Tredyffrin Township
Chester County, Pennsylvania

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Stormwater Management

The Townships storm drainage system is very important to keeping runoff from flooding roadways and damaging property. The inlets in the streets are interconnected by piping and eventually discharged to a larger pipe, to a stream or ditch. Eventually all of our runoff ends up in the Schuylkill and/or Delaware River.

Inlets are spaced along a roadway with most located at low points of the street in order to efficiently collect rainwater. Residents may help themselves by insuring that the opening is free and clear of leaves and other debris prior to a rain storm. If the inlet is clogged and not accepting runoff, the Public Works Department should be called at (610) 408-3620 or e-mail.

Streams and drainage ditches/swales are also conveyors of the runoff. Dumping or raking leaves and other garden debris into these channels hurts the environment and seriously impacts drainage down stream. This action is prohibited by Township Ordinance and the regulations of the Pennsylvania Department of Environmental Protection http://www.dep.state.pa.us.

NPDES MS4 Permit from DEP

As part of the Clean Water Act, the U.S. Environmental Protection Agency (EPA) has developed stormwater management regulations to improve water quality. The Township was required to apply for a National Pollutant Discharge Elimination System (NPDES) permit which is administered through the Pennsylvania Department of Environmental Protection (DEP). This permit is a 5-year program which began in 2003. The permit is broken up into 6 control measures which include: Public Outreach and Education, Public Participation and Involvement, Illicit Discharge Detection & Elimination, construction site stormwater runoff control, Post-Construction Storm Water Management in New Development and Redevelopment, and Pollution Prevention and Good Housekeeping for Municipal Operations and Maintenance.

This website was set up to address some of these issues and communicate with Township residents and businesses about different things that effect stormwater. If you have any additional questions, please contact Erin Carroll by email or (610) 408-3617.

Links

Stormwater Educational Resources

Stormwater Tips for Residents

Chester County Water Resources Authority Informational Brochures

Stormwater Tips for Contractors


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2008, Tredyffrin Township, Chester County, Pennsylvania. All rights reserved.

Tredyffrin Township Administration
1100 Duportail Road
Berwyn, PA 19312-1079
Phone: (610) 644-1400,  Fax: (610) 993-9186
Email: tredyffrin@tredyffrin.org