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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
9/29/15 65.3 6
9/23/15 66.0 26
9/15/15 67.1 2
9/9/15 68.5 13
9/1/15 73.2 65
8/25/15 73.4 3
8/18/15 73.9 4
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