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Clean Water Act discharge permit · NPDES MTR106517

MONTANA SNOWBOWL WEST SIDE TV MOUNTAIN EXPANSION, Missoula County, MT: NPDES MTR106517 discharge permit, effluent exceedances, inspections, penalties

MONTANA SNOWBOWL WEST SIDE TV MOUNTAIN EXPANSION, held by MSB INC, holds NPDES permit MTR106517, which discharges to Lavalle Creek. EPA’s file records it issued June 14, 2016 and expiring December 31, 2017. 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 MONTANA SNOWBOWL WEST SIDE TV MOUNTAIN EXPANSION: its NPDES ID, its permit type and status, its dates, its address in Missoula County, Montana, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES MTR106517.

Identity

Facility as filedMONTANA SNOWBOWL WEST SIDE TV MOUNTAIN EXPANSION
Permittee as filedMSB INC
NPDES IDMTR106517
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 14, 2016
Expiration dateDecember 31, 2017
Issuing agencyMONTANA DEQ
AddressMissoula County, MT 59808
Receiving waterLAVALLE CREEK
SubwatershedButler Creek (HUC 170102040201)
SIC1629 – Heavy 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 MTR106517.

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 MTR106517.

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

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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 MTR106517 there.

Nearby on the register

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

What this page shows

This public-records page covers Clean Water Act discharge permit NPDES MTR106517 for MONTANA SNOWBOWL WEST SIDE TV MOUNTAIN EXPANSION in Missoula County, Montana, held by MSB INC and discharging to Lavalle Creek. The page lists a permit status of administratively continued, a minor discharger class, 0 pollutants under a numeric limit, and 0 pollutants with an effluent exceedance.