EPA · Montana · discharge permits by parameter
pH in Montana
- 350Permits carrying a limit
- 123With a recorded exceedance
- 58,899Nationwide
A parameter is the substance or the property EPA writes a numeric limit for, and this page counts the Montana permits that carry one for pH: 350 permits, of which 123 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 Montana
- Flow rate 64
- Depth, max of sample 6
- Turbidity 86
- Conductivity 51
- Specific conductance 86
- Sulfate [as S] 6
- Oxygen, dissolved [DO] 41
- BOD, 5-day, 20 deg. C 267
- Oxygen demand, chem. [low level] [COD] 3
- Oxygen demand, chem. [high level] [COD] 3
- Alkalinity, total [as CaCO3] 4
- Solids, total suspended 566
- Solids, settleable 11
- Oil and grease, hexane extr method 161
- Oil & Grease 147
- Nitrogen, total [as N] 270
- Nitrogen, ammonia total [as N] 248
- Nitrogen, nitrite total [as N] 7
- Nitrogen, nitrate total [as N] 23
- Nitrogen, Kjeldahl, total [as N] 234
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