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Clean Water Act discharge permit · NPDES MTR111114

GRASS VALLEY INDUSTRIAL, Missoula, MT: NPDES MTR111114 discharge permit, effluent exceedances, inspections, penalties

GRASS VALLEY INDUSTRIAL, held by DICK ANDERSON CONSTRUCTION, INC. - MAIN, holds NPDES permit MTR111114, which discharges to Grass Valley French Ditch. EPA’s file records it issued February 18, 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 GRASS VALLEY INDUSTRIAL: its NPDES ID, its permit type and status, its dates, its address in Missoula, Montana, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES MTR111114.

Identity

Facility as filedGRASS VALLEY INDUSTRIAL
Permittee as filedDICK ANDERSON CONSTRUCTION, INC. - MAIN
NPDES IDMTR111114
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramConstruction stormwater
IssuedFebruary 18, 2025
Expiration dateDecember 31, 2027
AddressMissoula, MT 59808
Receiving waterGRASS VALLEY FRENCH DITCH
SubwatershedLa Valle Creek (HUC 170102040202)

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 MTR111114.

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 MTR111114.

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, MTR111114.

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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 MTR111114 there.

Nearby on the register

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

What this page shows

This public-records page covers NPDES permit MTR111114 for GRASS VALLEY INDUSTRIAL in Missoula, MT, held by DICK ANDERSON CONSTRUCTION, INC. - MAIN and discharging to Grass Valley French Ditch. The permit is listed as Effective, with a Minor discharger class, 0 pollutants under a numeric limit, and 0 pollutants with an effluent exceedance. The register records issuance on February 18, 2025 and expiration on December 31, 2027.