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Clean Water Act discharge permit · NPDES MTR111937

OLD TOWN PUMP COLUMBUS, Columbus, MT: NPDES MTR111937 discharge permit, effluent exceedances, inspections, penalties

OLD TOWN PUMP COLUMBUS, held by K2 Civil, Inc., holds NPDES permit MTR111937, which discharges to Columbus Water Users Association Ditch. EPA’s file records it issued July 15, 2026 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 OLD TOWN PUMP COLUMBUS: its NPDES ID, its permit type and status, its dates, its address in Columbus, Montana, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES MTR111937.

Identity

Facility as filedOLD TOWN PUMP COLUMBUS
Permittee as filedK2 Civil, Inc.
NPDES IDMTR111937
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramConstruction stormwater
IssuedJuly 15, 2026
Expiration dateDecember 31, 2027
AddressColumbus, MT 59019
Receiving waterCOLUMBUS WATER USERS ASSOCIATION DITCH
SubwatershedYellowstone River-Bearpaw Creek (HUC 100700040401)

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 MTR111937.

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 MTR111937.

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, MTR111937.

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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 MTR111937 there.

Nearby on the register

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

What this page shows

The OLD TOWN PUMP COLUMBUS permit, issued July 15, 2026 to K2 Civil, Inc., is one of 24 storm water construction permits in Stillwater County, and 87.5% of those 24 were issued earlier than this one. The permit sits among 7 NPDES permits in the Yellowstone River-Bearpaw Creek subwatershed, and 0.0% of the 24 Stillwater County storm water construction permits have a violation on file, while this permit records no pollutant under a numeric limit and no effluent exceedance.