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Clean Water Act discharge permit · NPDES MTR10B39I

CONOCO PIPELINE(SEMINOE), Lodge Grass, MT: NPDES MTR10B39I discharge permit, effluent exceedances, inspections, penalties

CONOCO PIPELINE(SEMINOE), held by ConocoPhillips Pipeline Company, holds NPDES permit MTR10B39I. 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 CONOCO PIPELINE(SEMINOE): its NPDES ID, its permit type and status, its its address in Lodge Grass, Montana. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES MTR10B39I.

Identity

Facility as filedCONOCO PIPELINE(SEMINOE)
Permittee as filedConocoPhillips Pipeline Company
NPDES IDMTR10B39I
Permit statusPending
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramConstruction stormwater
AddressLodge Grass, MT 59050
SubwatershedBighorn River-War Man Creek (HUC 100800150302)

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 MTR10B39I.

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 MTR10B39I.

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, MTR10B39I.

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  • One permit holder — $99/month
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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 MTR10B39I there.

Nearby on the register

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

What this page shows

The CONOCO PIPELINE(SEMINOE) permit is one of 29 storm water construction permits on EPA's NPDES register in Big Horn County, and it is among 6 NPDES permits in the Bighorn River-War Man Creek subwatershed. Across those 29 Big Horn County storm water construction permits, 0.0% carry a violation on file, and this permit has no pollutants under a numeric limit and no effluent exceedances, both counted as 0.