EPA · Iowa · discharge permits by parameter
Nitrogen, ammonia total [as N] in Iowa
- 863Permits carrying a limit
- 483With a recorded exceedance
- 21,051Nationwide
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 Nitrogen, ammonia total [as N]: 863 permits, of which 483 have a recorded exceedance. Nationwide the same parameter appears in 21,051 permits. Each row below is one permit, and it opens the agency’s own record for that permit.
Permits
Other pollutants in Iowa
- Oxygen, dissolved [DO] 378
- BOD, 5-day, 20 deg. C 509
- 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, 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
- Sulfate, total [as SO4] 52
- Arsenic, total [as As] 5
- Cadmium, total [as Cd] 24
- Chromium, hexavalent [as Cr] 15
Nitrogen, ammonia total [as N] nationwide
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