Clean Water Act discharge permit · NPDES MTR000498
GOLDEN SUNLIGHT MINE, Whitehall, MT: NPDES MTR000498 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 15Pollutants under a numeric limit
- 0Pollutants with an effluent exceedance
GOLDEN SUNLIGHT MINE, held by BARRICK GOLD CORPORATION, holds NPDES permit MTR000498, which discharges to Ephemeral To Various Slough/Draw/Creeks. EPA’s file records it issued June 21, 2018 and expiring January 31, 2023. 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 | GOLDEN SUNLIGHT MINE |
|---|---|
| Permittee as filed | BARRICK GOLD CORPORATION |
| NPDES ID | MTR000498 |
| 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 | Industrial stormwater |
| Issued | June 21, 2018 |
| Expiration date | January 31, 2023 |
| Address | Whitehall, MT 59759 |
| Receiving water | EPHEMERAL TO VARIOUS SLOUGH/DRAW/CREEKS |
| Subwatershed | Jefferson Slough (HUC 100200050503) |
| SIC | 1041 – Gold Ores |
Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download.
Effluent limits and exceedances
- 15Pollutants on file
- 15Under a numeric limit
- 0With 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 |
|---|---|---|---|---|---|
| pH | 6 | 0 | 0 | ||
| Solids, total suspended | 3 | 0 | 0 | ||
| Hardness, total [as CaCO3] | 3 | 0 | 0 | ||
| Arsenic, total [as As] | 3 | 0 | 0 | ||
| Beryllium, total [as Be] | 3 | 0 | 0 | ||
| Cadmium, total [as Cd] | 3 | 0 | 0 | ||
| Copper, total [as Cu] | 3 | 0 | 0 | ||
| Iron, total [as Fe] | 3 | 0 | 0 | ||
| Lead, total [as Pb] | 3 | 0 | 0 | ||
| Nickel, total [as Ni] | 3 | 0 | 0 | ||
| Silver, total [as Ag] | 3 | 0 | 0 | ||
| Zinc, total [as Zn] | 3 | 0 | 0 | ||
| Antimony, total [as Sb] | 3 | 0 | 0 | ||
| Selenium, total [as Se] | 3 | 0 | 0 | ||
| Mercury, total [as Hg] | 3 | 0 | 0 |
EPA’s effluent violation file records no exceedance of a numeric limit for NPDES MTR000498.
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
- 5Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| May 13, 2025 | WW Storm Water Non-Construction - Failure to Implement SWPPP/SWMP | ST6 |
| May 13, 2025 | WW Storm Water Non-Construction - Failure to submit required report (non-DMR) | ST6 |
| May 13, 2025 | WW Storm Water Non-Construction - Failure to properly operate and maintain BMPs | ST6 |
| July 18, 2017 | Monitoring Violations - Invalid/Unrepresentative Sample | ST6 |
| July 18, 2017 | Reporting Violations - Improper/ Incorrect Reporting | 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
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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 MTR000498 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.