Clean Water Act discharge permit · NPDES MTX000094
BARRETTS MINERALS INC. MILL SITE, Dillon, MT: NPDES MTX000094 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 6Pollutants under a numeric limit
- 2Pollutants with an effluent exceedance
BARRETTS MINERALS INC. MILL SITE, held by Elevation NewCo LLC, holds NPDES permit MTX000094, which discharges to Ground Water. EPA’s file records it issued July 15, 2019 and expiring August 31, 2024. The status and dates are as EPA’s permit file stood when Velarion loaded it (October 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | BARRETTS MINERALS INC. MILL SITE |
|---|---|
| Permittee as filed | Elevation NewCo LLC |
| NPDES ID | MTX000094 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | State-issued individual permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | July 15, 2019 |
| Expiration date | August 31, 2024 |
| Address | Dillon, MT 59725 |
| Receiving water | GROUND WATER |
| Subwatershed | Beaverhead River-Poindexter Sloughs (HUC 100200020405) |
| SIC | 1499 – Miscellaneous Nonmetallic Minerals |
| Other EPA IDs (FRS) | RCRA handler MTD043707041; ICIS-AIR source MT0000003000100002 |
Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download; cross-program IDs from EPA’s FRS facility-registry crosswalk.
Effluent limits and exceedances
- 7Pollutants on file
- 6Under a numeric limit
- 5With a violation of any kind
- 2With 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 dissolved [TDS] | 5 | 6 | 6 | December 31, 2004 | 282% over the limit |
| Chloride [as Cl] | 5 | 3 | 3 | December 31, 2004 | 308% over the limit |
| Flow rate | 2 | 10 | 0 | ||
| pH | 5 | 2 | 0 | ||
| Toxicity characteristic leaching procedure | 0 | 1 | 0 | ||
| Sulfate | 5 | 0 | 0 | ||
| Water level at sample collection time | 4 | 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
- 3Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| June 11, 2024 | Reporting Violations - Failure to submit required report (non-DMR non-pretreatment) | ST6 |
| June 11, 2024 | Reporting Violations - Improper/ Incorrect Reporting | ST6 |
| June 11, 2024 | Monitoring Violations - Improper Analysis or Lab Error | 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.
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, MTX000094.
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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 MTX000094 there.
Nearby on the register
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- Every permit record in Montana, A to Z
Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.