EPA · South Carolina · discharge permits by parameter
Chromium, trivalent [as Cr] in South Carolina
- 21Permits carrying a limit
- 0With a recorded exceedance
- 269Nationwide
Permits
Other parameters in South Carolina
- pH585
- Flow, in conduit or thru treatment plant578
- Solids, total suspended549
- Chlorine, total residual340
- BOD, 5-day, 20 deg. C275
- Oxygen, dissolved [DO]273
- Phosphorus, total [as P]240
- Nitrogen, ammonia total [as N]232
- E. coli173
- %Effect Static Renewal 7 Day Chronic Ceriodaphnia dubia164
- Solids, suspended percent removal151
- Copper, total [as Cu]135
- BOD, 5-day, percent removal133
- Nitrogen, total [as N]122
- Pass/Fail Static 48Hr Acute Ceriodaphnia dubia90
- Zinc, total [as Zn]88
- Oxygen demand, ultimate86
- Lead, total [as Pb]81
- Coliform, fecal general81
- Mercury, total [as Hg]77
- Temperature, water deg. fahrenheit61
- Oil & Grease61
- Cadmium, total [as Cd]53
- IC25 Static Renewal 7 Day Chronic Ceriodaphnia dubia52
- LC50 Static 48Hr Acute Ceriodaphnia dubia52
- %Mortality 7Day Chronic Ceriodaphnia dubia36
- %Repro Reduc Static Renewal7D Chronic Ceriodaphnia dubia36
- BOD, carbonaceous [5 day, 20 C]32
- Naphthalene30
- Benzene30
- Toluene29
- Ethylbenzene29
- Acenaphthylene25
- Carbonaceous oxygen demand, % removal24
- Fluorene24
- Enterococci23
- Iron, total [as Fe]23
- Methyl tert-butyl ether [MTBE]23
- Length of longest pH excursion22
- Organics, gasoline range21
- Chromium, total [as Cr]20
- Discharge event observation [Visual Monitoring]20
- Chromium, hexavalent [as Cr]19
- Diesel range organics diesel, total, wtr19
- Xylenes [total], dry weight17
- Oil and grease visual17
- Aluminum, total [as Al]16
- Surfactants [MBAS]16
- % of time exceeding pH limits16
- Arsenic, total [as As]15
- Selenium, total [as Se]13
- Trichloroethylene12
- Nitrogen, nitrate total [as N]11
- Hardness, total [as CaCO3]11
- Tetrachloroethylene11
- Vinyl chloride10
- Cyanide, total [as CN]10
- 1,2-Dichloroethane10
- Di[2-ethylhexyl] phthalate [DEHP]10
- % Effect Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia)10