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Industrial or other facility, Beulah, North Dakota. NPDES permit ND0023736, in force until Sep 30, 2027. Last 12 months: no values over a limit, 31 of 257 reports late. Source: EPA ECHO, Oct 22, 2026.
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| Flow rate | monthly average | report only (gal/min) | all year | 001 |
| Flow rate | daily maximum | report only (gal/min) | all year | 001 |
| pH | minimum | ≥ 6 SU | all year | 001 |
| pH | maximum | ≤ 9 SU | all year | 001 |
| Solids, total suspended | minimum value | report only (mg/L) | all year | 001 |
| Solids, total suspended | monthly average | ≤ 35 mg/L | all year | 001 |
| Solids, total suspended | daily maximum | ≤ 70 mg/L | all year | 001 |
| Solids, settleable | monthly average | report only (mL/L) | all year | 001 |
| Solids, settleable | daily maximum | ≤ .5 mL/L | all year | 001 |
| Oil & Grease | minimum value | 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 |
| Iron, total [as Fe] | minimum value | report only (mg/L) | all year | 001 |
| Iron, total [as Fe] | monthly average | ≤ 3.5 mg/L | all year | 001 |
| Iron, total [as Fe] | daily maximum | ≤ 7 mg/L | all year | 001 |
| Flow, total | total | report only (Mgal) | all year | 001 |
| Oil and grease visual | total | ≤ 0 N=0;Y=1 | all year | 001 |
| Flow rate | monthly average | report only (gal/min) | all year | 012 |
| Flow rate | daily maximum | report only (gal/min) | all year | 012 |
| pH | minimum | ≥ 6 SU | all year | 012 |
| pH | maximum | ≤ 9 SU | all year | 012 |
| Solids, total suspended | daily minimum | report only (mg/L) | all year | 012 |
| Solids, total suspended | 30-day average | report only (mg/L) | all year | 012 |
| Solids, total suspended | maximum 7-day average | ≤ 70 mg/L | all year | 012 |
| Solids, settleable | daily minimum | report only (mL/L) | all year | 012 |
| Solids, settleable | daily average | report only (mL/L) | all year | 012 |
| Solids, settleable | daily maximum | ≤ .5 mL/L | all year | 012 |
| Flow, total | total | report only (Mgal) | all year | 012 |
| Flow rate | monthly average | report only (gal/min) | all year | 051 |
| Flow rate | daily maximum | report only (gal/min) | all year | 051 |
| pH | minimum | ≥ 6 SU | all year | 051 |
| pH | maximum | ≤ 9 SU | all year | 051 |
| Solids, total suspended | daily minimum | report only (mg/L) | all year | 051 |
| Solids, total suspended | 30-day average | report only (mg/L) | all year | 051 |
| Solids, total suspended | maximum 7-day average | ≤ 70 mg/L | all year | 051 |
| Solids, settleable | daily minimum | report only (mL/L) | all year | 051 |
| Solids, settleable | daily average | report only (mL/L) | all year | 051 |
| Solids, settleable | daily maximum | ≤ .5 mL/L | all year | 051 |
| Flow, total | total | report only (Mgal) | all year | 051 |
| Flow rate | monthly average | report only (gal/min) | all year | 052 |
| Flow rate | daily maximum | report only (gal/min) | all year | 052 |
| pH | minimum | ≥ 6 SU | all year | 052 |
| pH | maximum | ≤ 9 SU | all year | 052 |
| Solids, total suspended | daily minimum | report only (mg/L) | all year | 052 |
| Solids, total suspended | 30-day average | report only (mg/L) | all year | 052 |
| Solids, total suspended | maximum 7-day average | ≤ 70 mg/L | all year | 052 |
| Solids, settleable | daily minimum | report only (mL/L) | all year | 052 |
| Solids, settleable | daily average | report only (mL/L) | all year | 052 |
| Solids, settleable | daily maximum | ≤ .5 mL/L | all year | 052 |
| Flow, total | total | report only (Mgal) | all year | 052 |
| Flow rate | monthly average | report only (gal/min) | all year | 054 |
| Flow rate | daily maximum | report only (gal/min) | all year | 054 |
| pH | minimum | ≥ 6 SU | all year | 054 |
| pH | maximum | ≤ 9 SU | all year | 054 |
| Solids, total suspended | daily minimum | report only (mg/L) | all year | 054 |
| Solids, total suspended | 30-day average | report only (mg/L) | all year | 054 |
| Solids, total suspended | maximum 7-day average | ≤ 70 mg/L | all year | 054 |
| Solids, settleable | daily minimum | report only (mL/L) | all year | 054 |
| Solids, settleable | daily average | report only (mL/L) | all year | 054 |
| Solids, settleable | daily maximum | ≤ .5 mL/L | all year | 054 |
| Flow, total | total | report only (Mgal) | all year | 054 |
| Flow rate | monthly average | report only (gal/min) | all year | 070 |
| Flow rate | daily maximum | report only (gal/min) | all year | 070 |
| pH | minimum | ≥ 6 SU | all year | 070 |
| pH | maximum | ≤ 9 SU | all year | 070 |
| Solids, total suspended | daily minimum | report only (mg/L) | all year | 070 |
| Solids, total suspended | 30-day average | report only (mg/L) | all year | 070 |
| Solids, total suspended | maximum 7-day average | ≤ 70 mg/L | all year | 070 |
| Solids, settleable | daily minimum | report only (mL/L) | all year | 070 |
| Solids, settleable | daily average | report only (mL/L) | all year | 070 |
| Solids, settleable | daily maximum | ≤ .5 mL/L | all year | 070 |
| Flow, total | total | report only (Mgal) | all year | 070 |
| Flow rate | monthly average | report only (gal/min) | all year | 071 |
| Flow rate | daily maximum | report only (gal/min) | all year | 071 |
| pH | minimum | ≥ 6 SU | all year | 071 |
