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Clean Water Act discharge permit · NPDES MTR111766

COLUMBIA SUPERWASH, Columbia Falls, MT: NPDES MTR111766 discharge permit, effluent exceedances, inspections, penalties

COLUMBIA SUPERWASH, held by BuildPact Construction, holds NPDES permit MTR111766, which discharges to Flathead River. EPA’s file records it issued September 1, 2026 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 COLUMBIA SUPERWASH: its NPDES ID, its permit type and status, its dates, its address in Columbia Falls, Montana, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES MTR111766.

Identity

Facility as filedCOLUMBIA SUPERWASH
Permittee as filedBuildPact Construction
NPDES IDMTR111766
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramConstruction stormwater
IssuedSeptember 1, 2026
Expiration dateDecember 31, 2027
AddressColumbia Falls, MT 59912
Receiving waterFLATHEAD RIVER
SubwatershedSpring Creek (HUC 170102080104)

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 MTR111766.

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 MTR111766.

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, MTR111766.

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  • One permit holder — $99/month
  • One watershed — $2,990/year
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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 MTR111766 there.

Nearby on the register

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

What this page shows

The COLUMBIA SUPERWASH storm water construction permit (MTR111766) is one of 220 such permits on EPA's NPDES register in Flathead County, and its issue date of September 1, 2026 is earlier than that of 99.5% of the 211 storm water construction permits in the county, this one included. Among the 30 NPDES permits in the Spring Creek subwatershed, this permit is listed alongside the others in that watershed. The permit has no pollutants under a numeric limit and no pollutants with an effluent exceedance recorded, against a county peer group in which 8.6% of the 220 storm water construction permits carry a violation on file.