Industrial Waste

The PWD Industrial Waste Unit (IWU) protects the City’s freshwater resources and wastewater treatment plants by enforcing local, state and federal regulations governing wastewater discharges to the City’s wastewater and stormwater collection systems.

Cross-Connection & Backflow Compliance

A cross connection is an improper and illegal plumbing arrangement between a potable and non-potable water supply. This connection, under certain hydraulic conditions, can lead to a dangerous “backflow” from a contaminated water system to drinking water. The quality of Philadelphia’s drinking water supply could be compromised if backflow from a non-potable supply containing hazardous […]

Industrial Waste Unit Contacts

PWD Industrial Waste Unit 1101 Market Street, 6th FloorPhiladelphia, PA 19107 Phone: (215) 685-6236 Fax: (215) 685-6232 IWU Baxter Field Office 9001 State RoadPhiladelphia, PA 19136 Fax: (215) 685-8008 Unit Manager Engineer Support Group

Industrial Waste Resources

Application Forms Industrial Wastewater Discharge Permit Application is required for the issuance of a Industrial Wastewater Discharge Permit. All Users with an active Wastewater Discharge Permit are required to resubmit this form 180 days prior to the expiration of their Permit. Groundwater Discharge Permit Guidance and Application contains guidance for completing a Groundwater Discharge Permit […]

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