| pH | maximum | ≤ 9 SU | all year | 071 |
| Solids, total suspended | daily minimum | report only (mg/L) | all year | 071 |
| Solids, total suspended | 30-day average | report only (mg/L) | all year | 071 |
| Solids, total suspended | maximum 7-day average | ≤ 70 mg/L | all year | 071 |
| Solids, settleable | daily minimum | report only (mL/L) | all year | 071 |
| Solids, settleable | daily average | report only (mL/L) | all year | 071 |
| Solids, settleable | daily maximum | ≤ .5 mL/L | all year | 071 |
| Flow, total | total | report only (Mgal) | all year | 071 |
| Flow rate | monthly average | report only (gal/min) | all year | 081 |
| Flow rate | daily maximum | report only (gal/min) | all year | 081 |
| pH | minimum | ≥ 6 SU | all year | 081 |
| pH | maximum | ≤ 9 SU | all year | 081 |
| Solids, total suspended | minimum value | report only (mg/L) | all year | 081 |
| Solids, total suspended | monthly average | ≤ 35 mg/L | all year | 081 |
| Solids, total suspended | daily maximum | ≤ 70 mg/L | all year | 081 |
| Solids, settleable | monthly average | report only (mL/L) | all year | 081 |
| Solids, settleable | daily maximum | ≤ .5 mL/L | all year | 081 |
| Oil & Grease | minimum value | report only (mg/L) | all year | 081 |
| Oil & Grease | monthly average | report only (mg/L) | all year | 081 |
| Oil & Grease | daily maximum | ≤ 10 mg/L | all year | 081 |
| Iron, total [as Fe] | minimum value | report only (mg/L) | all year | 081 |
| Iron, total [as Fe] | monthly average | ≤ 3.5 mg/L | all year | 081 |
| Iron, total [as Fe] | daily maximum | ≤ 7 mg/L | all year | 081 |
| Flow, total | total | report only (Mgal) | all year | 081 |
| Oil and grease visual | total | ≤ 0 N=0;Y=1 | all year | 081 |
| Flow rate | monthly average | report only (gal/min) | all year | 082 |
| Flow rate | daily maximum | report only (gal/min) | all year | 082 |
| pH | minimum | ≥ 6 SU | all year | 082 |
| pH | maximum | ≤ 9 SU | all year | 082 |
| Solids, total suspended | daily minimum | report only (mg/L) | all year | 082 |
| Solids, total suspended | 30-day average | report only (mg/L) | all year | 082 |
| Solids, total suspended | maximum 7-day average | ≤ 70 mg/L | all year | 082 |
| Solids, settleable | daily minimum | report only (mL/L) | all year | 082 |
| Solids, settleable | daily average | report only (mL/L) | all year | 082 |
| Solids, settleable | daily maximum | ≤ .5 mL/L | all year | 082 |
| Flow, total | total | report only (Mgal) | all year | 082 |
| Flow rate | monthly average | report only (gal/min) | all year | 083 |
| Flow rate | daily maximum | report only (gal/min) | all year | 083 |
| pH | minimum | ≥ 6 SU | all year | 083 |
| pH | maximum | ≤ 9 SU | all year | 083 |
| Solids, total suspended | daily minimum | report only (mg/L) | all year | 083 |
| Solids, total suspended | 30-day average | report only (mg/L) | all year | 083 |
| Solids, total suspended | maximum 7-day average | ≤ 70 mg/L | all year | 083 |
| Solids, settleable | daily minimum | report only (mL/L) | all year | 083 |
| Solids, settleable | daily average | report only (mL/L) | all year | 083 |
| Solids, settleable | daily maximum | ≤ .5 mL/L | all year | 083 |
| Flow, total | total | report only (Mgal) | all year | 083 |
| Flow rate | monthly average | report only (gal/min) | all year | 084 |
| Flow rate | daily maximum | report only (gal/min) | all year | 084 |
| pH | minimum | ≥ 6 SU | all year | 084 |
| pH | maximum | ≤ 9 SU | all year | 084 |
| Solids, total suspended | daily minimum | report only (mg/L) | all year | 084 |
| Solids, total suspended | 30-day average | report only (mg/L) | all year | 084 |
| Solids, total suspended | maximum 7-day average | ≤ 70 mg/L | all year | 084 |
| Solids, settleable | daily minimum | report only (mL/L) | all year | 084 |
| Solids, settleable | daily average | report only (mL/L) | all year | 084 |
| Solids, settleable | daily maximum | ≤ .5 mL/L | all year | 084 |
| Flow, total | total | report only (Mgal) | all year | 084 |
| Flow rate | monthly average | report only (gal/min) | all year | 085 |
| Flow rate | daily maximum | report only (gal/min) | all year | 085 |
| pH | minimum | ≥ 6 SU | all year | 085 |
| pH | maximum | ≤ 9 SU | all year | 085 |
| Solids, total suspended | minimum value | report only (mg/L) | all year | 085 |
| Solids, total suspended | monthly average | ≤ 35 mg/L | all year | 085 |
| Solids, total suspended | daily maximum | ≤ 70 mg/L | all year | 085 |
| Solids, settleable | monthly average | report only (mL/L) | all year | 085 |
| Solids, settleable | daily maximum | ≤ .5 mL/L | all year | 085 |
| Oil & Grease | minimum value | report only (mg/L) | all year | 085 |
| Oil & Grease | monthly average | report only (mg/L) | all year | 085 |
| Oil & Grease | daily maximum | ≤ 10 mg/L | all year | 085 |
| Iron, total [as Fe] | minimum value | report only (mg/L) | all year | 085 |
| Iron, total [as Fe] | monthly average | ≤ 3.5 mg/L | all year | 085 |
| Iron, total [as Fe] | daily maximum | ≤ 7 mg/L | all year | 085 |
| Flow, total | total | report only (Mgal) | all year | 085 |
| Oil and grease visual | total | ≤ 0 N=0;Y=1 | all year | 085 |
| Flow rate | monthly average | report only (gal/min) | all year | 087 |
| Flow rate | daily maximum | report only (gal/min) | all year | 087 |
| pH | minimum | ≥ 6 SU | all year | 087 |
