City of Philadelphia Storm Drain Marking Program
Keep It Clean! Help protect our city's waterways from pollution by placing storm drain markers in your neighborhood.
Make your mark on Philadelphia!
There are approximately 75,000 inlets in Philadelphia, learn more about how they work and more importantly, where they drain to!
Learn more about the program and how you can host a volunteer event for your community or organization.
Now that you've signed up, let us help you prepare for the big day.
Click the link to learn more about the ins and outs of placing your markers.
Discover your watershed!
Philadelphia's new storm drain markers celebrate our city's seven diverse watersheds. The watershed markers seen above feature the following wildlife:
- American Shad (Delaware Direct)
- Damsel Fly (Pennypack)
- River Otter (Schuylkill)
- Blue Heron (Tookany-Tacony-Frankford)
- Red Salamander (Wissahickon)
- Shortnose Sturgeon (Darby-Cobbs)
- Bog Turtle (Poquessing)
Keep an eye out for storm drain markers across the city to see which watershed you live in. Want to learn more about Philadelphia's watersheds? Click Here
Philadelphia Water is proud to partner with the Partnership for the Delaware Estuary on this important program to protect our waterways.