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Sewage treatment plant, Enderlin, North Dakota. NPDES permit ND0022462, in force until Mar 31, 2027. Last 12 months: over a limit 23 times (last August 2026), 58 required values missing, 7 of 33 reports late. Source: EPA ECHO, Oct 22, 2026.
| Period ending | Parameter | Reported | Limit | Over by |
|---|---|---|---|---|
| October 2025 | pH, maximum | 9.97 SU | ≤ 9 SU | — |
| November 2025 | Chloride [as Cl], monthly average | 4986 lb/d | ≤ 4029.6 lb/d | 24% |
| November 2025 | Solids, total suspended, daily maximum | 47 mg/L | ≤ 45 mg/L | 4% |
| November 2025 | Sulfate, total [as SO4], monthly average | 10636 lb/d | ≤ 7040 lb/d | 51% |
| November 2025 | pH, maximum | 9.92 SU | ≤ 9 SU | — |
| December 2025 | Solids, total suspended, daily maximum | 47 mg/L | ≤ 45 mg/L | 4% |
| December 2025 | TU Static Renewal 96Hr Acute Pimphales promelas, maximum value | 1.3 tox acute | ≤ 1 tox acute | 30% |
| December 2025 | Toxic Units Static Renewal 48Hr Acute Ceriodaphnia dubia, maximum value | 2.4 tox acute | ≤ 1 tox acute | 140% |
| December 2025 | pH, maximum | 9.92 SU | ≤ 9 SU | — |
| April 2026 | pH, maximum | 9.87 SU | ≤ 9 SU | — |
| June 2026 | Solids, total suspended, daily maximum | 100 mg/L | ≤ 45 mg/L | 122% |
| June 2026 | Solids, total suspended, monthly average | 66 mg/L | ≤ 30 mg/L | 120% |
| June 2026 | TU Static Renewal 96Hr Acute Pimphales promelas, maximum value | 1.6 tox acute | ≤ 1 tox acute | 60% |
| June 2026 | Toxic Units Static Renewal 48Hr Acute Ceriodaphnia dubia, maximum value | 1.8 tox acute | ≤ 1 tox acute | 80% |
| June 2026 | pH, maximum | 9.95 SU | ≤ 9 SU | — |
| July 2026 | BOD, 5-day, 20 deg. C, daily maximum | 46.9 mg/L | ≤ 45 mg/L | 4% |
| July 2026 | Solids, total suspended, daily maximum | 204 mg/L | ≤ 45 mg/L | 353% |
| July 2026 | Solids, total suspended, monthly average | 111 mg/L | ≤ 30 mg/L | 270% |
| July 2026 | Sulfate, total [as SO4], monthly average | 7542.7 lb/d | ≤ 7040 lb/d | 7% |
| July 2026 | pH, maximum | 10.17 SU | ≤ 9 SU | — |
| August 2026 | Solids, total suspended, daily maximum | 131 mg/L | ≤ 45 mg/L | 191% |
| August 2026 | Solids, total suspended, monthly average | 39.25 mg/L | ≤ 30 mg/L | 31% |
| August 2026 | pH, maximum | 10.25 SU | ≤ 9 SU | — |
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| Temperature, water deg. centigrade | daily minimum | report only (deg C) | all year | 001 |
| Temperature, water deg. centigrade | 30-day average | report only (deg C) | all year | 001 |
| Temperature, water deg. centigrade | daily maximum | report only (deg C) | all year | 001 |
| Stream flow, instantaneous | 30-day average | report only (cfs) | all year | 001 |
| Stream flow, instantaneous | daily maximum | report only (cfs) | all year | 001 |
| Conductivity | minimum | report only (umho/cm) | all year | 001 |
| Conductivity | monthly average | report only (umho/cm) | all year | 001 |
| Conductivity | daily maximum | report only (umho/cm) | all year | 001 |
| Conductivity | minimum | report only (umho/cm) | all year | 001 |
| Conductivity | monthly average | report only (umho/cm) | all year | 001 |
| Conductivity | daily maximum | report only (umho/cm) | all year | 001 |
| Conductivity | minimum | report only (umho/cm) | all year | 001 |
| Conductivity | monthly average | report only (umho/cm) | all year | 001 |
| Conductivity | daily maximum | report only (umho/cm) | all year | 001 |
| Oxygen, dissolved [DO] | minimum | report only (mg/L) | all year | 001 |
| Oxygen, dissolved [DO] | monthly average | report only (mg/L) | all year | 001 |
| Oxygen, dissolved [DO] | daily maximum | report only (mg/L) | all year | 001 |
| Oxygen, dissolved [DO] | minimum | report only (mg/L) | all year | 001 |
| Oxygen, dissolved [DO] | monthly average | report only (mg/L) | all year | 001 |
| Oxygen, dissolved [DO] | daily maximum | report only (mg/L) | all year | 001 |
| Oxygen, dissolved [DO] | minimum | report only (mg/L) | all year | 001 |
| Oxygen, dissolved [DO] | monthly average | report only (mg/L) | all year | 001 |
| Oxygen, dissolved [DO] | daily maximum | report only (mg/L) | all year | 001 |
| BOD, 5-day, 20 deg. C | daily minimum | report only (mg/L) | all year | 001 |
| BOD, 5-day, 20 deg. C | monthly average | ≤ 25 mg/L | all year | 001 |
| BOD, 5-day, 20 deg. C | daily maximum | ≤ 45 mg/L | all year | 001 |
| pH | minimum | report only (SU) | all year | 001 |
| pH | minimum | ≥ 6 SU | all year | 001 |
| pH | maximum | report only (SU) | all year | 001 |
| pH | maximum | ≤ 9 SU | all year | 001 |
| pH | minimum | report only (SU) | all year | 001 |
| pH | minimum | report only (SU) | all year | 001 |
| pH | maximum | report only (SU) | all year | 001 |
| pH | maximum | report only (SU) | all year | 001 |
| pH | minimum | report only (SU) | all year | 001 |
| pH | maximum | report only (SU) | all year | 001 |
| Alkalinity, total [as CaCO3] | minimum | report only (mg/L) | all year | 001 |
