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National Pollutant Discharge Elimination System (NPDES)

NPDES Permit Status Reports

On this page:

Current Permit Backlog Status

This report shows EPA’s permit backlog status and average processing time for coverages under EPA-issued NPDES general permits at a snapshot in time based on EPA databases and input from EPA regional offices. This report does not include information on NPDES permits where states, tribes, and territories are authorized to manage the NPDES program. This report will be updated on an annual basis.

NPDES Permit Backlog Report, as of April 30, 2019 (updated annually)

Metric Result
Number of EPA-issued NPDES Individual Permits that have passed their expiration data and are awaiting reissuance 432
Number of applications for new EPA-issued NPDES Individual Permits awaiting issuance that are 180 days or more old 43
Average processing time for requests for coverage under EPA-issued NPDES General Permits 15 Days

Permit Backlog Status Reports Developed Under Pre-FY 2018 NPDES Oversight Initiatives

These reports show the backlog status nationwide, based on EPA databases and input from EPA regional offices and states. The reports show a snapshot in time. The status of facilities and the universe of permits change continually.

View pre-FY 2018 NPDES oversight initiatives.

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