Stormwater Management Guidance Manual

View, print, or download this Manual as PDF:

The Philadelphia Stormwater Management Guidance Manual (the Manual, or SMGM) is a comprehensive resource for the development community in complying with the Philadelphia Water Department (PWD) Stormwater Regulations (Stormwater Regulations) and designing stormwater management on private property. The Stormwater Regulations require, and PWD design criteria for Stormwater Retrofits outline, on-site stormwater management for certain Development and Stormwater Retrofit projects, respectively, helping to improve the health and vitality of Philadelphia’s waterways along with the City’s own sizable clean water investments.

The Manual provides detailed guidance for the applicant on how to most quickly and efficiently comply with the Stormwater Regulations or meet PWD design criteria for Development, Stormwater Retrofits, and other construction projects. Using this Manual, the applicant will be able to do the following:

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