| Alkalinity, total [as CaCO3] | monthly average | report only (mg/L) | all year | 001 |
| Alkalinity, total [as CaCO3] | daily maximum | report only (mg/L) | all year | 001 |
| Alkalinity, total [as CaCO3] | minimum | report only (mg/L) | all year | 001 |
| Alkalinity, total [as CaCO3] | monthly average | report only (mg/L) | all year | 001 |
| Alkalinity, total [as CaCO3] | daily maximum | report only (mg/L) | all year | 001 |
| Alkalinity, total [as CaCO3] | minimum | report only (mg/L) | all year | 001 |
| Alkalinity, total [as CaCO3] | monthly average | report only (mg/L) | all year | 001 |
| Alkalinity, total [as CaCO3] | daily maximum | report only (mg/L) | all year | 001 |
| Bicarbonate ion- [as HCO3] | minimum | report only (mg/L) | all year | 001 |
| Bicarbonate ion- [as HCO3] | monthly average | report only (mg/L) | all year | 001 |
| Bicarbonate ion- [as HCO3] | daily maximum | report only (mg/L) | all year | 001 |
| Bicarbonate ion- [as HCO3] | minimum | report only (mg/L) | all year | 001 |
| Bicarbonate ion- [as HCO3] | monthly average | report only (mg/L) | all year | 001 |
| Bicarbonate ion- [as HCO3] | daily maximum | report only (mg/L) | all year | 001 |
| Bicarbonate ion- [as HCO3] | minimum | report only (mg/L) | all year | 001 |
| Bicarbonate ion- [as HCO3] | monthly average | report only (mg/L) | all year | 001 |
| Bicarbonate ion- [as HCO3] | daily maximum | report only (mg/L) | all year | 001 |
| Carbonate ion- [as CO3] | minimum | report only (mg/L) | all year | 001 |
| Carbonate ion- [as CO3] | monthly average | report only (mg/L) | all year | 001 |
| Carbonate ion- [as CO3] | daily maximum | report only (mg/L) | all year | 001 |
| Carbonate ion- [as CO3] | minimum | report only (mg/L) | all year | 001 |
| Carbonate ion- [as CO3] | monthly average | report only (mg/L) | all year | 001 |
| Carbonate ion- [as CO3] | daily maximum | report only (mg/L) | all year | 001 |
| Carbonate ion- [as CO3] | minimum | report only (mg/L) | all year | 001 |
| Carbonate ion- [as CO3] | monthly average | report only (mg/L) | all year | 001 |
| Carbonate ion- [as CO3] | daily maximum | report only (mg/L) | all year | 001 |
| Solids, total suspended | daily minimum | report only (mg/L) | all year | 001 |
| Solids, total suspended | monthly average | ≤ 30 mg/L | all year | 001 |
| Solids, total suspended | daily maximum | ≤ 45 mg/L | all year | 001 |
| Oil & Grease | daily minimum | report only (mg/L) | all year | 001 |
| Oil & Grease | monthly average | report only (mg/L) | all year | 001 |
| Oil & Grease | daily maximum | ≤ 10 mg/L | all year | 001 |
| Nitrogen, total [as N] | minimum | report only (mg/L) | all year | 001 |
| Nitrogen, total [as N] | monthly average | report only (mg/L) | all year | 001 |
| Nitrogen, total [as N] | daily maximum | report only (mg/L) | all year | 001 |
| Nitrogen, ammonia total [as N] | daily minimum | report only (mg/L) | all year | 001 |
| Nitrogen, ammonia total [as N] | 30-day average | report only (mg/L) | all year | 001 |
| Nitrogen, ammonia total [as N] | daily maximum | report only (mg/L) | all year | 001 |
| Phosphorus, total [as P] | minimum | report only (mg/L) | all year | 001 |
| Phosphorus, total [as P] | monthly average | report only (mg/L) | all year | 001 |
| Phosphorus, total [as P] | daily maximum | report only (mg/L) | all year | 001 |
| Hardness, total [as CaCO3] | minimum | report only (mg/L) | all year | 001 |
| Hardness, total [as CaCO3] | monthly average | report only (mg/L) | all year | 001 |
| Hardness, total [as CaCO3] | daily maximum | report only (mg/L) | all year | 001 |
| Hardness, total [as CaCO3] | minimum | report only (mg/L) | all year | 001 |
| Hardness, total [as CaCO3] | monthly average | report only (mg/L) | all year | 001 |
| Hardness, total [as CaCO3] | daily maximum | report only (mg/L) | all year | 001 |
| Hardness, total [as CaCO3] | minimum | report only (mg/L) | all year | 001 |
| Hardness, total [as CaCO3] | monthly average | report only (mg/L) | all year | 001 |
| Hardness, total [as CaCO3] | daily maximum | report only (mg/L) | all year | 001 |
| Calcium, total [as Ca] | minimum | report only (mg/L) | all year | 001 |
| Calcium, total [as Ca] | monthly average | report only (mg/L) | all year | 001 |
| Calcium, total [as Ca] | daily maximum | report only (mg/L) | all year | 001 |
| Calcium, total [as Ca] | minimum | report only (mg/L) | all year | 001 |
| Calcium, total [as Ca] | monthly average | report only (mg/L) | all year | 001 |
| Calcium, total [as Ca] | daily maximum | report only (mg/L) | all year | 001 |
| Calcium, total [as Ca] | minimum | report only (mg/L) | all year | 001 |
| Calcium, total [as Ca] | monthly average | report only (mg/L) | all year | 001 |
| Calcium, total [as Ca] | daily maximum | report only (mg/L) | all year | 001 |
| Magnesium, total [as Mg] | minimum | report only (mg/L) | all year | 001 |
| Magnesium, total [as Mg] | monthly average | report only (mg/L) | all year | 001 |
| Magnesium, total [as Mg] | daily maximum | report only (mg/L) | all year | 001 |
