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Environmental Services

working for clean rivers

Phone: 503-823-7740

Fax: 503-823-6995

1120 SW 5th Avenue, Room 1000, Portland, OR 97204

More Contact Info

Tryon Creek

  • Tryon Creek Trunk Sewer

    Tryon Creek flows below an elevated sewer pipe

  • Iron Mountain Stream Restoration

  • Marigold Green Street Retrofit

map of Tryon Creek watershedThe Tryon Creek Watershed in southwest Portland covers over 4,000 acres. About 3,000 acres are in the Portland city limits. Tryon Creek flows southeast for about 7 miles from its headwaters near Multnomah Village to its confluence with the Willamette River in Lake Oswego.

Fanno and Tryon Creek Watershed Manager
Amin Wahab 503-823-7895

Fanno and Tryon Creek Watershed Program Coordinator Jennifer Devlin 503-823-6182


Contact Us

Watershed contact information