| pH | maximum | ≤ 9 SU | all year | 087 |
| Solids, total suspended | daily minimum | report only (mg/L) | all year | 087 |
| Solids, total suspended | 30-day average | report only (mg/L) | all year | 087 |
| Solids, total suspended | maximum 7-day average | ≤ 70 mg/L | all year | 087 |
| Solids, settleable | daily minimum | report only (mL/L) | all year | 087 |
| Solids, settleable | daily average | report only (mL/L) | all year | 087 |
| Solids, settleable | daily maximum | ≤ .5 mL/L | all year | 087 |
| Flow, total | total | report only (Mgal) | all year | 087 |
| Flow rate | monthly average | report only (gal/min) | all year | 088 |
| Flow rate | daily maximum | report only (gal/min) | all year | 088 |
| pH | minimum | ≥ 6 SU | all year | 088 |
| pH | maximum | ≤ 9 SU | all year | 088 |
| Solids, total suspended | daily minimum | report only (mg/L) | all year | 088 |
| Solids, total suspended | 30-day average | report only (mg/L) | all year | 088 |
| Solids, total suspended | maximum 7-day average | ≤ 70 mg/L | all year | 088 |
| Solids, settleable | daily minimum | report only (mL/L) | all year | 088 |
| Solids, settleable | daily average | report only (mL/L) | all year | 088 |
| Solids, settleable | daily maximum | ≤ .5 mL/L | all year | 088 |
| Flow, total | total | report only (Mgal) | all year | 088 |
| Flow rate | monthly average | report only (gal/min) | all year | 089 |
| Flow rate | daily maximum | report only (gal/min) | all year | 089 |
| pH | minimum | ≥ 6 SU | all year | 089 |
| pH | maximum | ≤ 9 SU | all year | 089 |
| Solids, total suspended | daily minimum | report only (mg/L) | all year | 089 |
| Solids, total suspended | 30-day average | report only (mg/L) | all year | 089 |
| Solids, total suspended | maximum 7-day average | ≤ 70 mg/L | all year | 089 |
| Solids, settleable | daily minimum | report only (mL/L) | all year | 089 |
| Solids, settleable | daily average | report only (mL/L) | all year | 089 |
| Solids, settleable | daily maximum | ≤ .5 mL/L | all year | 089 |
| Flow, total | total | report only (Mgal) | all year | 089 |
| Flow rate | monthly average | report only (gal/min) | all year | 090 |
| Flow rate | daily maximum | report only (gal/min) | all year | 090 |
| pH | minimum | ≥ 6 SU | all year | 090 |
| pH | maximum | ≤ 9 SU | all year | 090 |
| Solids, total suspended | daily minimum | report only (mg/L) | all year | 090 |
| Solids, total suspended | 30-day average | report only (mg/L) | all year | 090 |
| Solids, total suspended | maximum 7-day average | ≤ 70 mg/L | all year | 090 |
| Solids, settleable | daily minimum | report only (mL/L) | all year | 090 |
| Solids, settleable | daily average | report only (mL/L) | all year | 090 |
| Solids, settleable | daily maximum | ≤ .5 mL/L | all year | 090 |
| Flow, total | total | report only (Mgal) | all year | 090 |
| Flow rate | monthly average | report only (gal/min) | all year | 091 |
| Flow rate | daily maximum | report only (gal/min) | all year | 091 |
| pH | minimum | ≥ 6 SU | all year | 091 |
| pH | maximum | ≤ 9 SU | all year | 091 |
| Solids, total suspended | daily minimum | report only (mg/L) | all year | 091 |
| Solids, total suspended | 30-day average | report only (mg/L) | all year | 091 |
| Solids, total suspended | maximum 7-day average | ≤ 70 mg/L | all year | 091 |
| Solids, settleable | daily minimum | report only (mL/L) | all year | 091 |
| Solids, settleable | daily average | report only (mL/L) | all year | 091 |
| Solids, settleable | daily maximum | ≤ .5 mL/L | all year | 091 |
| Flow, total | total | report only (Mgal) | all year | 091 |
| Flow rate | monthly average | report only (gal/min) | all year | 092 |
| Flow rate | daily maximum | report only (gal/min) | all year | 092 |
| pH | minimum | ≥ 6 SU | all year | 092 |
| pH | maximum | ≤ 9 SU | all year | 092 |
| Solids, total suspended | daily minimum | report only (mg/L) | all year | 092 |
| Solids, total suspended | 30-day average | report only (mg/L) | all year | 092 |
| Solids, total suspended | maximum 7-day average | ≤ 70 mg/L | all year | 092 |
| Solids, settleable | daily minimum | report only (mL/L) | all year | 092 |
| Solids, settleable | daily average | report only (mL/L) | all year | 092 |
| Solids, settleable | daily maximum | ≤ .5 mL/L | all year | 092 |
| Flow, total | total | report only (Mgal) | all year | 092 |
| Flow rate | monthly average | report only (gal/min) | all year | 093 |
| Flow rate | daily maximum | report only (gal/min) | all year | 093 |
| pH | minimum | ≥ 6 SU | all year | 093 |
| pH | maximum | ≤ 9 SU | all year | 093 |
| Solids, total suspended | daily minimum | report only (mg/L) | all year | 093 |
| Solids, total suspended | 30-day average | report only (mg/L) | all year | 093 |
| Solids, total suspended | maximum 7-day average | ≤ 70 mg/L | all year | 093 |
| Solids, settleable | daily minimum | report only (mL/L) | all year | 093 |
| Solids, settleable | daily average | report only (mL/L) | all year | 093 |
| Solids, settleable | daily maximum | ≤ .5 mL/L | all year | 093 |
| Flow, total | total | report only (Mgal) | all year | 093 |
| Flow rate | monthly average | report only (gal/min) | all year | 094 |
| Flow rate | daily maximum | report only (gal/min) | all year | 094 |
| pH | minimum | ≥ 6 SU | all year | 094 |
| pH | maximum | ≤ 9 SU | all year | 094 |
