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Clean Water Act discharge permit · NPDES MTR104175

AM WELLES - FEDERAL AID PROJ NH50-2(67)70 N GALLATIN CANYON - 4 CORNERS, Gallatin Gateway, MT: NPDES MTR104175 discharge permit, effluent exceedances, inspections, penalties

AM WELLES - FEDERAL AID PROJ NH50-2(67)70 N GALLATIN CANYON - 4 CORNERS, held by AM WELLES INC, holds NPDES permit MTR104175, which discharges to Gallatin River Etc. EPA’s file records it issued June 28, 2011 and expiring December 31, 2011. 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 AM WELLES - FEDERAL AID PROJ NH50-2(67)70 N GALLATIN CANYON - 4 CORNERS: 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 MTR104175.

Identity

Facility as filedAM WELLES - FEDERAL AID PROJ NH50-2(67)70 N GALLATIN CANYON - 4 CORNERS
Permittee as filedAM WELLES INC
NPDES IDMTR104175
Permit statusAdministratively continued (past its expiration date and still in force until reissued)
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramConstruction stormwater
IssuedJune 28, 2011
Expiration dateDecember 31, 2011
Issuing agencyMONTANA DEQ
AddressGallatin Gateway, MT 59730
Receiving waterGALLATIN RIVER ETC
SubwatershedGallatin River-Gallatin Gateway (HUC 100200080704)

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 MTR104175.

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 MTR104175.

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, MTR104175.

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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 MTR104175 there.

Nearby on the register

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

What this page shows

The AM WELLES - FEDERAL AID PROJ NH50-2(67)70 N GALLATIN CANYON - 4 CORNERS permit is one of 600 storm water construction permits in Gallatin County, and about 6.0% of those carry a violation on file. Among the 579 storm water construction permits in the county, 9.8% were issued before this one, and the permit recorded zero pollutants under a numeric limit and zero with an effluent exceedance.