COVID-19 Freeze for Multnomah County

The four-week (minimum) freeze is in effect through December 16th.

Apply for a General NPDES Industrial Stormwater Permit

To get a 1200-Z or 1200-A general NPDES stormwater discharge permit for an industrial site in City limits, start here. We receive and process applications for general stormwater permits. The City is the authorized agent for the Oregon Department of Environmental Quality (DEQ).

The application requires several steps, each of which may take several weeks to complete. Allow up to 60 days to assemble the materials required for your application. After submitting your application, allow 30 days for processing.

Mailing address

City of Portland BES Industrial Stormwater Program, Water Pollution Control Lab
6543 N Burlington Avenue
Portland, OR 97203-5452