| Solids, total suspended | daily minimum | report only (mg/L) | all year | 094 |
| Solids, total suspended | 30-day average | report only (mg/L) | all year | 094 |
| Solids, total suspended | maximum 7-day average | ≤ 70 mg/L | all year | 094 |
| Solids, settleable | daily minimum | report only (mL/L) | all year | 094 |
| Solids, settleable | daily average | report only (mL/L) | all year | 094 |
| Solids, settleable | daily maximum | ≤ .5 mL/L | all year | 094 |
| Flow, total | total | report only (Mgal) | all year | 094 |
| Flow rate | monthly average | report only (gal/min) | all year | 095 |
| Flow rate | daily maximum | report only (gal/min) | all year | 095 |
| pH | minimum | ≥ 6 SU | all year | 095 |
| pH | maximum | ≤ 9 SU | all year | 095 |
| Solids, total suspended | daily minimum | report only (mg/L) | all year | 095 |
| Solids, total suspended | 30-day average | report only (mg/L) | all year | 095 |
| Solids, total suspended | maximum 7-day average | ≤ 70 mg/L | all year | 095 |
| Solids, settleable | daily minimum | report only (mL/L) | all year | 095 |
| Solids, settleable | daily average | report only (mL/L) | all year | 095 |
| Solids, settleable | daily maximum | ≤ .5 mL/L | all year | 095 |
| Flow, total | total | report only (Mgal) | all year | 095 |
| Flow rate | monthly average | report only (gal/min) | all year | 096 |
| Flow rate | daily maximum | report only (gal/min) | all year | 096 |
| pH | minimum | ≥ 6 SU | all year | 096 |
| pH | maximum | ≤ 9 SU | all year | 096 |
| Solids, total suspended | daily minimum | report only (mg/L) | all year | 096 |
| Solids, total suspended | 30-day average | report only (mg/L) | all year | 096 |
| Solids, total suspended | maximum 7-day average | ≤ 70 mg/L | all year | 096 |
| Solids, settleable | daily minimum | report only (mL/L) | all year | 096 |
| Solids, settleable | daily average | report only (mL/L) | all year | 096 |
| Solids, settleable | daily maximum | ≤ .5 mL/L | all year | 096 |
| Flow, total | total | report only (Mgal) | all year | 096 |
| Flow rate | monthly average | report only (gal/min) | all year | 097 |
| Flow rate | daily maximum | report only (gal/min) | all year | 097 |
| pH | minimum | ≥ 6 SU | all year | 097 |
| pH | maximum | ≤ 9 SU | all year | 097 |
| Solids, total suspended | daily minimum | report only (mg/L) | all year | 097 |
| Solids, total suspended | 30-day average | report only (mg/L) | all year | 097 |
| Solids, total suspended | maximum 7-day average | ≤ 70 mg/L | all year | 097 |
| Solids, settleable | daily minimum | report only (mL/L) | all year | 097 |
| Solids, settleable | daily average | report only (mL/L) | all year | 097 |
| Solids, settleable | daily maximum | ≤ .5 mL/L | all year | 097 |
| Flow, total | total | report only (Mgal) | all year | 097 |
| Flow rate | monthly average | report only (gal/min) | all year | 098 |
| Flow rate | daily maximum | report only (gal/min) | all year | 098 |
| pH | minimum | ≥ 6 SU | all year | 098 |
| pH | maximum | ≤ 9 SU | all year | 098 |
| Solids, total suspended | daily minimum | report only (mg/L) | all year | 098 |
| Solids, total suspended | 30-day average | report only (mg/L) | all year | 098 |
| Solids, total suspended | maximum 7-day average | ≤ 70 mg/L | all year | 098 |
| Solids, settleable | daily minimum | report only (mL/L) | all year | 098 |
| Solids, settleable | daily average | report only (mL/L) | all year | 098 |
| Solids, settleable | daily maximum | ≤ .5 mL/L | all year | 098 |
| Flow, total | total | report only (Mgal) | all year | 098 |
| Flow rate | monthly average | report only (gal/min) | all year | 100 |
| Flow rate | daily maximum | report only (gal/min) | all year | 100 |
| pH | minimum | ≥ 6 SU | all year | 100 |
| pH | maximum | ≤ 9 SU | all year | 100 |
| Solids, total suspended | minimum value | report only (mg/L) | all year | 100 |
| Solids, total suspended | monthly average | ≤ 35 mg/L | all year | 100 |
| Solids, total suspended | daily maximum | ≤ 70 mg/L | all year | 100 |
| Solids, settleable | monthly average | report only (mL/L) | all year | 100 |
| Solids, settleable | daily maximum | ≤ .5 mL/L | all year | 100 |
| Oil & Grease | minimum value | report only (mg/L) | all year | 100 |
| Oil & Grease | monthly average | report only (mg/L) | all year | 100 |
| Oil & Grease | daily maximum | ≤ 10 mg/L | all year | 100 |
| Iron, total [as Fe] | minimum value | report only (mg/L) | all year | 100 |
| Iron, total [as Fe] | monthly average | ≤ 3.5 mg/L | all year | 100 |
| Iron, total [as Fe] | daily maximum | ≤ 7 mg/L | all year | 100 |
| Flow, total | total | report only (Mgal) | all year | 100 |
| Oil and grease visual | total | ≤ 0 N=0;Y=1 | all year | 100 |
| Flow rate | monthly average | report only (gal/min) | all year | 101 |
| Flow rate | daily maximum | report only (gal/min) | all year | 101 |
| pH | minimum | ≥ 6 SU | all year | 101 |
| pH | maximum | ≤ 9 SU | all year | 101 |
| Solids, total suspended | minimum value | report only (mg/L) | all year | 101 |
| Solids, total suspended | monthly average | ≤ 35 mg/L | all year | 101 |
| Solids, total suspended | daily maximum | ≤ 70 mg/L | all year | 101 |
| Solids, settleable | monthly average | report only (mL/L) | all year | 101 |
| Solids, settleable | daily maximum | ≤ .5 mL/L | all year | 101 |
