EPA · Iowa · discharge permits by parameter
E. coli in Iowa
- 645Permits carrying a limit
- 205With a recorded exceedance
- 10,799Nationwide
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 E. coli: 645 permits, of which 205 have a recorded exceedance. Nationwide the same parameter appears in 10,799 permits. Each row below is one permit, and it opens the agency’s own record for that permit.
Permits
Other pollutants in Iowa
- Polychlorinated biphenyls [PCBs] 5
- Hexachlorobenzene 4
- Hexachlorobutadiene 3
- Temperature, length of excursion 7
- Phenols 6
- Hydrocarbons, total gas chromatograph 3
- Nitrogen, total Kjeldahl 20
- Flow, in conduit or thru treatment plant 27
- Chlorine, total residual 206
- Chlorine, free available 7
- Annual Nitrate Nitrogen Discharged 26
- Toxicity [acute], Ceriodaphnia dubia 129
- Toxicity [acute], Pimephales promelas [Fathead Minnow] 129
- Solids, total dissolved 13
- Mercury, total [as Hg] 5
- Depth of pond or reservoir in feet 413
- Coliform, fecal general 16
- Organics, total toxic [TTO] 5
- Tetrachloroethene 4
- Trichloroethene 5
What this page shows
This page covers Clean Water Act discharge permits in IA with limits on the pollutant parameter E. coli. It lists 645 permits in IA with a limit on this parameter and 303 permits in IA with a recorded violation of this parameter.