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Clean Water Act discharge permit · NPDES MTRNE0030

CITY OF MISSOULA WWTF NO EXPOSURE, Missoula, MT: NPDES MTRNE0030 discharge permit, effluent exceedances, inspections, penalties

CITY OF MISSOULA WWTF NO EXPOSURE, held by CITY OF MISSOULA, holds NPDES permit MTRNE0030, which discharges to Clark Fork River. 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 CITY OF MISSOULA WWTF NO EXPOSURE: its NPDES ID, its permit type and status, its its address in Missoula, Montana, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES MTRNE0030.

Identity

Facility as filedCITY OF MISSOULA WWTF NO EXPOSURE
Permittee as filedCITY OF MISSOULA
NPDES IDMTRNE0030
Permit statusNot needed
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramIndustrial stormwater
Issuing agencyMONTANA DEQ
AddressMissoula, MT 59808
Receiving waterCLARK FORK RIVER
SubwatershedClark Fork River-Marshall Creek (HUC 170102040104)
SIC4952 – Sewerage Systems

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 MTRNE0030.

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 MTRNE0030.

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, MTRNE0030.

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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 MTRNE0030 there.

Nearby on the register

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

What this page shows

Of the 23 storm water industrial permits in Missoula County, 56.5% have a violation on file. The Clark Fork River-Marshall Creek subwatershed (HUC 170102040104) holds 82 NPDES permits, and EPA's register lists 23 storm water industrial permits for the county, counting CITY OF MISSOULA WWTF NO EXPOSURE.