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Federal facility, Minot Afb, North Dakota. NPDES permit ND0023884, in force until Sep 30, 2027. Last 12 months: over a limit 4 times (last September 2026). Source: EPA ECHO, Oct 22, 2026.
| Period ending | Outfall | Parameter | Reported | Limit | Over by |
|---|---|---|---|---|---|
| September 2026 | 001 | pH, maximum | 9.56 SU | ≤ 9 SU | — |
| September 2026 | 008 | BOD, 5-day, 20 deg. C, 30-day average | 26.8 mg/L | ≤ 25 mg/L | 7% |
| September 2026 | 008 | pH, maximum | 9.84 SU | ≤ 9 SU | — |
| September 2026 | 011 | pH, maximum | 9.49 SU | ≤ 9 SU | — |
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| BOD, 5-day, 20 deg. C | daily minimum | report only (mg/L) | all year | 001 |
| BOD, 5-day, 20 deg. C | 30-day average | ≤ 25 mg/L | all year | 001 |
| BOD, 5-day, 20 deg. C | 7-day average | ≤ 45 mg/L | all year | 001 |
| pH | minimum | ≥ 6 SU | all year | 001 |
| pH | maximum | ≤ 9 SU | all year | 001 |
| Solids, total suspended | daily minimum | report only (mg/L) | all year | 001 |
| Solids, total suspended | 30-day average | ≤ 30 mg/L | all year | 001 |
| Solids, total suspended | 7-day average | ≤ 45 mg/L | all year | 001 |
| Oil & Grease | daily minimum | report only (mg/L) | all year | 001 |
| Oil & Grease | 30-day average | report only (mg/L) | all year | 001 |
| Oil & Grease | daily maximum | ≤ 10 mg/L | all year | 001 |
| Flow, total | total | report only (Mgal) | all year | 001 |
| Oil and grease visual | total | report only (N=0;Y=1) | all year | 001 |
| BOD, 5-day, 20 deg. C | daily minimum | report only (mg/L) | all year | 002 |
| BOD, 5-day, 20 deg. C | 30-day average | ≤ 25 mg/L | all year | 002 |
| BOD, 5-day, 20 deg. C | 7-day average | ≤ 45 mg/L | all year | 002 |
| pH | minimum | ≥ 6 SU | all year | 002 |
| pH | maximum | ≤ 9 SU | all year | 002 |
| Solids, total suspended | daily minimum | report only (mg/L) | all year | 002 |
| Solids, total suspended | 30-day average | ≤ 30 mg/L | all year | 002 |
| Solids, total suspended | 7-day average | ≤ 45 mg/L | all year | 002 |
| Oil & Grease | daily minimum | report only (mg/L) | all year | 002 |
| Oil & Grease | 30-day average | report only (mg/L) | all year | 002 |
| Oil & Grease | daily maximum | ≤ 10 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 |
| BOD, 5-day, 20 deg. C | daily minimum | report only (mg/L) | all year | 003 |
| BOD, 5-day, 20 deg. C | 30-day average | ≤ 25 mg/L | all year | 003 |
| BOD, 5-day, 20 deg. C | 7-day average | ≤ 45 mg/L | all year | 003 |
| pH | minimum | ≥ 6 SU | all year | 003 |
| pH | maximum | ≤ 9 SU | all year | 003 |
| Solids, total suspended | daily minimum | report only (mg/L) | all year | 003 |
| Solids, total suspended | 30-day average | ≤ 30 mg/L | all year | 003 |
| Solids, total suspended | 7-day average | ≤ 45 mg/L | all year | 003 |
| Oil & Grease | daily minimum | report only (mg/L) | all year | 003 |
| Oil & Grease | 30-day average | report only (mg/L) | all year | 003 |
| Oil & Grease | daily maximum | ≤ 10 mg/L | all year | 003 |
| Flow, total | total | report only (Mgal) | all year | 003 |
| Oil and grease visual | total | report only (N=0;Y=1) | all year | 003 |
| BOD, 5-day, 20 deg. C | daily minimum | report only (mg/L) | all year | 004 |
| BOD, 5-day, 20 deg. C | 30-day average | ≤ 25 mg/L | all year | 004 |
| BOD, 5-day, 20 deg. C | 7-day average | ≤ 45 mg/L | all year | 004 |
| pH | minimum | ≥ 6 SU | all year | 004 |
