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Clean Water Act discharge permit · NPDES MTR111359

THE QUARRY, Gallatin Gateway, MT: NPDES MTR111359 discharge permit, effluent exceedances, inspections, penalties

THE QUARRY, held by Big Sky Quarry, LLLP, holds NPDES permit MTR111359, which discharges to Unknown. EPA’s file records it issued May 30, 2025 and expiring December 31, 2027. 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 THE QUARRY: its NPDES ID, its permit type and status, its dates, its address in Gallatin Gateway, Montana, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES MTR111359.

Identity

Facility as filedTHE QUARRY
Permittee as filedBig Sky Quarry, LLLP
NPDES IDMTR111359
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramConstruction stormwater
IssuedMay 30, 2025
Expiration dateDecember 31, 2027
AddressGallatin Gateway, MT 59730
Receiving waterUNKNOWN
SubwatershedGallatin River-Deer Creek (HUC 100200080306)

Cited to the EPA ICIS-NPDES permit file (ECHO download).

Effluent limits and exceedances

EPA’s limits and effluent violation files hold no pollutant row for NPDES MTR111359.

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

EPA’s single-event violation file, as loaded, holds no violation for NPDES MTR111359.

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, MTR111359.

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How we handle your data → Privacy

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 MTR111359 there.

Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.

What this page shows

The Quarry, a Storm Water Construction coverage in Gallatin Gateway, Montana, sits among 600 such permits in Gallatin County, and 6.0% of those carry a violation on file. Its issue date of May 30, 2025 is later than that of 82.6% of the 579 storm water construction permits in the county, this one included. It is one of 13 NPDES permits in the Gallatin River-Deer Creek subwatershed, and it has no pollutants under a numeric limit and no effluent exceedances recorded.