Water Quality Program

Water Quality Program

The Water Quality Program coordinates the county-wide response to federal and state clean water regulations. The goal of the program is to protect the health of our streams, streamside areas and wetlands by avoiding impacts to streams from County operations and improving water quality.

Contact

For questions or comments about the County's streams:

Email: waterquality@multco.us

Phone: 503-988-0195

Multnomah County Water Quality Program 1620 SE 190th Ave. Portland, OR 97233

NEW! Public comment on the 2018 NPDES Stormwater Permit Annual Report will be accepted through October 31, 2018, at 5:00pm. Please download the DRAFT NPDES Annual Report here. Please submit comment to the contact information above.

Your Healthy Stream

Your Healthy Stream

Healthy streams are found in healthy watersheds. What is a healthy watershed? In a healthy watershed, trees and shrubs capture rainfall, and allow the water to soak into the earth.

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Reports and Plans

Reports And Plans

Read and download County reports on stormwater management, pollution reduction, fish species, and fish-barrier culverts.

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Related Services

Related Services

Find links to services provided by other entities such as septic system permitting, drinking water quality, reporting dumping or spills, and more.

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News
Water flowing out of a large concrete arch through a natural streambed.

Stark Street Culvert Time-Lapse Video

See a time-lapse video of the 2017 Stark Street Culvert Replacement. The project replaced an undersized fish ladder with a culvert that restored the natural streambed and allows for fish passage.

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