Velarion Records
Follow this permit Velarion Records emails you this permit’s record, cited to the public filing, and tells you when the register changes it. Free.
We’ll email you a link to confirm. The continuous daily watch on every change is the paid alert. Unsubscribe any time.
Also free: The Pay Desk, the weekly executive pay briefing.

Clean Water Act discharge permit · NPDES MTR111802

MOUNTAIN LINE, Missoula, MT: NPDES MTR111802 discharge permit, effluent exceedances, inspections, penalties

MOUNTAIN LINE, held by QUALITY CONSTRUCTION CO, holds NPDES permit MTR111802, which discharges to Grant Creek. EPA’s file records it issued April 27, 2026 and expiring December 31, 2027. 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 MOUNTAIN LINE: 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 MTR111802.

Identity

Facility as filedMOUNTAIN LINE
Permittee as filedQUALITY CONSTRUCTION CO
NPDES IDMTR111802
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramConstruction stormwater
IssuedApril 27, 2026
Expiration dateDecember 31, 2027
AddressMissoula, MT 59808
Receiving waterGRANT CREEK
SubwatershedGrant Creek (HUC 170102040103)
SIC1542 – Nonresidential 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 MTR111802.

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 MTR111802.

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, MTR111802.

Start the watch

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 MTR111802 there.

Nearby on the register

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

What this page shows

The MOUNTAIN LINE storm water construction permit (NPDES ID MTR111802), held by QUALITY CONSTRUCTION CO in Missoula, Montana, is one of 206 storm water construction permits in Missoula County, and 90.2% of the county's 194 such permits carry an earlier issue date than this one. Among those 206 county permits, 13.1% have a violation on file, while this permit is one of 37 NPDES permits in the Grant Creek subwatershed. The permit records zero pollutants under a numeric limit and zero pollutants with an effluent exceedance.