Skip to Main Content View Text-Only

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
9/30/14 63.0 11
9/22/14 66.0 9
9/16/14 66.2 5
9/9/14 68.5 13
9/2/14 72.0 18
8/26/14 73.8 8
8/20/14 73.0 5
8/13/14 74.8 8
8/4/14 75.6 8
7/30/14 74.1 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