EPA · Oregon · discharge permits by parameter
Duration in Oregon
- 5Permits carrying a limit
- 0With a recorded exceedance
- 429Nationwide
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 Duration: 5 permits, of which 0 have a recorded exceedance. Nationwide the same parameter appears in 429 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 |
|---|---|---|---|---|---|
| FOREST GROVE STP | OR0020168 | FOREST GROVE | Publicly owned treatment works | Major | TUALATIN RIVER (RM 56.7) |
| ROCK CREEK STP | OR0029777 | HILLSBORO | Publicly owned treatment works | Major | TUALATIN RIVER (RM 38) |
Other pollutants in Oregon
- Chloroform 3
- Tetrachloroethylene 3
- Pentachlorophenol 3
- Vinyl chloride 3
- Biomass, fish 4
- Floating solids, waste or visible foam-visual 13
- Phenols 4
- Rainfall 3
- Salinity [PSU] 6
- Ultraviolet light intensity 18
- 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
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