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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


4. Riverplace Marina Boat Dock - River Mile 13.2
Sample Collection Date Temperature
degrees Fahrenheit
E. Coli Count
organisms per 100ml
7/20/16 70.9 11
7/13/16 71.1 2
7/6/16 73.2 5
6/29/16 69.4 13
6/21/16 64.8 10
6/15/16 65.3 3
6/8/16 70.7 5
5/31/16 62.1 2
5/25/16 59.5 6
5/17/16 61.9 23
An E. coli count less than 406 is below the health standard set by the Oregon Department of Environmental Quality
↓ below state health standard - ↑ above state health standard