You need approval from
The Philadelphia Water Department (PWD) – Stormwater Management
To get stormwater management review, submit an ERSA Application at www.pwdplanreview.org.
Refer to the Philadelphia Stormwater Management Guidance Manual for more information.
Submit all required materials directly to PWD before filing your permit application.
Then, fill out and submit your permit application at the Permit and License Center in the MSB.
Submit all required materials directly to PWD before you submit your L&I permit application.
Then, file your permit application with L&I online through eCLIPSE.