| Oil & Grease | minimum value | report only (mg/L) | all year | 101 |
| Oil & Grease | monthly average | report only (mg/L) | all year | 101 |
| Oil & Grease | daily maximum | ≤ 10 mg/L | all year | 101 |
| Iron, total [as Fe] | minimum value | report only (mg/L) | all year | 101 |
| Iron, total [as Fe] | monthly average | ≤ 3.5 mg/L | all year | 101 |
| Iron, total [as Fe] | daily maximum | ≤ 7 mg/L | all year | 101 |
| Flow, total | total | report only (Mgal) | all year | 101 |
| Oil and grease visual | total | ≤ 0 N=0;Y=1 | all year | 101 |
| Flow rate | monthly average | report only (gal/min) | all year | 102 |
| Flow rate | daily maximum | report only (gal/min) | all year | 102 |
| pH | minimum | ≥ 6 SU | all year | 102 |
| pH | maximum | ≤ 9 SU | all year | 102 |
| Solids, total suspended | minimum value | report only (mg/L) | all year | 102 |
| Solids, total suspended | monthly average | ≤ 35 mg/L | all year | 102 |
| Solids, total suspended | daily maximum | ≤ 70 mg/L | all year | 102 |
| Solids, settleable | monthly average | report only (mL/L) | all year | 102 |
| Solids, settleable | daily maximum | ≤ .5 mL/L | all year | 102 |
| Oil & Grease | minimum value | report only (mg/L) | all year | 102 |
| Oil & Grease | monthly average | report only (mg/L) | all year | 102 |
| Oil & Grease | daily maximum | ≤ 10 mg/L | all year | 102 |
| Iron, total [as Fe] | minimum value | report only (mg/L) | all year | 102 |
| Iron, total [as Fe] | monthly average | ≤ 3.5 mg/L | all year | 102 |
| Iron, total [as Fe] | daily maximum | ≤ 7 mg/L | all year | 102 |
| Flow, total | total | report only (Mgal) | all year | 102 |
| Oil and grease visual | total | ≤ 0 N=0;Y=1 | all year | 102 |
| Flow rate | monthly average | report only (gal/min) | all year | 103 |
| Flow rate | daily maximum | report only (gal/min) | all year | 103 |
| pH | minimum | ≥ 6 SU | all year | 103 |
| pH | maximum | ≤ 9 SU | all year | 103 |
| Solids, total suspended | minimum value | report only (mg/L) | all year | 103 |
| Solids, total suspended | monthly average | ≤ 35 mg/L | all year | 103 |
| Solids, total suspended | daily maximum | ≤ 70 mg/L | all year | 103 |
| Solids, settleable | monthly average | report only (mL/L) | all year | 103 |
| Solids, settleable | daily maximum | ≤ .5 mL/L | all year | 103 |
| Oil & Grease | minimum value | report only (mg/L) | all year | 103 |
| Oil & Grease | monthly average | report only (mg/L) | all year | 103 |
| Oil & Grease | daily maximum | ≤ 10 mg/L | all year | 103 |
| Iron, total [as Fe] | minimum value | report only (mg/L) | all year | 103 |
| Iron, total [as Fe] | monthly average | ≤ 3.5 mg/L | all year | 103 |
| Iron, total [as Fe] | daily maximum | ≤ 7 mg/L | all year | 103 |
| Flow, total | total | report only (Mgal) | all year | 103 |
| Oil and grease visual | total | ≤ 0 N=0;Y=1 | all year | 103 |
| Flow rate | monthly average | report only (gal/min) | all year | 104 |
| Flow rate | daily maximum | report only (gal/min) | all year | 104 |
| pH | minimum | ≥ 6 SU | all year | 104 |
| pH | maximum | ≤ 9 SU | all year | 104 |
| Solids, total suspended | minimum value | report only (mg/L) | all year | 104 |
| Solids, total suspended | monthly average | ≤ 35 mg/L | all year | 104 |
| Solids, total suspended | daily maximum | ≤ 70 mg/L | all year | 104 |
| Solids, settleable | monthly average | report only (mL/L) | all year | 104 |
| Solids, settleable | daily maximum | ≤ .5 mL/L | all year | 104 |
| Oil & Grease | minimum value | report only (mg/L) | all year | 104 |
| Oil & Grease | monthly average | report only (mg/L) | all year | 104 |
| Oil & Grease | daily maximum | ≤ 10 mg/L | all year | 104 |
| Iron, total [as Fe] | minimum value | report only (mg/L) | all year | 104 |
| Iron, total [as Fe] | monthly average | ≤ 3.5 mg/L | all year | 104 |
| Iron, total [as Fe] | daily maximum | ≤ 7 mg/L | all year | 104 |
| Flow, total | total | report only (Mgal) | all year | 104 |
| Oil and grease visual | total | ≤ 0 N=0;Y=1 | all year | 104 |
| Flow rate | monthly average | report only (gal/min) | all year | 105 |
| Flow rate | daily maximum | report only (gal/min) | all year | 105 |
| pH | minimum | ≥ 6 SU | all year | 105 |
| pH | maximum | ≤ 9 SU | all year | 105 |
| Solids, total suspended | minimum value | report only (mg/L) | all year | 105 |
| Solids, total suspended | monthly average | ≤ 35 mg/L | all year | 105 |
| Solids, total suspended | daily maximum | ≤ 70 mg/L | all year | 105 |
| Solids, settleable | monthly average | report only (mL/L) | all year | 105 |
| Solids, settleable | daily maximum | ≤ .5 mL/L | all year | 105 |
| Oil & Grease | minimum value | report only (mg/L) | all year | 105 |
| Oil & Grease | monthly average | report only (mg/L) | all year | 105 |
| Oil & Grease | daily maximum | ≤ 10 mg/L | all year | 105 |
| Iron, total [as Fe] | minimum value | report only (mg/L) | all year | 105 |
| Iron, total [as Fe] | monthly average | ≤ 3.5 mg/L | all year | 105 |
| Iron, total [as Fe] | daily maximum | ≤ 7 mg/L | all year | 105 |
| Flow, total | total | report only (Mgal) | all year | 105 |
| Oil and grease visual | total | ≤ 0 N=0;Y=1 | all year | 105 |
| Flow rate | monthly average | report only (gal/min) | all year | 106 |
| Flow rate | daily maximum | report only (gal/min) | all year | 106 |