| Magnesium, total [as Mg] | minimum | report only (mg/L) | all year | 001 |
| Magnesium, total [as Mg] | monthly average | report only (mg/L) | all year | 001 |
| Magnesium, total [as Mg] | daily maximum | report only (mg/L) | all year | 001 |
| Magnesium, total [as Mg] | minimum | report only (mg/L) | all year | 001 |
| Magnesium, total [as Mg] | monthly average | report only (mg/L) | all year | 001 |
| Magnesium, total [as Mg] | daily maximum | report only (mg/L) | all year | 001 |
| Sodium adsorption ratio | minimum | report only (Ratio) | all year | 001 |
| Sodium adsorption ratio | monthly average | report only (Ratio) | all year | 001 |
| Sodium adsorption ratio | daily maximum | report only (Ratio) | all year | 001 |
| Sodium adsorption ratio | minimum | report only (Ratio) | all year | 001 |
| Sodium adsorption ratio | monthly average | report only (Ratio) | all year | 001 |
| Sodium adsorption ratio | daily maximum | report only (Ratio) | all year | 001 |
| Sodium adsorption ratio | minimum | report only (Ratio) | all year | 001 |
| Sodium adsorption ratio | monthly average | report only (Ratio) | all year | 001 |
| Sodium adsorption ratio | daily maximum | report only (Ratio) | all year | 001 |
| Potassium, total [as K] | minimum | report only (mg/L) | all year | 001 |
| Potassium, total [as K] | monthly average | report only (mg/L) | all year | 001 |
| Potassium, total [as K] | daily maximum | report only (mg/L) | all year | 001 |
| Potassium, total [as K] | minimum | report only (mg/L) | all year | 001 |
| Potassium, total [as K] | monthly average | report only (mg/L) | all year | 001 |
| Potassium, total [as K] | daily maximum | report only (mg/L) | all year | 001 |
| Potassium, total [as K] | minimum | report only (mg/L) | all year | 001 |
| Potassium, total [as K] | monthly average | report only (mg/L) | all year | 001 |
| Potassium, total [as K] | daily maximum | report only (mg/L) | all year | 001 |
| Chloride [as Cl] | minimum | report only (mg/L) | all year | 001 |
| Chloride [as Cl] | monthly average | report only (mg/L) | all year | 001 |
| Chloride [as Cl] | daily maximum | report only (mg/L) | all year | 001 |
| Chloride [as Cl] | monthly average | ≤ 4045.2 lb/d | all year | 001 |
| Chloride [as Cl] | daily maximum | ≤ 8561.8 lb/d | all year | 001 |
| Chloride [as Cl] | minimum | report only (mg/L) | all year | 001 |
| Chloride [as Cl] | monthly average | report only (mg/L) | all year | 001 |
| Chloride [as Cl] | daily maximum | report only (mg/L) | all year | 001 |
| Chloride [as Cl] | minimum | report only (mg/L) | all year | 001 |
| Chloride [as Cl] | monthly average | report only (mg/L) | all year | 001 |
| Chloride [as Cl] | daily maximum | report only (mg/L) | all year | 001 |
| Sulfate, total [as SO4] | minimum | report only (mg/L) | all year | 001 |
| Sulfate, total [as SO4] | monthly average | report only (mg/L) | all year | 001 |
| Sulfate, total [as SO4] | daily maximum | report only (mg/L) | all year | 001 |
| Sulfate, total [as SO4] | monthly average | ≤ 7024.3 lb/d | all year | 001 |
| Sulfate, total [as SO4] | daily maximum | ≤ 14898.6 lb/d | all year | 001 |
| Sulfate, total [as SO4] | minimum | report only (mg/L) | all year | 001 |
| Sulfate, total [as SO4] | monthly average | report only (mg/L) | all year | 001 |
| Sulfate, total [as SO4] | daily maximum | report only (mg/L) | all year | 001 |
| Sulfate, total [as SO4] | minimum | report only (mg/L) | all year | 001 |
| Sulfate, total [as SO4] | monthly average | report only (mg/L) | all year | 001 |
| Sulfate, total [as SO4] | daily maximum | report only (mg/L) | all year | 001 |
| Fluoride, total [as F] | minimum | report only (mg/L) | all year | 001 |
| Fluoride, total [as F] | monthly average | report only (mg/L) | all year | 001 |
| Fluoride, total [as F] | daily maximum | report only (mg/L) | all year | 001 |
| Fluoride, total [as F] | minimum | report only (mg/L) | all year | 001 |
| Fluoride, total [as F] | monthly average | report only (mg/L) | all year | 001 |
| Fluoride, total [as F] | daily maximum | report only (mg/L) | all year | 001 |
| Fluoride, total [as F] | minimum | report only (mg/L) | all year | 001 |
| Fluoride, total [as F] | monthly average | report only (mg/L) | all year | 001 |
| Fluoride, total [as F] | daily maximum | report only (mg/L) | all year | 001 |
| Chromium, total [as Cr] | daily minimum | report only (mg/L) | all year | 001 |
| Chromium, total [as Cr] | monthly average | ≤ .1 mg/L | all year | 001 |
| Chromium, total [as Cr] | daily maximum | ≤ .2 mg/L | all year | 001 |
| Chromium, total [as Cr] | daily minimum | report only (mg/L) | all year | 001 |
| Chromium, total [as Cr] | monthly average | report only (mg/L) | all year | 001 |
| Chromium, total [as Cr] | daily maximum | report only (mg/L) | all year | 001 |
| Chromium, total [as Cr] | daily minimum | report only (mg/L) | all year | 001 |
| Chromium, total [as Cr] | monthly average | report only (mg/L) | all year | 001 |
