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Clean Water Act discharge permit · NPDES MTG070654

BISON PIPELINE PROJECT, Powderville, MT: NPDES MTG070654 discharge permit, effluent exceedances, inspections, penalties

BISON PIPELINE PROJECT, held by BISON PIPELINE LLC, holds NPDES permit MTG070654, which discharges to Spring, Corral, Ikey Creeks. EPA’s file records it issued February 16, 2010 and expiring August 31, 2010. 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.

Identity

Facility as filedBISON PIPELINE PROJECT
Permittee as filedBISON PIPELINE LLC
NPDES IDMTG070654
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
IssuedFebruary 16, 2010
Expiration dateAugust 31, 2010
Issuing agencyMONTANA DEQ
AddressPowderville, MT 59345
Receiving waterSPRING, CORRAL, IKEY CREEKS
SubwatershedCorral Creek (HUC 101102020204)

Cited to the EPA ICIS-NPDES permit file (ECHO download).

Effluent limits and exceedances

An effluent exceedance is a discharge monitoring report value over the permit’s numeric limit (EPA’s violation code E90). A violation of any kind also counts a report not filed. Each row is EPA’s own count for that pollutant.

Pollutant or measureLimitsViolations, any kindEffluent exceedancesLatest exceedanceLargest exceedance, as filed
Turbidity3240
Oil and grease visual3240
Flow rate3180

EPA’s effluent violation file records no exceedance of a numeric limit for NPDES MTG070654.

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 MTG070654.

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.

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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 MTG070654 there.

Nearby on the register

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

What this page shows

This public-records page covers the NPDES MTG070654 discharge permit held by BISON PIPELINE LLC for the BISON PIPELINE PROJECT in Powderville, MT, with status listed as Effective and a Minor discharger class. The page lists 3 pollutants on file, 3 under a numeric limit, 3 with a violation of any kind, and 0 with an effluent exceedance.