| pH | minimum | ≥ 6 SU | all year | 106 |
| pH | maximum | ≤ 9 SU | all year | 106 |
| Solids, total suspended | minimum value | report only (mg/L) | all year | 106 |
| Solids, total suspended | monthly average | ≤ 35 mg/L | all year | 106 |
| Solids, total suspended | daily maximum | ≤ 70 mg/L | all year | 106 |
| Solids, settleable | monthly average | report only (mL/L) | all year | 106 |
| Solids, settleable | daily maximum | ≤ .5 mL/L | all year | 106 |
| Oil & Grease | minimum value | report only (mg/L) | all year | 106 |
| Oil & Grease | monthly average | report only (mg/L) | all year | 106 |
| Oil & Grease | daily maximum | ≤ 10 mg/L | all year | 106 |
| Iron, total [as Fe] | minimum value | report only (mg/L) | all year | 106 |
| Iron, total [as Fe] | monthly average | ≤ 3.5 mg/L | all year | 106 |
| Iron, total [as Fe] | daily maximum | ≤ 7 mg/L | all year | 106 |
| Flow, total | total | report only (Mgal) | all year | 106 |
| Oil and grease visual | total | ≤ 0 N=0;Y=1 | all year | 106 |
| Flow rate | monthly average | report only (gal/min) | all year | 107 |
| Flow rate | daily maximum | report only (gal/min) | all year | 107 |
| pH | minimum | ≥ 6 SU | all year | 107 |
| pH | maximum | ≤ 9 SU | all year | 107 |
| Solids, total suspended | minimum value | report only (mg/L) | all year | 107 |
| Solids, total suspended | monthly average | ≤ 35 mg/L | all year | 107 |
| Solids, total suspended | daily maximum | ≤ 70 mg/L | all year | 107 |
| Solids, settleable | monthly average | report only (mL/L) | all year | 107 |
| Solids, settleable | daily maximum | ≤ .5 mL/L | all year | 107 |
| Oil & Grease | minimum value | report only (mg/L) | all year | 107 |
| Oil & Grease | monthly average | report only (mg/L) | all year | 107 |
| Oil & Grease | daily maximum | ≤ 10 mg/L | all year | 107 |
| Iron, total [as Fe] | minimum value | report only (mg/L) | all year | 107 |
| Iron, total [as Fe] | monthly average | ≤ 3.5 mg/L | all year | 107 |
| Iron, total [as Fe] | daily maximum | ≤ 7 mg/L | all year | 107 |
| Flow, total | total | report only (Mgal) | all year | 107 |
| Oil and grease visual | total | ≤ 0 N=0;Y=1 | all year | 107 |
| Flow rate | monthly average | report only (gal/min) | all year | 108 |
| Flow rate | daily maximum | report only (gal/min) | all year | 108 |
| pH | minimum | ≥ 6 SU | all year | 108 |
| pH | maximum | ≤ 9 SU | all year | 108 |
| Solids, total suspended | minimum value | report only (mg/L) | all year | 108 |
| Solids, total suspended | monthly average | ≤ 35 mg/L | all year | 108 |
| Solids, total suspended | daily maximum | ≤ 70 mg/L | all year | 108 |
| Solids, settleable | monthly average | report only (mL/L) | all year | 108 |
| Solids, settleable | daily maximum | ≤ .5 mL/L | all year | 108 |
| Oil & Grease | minimum value | report only (mg/L) | all year | 108 |
| Oil & Grease | monthly average | report only (mg/L) | all year | 108 |
| Oil & Grease | daily maximum | ≤ 10 mg/L | all year | 108 |
| Iron, total [as Fe] | minimum value | report only (mg/L) | all year | 108 |
| Iron, total [as Fe] | monthly average | ≤ 3.5 mg/L | all year | 108 |
| Iron, total [as Fe] | daily maximum | ≤ 7 mg/L | all year | 108 |
| Flow, total | total | report only (Mgal) | all year | 108 |
| Oil and grease visual | total | ≤ 0 N=0;Y=1 | all year | 108 |
| Flow rate | monthly average | report only (gal/min) | all year | 112 |
| Flow rate | daily maximum | report only (gal/min) | all year | 112 |
| pH | minimum | ≥ 6 SU | all year | 112 |
| pH | maximum | ≤ 9 SU | all year | 112 |
| Solids, total suspended | minimum value | report only (mg/L) | all year | 112 |
| Solids, total suspended | monthly average | ≤ 35 mg/L | all year | 112 |
| Solids, total suspended | daily maximum | ≤ 70 mg/L | all year | 112 |
| Solids, settleable | monthly average | report only (mL/L) | all year | 112 |
| Solids, settleable | daily maximum | ≤ .5 mL/L | all year | 112 |
| Oil & Grease | minimum value | report only (mg/L) | all year | 112 |
| Oil & Grease | monthly average | report only (mg/L) | all year | 112 |
| Oil & Grease | daily maximum | ≤ 10 mg/L | all year | 112 |
| Iron, total [as Fe] | minimum value | report only (mg/L) | all year | 112 |
| Iron, total [as Fe] | monthly average | ≤ 3.5 mg/L | all year | 112 |
| Iron, total [as Fe] | daily maximum | ≤ 7 mg/L | all year | 112 |
| Flow, total | total | report only (Mgal) | all year | 112 |
| Oil and grease visual | total | ≤ 0 N=0;Y=1 | all year | 112 |
| Flow rate | monthly average | report only (gal/min) | all year | 113 |
| Flow rate | daily maximum | report only (gal/min) | all year | 113 |
| pH | minimum | ≥ 6 SU | all year | 113 |
| pH | maximum | ≤ 9 SU | all year | 113 |
| Solids, total suspended | minimum value | report only (mg/L) | all year | 113 |
| Solids, total suspended | monthly average | ≤ 35 mg/L | all year | 113 |
| Solids, total suspended | daily maximum | ≤ 70 mg/L | all year | 113 |
| Solids, settleable | monthly average | report only (mL/L) | all year | 113 |
| Solids, settleable | daily maximum | ≤ .5 mL/L | all year | 113 |
| Oil & Grease | minimum value | report only (mg/L) | all year | 113 |
| Oil & Grease | monthly average | report only (mg/L) | all year | 113 |
| Oil & Grease | daily maximum | ≤ 10 mg/L | all year | 113 |
| Iron, total [as Fe] | minimum value | report only (mg/L) | all year | 113 |
