EPA · Oregon · discharge permits by parameter
pH in Oregon
- 358Permits carrying a limit
- 81With a recorded exceedance
- 58,899Nationwide
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 pH: 358 permits, of which 81 have a recorded exceedance. Nationwide the same parameter appears in 58,899 permits. Each row below is one permit, and it opens the agency’s own record for that permit.
Permits
Other pollutants in Oregon
- Temperature, water deg. centigrade 165
- Temperature, water deg. fahrenheit 32
- Thermal Discharge 7
- Thermal Discharge 3
- Flow rate 46
- Turbidity 14
- Color [PT-CO units] 6
- Total production - mass 10
- Oxygen, dissolved [DO] 45
- BOD, 5-day, 20 deg. C 214
- Alkalinity, total [as CaCO3] 50
- Solids, total suspended 339
- Solids, settleable 7
- Oil & Grease 55
- Nitrogen, ammonia total [as N] 125
- Nitrogen, nitrate total [as N] 5
- Nitrogen, Kjeldahl, total [as N] 64
- Nitrite + Nitrate total [as N] 57
- Phosphate, total [as PO4] 5
- Phosphorus, total [as P] 112
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