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Clean Water Act discharge permit · NPDES MTR109265

BIGFORK WATER AND SEWER DISTRICT 2021 WATER SYSTEMS IMPROVEMENT PROJECT, Bigfork, MT: NPDES MTR109265 discharge permit, effluent exceedances, inspections, penalties

BIGFORK WATER AND SEWER DISTRICT 2021 WATER SYSTEMS IMPROVEMENT PROJECT, held by S & L Underground Inc, holds NPDES permit MTR109265, which discharges to Flathead River. EPA’s file records it issued December 3, 2021 and expiring December 31, 2022. 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 BIGFORK WATER AND SEWER DISTRICT 2021 WATER SYSTEMS IMPROVEMENT PROJECT: its NPDES ID, its permit type and status, its dates, its address in Bigfork, Montana, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES MTR109265.

Identity

Facility as filedBIGFORK WATER AND SEWER DISTRICT 2021 WATER SYSTEMS IMPROVEMENT PROJECT
Permittee as filedS & L Underground Inc
NPDES IDMTR109265
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramConstruction stormwater
IssuedDecember 3, 2021
Expiration dateDecember 31, 2022
AddressBigfork, MT 59911
Receiving waterFLATHEAD RIVER
SubwatershedFlathead River-Rose Creek (HUC 170102080108)

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 MTR109265.

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 MTR109265.

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, MTR109265.

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  • One permit holder — $99/month
  • One watershed — $2,990/year
  • One state — $4,990/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 MTR109265 there.

Nearby on the register

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

What this page shows

The BIGFORK WATER AND SEWER DISTRICT 2021 WATER SYSTEMS IMPROVEMENT PROJECT, a storm water construction coverage in Bigfork, Flathead County, Montana, is one of 220 storm water construction permits in that county on EPA's NPDES register, and 8.6% of those permits carry a violation on file. Among the 211 storm water construction permits in Flathead County, 49.3% were issued earlier than this one, which was issued December 3, 2021. The permit also sits in the Flathead River-Rose Creek subwatershed, which holds 15 NPDES permits, and it has no pollutants under a numeric limit and no pollutants with an effluent exceedance.