EPA · Iowa · discharge permits by parameter
BOD, 5-day, 20 deg. C in Iowa
- 509Permits carrying a limit
- 30With a recorded exceedance
- 19,526Nationwide
A parameter is the substance or the property EPA writes a numeric limit for, and this page counts the Iowa permits that carry one for BOD, 5-day, 20 deg. C: 509 permits, of which 30 have a recorded exceedance. Nationwide the same parameter appears in 19,526 permits. Each row below is one permit, and it opens the agency’s own record for that permit.
Permits
Other pollutants in Iowa
- Temperature, water deg. fahrenheit 47
- Streamflow 6
- Stream flow, instantaneous 3
- Nitrogen, ammonia per cfs of streamflow 4
- Oxygen, dissolved [DO] 378
- Oxygen demand, chem. [high level] [COD] 17
- pH 1,164
- Alkalinity, total [as CaCO3] 4
- Solids, total suspended 1,048
- Solids, Settleable, Net 11
- Solids, settleable 47
- Oil & Grease 100
- Nitrogen, total [as N] 238
- Nitrogen, ammonia total [as N] 863
- Nitrogen, nitrate total [as N] 80
- Nitrogen, Kjeldahl, total [as N] 211
- Phosphorus, total [as P] 191
- Acids, total volatile [as acetic acid] 4
- Cyanide, total [as CN] 30
- Chloride [as Cl] 208
BOD, 5-day, 20 deg. C nationwide
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