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The City of Portland, Oregon

Environmental Services

working for clean rivers

Phone: 503-823-7740

Fax: 503-823-6995

1120 SW 5th Ave, Suite 613, Portland, OR 97204

More Contact Info

Other Historical Reports and Information about Tryon Creek

Copies of these historical reports and other information are available upon request:

  • Fanno Tryon Street Drainage Overview report
  • Tryon Creek Fish Reports
  • Tryon/Fanno Creeks Lithological Data Entry and Evaluation Project Tech Memo
  • Fanno-Tryon Borehole Log Analysis Report
  • Concept Designs: Open Bottom Natural Bed Box Culverts
  • Concept Designs: Stormwater Outfalls
  • Concept Designs: Surface Flow Diversion Guidelines

 Please contact Becky Tillson at 503-823-7097 for more information.