| Chromium, total [as Cr] | daily maximum | report only (mg/L) | all year | 001 |
| Iron, total [as Fe] | minimum | report only (mg/L) | all year | 001 |
| Iron, total [as Fe] | monthly average | report only (mg/L) | all year | 001 |
| Iron, total [as Fe] | daily maximum | report only (mg/L) | all year | 001 |
| Iron, total [as Fe] | minimum | report only (mg/L) | all year | 001 |
| Iron, total [as Fe] | monthly average | report only (mg/L) | all year | 001 |
| Iron, total [as Fe] | daily maximum | report only (mg/L) | all year | 001 |
| Iron, total [as Fe] | minimum | report only (mg/L) | all year | 001 |
| Iron, total [as Fe] | monthly average | report only (mg/L) | all year | 001 |
| Iron, total [as Fe] | daily maximum | report only (mg/L) | all year | 001 |
| Manganese, total [as Mn] | minimum | report only (mg/L) | all year | 001 |
| Manganese, total [as Mn] | monthly average | report only (mg/L) | all year | 001 |
| Manganese, total [as Mn] | daily maximum | report only (mg/L) | all year | 001 |
| Manganese, total [as Mn] | minimum | report only (mg/L) | all year | 001 |
| Manganese, total [as Mn] | monthly average | report only (mg/L) | all year | 001 |
| Manganese, total [as Mn] | daily maximum | report only (mg/L) | all year | 001 |
| Manganese, total [as Mn] | minimum | report only (mg/L) | all year | 001 |
| Manganese, total [as Mn] | monthly average | report only (mg/L) | all year | 001 |
| Manganese, total [as Mn] | daily maximum | report only (mg/L) | all year | 001 |
| Zinc, total [as Zn] | daily minimum | report only (mg/L) | all year | 001 |
| Zinc, total [as Zn] | monthly average | ≤ .5 mg/L | all year | 001 |
| Zinc, total [as Zn] | daily maximum | ≤ 1 mg/L | all year | 001 |
| Zinc, total [as Zn] | daily minimum | report only (mg/L) | all year | 001 |
| Zinc, total [as Zn] | monthly average | report only (mg/L) | all year | 001 |
| Zinc, total [as Zn] | daily maximum | report only (mg/L) | all year | 001 |
| Zinc, total [as Zn] | daily minimum | report only (mg/L) | all year | 001 |
| Zinc, total [as Zn] | monthly average | report only (mg/L) | all year | 001 |
| Zinc, total [as Zn] | daily maximum | report only (mg/L) | all year | 001 |
| Flow, in conduit or thru treatment plant | 30-day average | report only (MGD) | all year | 001 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 001 |
| E. coli | 30-day geometric mean | ≤ 126 #/100mL | all year | 001 |
| E. coli | daily maximum | ≤ 409 #/100mL | all year | 001 |
| E. coli | daily maximum | ≤ 5.87 BCFU/d | all year | 001 |
| Flow, total | total | report only (Mgal) | all year | 001 |
| Hydroxide | minimum | report only (mg/L) | all year | 001 |
| Hydroxide | monthly average | report only (mg/L) | all year | 001 |
| Hydroxide | daily maximum | report only (mg/L) | all year | 001 |
| Hydroxide | minimum | report only (mg/L) | all year | 001 |
| Hydroxide | monthly average | report only (mg/L) | all year | 001 |
| Hydroxide | daily maximum | report only (mg/L) | all year | 001 |
| Hydroxide | minimum | report only (mg/L) | all year | 001 |
| Hydroxide | monthly average | report only (mg/L) | all year | 001 |
| Hydroxide | daily maximum | report only (mg/L) | all year | 001 |
| Sodium, % total cations | minimum | report only (%) | all year | 001 |
| Sodium, % total cations | monthly average | report only (%) | all year | 001 |
| Sodium, % total cations | daily maximum | report only (%) | all year | 001 |
| Sodium, % total cations | minimum | report only (%) | all year | 001 |
| Sodium, % total cations | monthly average | report only (%) | all year | 001 |
| Sodium, % total cations | daily maximum | report only (%) | all year | 001 |
| Sodium, % total cations | minimum | report only (%) | all year | 001 |
| Sodium, % total cations | monthly average | report only (%) | all year | 001 |
| Sodium, % total cations | daily maximum | report only (%) | all year | 001 |
| Solids, total dissolved [TDS] | minimum | report only (mg/L) | all year | 001 |
| Solids, total dissolved [TDS] | monthly average | report only (mg/L) | all year | 001 |
| Solids, total dissolved [TDS] | daily maximum | report only (mg/L) | all year | 001 |
| Solids, total dissolved [TDS] | minimum | report only (mg/L) | all year | 001 |
| Solids, total dissolved [TDS] | monthly average | report only (mg/L) | all year | 001 |
| Solids, total dissolved [TDS] | daily maximum | report only (mg/L) | all year | 001 |
| Solids, total dissolved [TDS] | minimum | report only (mg/L) | all year | 001 |
| Solids, total dissolved [TDS] | monthly average | report only (mg/L) | all year | 001 |
| Solids, total dissolved [TDS] | daily maximum | report only (mg/L) | all year | 001 |
| Oil and grease visual | total | report only (N=0;Y=1) | all year | 001 |
| Toxic Units Static Renewal 48Hr Acute Ceriodaphnia dubia | maximum value | ≤ 1 tox acute | all year | 001 |
| TU Static Renewal 96Hr Acute Pimphales promelas | maximum value | ≤ 1 tox acute | all year | 001 |
| Temperature, water deg. fahrenheit | minimum | report only (deg F) | all year | 002 |
