Clean Water Act discharge permit · NPDES MTG010210
GREG WILLIAMS RANCH INC, Ekalaka, MT: NPDES MTG010210 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 0Pollutants under a numeric limit
- 0Pollutants with an effluent exceedance
GREG WILLIAMS RANCH INC holds NPDES permit MTG010210, which discharges to Wolf Creek. EPA’s file records it issued October 19, 2021 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 | GREG WILLIAMS RANCH INC |
|---|---|
| Permittee as filed | GREG WILLIAMS RANCH INC |
| NPDES ID | MTG010210 |
| 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 | October 19, 2021 |
| Expiration date | October 31, 2023 |
| Address | Ekalaka, MT 59324 |
| Receiving water | WOLF CREEK |
| Subwatershed | Little Beaver Creek-Terrell Creek (HUC 101102011005) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 10Pollutants on file
- 0Under a numeric limit
- 10With 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, total [as N] | 0 | 2 | 0 | ||
| Nitrogen, ammonia total [as N] | 0 | 2 | 0 | ||
| Nitrite + Nitrate total [as N] | 0 | 2 | 0 | ||
| Phosphorus, total [as P] | 0 | 2 | 0 | ||
| E. coli, MTEC-MF | 0 | 2 | 0 | ||
| pH | 0 | 1 | 0 | ||
| Duration | 0 | 1 | 0 | ||
| Volume, total | 0 | 1 | 0 |
EPA’s effluent violation file records no exceedance of a numeric limit for NPDES MTG010210.
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
- 11Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| May 21, 2025 | WW CAFO - Insufficient Storage Capacity | ST6 |
| May 21, 2025 | WW CAFO - Failure to Maintain Records or Meet Record Keeping Requirements | ST6 |
| May 21, 2025 | WW CAFO - Monitoring Violations - Failure to Test Manure or Soil, as Required | ST6 |
| May 21, 2025 | WW CAFO - Reporting Violations - No Annual Report or Other Required Report Submitted | ST6 |
| May 21, 2025 | WW CAFO - Management Practice Violations - Failure to Conduct Self Inspections | ST6 |
| April 18, 2018 | WW CAFO - Management Practice Violations - Failure to Conduct Self Inspections | ST6 |
| April 18, 2018 | WW CAFO - Failure to Maintain Records or Meet Record Keeping Requirements | ST6 |
| April 18, 2018 | WW CAFO - Monitoring Violations - Failure to Test Manure or Soil, as Required | ST6 |
| April 18, 2018 | WW CAFO - Improper/Incorrect reporting | ST6 |
| April 18, 2018 | WW CAFO - Management Practice Violations - Improper O&M | ST6 |
| April 18, 2018 | WW CAFO - Management Practice Violations - Failure to Develop or Update NMP | ST6 |
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.
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Nearby on the register
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Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.