What is the Industrial Pretreatment Program (IPP)?

The City’s Environmental Protection Division (EPD) has an industrial pretreatment program regulated by the U.S. Environmental Protection Agency (EPA). The objective of this program is to protect water quality by setting effluent limits for industries or non-domestic wastewater discharges to the city’s sewer collection system.

What is an Industrial Pretreatment Permit?

An Industrial Pretreatment Permit is a permit that sets effluent limits from an industry discharging to the City of Manchester’s sewer collection system. This official document invokes local, state and federal rules and regulations to a Significant Industrial User (SIU) or a Categorical Industrial User (CIU).

How do I know if I need a Pretreatment Permit?

Please contact the City of Manchester, Environmental Protection Division / Industrial Pretreatment Supervisor at (603)624-6513.

Where do I find a list of permitted industries?

(Option A)  You can contact the City of Manchester, Environmental Protection Division / Industrial Pretreatment Supervisor at (603)624-6513.

(Option B) You can check the City of Manchester website: http://www.manchesternh.gov and review the Industrial Pretreatment Program (IPP) Annual Report.

How do I locate a State Licensed Laboratory for required compliance sampling?

EPD can only accept wastewater analyses from licensed laboratories. It is strictly the responsibility of the sewer user to ensure that sampling and analyses are conducted in accordance with EPA methodology and that the laboratory is licensed to perform analyses for the required parameters.
For a list of New Hampshire licensed  laboratories: http://www.des.nh.gov/water/drinking-water/new-hampshire-environmental-laboratory-accreditation-program

How do I report pollution violations or if I have other general inquiries?

Call the City of Manchester, Environmental Protection Division at (603) 624-6595
Or email the EPD General Mailbox at Contact-EPD