Stormwater Documents and ReportsRain gardens installed at the Gresham Center for the Arts Plaza act as both landscape features and manage and clean the polluted street runoff before it goes to the local stream.

Compliance Manuals

Annual Reports

The City publishes annual reports, which summarize activities described within the stormwater pollution reduction plans, related to surface water and areas of the city that drain to groundwater.

Capital Improvement Projects and Master Plans

Stormwater CodeCity staff collect macroinvertebrate samples to monitor stream health in Gresham.

Stormwater Permits and Management Plans

National Pollutant Discharge Elimination System (NPDES) Permit Documents

Water Pollution Control Facility (WPCF) Permit Documents

For more information contact Keri Handaly, 503-618-2657 or email