EPA · Mississippi · discharge permits by parameter

Ammonia [as N] + unionized ammonia in Mississippi

• 3Permits carrying a limit
• 2With a recorded exceedance
• 239Nationwide

Permits

Other parameters in Mississippi

• pH1,567
• Flow, in conduit or thru treatment plant1,507
• Solids, total suspended1,286
• BOD, 5-day, 20 deg. C1,119
• Chlorine, total residual991
• E. coli719
• Oxygen, dissolved [DO]573
• Nitrogen, ammonia total [as N]560
• Phosphorus, total [as P]356
• Nitrogen, total [as N]353
• BOD, 5-day, percent removal309
• Oil & Grease308
• Solids, suspended percent removal275
• Coliform, fecal general270
• Sludge settleability 30 minute191
• Copper, total recoverable153
• Zinc, total recoverable152
• Lead, total recoverable116
• Temperature, water deg. fahrenheit114
• Chromium, total recoverable112
• Nickel, total recoverable81
• Cadmium, total recoverable81
• Silver total recoverable66
• BOD, carbonaceous [5 day, 20 C]56
• Cyanide, total [as CN]53
• Flow, total52
• Nitrogen, Kjeldahl, total [as N]51
• Benzene50
• Chemical Oxygen Demand [COD]47
• Total toxic organics [TTO] [40 CFR433]46
• Benzene, ethylbenzene, toluene, xylene combination42
• Total production - mass38
• Iron, total recoverable37
• Nitrite + Nitrate total [as N]30
• Naphthalene27
• Aluminum, total recoverable26
• Mercury, total recoverable25
• Cyanide, total recoverable21
• %Effect Static Renewal 7Day Chronic Pimephales promelas18
• %Effect Static Renewal 7 Day Chronic Ceriodaphnia dubia18
• Enterococci: group D, MF trans, M-E, EIA18
• Arsenic, total recoverable17
• Oil and grease, hexane extr method16
• Solids, total dissolved15
• Turbidity15
• Chlorine, free available15
• Pentachlorophenol14
• Suspended solids, total annual14
• Chlorination duration12
• Trichloroethylene11
• Vinyl chloride11
• Oil and grease11
• PCB-124210
• PCB-124810
• PCB-101610
• PCB-122110
• PCB-126010
• PCB-123210
• 1,1-Dichloroethylene10
• Fluoranthene10

Ammonia [as N] + unionized ammonia nationwide