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Clean Water Act discharge permit · NPDES MTG310054

SOMONT OIL - ROMAN CATHOLIC WELL DISCHARGE, Kevin, MT: NPDES MTG310054 discharge permit, effluent exceedances, inspections, penalties

SOMONT OIL - ROMAN CATHOLIC WELL DISCHARGE, held by SOMONT OIL CO INC, holds NPDES permit MTG310054, which discharges to Unnamed Alkali Flat. 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 SOMONT OIL - ROMAN CATHOLIC WELL DISCHARGE: its NPDES ID, its permit type and status, its its address in Kevin, Montana, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES MTG310054.

Identity

Facility as filedSOMONT OIL - ROMAN CATHOLIC WELL DISCHARGE
Permittee as filedSOMONT OIL CO INC
NPDES IDMTG310054
Permit statusNot needed
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
AddressKevin, MT 59454
Receiving waterUNNAMED ALKALI FLAT
SubwatershedUpper Rocky Spring Coulee (HUC 100302030303)

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 MTG310054.

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 MTG310054.

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, MTG310054.

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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 MTG310054 there.

Nearby on the register

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

What this page shows

The Upper Rocky Spring Coulee subwatershed holds 2 NPDES permits, and SOMONT OIL - ROMAN CATHOLIC WELL DISCHARGE in Kevin is among them. Toole County has 23 general permit coverages on EPA's NPDES register, including this coverage. A violation is on file for 65.2% of those 23 general permit coverages in Toole County.