EPA · North Dakota · discharge permits by parameter

Nitrogen, ammonia total [as N] in North Dakota

• 158Permits carrying a limit
• 4With a recorded exceedance
• 21,051Nationwide

Permits

Other parameters in North Dakota

• Solids, total suspended759
• pH756
• BOD, 5-day, 20 deg. C426
• Flow, total346
• Oil and grease visual333
• Flow, in conduit or thru treatment plant329
• Flow, total259
• Oil & Grease225
• E. coli163
• Hydrocarbons, total petroleum156
• Iron, total [as Fe]137
• Chlorine, total residual122
• Temperature, water deg. centigrade111
• Chloride [as Cl]105
• Nitrite + Nitrate total [as N]94
• Stream flow, instantaneous92
• Lead, total [as Pb]79
• Zinc, total [as Zn]76
• Copper, total [as Cu]70
• Chromium, total [as Cr]66
• Phosphorus, total [as P]64
• Nickel, total [as Ni]59
• Cadmium, total [as Cd]55
• Duration of discharge52
• Arsenic, total [as As]51
• Cyanide, total [as CN]51
• Silver, total [as Ag]50
• Hardness, total [as CaCO3]42
• Nitrogen, total [as N]38
• Selenium, total [as Se]38
• Sulfate, total [as SO4]37
• Mercury, total [as Hg]34
• Chemical Oxygen Demand [COD]34
• Benzene [volatile analysis]31
• Thallium, total [as Tl]30
• Antimony, total [as Sb]30
• Manganese, total [as Mn]29
• Benzene, ethylbenzene, toluene, xylene combination29
• Beryllium, total [as Be]28
• Conductivity27
• Total phenols26
• Toxic Units Static Renewal 48Hr Acute Ceriodaphnia dubia25
• TU Static Renewal 96Hr Acute Pimphales promelas25
• Total toxic organics [TTO] [40 CFR433]23
• Oxygen, dissolved [DO]23
• Aluminum, total [as Al]23
• Bromide [as Br]22
• Flow, process wastewater19
• Rainfall duration18
• Rainfall18
• Dry days preceding precipitation event18
• Magnesium, total [as Mg]18
• Date of Storm Event17
• Aluminum, dissolved [as Al]16
• Sodium, total [as Na]15
• TU Static Renewal 7-Day Chronic Ceriodaphnia dubia14
• Nitrogen, Kjeldahl, total [as N]14
• Solids, total dissolved [TDS]14
• Nitrogen, nitrate total [as N]13
• Flow rate13

Nitrogen, ammonia total [as N] nationwide