| pH | maximum | ≤ 9 SU | all year | 004 |
| Solids, total suspended | daily minimum | report only (mg/L) | all year | 004 |
| Solids, total suspended | 30-day average | ≤ 30 mg/L | all year | 004 |
| Solids, total suspended | 7-day average | ≤ 45 mg/L | all year | 004 |
| Oil & Grease | daily minimum | report only (mg/L) | all year | 004 |
| Oil & Grease | 30-day average | report only (mg/L) | all year | 004 |
| Oil & Grease | daily maximum | ≤ 10 mg/L | all year | 004 |
| Flow, total | total | report only (Mgal) | all year | 004 |
| Oil and grease visual | total | report only (N=0;Y=1) | all year | 004 |
| BOD, 5-day, 20 deg. C | daily minimum | report only (mg/L) | all year | 005 |
| BOD, 5-day, 20 deg. C | 30-day average | ≤ 25 mg/L | all year | 005 |
| BOD, 5-day, 20 deg. C | 7-day average | ≤ 45 mg/L | all year | 005 |
| pH | minimum | ≥ 6 SU | all year | 005 |
| pH | maximum | ≤ 9 SU | all year | 005 |
| Solids, total suspended | daily minimum | report only (mg/L) | all year | 005 |
| Solids, total suspended | 30-day average | ≤ 30 mg/L | all year | 005 |
| Solids, total suspended | 7-day average | ≤ 45 mg/L | all year | 005 |
| Oil & Grease | daily minimum | report only (mg/L) | all year | 005 |
| Oil & Grease | 30-day average | report only (mg/L) | all year | 005 |
| Oil & Grease | daily maximum | ≤ 10 mg/L | all year | 005 |
| Flow, total | total | report only (Mgal) | all year | 005 |
| Oil and grease visual | total | report only (N=0;Y=1) | all year | 005 |
| BOD, 5-day, 20 deg. C | daily minimum | report only (mg/L) | all year | 006 |
| BOD, 5-day, 20 deg. C | 30-day average | ≤ 25 mg/L | all year | 006 |
| BOD, 5-day, 20 deg. C | 7-day average | ≤ 45 mg/L | all year | 006 |
| pH | minimum | ≥ 6 SU | all year | 006 |
| pH | maximum | ≤ 9 SU | all year | 006 |
| Solids, total suspended | daily minimum | report only (mg/L) | all year | 006 |
| Solids, total suspended | 30-day average | ≤ 30 mg/L | all year | 006 |
| Solids, total suspended | 7-day average | ≤ 45 mg/L | all year | 006 |
| Oil & Grease | daily minimum | report only (mg/L) | all year | 006 |
| Oil & Grease | 30-day average | report only (mg/L) | all year | 006 |
| Oil & Grease | daily maximum | ≤ 10 mg/L | all year | 006 |
| Flow, total | total | report only (Mgal) | all year | 006 |
| Oil and grease visual | total | report only (N=0;Y=1) | all year | 006 |
| BOD, 5-day, 20 deg. C | daily minimum | report only (mg/L) | all year | 007 |
| BOD, 5-day, 20 deg. C | 30-day average | ≤ 25 mg/L | all year | 007 |
| BOD, 5-day, 20 deg. C | 7-day average | ≤ 45 mg/L | all year | 007 |
| pH | minimum | ≥ 6 SU | all year | 007 |
| pH | maximum | ≤ 9 SU | all year | 007 |
| Solids, total suspended | daily minimum | report only (mg/L) | all year | 007 |
| Solids, total suspended | 30-day average | ≤ 30 mg/L | all year | 007 |
| Solids, total suspended | 7-day average | ≤ 45 mg/L | all year | 007 |
| Oil & Grease | daily minimum | report only (mg/L) | all year | 007 |
| Oil & Grease | 30-day average | report only (mg/L) | all year | 007 |
| Oil & Grease | daily maximum | ≤ 10 mg/L | all year | 007 |
| Flow, total | total | report only (Mgal) | all year | 007 |
| Oil and grease visual | total | report only (N=0;Y=1) | all year | 007 |
| BOD, 5-day, 20 deg. C | daily minimum | report only (mg/L) | all year | 008 |
| BOD, 5-day, 20 deg. C | 30-day average | ≤ 25 mg/L | all year | 008 |
| BOD, 5-day, 20 deg. C | 7-day average | ≤ 45 mg/L | all year | 008 |
