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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


8. Cathedral Park Boat Launch - River Mile 5.6
Sample Collection Date Temperature
degrees Fahrenheit
E. Coli Count
organisms per 100ml
9/30/14 64.6 11
9/22/14 66.9 30
9/16/14 68.4 21
9/9/14 70.2 10
9/2/14 72.9 6
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