| Temperature, water deg. fahrenheit | monthly average | report only (deg F) | all year | 002 |
| Temperature, water deg. fahrenheit | daily maximum | report only (deg F) | all year | 002 |
| pH | minimum | report only (SU) | all year | 002 |
| pH | maximum | report only (SU) | all year | 002 |
| Solids, total suspended | daily minimum | report only (mg/L) | all year | 002 |
| Solids, total suspended | monthly average | report only (mg/L) | all year | 002 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | 002 |
| Oil & Grease | minimum | report only (mg/L) | all year | 002 |
| Oil & Grease | monthly average | report only (mg/L) | all year | 002 |
| Oil & Grease | daily maximum | report only (mg/L) | all year | 002 |
| Nitrogen, ammonia total [as N] | minimum | report only (mg/L) | all year | 002 |
| Nitrogen, ammonia total [as N] | 30-day average | report only (mg/L) | all year | 002 |
| Nitrogen, ammonia total [as N] | daily maximum | report only (mg/L) | all year | 002 |
| Chloride [as Cl] | minimum | report only (mg/L) | all year | 002 |
| Chloride [as Cl] | monthly average | report only (mg/L) | all year | 002 |
| Chloride [as Cl] | daily maximum | report only (mg/L) | all year | 002 |
| Sulfate, total [as SO4] | minimum | report only (mg/L) | all year | 002 |
| Sulfate, total [as SO4] | monthly average | report only (mg/L) | all year | 002 |
| Sulfate, total [as SO4] | daily maximum | report only (mg/L) | all year | 002 |
| Chromium, total [as Cr] | minimum | report only (mg/L) | all year | 002 |
| Chromium, total [as Cr] | monthly average | report only (mg/L) | all year | 002 |
| Chromium, total [as Cr] | daily maximum | report only (mg/L) | all year | 002 |
| Zinc, total [as Zn] | minimum | report only (mg/L) | all year | 002 |
| Zinc, total [as Zn] | monthly average | report only (mg/L) | all year | 002 |
| Zinc, total [as Zn] | daily maximum | report only (mg/L) | all year | 002 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 002 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 002 |
| Chlorine, free available | minimum | report only (mg/L) | all year | 002 |
| Chlorine, free available | monthly average | report only (mg/L) | all year | 002 |
| Chlorine, free available | daily maximum | report only (mg/L) | all year | 002 |
| Flow, total | total | report only (Mgal) | all year | 002 |
| Oil and grease visual | total | report only (N=0;Y=1) | all year | 002 |
| Temperature, water deg. centigrade | minimum | report only (deg C) | all year | 003 |
| Temperature, water deg. centigrade | 30-day average | report only (deg C) | all year | 003 |
| Temperature, water deg. centigrade | daily maximum | report only (deg C) | all year | 003 |
| Stream flow, instantaneous | monthly average | report only (cfs) | all year | 003 |
| Stream flow, instantaneous | daily maximum | report only (cfs) | all year | 003 |
| Conductivity | minimum | report only (umho/cm) | all year | 003 |
| Conductivity | monthly average | report only (umho/cm) | all year | 003 |
| Conductivity | daily maximum | report only (umho/cm) | all year | 003 |
| Conductivity | minimum | report only (umho/cm) | all year | 003 |
| Conductivity | monthly average | report only (umho/cm) | all year | 003 |
| Conductivity | daily maximum | report only (umho/cm) | all year | 003 |
| Conductivity | minimum | report only (umho/cm) | all year | 003 |
| Conductivity | monthly average | report only (umho/cm) | all year | 003 |
| Conductivity | daily maximum | report only (umho/cm) | all year | 003 |
| Oxygen, dissolved [DO] | minimum | report only (mg/L) | all year | 003 |
| Oxygen, dissolved [DO] | monthly average | report only (mg/L) | all year | 003 |
| Oxygen, dissolved [DO] | daily maximum | report only (mg/L) | all year | 003 |
| Oxygen, dissolved [DO] | minimum | report only (mg/L) | all year | 003 |
| Oxygen, dissolved [DO] | monthly average | report only (mg/L) | all year | 003 |
| Oxygen, dissolved [DO] | daily maximum | report only (mg/L) | all year | 003 |
| Oxygen, dissolved [DO] | minimum | report only (mg/L) | all year | 003 |
| Oxygen, dissolved [DO] | monthly average | report only (mg/L) | all year | 003 |
| Oxygen, dissolved [DO] | daily maximum | report only (mg/L) | all year | 003 |
| BOD, 5-day, 20 deg. C | minimum | report only (mg/L) | all year | 003 |
| BOD, 5-day, 20 deg. C | monthly average | ≤ 25 mg/L | all year | 003 |
| BOD, 5-day, 20 deg. C | daily maximum | ≤ 45 mg/L | all year | 003 |
| pH | minimum | ≥ 6 SU | all year | 003 |
| pH | minimum | report only (SU) | all year | 003 |
| pH | maximum | ≤ 9 SU | all year | 003 |
| pH | maximum | report only (SU) | all year | 003 |
| pH | minimum | report only (SU) | all year | 003 |
| pH | minimum | report only (SU) | all year | 003 |
| pH | maximum | report only (SU) | all year | 003 |
| pH | maximum | report only (SU) | all year | 003 |
| pH | minimum | report only (SU) | all year | 003 |
| pH | maximum | report only (SU) | all year | 003 |
