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Clean Water Act discharge permit · NPDES MTR109370

93 US 2 CULVERTS, Marion, MT: NPDES MTR109370 discharge permit, effluent exceedances, inspections, penalties

93 US 2 CULVERTS, held by Montana Department of Transportation, holds NPDES permit MTR109370, which discharges to Kelly Creek. EPA’s file records it issued March 2, 2022 and expiring December 31, 2022. The status and dates are as EPA’s permit file stood when Velarion loaded it (October 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.

What the register holds for 93 US 2 CULVERTS: its NPDES ID, its permit type and status, its dates, its address in Marion, Montana, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES MTR109370.

Identity

Facility as filed93 US 2 CULVERTS
Permittee as filedMontana Department of Transportation
NPDES IDMTR109370
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramConstruction stormwater
IssuedMarch 2, 2022
Expiration dateDecember 31, 2022
AddressMarion, MT 59925
Receiving waterKELLY CREEK
SubwatershedLittle Bitterroot River-Sickler Creek (HUC 170102120102)
SIC1611 – Highway And Street Construction

Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download.

Effluent limits and exceedances

EPA’s limits and effluent violation files hold no pollutant row for NPDES MTR109370.

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 MTR109370.

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, MTR109370.

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  • One permit holder — $99/month
  • One watershed — $2,990/year
  • One state — $4,990/year
  • The whole register — $18,000/year

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 MTR109370 there.

Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.

What this page shows

The 93 US 2 CULVERTS permit, held by the Montana Department of Transportation, is one of 220 storm water construction permits in Flathead County, and it sits in the Little Bitterroot River-Sickler Creek subwatershed alongside 4 NPDES permits including this one. Among the 211 storm water construction permits in Flathead County, 50.7% were issued before this one, and the permit has 0 pollutants under a numeric limit and 0 pollutants with an effluent exceedance.