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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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2. Sellwood Riverfront Park Dock - River Mile 16.4
Sample Collection Date Temperature
degrees Fahrenheit
E. Coli Count
organisms per 100ml
8/25/15 72.5 10
8/18/15 73.9 120
8/11/15 75.6 12
8/4/15 75.7 11
7/28/15 74.7 44
7/21/15 75.2 2
7/15/15 77.2 26
7/8/15 79.9 40
6/30/15 75.0 16
6/23/15 72.0 3
6/17/15 73.6 14
6/10/15 72.0 5
6/3/15 67.8 39
5/26/15 63.0 13
5/20/15 61.7 28
5/13/15 61.2 56
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