Phone: 503-823-7740
Fax: 503-823-6995
1120 SW 5th Avenue, Room 1000, Portland, OR 97204
7. Railroad Bridge - River Mile 6.8
| Sample Collection Date |
Temperature
degrees Fahrenheit
|
E. Coli Count
organisms per 100ml
|
| 6/3/14 | 62.8 | 5 |
| 5/7/14 | 55.8 | 18 |
| 4/9/14 | 52.0 | 16 |
| 3/12/14 | 48.4 | 67 |
| 2/25/14 | 45.0 | 40 |
|
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 |
||