| Iron, total [as Fe] | monthly average | ≤ 3.5 mg/L | all year | 113 |
| Iron, total [as Fe] | daily maximum | ≤ 7 mg/L | all year | 113 |
| Flow, total | total | report only (Mgal) | all year | 113 |
| Oil and grease visual | total | ≤ 0 N=0;Y=1 | all year | 113 |
| Flow rate | monthly average | report only (gal/min) | all year | 99E |
| Flow rate | daily maximum | report only (gal/min) | all year | 99E |
| pH | minimum | ≥ 6 SU | all year | 99E |
| pH | maximum | ≤ 9 SU | all year | 99E |
| Solids, total suspended | minimum value | report only (mg/L) | all year | 99E |
| Solids, total suspended | monthly average | ≤ 35 mg/L | all year | 99E |
| Solids, total suspended | daily maximum | ≤ 70 mg/L | all year | 99E |
| Solids, settleable | monthly average | report only (mL/L) | all year | 99E |
| Solids, settleable | daily maximum | ≤ .5 mL/L | all year | 99E |
| Oil & Grease | minimum value | report only (mg/L) | all year | 99E |
| Oil & Grease | monthly average | report only (mg/L) | all year | 99E |
| Oil & Grease | daily maximum | ≤ 10 mg/L | all year | 99E |
| Iron, total [as Fe] | minimum value | report only (mg/L) | all year | 99E |
| Iron, total [as Fe] | monthly average | ≤ 3.5 mg/L | all year | 99E |
| Iron, total [as Fe] | daily maximum | ≤ 7 mg/L | all year | 99E |
| Flow, total | total | report only (Mgal) | all year | 99E |
| Oil and grease visual | total | ≤ 0 N=0;Y=1 | all year | 99E |
| Flow rate | monthly average | report only (gal/min) | all year | 99W |
| Flow rate | daily maximum | report only (gal/min) | all year | 99W |
| pH | minimum | ≥ 6 SU | all year | 99W |
| pH | maximum | ≤ 9 SU | all year | 99W |
| Solids, total suspended | minimum value | report only (mg/L) | all year | 99W |
| Solids, total suspended | monthly average | ≤ 35 mg/L | all year | 99W |
| Solids, total suspended | daily maximum | ≤ 70 mg/L | all year | 99W |
| Solids, settleable | monthly average | report only (mL/L) | all year | 99W |
| Solids, settleable | daily maximum | ≤ .5 mL/L | all year | 99W |
| Oil & Grease | minimum value | report only (mg/L) | all year | 99W |
| Oil & Grease | monthly average | report only (mg/L) | all year | 99W |
| Oil & Grease | daily maximum | ≤ 10 mg/L | all year | 99W |
| Iron, total [as Fe] | minimum value | report only (mg/L) | all year | 99W |
| Iron, total [as Fe] | monthly average | ≤ 3.5 mg/L | all year | 99W |
| Iron, total [as Fe] | daily maximum | ≤ 7 mg/L | all year | 99W |
| Flow, total | total | report only (Mgal) | all year | 99W |
| Oil and grease visual | total | ≤ 0 N=0;Y=1 | all year | 99W |
| Stream flow, instantaneous | monthly average | report only (cfs) | all year | M01 |
| Stream flow, instantaneous | daily maximum | report only (cfs) | all year | M01 |
| Nitrogen, total [as N] | daily minimum | report only (mg/L) | all year | M01 |
| Nitrogen, total [as N] | monthly average | report only (mg/L) | all year | M01 |
| Nitrogen, total [as N] | daily maximum | report only (mg/L) | all year | M01 |
| Nitrogen, total [as N] | monthly average | report only (lb/d) | all year | M01 |
| Nitrogen, total [as N] | daily maximum | report only (lb/d) | all year | M01 |
| Phosphorus, total [as P] | daily minimum | report only (mg/L) | all year | M01 |
| Phosphorus, total [as P] | monthly average | report only (mg/L) | all year | M01 |
| Phosphorus, total [as P] | daily maximum | report only (mg/L) | all year | M01 |
| Phosphorus, total [as P] | monthly average | report only (lb/d) | all year | M01 |
| Phosphorus, total [as P] | daily maximum | report only (lb/d) | all year | M01 |
| Stream flow, instantaneous | monthly average | report only (cfs) | all year | M02 |
| Stream flow, instantaneous | daily maximum | report only (cfs) | all year | M02 |
| Nitrogen, total [as N] | daily minimum | report only (mg/L) | all year | M02 |
| Nitrogen, total [as N] | monthly average | report only (mg/L) | all year | M02 |
| Nitrogen, total [as N] | daily maximum | report only (mg/L) | all year | M02 |
| Nitrogen, total [as N] | monthly average | report only (lb/d) | all year | M02 |
| Nitrogen, total [as N] | daily maximum | report only (lb/d) | all year | M02 |
| Phosphorus, total [as P] | daily minimum | report only (mg/L) | all year | M02 |
| Phosphorus, total [as P] | monthly average | report only (mg/L) | all year | M02 |
| Phosphorus, total [as P] | daily maximum | report only (mg/L) | all year | M02 |
| Phosphorus, total [as P] | monthly average | report only (lb/d) | all year | M02 |
| Phosphorus, total [as P] | daily maximum | report only (lb/d) | all year | M02 |
| Stream flow, instantaneous | monthly average | report only (cfs) | all year | M03 |
| Stream flow, instantaneous | daily maximum | report only (cfs) | all year | M03 |
| Nitrogen, total [as N] | daily minimum | report only (mg/L) | all year | M03 |
| Nitrogen, total [as N] | monthly average | report only (mg/L) | all year | M03 |
| Nitrogen, total [as N] | daily maximum | report only (mg/L) | all year | M03 |
| Nitrogen, total [as N] | monthly average | report only (lb/d) | all year | M03 |
| Nitrogen, total [as N] | daily maximum | report only (lb/d) | all year | M03 |
| Phosphorus, total [as P] | daily minimum | report only (mg/L) | all year | M03 |
| Phosphorus, total [as P] | monthly average | report only (mg/L) | all year | M03 |
