EPA · Oregon · discharge permits by parameter
Methylmercury in Oregon
- 5Permits carrying a limit
- 0With a recorded exceedance
- 36Nationwide
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 Methylmercury: 5 permits, of which 0 have a recorded exceedance. Nationwide the same parameter appears in 36 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 |
|---|---|---|---|---|---|
| ROCK CREEK STP | OR0029777 | HILLSBORO | Publicly owned treatment works | Major | TUALATIN RIVER (RM 38) |
| FOREST GROVE STP | OR0020168 | FOREST GROVE | Publicly owned treatment works | Major | TUALATIN RIVER (RM 56.7) |
| HILLSBORO-WESTSIDE STP | OR0023345 | HILLSBORO | Publicly owned treatment works | Major | TUALATIN RIVER (RM 44) |
| DURHAM STP | OR0028118 | TIGARD | Publicly owned treatment works | Major | TUALATIN RIVER |
| BLUE HERON PAPER CO. | OR0000566 | OREGON CITY | Major | WILLAMETTE RIVER(RM 27.5&26.1) |
Other pollutants in Oregon
- 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
- BOD, carb-5 day, 20 deg C, percent removal 21
- Dilution factor 6
- Chemical oxygen demand [COD] 17
- BOD, carbonaceous, percent removal 9
- BOD, 5-day, percent removal 130
- Solids, suspended percent removal 154
- Chemical Oxygen Demand [COD] 4
- Chlorine usage 91
- Lagoon freeboard 3
- pH range excursions, > 60 minutes 7
- pH range excursions, monthly total accum 7
- Oil and grease visual 16
- Report due [yrmoda] 56
The Pay Desk is the free weekly executive pay briefing — one company at a time, every number traceable to a public filing.You’ll confirm on The Pay Desk’s sign-up page.