Clean Water Act discharge permit · NPDES MTG010161
BILLINGS LIVESTOCK COMMISSION, Billings, MT: NPDES MTG010161 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 0Pollutants under a numeric limit
- 0Pollutants with an effluent exceedance
BILLINGS LIVESTOCK COMMISSION holds NPDES permit MTG010161, which discharges to Coulson Ditch. EPA’s file records it issued August 18, 2020 and expiring October 31, 2023. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 15, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | BILLINGS LIVESTOCK COMMISSION |
|---|---|
| Permittee as filed | BILLINGS LIVESTOCK COMMISSION |
| NPDES ID | MTG010161 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Coverage under a general permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Program | Concentrated animal feeding operations |
| Issued | August 18, 2020 |
| Expiration date | October 31, 2023 |
| Address | Billings, MT 59101 |
| Receiving water | COULSON DITCH |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Yellowstone River-Sevenmile Creek (HUC 100700070403) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 7Pollutants on file
- 0Under a numeric limit
- 7With a violation of any kind
- 0With 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 |
|---|---|---|---|---|---|
| BOD, 5-day, 20 deg. C | 0 | 2 | 0 | ||
| Solids, total suspended | 0 | 2 | 0 | ||
| Nitrogen, nitrate total [as N] | 0 | 2 | 0 | ||
| Nitrogen, Kjeldahl, total [as N] | 0 | 2 | 0 | ||
| Phosphorus, total [as P] | 0 | 2 | 0 | ||
| Coliform, fecal general | 0 | 2 | 0 | ||
| Precipitation volume | 0 | 2 | 0 |
EPA’s effluent violation file records no exceedance of a numeric limit for NPDES MTG010161.
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
- 4Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| February 24, 2026 | WW CAFO - Management Practice Violations - Improper O&M | ST6 |
| February 24, 2026 | WW CAFO - Failure to Maintain Records or Meet Record Keeping Requirements | ST6 |
| February 24, 2026 | WW CAFO - Management Practice Violations - Failure to Conduct Self Inspections | ST6 |
| February 5, 2020 | WW CAFO - Best Management Practice Deficiencies | ST6 |
Velarion’s copy of EPA’s ICIS-NPDES files does not yet 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
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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 MTG010161 there.
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Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.