| Phosphorus, total [as P] | daily maximum | report only (mg/L) | all year | M03 |
| Phosphorus, total [as P] | monthly average | report only (lb/d) | all year | M03 |
| Phosphorus, total [as P] | daily maximum | report only (lb/d) | all year | M03 |
| Stream flow, instantaneous | monthly average | report only (cfs) | all year | M04 |
| Stream flow, instantaneous | daily maximum | report only (cfs) | all year | M04 |
| Nitrogen, total [as N] | daily minimum | report only (mg/L) | all year | M04 |
| Nitrogen, total [as N] | monthly average | report only (mg/L) | all year | M04 |
| Nitrogen, total [as N] | daily maximum | report only (mg/L) | all year | M04 |
| Nitrogen, total [as N] | monthly average | report only (lb/d) | all year | M04 |
| Nitrogen, total [as N] | daily maximum | report only (lb/d) | all year | M04 |
| Phosphorus, total [as P] | daily minimum | report only (mg/L) | all year | M04 |
| Phosphorus, total [as P] | monthly average | report only (mg/L) | all year | M04 |
| Phosphorus, total [as P] | daily maximum | report only (mg/L) | all year | M04 |
| Phosphorus, total [as P] | monthly average | report only (lb/d) | all year | M04 |
| Phosphorus, total [as P] | daily maximum | report only (lb/d) | all year | M04 |
| Stream flow, instantaneous | monthly average | report only (cfs) | all year | M05 |
| Stream flow, instantaneous | daily maximum | report only (cfs) | all year | M05 |
| Nitrogen, total [as N] | daily minimum | report only (mg/L) | all year | M05 |
| Nitrogen, total [as N] | monthly average | report only (mg/L) | all year | M05 |
| Nitrogen, total [as N] | daily maximum | report only (mg/L) | all year | M05 |
| Nitrogen, total [as N] | monthly average | report only (lb/d) | all year | M05 |
| Nitrogen, total [as N] | daily maximum | report only (lb/d) | all year | M05 |
| Phosphorus, total [as P] | daily minimum | report only (mg/L) | all year | M05 |
| Phosphorus, total [as P] | monthly average | report only (mg/L) | all year | M05 |
| Phosphorus, total [as P] | daily maximum | report only (mg/L) | all year | M05 |
| Phosphorus, total [as P] | monthly average | report only (lb/d) | all year | M05 |
| Phosphorus, total [as P] | daily maximum | report only (lb/d) | all year | M05 |
| Stream flow, instantaneous | monthly average | report only (cfs) | all year | M06 |
| Stream flow, instantaneous | daily maximum | report only (cfs) | all year | M06 |
| Nitrogen, total [as N] | daily minimum | report only (mg/L) | all year | M06 |
| Nitrogen, total [as N] | monthly average | report only (mg/L) | all year | M06 |
| Nitrogen, total [as N] | daily maximum | report only (mg/L) | all year | M06 |
| Nitrogen, total [as N] | monthly average | report only (lb/d) | all year | M06 |
| Nitrogen, total [as N] | daily maximum | report only (lb/d) | all year | M06 |
| Phosphorus, total [as P] | daily minimum | report only (mg/L) | all year | M06 |
| Phosphorus, total [as P] | monthly average | report only (mg/L) | all year | M06 |
| Phosphorus, total [as P] | daily maximum | report only (mg/L) | all year | M06 |
| Phosphorus, total [as P] | monthly average | report only (lb/d) | all year | M06 |
| Phosphorus, total [as P] | daily maximum | report only (lb/d) | all year | M06 |
| Stream flow, instantaneous | monthly average | report only (cfs) | all year | M07 |
| Stream flow, instantaneous | daily maximum | report only (cfs) | all year | M07 |
| Nitrogen, total [as N] | daily minimum | report only (mg/L) | all year | M07 |
| Nitrogen, total [as N] | monthly average | report only (mg/L) | all year | M07 |
| Nitrogen, total [as N] | daily maximum | report only (mg/L) | all year | M07 |
| Nitrogen, total [as N] | monthly average | report only (lb/d) | all year | M07 |
| Nitrogen, total [as N] | daily maximum | report only (lb/d) | all year | M07 |
| Phosphorus, total [as P] | daily minimum | report only (mg/L) | all year | M07 |
| Phosphorus, total [as P] | monthly average | report only (mg/L) | all year | M07 |
| Phosphorus, total [as P] | daily maximum | report only (mg/L) | all year | M07 |
| Phosphorus, total [as P] | monthly average | report only (lb/d) | all year | M07 |
| Phosphorus, total [as P] | daily maximum | report only (lb/d) | all year | M07 |
| Stream flow, instantaneous | monthly average | report only (cfs) | all year | M08 |
| Stream flow, instantaneous | daily maximum | report only (cfs) | all year | M08 |
| Nitrogen, total [as N] | daily minimum | report only (mg/L) | all year | M08 |
| Nitrogen, total [as N] | monthly average | report only (mg/L) | all year | M08 |
| Nitrogen, total [as N] | daily maximum | report only (mg/L) | all year | M08 |
| Nitrogen, total [as N] | monthly average | report only (lb/d) | all year | M08 |
| Nitrogen, total [as N] | daily maximum | report only (lb/d) | all year | M08 |
| Phosphorus, total [as P] | daily minimum | report only (mg/L) | all year | M08 |
| Phosphorus, total [as P] | monthly average | report only (mg/L) | all year | M08 |
| Phosphorus, total [as P] | daily maximum | report only (mg/L) | all year | M08 |
| Phosphorus, total [as P] | monthly average | report only (lb/d) | all year | M08 |
| Phosphorus, total [as P] | daily maximum | report only (lb/d) | all year | M08 |
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/ND0023736 · MCP: https://passage-data.com/mcp