| pH | minimum | ≥ 6 SU | all year | 008 |
| pH | maximum | ≤ 9 SU | all year | 008 |
| Solids, total suspended | daily minimum | report only (mg/L) | all year | 008 |
| Solids, total suspended | 30-day average | ≤ 30 mg/L | all year | 008 |
| Solids, total suspended | 7-day average | ≤ 45 mg/L | all year | 008 |
| Oil & Grease | daily minimum | report only (mg/L) | all year | 008 |
| Oil & Grease | 30-day average | report only (mg/L) | all year | 008 |
| Oil & Grease | daily maximum | ≤ 10 mg/L | all year | 008 |
| Flow, total | total | report only (Mgal) | all year | 008 |
| Oil and grease visual | total | report only (N=0;Y=1) | all year | 008 |
| BOD, 5-day, 20 deg. C | daily minimum | report only (mg/L) | all year | 009 |
| BOD, 5-day, 20 deg. C | 30-day average | ≤ 25 mg/L | all year | 009 |
| BOD, 5-day, 20 deg. C | 7-day average | ≤ 45 mg/L | all year | 009 |
| pH | minimum | ≥ 6 SU | all year | 009 |
| pH | maximum | ≤ 9 SU | all year | 009 |
| Solids, total suspended | daily minimum | report only (mg/L) | all year | 009 |
| Solids, total suspended | 30-day average | ≤ 30 mg/L | all year | 009 |
| Solids, total suspended | 7-day average | ≤ 45 mg/L | all year | 009 |
| Oil & Grease | daily minimum | report only (mg/L) | all year | 009 |
| Oil & Grease | 30-day average | report only (mg/L) | all year | 009 |
| Oil & Grease | daily maximum | ≤ 10 mg/L | all year | 009 |
| Flow, total | total | report only (Mgal) | all year | 009 |
| Oil and grease visual | total | report only (N=0;Y=1) | all year | 009 |
| BOD, 5-day, 20 deg. C | daily minimum | report only (mg/L) | all year | 010 |
| BOD, 5-day, 20 deg. C | 30-day average | ≤ 25 mg/L | all year | 010 |
| BOD, 5-day, 20 deg. C | 7-day average | ≤ 45 mg/L | all year | 010 |
| pH | minimum | ≥ 6 SU | all year | 010 |
| pH | maximum | ≤ 9 SU | all year | 010 |
| Solids, total suspended | daily minimum | report only (mg/L) | all year | 010 |
| Solids, total suspended | 30-day average | ≤ 30 mg/L | all year | 010 |
| Solids, total suspended | 7-day average | ≤ 45 mg/L | all year | 010 |
| Oil & Grease | daily minimum | report only (mg/L) | all year | 010 |
| Oil & Grease | 30-day average | report only (mg/L) | all year | 010 |
| Oil & Grease | daily maximum | ≤ 10 mg/L | all year | 010 |
| Flow, total | total | report only (Mgal) | all year | 010 |
| Oil and grease visual | total | report only (N=0;Y=1) | all year | 010 |
| BOD, 5-day, 20 deg. C | daily minimum | report only (mg/L) | all year | 011 |
| BOD, 5-day, 20 deg. C | 30-day average | ≤ 25 mg/L | all year | 011 |
| BOD, 5-day, 20 deg. C | 7-day average | ≤ 45 mg/L | all year | 011 |
| pH | minimum | ≥ 6 SU | all year | 011 |
| pH | maximum | ≤ 9 SU | all year | 011 |
| Solids, total suspended | daily minimum | report only (mg/L) | all year | 011 |
| Solids, total suspended | 30-day average | ≤ 30 mg/L | all year | 011 |
| Solids, total suspended | 7-day average | ≤ 45 mg/L | all year | 011 |
| Oil & Grease | daily minimum | report only (mg/L) | all year | 011 |
| Oil & Grease | 30-day average | report only (mg/L) | all year | 011 |
| Oil & Grease | daily maximum | ≤ 10 mg/L | all year | 011 |
| Flow, total | total | report only (Mgal) | all year | 011 |
| Oil and grease visual | total | report only (N=0;Y=1) | all year | 011 |
| BOD, 5-day, 20 deg. C | daily minimum | report only (mg/L) | all year | 012 |
| BOD, 5-day, 20 deg. C | 30-day average | ≤ 25 mg/L | all year | 012 |
