NPDES Individual Permit Applications
Renewing your existing permit?
To find out when your permit renewal application is due, check the following table: Click Here
Applying for a NEW permit, or expansion?
Major Municipal: Any permit with a permitted flow > 1.0 MGD, a Publicly Owned Treatment Works (POTW) that administers a POTW pretreatment program, or an industrial waste treatment works that has a high toxic pollutant potential (see EPA Ratings Sheet).
Major Non-Municipal: Any permit with a score of 80 or higher on the EPA Ratings Sheet.
Municipal POTW and 100% Domestic Facilities - Application Check List
Industrial, Manufacturing & Commercial Facilities
If you are not sure whether your facility is a major or minor, please contact the NPDES Unit.
MAJOR INDUSTRIAL FACILITIES
MINOR INDUSTRIAL FACILITIES
Note: Refer to general permits for petroleum based groundwater remediation.