For information on the federal stormwater permitting program, see the national section STORMWATER—GENERAL. As a result of the state's permit authorization, Pennsylvania has developed its own general permits covering stormwater discharges associated with industrial facilities, construction activities, and municipal separate storm sewer systems (MS4s). For additional guidance on the state requirements for specific stormwater discharges, see the state sections STORMWATER—INDUSTRIAL FACILITIES, STORMWATER—CONSTRUCTION ACTIVITIES, and STORMWATER—MUNICIPALITIES.

The state also issues individual stormwater discharge permits for ...


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