| Alkalinity, total [as CaCO3] | minimum | report only (mg/L) | all year | 003 |
| Alkalinity, total [as CaCO3] | monthly average | report only (mg/L) | all year | 003 |
| Alkalinity, total [as CaCO3] | daily maximum | report only (mg/L) | all year | 003 |
| Alkalinity, total [as CaCO3] | minimum | report only (mg/L) | all year | 003 |
| Alkalinity, total [as CaCO3] | monthly average | report only (mg/L) | all year | 003 |
| Alkalinity, total [as CaCO3] | daily maximum | report only (mg/L) | all year | 003 |
| Alkalinity, total [as CaCO3] | minimum | report only (mg/L) | all year | 003 |
| Alkalinity, total [as CaCO3] | monthly average | report only (mg/L) | all year | 003 |
| Alkalinity, total [as CaCO3] | daily maximum | report only (mg/L) | all year | 003 |
| Bicarbonate ion- [as HCO3] | minimum | report only (mg/L) | all year | 003 |
| Bicarbonate ion- [as HCO3] | monthly average | report only (mg/L) | all year | 003 |
| Bicarbonate ion- [as HCO3] | daily maximum | report only (mg/L) | all year | 003 |
| Bicarbonate ion- [as HCO3] | minimum | report only (mg/L) | all year | 003 |
| Bicarbonate ion- [as HCO3] | monthly average | report only (mg/L) | all year | 003 |
| Bicarbonate ion- [as HCO3] | daily maximum | report only (mg/L) | all year | 003 |
| Bicarbonate ion- [as HCO3] | minimum | report only (mg/L) | all year | 003 |
| Bicarbonate ion- [as HCO3] | monthly average | report only (mg/L) | all year | 003 |
| Bicarbonate ion- [as HCO3] | daily maximum | report only (mg/L) | all year | 003 |
| Carbonate ion- [as CO3] | minimum | report only (mg/L) | all year | 003 |
| Carbonate ion- [as CO3] | monthly average | report only (mg/L) | all year | 003 |
| Carbonate ion- [as CO3] | daily maximum | report only (mg/L) | all year | 003 |
| Carbonate ion- [as CO3] | minimum | report only (mg/L) | all year | 003 |
| Carbonate ion- [as CO3] | monthly average | report only (mg/L) | all year | 003 |
| Carbonate ion- [as CO3] | daily maximum | report only (mg/L) | all year | 003 |
| Carbonate ion- [as CO3] | minimum | report only (mg/L) | all year | 003 |
| Carbonate ion- [as CO3] | monthly average | report only (mg/L) | all year | 003 |
| Carbonate ion- [as CO3] | daily maximum | report only (mg/L) | all year | 003 |
| Solids, total suspended | minimum | report only (mg/L) | all year | 003 |
| Solids, total suspended | monthly average | ≤ 30 mg/L | all year | 003 |
| Solids, total suspended | daily maximum | ≤ 45 mg/L | all year | 003 |
| Oil & Grease | minimum | report only (mg/L) | all year | 003 |
| Oil & Grease | monthly average | report only (mg/L) | all year | 003 |
| Oil & Grease | daily maximum | ≤ 10 mg/L | all year | 003 |
| Nitrogen, total [as N] | minimum | report only (mg/L) | all year | 003 |
| Nitrogen, total [as N] | monthly average | report only (mg/L) | all year | 003 |
| Nitrogen, total [as N] | daily maximum | report only (mg/L) | all year | 003 |
| Nitrogen, ammonia total [as N] | minimum | report only (mg/L) | all year | 003 |
| Nitrogen, ammonia total [as N] | 30-day average | report only (mg/L) | all year | 003 |
| Nitrogen, ammonia total [as N] | daily maximum | report only (mg/L) | all year | 003 |
| Phosphorus, total [as P] | minimum | report only (mg/L) | all year | 003 |
| Phosphorus, total [as P] | monthly average | report only (mg/L) | all year | 003 |
| Phosphorus, total [as P] | daily maximum | report only (mg/L) | all year | 003 |
| Hardness, total [as CaCO3] | minimum | report only (mg/L) | all year | 003 |
| Hardness, total [as CaCO3] | monthly average | report only (mg/L) | all year | 003 |
| Hardness, total [as CaCO3] | daily maximum | report only (mg/L) | all year | 003 |
| Hardness, total [as CaCO3] | minimum | report only (mg/L) | all year | 003 |
| Hardness, total [as CaCO3] | monthly average | report only (mg/L) | all year | 003 |
| Hardness, total [as CaCO3] | daily maximum | report only (mg/L) | all year | 003 |
| Hardness, total [as CaCO3] | minimum | report only (mg/L) | all year | 003 |
| Hardness, total [as CaCO3] | monthly average | report only (mg/L) | all year | 003 |
| Hardness, total [as CaCO3] | daily maximum | report only (mg/L) | all year | 003 |
| Calcium, total [as Ca] | minimum | report only (mg/L) | all year | 003 |
| Calcium, total [as Ca] | monthly average | report only (mg/L) | all year | 003 |
| Calcium, total [as Ca] | daily maximum | report only (mg/L) | all year | 003 |
| Calcium, total [as Ca] | minimum | report only (mg/L) | all year | 003 |
| Calcium, total [as Ca] | monthly average | report only (mg/L) | all year | 003 |
| Calcium, total [as Ca] | daily maximum | report only (mg/L) | all year | 003 |
| Calcium, total [as Ca] | minimum | report only (mg/L) | all year | 003 |
| Calcium, total [as Ca] | monthly average | report only (mg/L) | all year | 003 |
| Calcium, total [as Ca] | daily maximum | report only (mg/L) | all year | 003 |
| Magnesium, total [as Mg] | minimum | report only (mg/L) | all year | 003 |
| Magnesium, total [as Mg] | monthly average | report only (mg/L) | all year | 003 |
