EPA · Montana · discharge permits by parameter
Duration of discharge in Montana
- 60Permits carrying a limit
- 0With a recorded exceedance
- 1,049Nationwide
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 Duration of discharge: 60 permits, of which 0 have a recorded exceedance. Nationwide the same parameter appears in 1,049 permits. Each row below is one permit, and it opens the agency’s own record for that permit.
Permits
Other pollutants in Montana
- Cyanide, total recoverable 3
- Precipitation volume 5
- BOD, carbonaceous [5 day, 20 C] 10
- BOD, carb-5 day, 20 deg C, percent removal 3
- Carbonaceous BOD, 5 day, 20 deg C filtrd 3
- BOD, carbonaceous, percent removal 8
- BOD, 5-day, percent removal 118
- Solids, suspended percent removal 97
- Chemical Oxygen Demand [COD] 63
- Sulfate 6
- Xylene [mix of m+o+p] 6
- Radiation, gross alpha 3
- Flow, total 16
- Oil and grease visual 190
- Outfall observation,visual, y/n response 57
- Water level at sample collection time 91
- Report due [yrmoda] 29
- Monitoring well level from the surface 14
- Pass/Fail Static 48Hr Acute Ceriodaphnia dubia 12
- LC50 Static 48Hr Acute Pimephales promelas 4
Duration of discharge nationwide
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