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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

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Table of Contents
Characterization
The descriptions below provide general information for each subject. Click on each subject to get subwatershed specific descriptions.

Habitat and Biological Communities

Infrastructure

Land Use and Population

Landscape and Hydrology

Stewardship

Water Quality
Maps & Files

Questions & Comments
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