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Clean Water Act discharge permit · NPDES MTR109679

NEUMAN PI, Vaughn, MT: NPDES MTR109679 discharge permit, effluent exceedances, inspections, penalties

NEUMAN PI, held by MK WEEDEN CONSTRUCTION INC, holds NPDES permit MTR109679, which discharges to Muddy Creek. EPA’s file records it issued July 25, 2022 and expiring December 31, 2022. 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 NEUMAN PI: its NPDES ID, its permit type and status, its dates, its address in Vaughn, Montana, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES MTR109679.

Identity

Facility as filedNEUMAN PI
Permittee as filedMK WEEDEN CONSTRUCTION INC
NPDES IDMTR109679
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramConstruction stormwater
IssuedJuly 25, 2022
Expiration dateDecember 31, 2022
AddressVaughn, MT 59487
Receiving waterMUDDY CREEK
SubwatershedMiddle Muddy Creek (HUC 100301040808)

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 MTR109679.

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 MTR109679.

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, MTR109679.

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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 MTR109679 there.

Nearby on the register

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

What this page shows

NEUMAN PI is one of 1 NPDES permits in the Middle Muddy Creek subwatershed, this one included, and it is one of 132 storm water construction permits on EPA's NPDES register in Cascade County. Among those 132 Cascade County storm water construction permits, 6.8% have a violation on file, and this permit has none of its listed pollutants under a numeric limit or with an effluent exceedance.