| BOD, 5-day, 20 deg. C | 7-day average | ≤ 45 mg/L | 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 | ≤ 30 mg/L | all year | 012 |
| Solids, total suspended | 7-day average | ≤ 45 mg/L | all year | 012 |
| Oil & Grease | daily minimum | report only (mg/L) | all year | 012 |
| Oil & Grease | 30-day average | report only (mg/L) | all year | 012 |
| Oil & Grease | daily maximum | ≤ 10 mg/L | all year | 012 |
| Flow, total | total | report only (Mgal) | all year | 012 |
| Oil and grease visual | total | report only (N=0;Y=1) | all year | 012 |
| BOD, 5-day, 20 deg. C | daily minimum | report only (mg/L) | all year | 013 |
| BOD, 5-day, 20 deg. C | 30-day average | ≤ 25 mg/L | all year | 013 |
| BOD, 5-day, 20 deg. C | 7-day average | ≤ 45 mg/L | all year | 013 |
| pH | minimum | ≥ 6 SU | all year | 013 |
| pH | maximum | ≤ 9 SU | all year | 013 |
| Solids, total suspended | daily minimum | report only (mg/L) | all year | 013 |
| Solids, total suspended | 30-day average | ≤ 30 mg/L | all year | 013 |
| Solids, total suspended | 7-day average | ≤ 45 mg/L | all year | 013 |
| Oil & Grease | daily minimum | report only (mg/L) | all year | 013 |
| Oil & Grease | 30-day average | report only (mg/L) | all year | 013 |
| Oil & Grease | daily maximum | ≤ 10 mg/L | all year | 013 |
| Flow, total | total | report only (Mgal) | all year | 013 |
| Oil and grease visual | total | report only (N=0;Y=1) | all year | 013 |
| BOD, 5-day, 20 deg. C | daily minimum | report only (mg/L) | all year | 014 |
| BOD, 5-day, 20 deg. C | 30-day average | ≤ 25 mg/L | all year | 014 |
| BOD, 5-day, 20 deg. C | 7-day average | ≤ 45 mg/L | all year | 014 |
| pH | minimum | ≥ 6 SU | all year | 014 |
| pH | maximum | ≤ 9 SU | all year | 014 |
| Solids, total suspended | daily minimum | report only (mg/L) | all year | 014 |
| Solids, total suspended | 30-day average | ≤ 30 mg/L | all year | 014 |
| Solids, total suspended | 7-day average | ≤ 45 mg/L | all year | 014 |
| Oil & Grease | daily minimum | report only (mg/L) | all year | 014 |
| Oil & Grease | 30-day average | report only (mg/L) | all year | 014 |
| Oil & Grease | daily maximum | ≤ 10 mg/L | all year | 014 |
| Flow, total | total | report only (Mgal) | all year | 014 |
| Oil and grease visual | total | report only (N=0;Y=1) | all year | 014 |
| BOD, 5-day, 20 deg. C | daily minimum | report only (mg/L) | all year | 015 |
| BOD, 5-day, 20 deg. C | 30-day average | ≤ 25 mg/L | all year | 015 |
| BOD, 5-day, 20 deg. C | 7-day average | ≤ 45 mg/L | all year | 015 |
| pH | minimum | ≥ 6 SU | all year | 015 |
| pH | maximum | ≤ 9 SU | all year | 015 |
| Solids, total suspended | daily minimum | report only (mg/L) | all year | 015 |
| Solids, total suspended | 30-day average | ≤ 30 mg/L | all year | 015 |
| Solids, total suspended | 7-day average | ≤ 45 mg/L | all year | 015 |
| Oil & Grease | daily minimum | report only (mg/L) | all year | 015 |
| Oil & Grease | 30-day average | report only (mg/L) | all year | 015 |
| Oil & Grease | daily maximum | ≤ 10 mg/L | all year | 015 |
| Flow, total | total | report only (Mgal) | all year | 015 |
| Oil and grease visual | total | report only (N=0;Y=1) | all year | 015 |
Cited limits by parameter: North Dakota's rules and the federal ones.
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On EPA ECHO: Facility report · DMR history
Your permit document is the final word. As JSON: /api/v1/permits/ND0023884 · MCP: https://passage-data.com/mcp