EPA MS4 Program Information

The National Pollutant Discharge Elimination System (NPDES) Phase II stormwater program requires that Municipal Separate Storm Sewer System (MS4s) address the six required elements contained in the federal regulations to reduce water pollution:

General Information

 

Information for Homeowners and Residents

 

Information for Businesses

Information for Builders and Developers

Don't Blow Your Grass Into The Streets.p

Additional Educational Material For Protecting Streams

 

20 Ways to Protect Your Stream & Streamside Property
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When it Rains
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Keep Car Washing from Harming Our Streams
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Fertilizer Informational Flyer
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Pennsylvania Sea Grant

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PA DEP Stormwater Management

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The United States Environmental Protection Agency Links
 
EPA Home


EPA A-Z Index

 

EPA NPDES Stormwater Programs

 

EPA Municipal Stormwater Resources

 

EPA Stormwater BMP Menu

Ridley Township Citizen Water Quality Hotlines


Sanitary Sewer Backups and Overflows or Illegal Dumping
Ridley Township

(Monday thru Friday 8:30 am to 4:30 pm)
610-534-4800

After Hours Dial 9-1-1

Spills, Leaks, Creek Contamination
DEP Water Quality Hotline
484-250-5900

Fisk Kills, Illegal Fishing
PA Fish Commission
717-626-0228

Water Main Breaks
Aqua, PA
610-525-1402

Construction Site Erosion and Sediment Discharge
Delaware County Conservation District
610-892-9484

  Stormwater Management Ordinance

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