Clean Water Act discharge permit · NPDES MTR000930
MONTANA LIMESTONE COMPANY WARREN QUARRY, PROCESSING FACILITY AND RAIL LOADOUT, Warren, MT: NPDES MTR000930 discharge permit, effluent exceedances, inspections, penalties
- PendingPermit status
- MinorDischarger class
- 0Pollutants under a numeric limit
- 0Pollutants with an effluent exceedance
MONTANA LIMESTONE COMPANY WARREN QUARRY, PROCESSING FACILITY AND RAIL LOADOUT, held by Montana Limestone Company, holds NPDES permit MTR000930, which discharges to Sage Creek. 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.
What the register holds for MONTANA LIMESTONE COMPANY WARREN QUARRY, PROCESSING FACILITY AND RAIL LOADOUT: its NPDES ID, its permit type and status, its its address in Warren, Montana, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES MTR000930.
Identity
| Facility as filed | MONTANA LIMESTONE COMPANY WARREN QUARRY, PROCESSING FACILITY AND RAIL LOADOUT |
|---|---|
| Permittee as filed | Montana Limestone Company |
| NPDES ID | MTR000930 |
| Permit status | Pending |
| Permit type | Coverage under a general permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Program | Industrial stormwater |
| Address | Warren, MT 59014 |
| Receiving water | SAGE CREEK |
| Subwatershed | Sage Creek-Piney Creek (HUC 100800140404) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 0Pollutants on file
- 0Under a numeric limit
- 0With a violation of any kind
- 0With an effluent exceedance
EPA’s limits and effluent violation files hold no pollutant row for NPDES MTR000930.
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 MTR000930.
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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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 MTR000930 there.
Nearby on the register
- Discharge permits in Warren
- Every permit record in Warren, A to Z
- Discharge permits in Montana
- Every permit record in Montana, A to Z
Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.