Clean Water Act discharge permit · NPDES ND0020486
UNITED STATES AIR FORCE MINOT, Minot Afb, ND: NPDES ND0020486 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MajorDischarger class
- 31Pollutants under a numeric limit
- 4Pollutants with an effluent exceedance
UNITED STATES AIR FORCE MINOT, held by Minot Air Force Base, holds NPDES permit ND0020486, which discharges to Deep. EPA’s file records it issued December 30, 2019 and expiring December 31, 2024. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | UNITED STATES AIR FORCE MINOT |
|---|---|
| Permittee as filed | Minot Air Force Base |
| NPDES ID | ND0020486 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Major discharger |
| Facility type | Federal facility |
| Program | Publicly owned treatment works |
| Issued | December 30, 2019 |
| Expiration date | December 31, 2024 |
| Issuing agency | North Dakota Department of Environmental Quality |
| Address | Minot Afb, ND 58705 |
| Receiving water | Deep |
| Subwatershed | Upper Egg Creek (HUC 090100050503) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 36Pollutants on file
- 31Under a numeric limit
- 31With a violation of any kind
- 4With an effluent exceedance
An effluent exceedance is a discharge monitoring report value over the permit’s numeric limit (EPA’s violation code E90). A violation of any kind also counts a report not filed. Each row is EPA’s own count for that pollutant.
| Pollutant or measure | Limits | Violations, any kind | Effluent exceedances | Latest exceedance | Largest exceedance, as filed |
|---|---|---|---|---|---|
| Solids, total suspended | 6 | 15 | 3 | December 31, 2025 | 69% over the limit |
| pH | 12 | 10 | 3 | December 31, 2025 | |
| E. coli | 9 | 11 | 1 | December 31, 2025 | 492% over the limit |
| Pass/Fail Static Renewal 48Hr Acute Ceriodaphnia dubia | 0 | 5 | 1 | December 31, 2005 | |
| BOD, 5-day, 20 deg. C | 6 | 14 | 0 | ||
| Coliform, fecal general | 0 | 12 | 0 | ||
| Nitrogen, ammonia total [as N] | 18 | 11 | 0 | ||
| Cyanide, total [as CN] | 18 | 6 | 0 | ||
| Arsenic, total [as As] | 18 | 6 | 0 | ||
| Beryllium, total [as Be] | 18 | 6 | 0 | ||
| Cadmium, total [as Cd] | 18 | 6 | 0 | ||
| Chromium, total [as Cr] | 18 | 6 | 0 | ||
| Copper, total [as Cu] | 18 | 6 | 0 | ||
| Lead, total [as Pb] | 18 | 6 | 0 | ||
| Thallium, total [as Tl] | 18 | 6 | 0 | ||
| Nickel, total [as Ni] | 18 | 6 | 0 | ||
| Silver, total [as Ag] | 18 | 6 | 0 | ||
| Zinc, total [as Zn] | 18 | 6 | 0 | ||
| Antimony, total [as Sb] | 18 | 6 | 0 | ||
| Selenium, total [as Se] | 18 | 6 | 0 | ||
| Total phenols | 18 | 6 | 0 | ||
| Mercury, total [as Hg] | 18 | 6 | 0 | ||
| Oil and grease visual | 3 | 5 | 0 | ||
| Pass/Fail Static Renewal 96Hr Acute Pimephales Promelas | 0 | 4 | 0 | ||
| Hardness, total [as CaCO3] | 18 | 3 | 0 | ||
| Stream flow, instantaneous | 6 | 2 | 0 | ||
| Oil & Grease | 6 | 2 | 0 | ||
| Flow, in conduit or thru treatment plant | 6 | 1 | 0 | ||
| Toxic Units Static Renewal 48Hr Acute Ceriodaphnia dubia | 3 | 1 | 0 | ||
| Toxic Units Static 48HR Acute Ceriodaphnia dubia | 0 | 1 | 0 | ||
| TU LC50 Static Renewal 96Hr Acute Pimephales promelas | 0 | 1 | 0 | ||
| Temperature, water deg. centigrade | 18 | 0 | 0 | ||
| Phosphorus, total [as P] | 15 | 0 | 0 | ||
| Nitrogen, total [as N] | 9 | 0 | 0 | ||
| Flow, total | 3 | 0 | 0 | ||
| TU Static Renewal 96Hr Acute Pimphales promelas | 3 | 0 | 0 |
Cited to the EPA ICIS-NPDES limits and effluent violations files (ECHO download); up to 60 rows shown, most exceedances first.
Inspections, violations and enforcement
- 0Single-event violations
EPA’s single-event violation file, as loaded, holds no violation for NPDES ND0020486.
Velarion’s copy of EPA’s ICIS-NPDES files does not include the inspections, formal enforcement actions and informal enforcement actions files, so this page shows none of them. EPA’s free Detailed Facility Report on ECHO lists this permit’s inspections, enforcement actions and penalties.
Cited to the EPA ICIS-NPDES violation, inspection and enforcement files (ECHO download); up to 50 rows of each shown, newest first.
Watch this permit
One permit holder, $99/month. Watch the register for one permit holder and the places and receiving waters tied to its permits. Choose “One permit holder” and enter this permit’s NPDES ID, ND0020486.
Start the watch
- One permit holder — $99/month
- One watershed — $2,990/year
- One state — $4,990/year
- The whole register — $18,000/year
How we handle your data → Privacy
EPA publishes a free Detailed Facility Report for every permit on ECHO: its compliance status quarter by quarter, its inspections, and its enforcement actions and penalties. EPA also sends free notices of new inspections and enforcement actions through ECHO Notify; enter NPDES ID ND0020486 there.
Nearby on the register
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- Every permit record in Minot Afb, A to Z
- Discharge permits in North Dakota
- Every permit record in North Dakota, A to Z
Figures from EPA’s ICIS-NPDES download, loaded September 14, 2026.