| Magnesium, total [as Mg] | daily maximum | report only (mg/L) | all year | 003 |
| Magnesium, total [as Mg] | minimum | report only (mg/L) | all year | 003 |
| Magnesium, total [as Mg] | monthly average | report only (mg/L) | all year | 003 |
| Magnesium, total [as Mg] | daily maximum | report only (mg/L) | all year | 003 |
| Magnesium, total [as Mg] | minimum | report only (mg/L) | all year | 003 |
| Magnesium, total [as Mg] | monthly average | report only (mg/L) | all year | 003 |
| Magnesium, total [as Mg] | daily maximum | report only (mg/L) | all year | 003 |
| Sodium adsorption ratio | minimum | report only (Ratio) | all year | 003 |
| Sodium adsorption ratio | monthly average | report only (Ratio) | all year | 003 |
| Sodium adsorption ratio | daily maximum | report only (Ratio) | all year | 003 |
| Sodium adsorption ratio | minimum | report only (Ratio) | all year | 003 |
| Sodium adsorption ratio | monthly average | report only (Ratio) | all year | 003 |
| Sodium adsorption ratio | daily maximum | report only (Ratio) | all year | 003 |
| Sodium adsorption ratio | minimum | report only (Ratio) | all year | 003 |
| Sodium adsorption ratio | monthly average | report only (Ratio) | all year | 003 |
| Sodium adsorption ratio | daily maximum | report only (Ratio) | all year | 003 |
| Potassium, total [as K] | minimum | report only (mg/L) | all year | 003 |
| Potassium, total [as K] | monthly average | report only (mg/L) | all year | 003 |
| Potassium, total [as K] | daily maximum | report only (mg/L) | all year | 003 |
| Potassium, total [as K] | minimum | report only (mg/L) | all year | 003 |
| Potassium, total [as K] | monthly average | report only (mg/L) | all year | 003 |
| Potassium, total [as K] | daily maximum | report only (mg/L) | all year | 003 |
| Chloride [as Cl] | minimum | report only (mg/L) | all year | 003 |
| Chloride [as Cl] | monthly average | report only (mg/L) | all year | 003 |
| Chloride [as Cl] | daily maximum | report only (mg/L) | all year | 003 |
| Chloride [as Cl] | monthly average | ≤ 4029.6 lb/d | all year | 003 |
| Chloride [as Cl] | daily maximum | ≤ 8368.4 lb/d | all year | 003 |
| Chloride [as Cl] | minimum | report only (mg/L) | all year | 003 |
| Chloride [as Cl] | monthly average | report only (mg/L) | all year | 003 |
| Chloride [as Cl] | daily maximum | report only (mg/L) | all year | 003 |
| Chloride [as Cl] | minimum | report only (mg/L) | all year | 003 |
| Chloride [as Cl] | monthly average | report only (mg/L) | all year | 003 |
| Chloride [as Cl] | daily maximum | report only (mg/L) | all year | 003 |
| Sulfate, total [as SO4] | minimum | report only (mg/L) | all year | 003 |
| Sulfate, total [as SO4] | monthly average | report only (mg/L) | all year | 003 |
| Sulfate, total [as SO4] | daily maximum | report only (mg/L) | all year | 003 |
| Sulfate, total [as SO4] | monthly average | ≤ 7040 lb/d | all year | 003 |
| Sulfate, total [as SO4] | daily maximum | ≤ 13979.5 lb/d | all year | 003 |
| Sulfate, total [as SO4] | minimum | report only (mg/L) | all year | 003 |
| Sulfate, total [as SO4] | monthly average | report only (mg/L) | all year | 003 |
| Sulfate, total [as SO4] | daily maximum | report only (mg/L) | all year | 003 |
| Sulfate, total [as SO4] | minimum | report only (mg/L) | all year | 003 |
| Sulfate, total [as SO4] | monthly average | report only (mg/L) | all year | 003 |
| Sulfate, total [as SO4] | daily maximum | report only (mg/L) | all year | 003 |
| Fluoride, total [as F] | minimum | report only (mg/L) | all year | 003 |
| Fluoride, total [as F] | monthly average | report only (mg/L) | all year | 003 |
| Fluoride, total [as F] | daily maximum | report only (mg/L) | all year | 003 |
| Fluoride, total [as F] | minimum | report only (mg/L) | all year | 003 |
| Fluoride, total [as F] | monthly average | report only (mg/L) | all year | 003 |
| Fluoride, total [as F] | daily maximum | report only (mg/L) | all year | 003 |
| Fluoride, total [as F] | minimum | report only (mg/L) | all year | 003 |
| Fluoride, total [as F] | monthly average | report only (mg/L) | all year | 003 |
| Fluoride, total [as F] | daily maximum | report only (mg/L) | all year | 003 |
| Chromium, total [as Cr] | minimum | report only (mg/L) | all year | 003 |
| Chromium, total [as Cr] | monthly average | ≤ .1 mg/L | all year | 003 |
| Chromium, total [as Cr] | daily maximum | ≤ .2 mg/L | all year | 003 |
| Chromium, total [as Cr] | daily minimum | report only (mg/L) | all year | 003 |
| Chromium, total [as Cr] | monthly average | report only (mg/L) | all year | 003 |
| Chromium, total [as Cr] | daily maximum | report only (mg/L) | all year | 003 |
| Chromium, total [as Cr] | minimum | report only (mg/L) | all year | 003 |
| Chromium, total [as Cr] | monthly average | report only (mg/L) | all year | 003 |
| Chromium, total [as Cr] | daily maximum | report only (mg/L) | all year | 003 |
| Iron, total [as Fe] | minimum | report only (mg/L) | all year | 003 |
| Iron, total [as Fe] | monthly average | report only (mg/L) | all year | 003 |
