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Clean Water Act discharge permit · NPDES MTR111418

CLEARWATER CREDIT UNION, Great Falls, MT: NPDES MTR111418 discharge permit, effluent exceedances, inspections, penalties

CLEARWATER CREDIT UNION, held by SLETTEN CONSTRUCTION, holds NPDES permit MTR111418, which discharges to Missouri River. EPA’s file records it issued July 2, 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 CLEARWATER CREDIT UNION: its NPDES ID, its permit type and status, its dates, its address in Great Falls, Montana, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES MTR111418.

Identity

Facility as filedCLEARWATER CREDIT UNION
Permittee as filedSLETTEN CONSTRUCTION
NPDES IDMTR111418
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramConstruction stormwater
IssuedJuly 2, 2025
Expiration dateDecember 31, 2027
AddressGreat Falls, MT 59401
Receiving waterMISSOURI RIVER
Receiving water impaired303(D) Listed
SubwatershedMissouri River-Great Falls (HUC 100301021201)

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 MTR111418.

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 MTR111418.

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, MTR111418.

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How often?
  • 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 MTR111418 there.

Nearby on the register

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

What this page shows

CLEARWATER CREDIT UNION is among 132 storm water construction permits in Cascade County, and 6.8% of those have a violation on file. The Missouri River-Great Falls subwatershed counts 83 NPDES permits including this permit, and 74.2% of the 128 Cascade County storm water permits counting this permit were issued before it.