EPA · Oregon · discharge permits by parameter
Ultraviolet light dosage in Oregon
- 48Permits carrying a limit
- 0With a recorded exceedance
- 119Nationwide
A parameter is the substance or the property EPA writes a numeric limit for, and this page counts the Oregon permits that carry one for Ultraviolet light dosage: 48 permits, of which 0 have a recorded exceedance. Nationwide the same parameter appears in 119 permits. Each row below is one permit, and it opens the agency’s own record for that permit.
Permits
| Permit holder | NPDES ID | City | Program | Discharger | Receiving water |
|---|---|---|---|---|---|
| ASHLAND STP | OR0026255 | ASHLAND | Publicly owned treatment works | Major | ASHLAND CREEK |
| HOOD RIVER STP | OR0020788 | HOOD RIVER | Publicly owned treatment works | Major | COLUMBIA RIVER (RM 168.5) |
| HILLSBORO-WESTSIDE STP | OR0023345 | HILLSBORO | Publicly owned treatment works | Major | TUALATIN RIVER (RM 44) |
| FOREST GROVE STP | OR0020168 | FOREST GROVE | Publicly owned treatment works | Major | TUALATIN RIVER (RM 56.7) |
| SEASIDE STP | OR0020401 | SEASIDE | Publicly owned treatment works | Major | NECANICUM RIVER |
| SILVERTON STP | OR0020656 | SILVERTON | Publicly owned treatment works | Major | SILVER CREEK (RM 6.8) |
| CITY OF TROUTDALE WATER POLLUTION CONTROL FACILITY | OR0020524 | TROUTDALE | Publicly owned treatment works | Major | SANDY RIVER (RM 2.3) |
| COOS BAY STP NO. 2 - EMPIRE | OR0023582 | COOS BAY | Publicly owned treatment works | Major | COOS BAY |
Other pollutants in Oregon
- Flow, in conduit or thru treatment plant 213
- Chlorine, total residual 124
- E. coli 198
- Ultraviolet light transmittance 14
- Excess thermal load 73
- Nitrite Plus Nitrate Total 22
- Flow, total 37
- BOD, 5-day, 20 deg. C 3
- Enterococci - % samples exceeding limit 11
- Enterococci 18
- pH, maximum 10
- pH, minimum 10
- Solids, total dissolved 40
- Formaldehyde 7
- Mercury, dissolved [as Hg] 5
- Mercury, total [as Hg] 13
- Mercury, total recoverable 3
- Depth of pond or reservoir in feet 4
- Coliform, fecal general 26
- BOD, carbonaceous [5 day, 20 C] 39
Ultraviolet light dosage nationwide
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