| Iron, total [as Fe] | daily maximum | report only (mg/L) | all year | 003 |
| Iron, total [as Fe] | minimum | report only (mg/L) | all year | 003 |
| Iron, total [as Fe] | monthly average | report only (mg/L) | all year | 003 |
| Iron, total [as Fe] | daily maximum | report only (mg/L) | all year | 003 |
| Iron, total [as Fe] | minimum | report only (mg/L) | all year | 003 |
| Iron, total [as Fe] | monthly average | report only (mg/L) | all year | 003 |
| Iron, total [as Fe] | daily maximum | report only (mg/L) | all year | 003 |
| Manganese, total [as Mn] | minimum | report only (mg/L) | all year | 003 |
| Manganese, total [as Mn] | monthly average | report only (mg/L) | all year | 003 |
| Manganese, total [as Mn] | daily maximum | report only (mg/L) | all year | 003 |
| Manganese, total [as Mn] | minimum | report only (mg/L) | all year | 003 |
| Manganese, total [as Mn] | monthly average | report only (mg/L) | all year | 003 |
| Manganese, total [as Mn] | daily maximum | report only (mg/L) | all year | 003 |
| Manganese, total [as Mn] | minimum | report only (mg/L) | all year | 003 |
| Manganese, total [as Mn] | monthly average | report only (mg/L) | all year | 003 |
| Manganese, total [as Mn] | daily maximum | report only (mg/L) | all year | 003 |
| Zinc, total [as Zn] | minimum | report only (mg/L) | all year | 003 |
| Zinc, total [as Zn] | monthly average | ≤ .5 mg/L | all year | 003 |
| Zinc, total [as Zn] | daily maximum | ≤ 1 mg/L | all year | 003 |
| Zinc, total [as Zn] | daily minimum | report only (mg/L) | all year | 003 |
| Zinc, total [as Zn] | monthly average | report only (mg/L) | all year | 003 |
| Zinc, total [as Zn] | daily maximum | report only (mg/L) | all year | 003 |
| Zinc, total [as Zn] | daily minimum | report only (mg/L) | all year | 003 |
| Zinc, total [as Zn] | monthly average | report only (mg/L) | all year | 003 |
| Zinc, total [as Zn] | daily maximum | report only (mg/L) | all year | 003 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 003 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 003 |
| E. coli | minimum | report only (#/100mL) | all year | 003 |
| E. coli | 30-day geometric mean | ≤ 126 #/100mL | all year | 003 |
| E. coli | daily maximum | ≤ 409 #/100mL | all year | 003 |
| E. coli | daily maximum | ≤ 8.108 BCFU/d | all year | 003 |
| Flow, total | total | report only (Mgal) | all year | 003 |
| Hydroxide | minimum | report only (mg/L) | all year | 003 |
| Hydroxide | monthly average | report only (mg/L) | all year | 003 |
| Hydroxide | daily maximum | report only (mg/L) | all year | 003 |
| Hydroxide | minimum | report only (mg/L) | all year | 003 |
| Hydroxide | monthly average | report only (mg/L) | all year | 003 |
| Hydroxide | daily maximum | report only (mg/L) | all year | 003 |
| Hydroxide | minimum | report only (mg/L) | all year | 003 |
| Hydroxide | monthly average | report only (mg/L) | all year | 003 |
| Hydroxide | daily maximum | report only (mg/L) | all year | 003 |
| Sodium, % total cations | minimum | report only (%) | all year | 003 |
| Sodium, % total cations | monthly average | report only (%) | all year | 003 |
| Sodium, % total cations | daily maximum | report only (%) | all year | 003 |
| Sodium, % total cations | minimum | report only (%) | all year | 003 |
| Sodium, % total cations | monthly average | report only (%) | all year | 003 |
| Sodium, % total cations | daily maximum | report only (%) | all year | 003 |
| Sodium, % total cations | minimum | report only (%) | all year | 003 |
| Sodium, % total cations | monthly average | report only (%) | all year | 003 |
| Sodium, % total cations | daily maximum | report only (%) | all year | 003 |
| Solids, total dissolved [TDS] | minimum | report only (mg/L) | all year | 003 |
| Solids, total dissolved [TDS] | monthly average | report only (mg/L) | all year | 003 |
| Solids, total dissolved [TDS] | daily maximum | report only (mg/L) | all year | 003 |
| Solids, total dissolved [TDS] | minimum | report only (mg/L) | all year | 003 |
| Solids, total dissolved [TDS] | monthly average | report only (mg/L) | all year | 003 |
| Solids, total dissolved [TDS] | daily maximum | report only (mg/L) | all year | 003 |
| Solids, total dissolved [TDS] | minimum | report only (mg/L) | all year | 003 |
| Solids, total dissolved [TDS] | monthly average | report only (mg/L) | all year | 003 |
| Solids, total dissolved [TDS] | daily maximum | report only (mg/L) | all year | 003 |
| Oil and grease visual | total | report only (N=0;Y=1) | all year | 003 |
| Toxic Units Static Renewal 48Hr Acute Ceriodaphnia dubia | maximum value | ≤ 1 tox acute | all year | 003 |
| TU Static Renewal 96Hr Acute Pimphales promelas | maximum value | ≤ 1 tox acute | all year | 003 |
Cited limits by parameter: North Dakota's rules and the federal ones.
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Your permit document is the final word. As JSON: /api/v1/permits/ND0022462 · MCP: https://passage-data.com/mcp