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Clean Water Act discharge permit · NPDES MTR103950

PHILLIPS 66 PIPELINE - GLACIER PIPELINE 10 INCH RECONDITIONING, Shepherd, MT: NPDES MTR103950 discharge permit, effluent exceedances, inspections, penalties

PHILLIPS 66 PIPELINE - GLACIER PIPELINE 10 INCH RECONDITIONING, held by PHILLIPS 66 PIPELINE LLC, holds NPDES permit MTR103950, which discharges to Trib Of 12 Mile Creek. EPA’s file records it issued October 19, 2010 and expiring December 31, 2011. The status and dates are as EPA’s permit file stood when Velarion loaded it (October 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.

What the register holds for PHILLIPS 66 PIPELINE - GLACIER PIPELINE 10 INCH RECONDITIONING: its NPDES ID, its permit type and status, its dates, its address in Shepherd, Montana, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES MTR103950.

Identity

Facility as filedPHILLIPS 66 PIPELINE - GLACIER PIPELINE 10 INCH RECONDITIONING
Permittee as filedPHILLIPS 66 PIPELINE LLC
NPDES IDMTR103950
Permit statusAdministratively continued (past its expiration date and still in force until reissued)
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramConstruction stormwater
IssuedOctober 19, 2010
Expiration dateDecember 31, 2011
Issuing agencyMONTANA DEQ
AddressShepherd, MT 59079
Receiving waterTRIB OF 12 MILE CREEK
SubwatershedTwelvemile Creek (HUC 100700070402)
SIC1623 – Water, Sewer, And Utility Lines

Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download.

Effluent limits and exceedances

EPA’s limits and effluent violation files hold no pollutant row for NPDES MTR103950.

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 MTR103950.

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, MTR103950.

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How often?
  • One permit holder — $99/month
  • One watershed — $2,990/year
  • One state — $4,990/year
  • The whole register — $18,000/year

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 MTR103950 there.

Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.

What this page shows

The PHILLIPS 66 PIPELINE - GLACIER PIPELINE 10 INCH RECONDITIONING storm water construction coverage in Shepherd, Montana, is one of 3 NPDES permits in the Twelvemile Creek subwatershed, and it sits among 262 storm water construction permits in Yellowstone County, where 5.0% carry a violation on file. Among the 253 storm water construction permits in the county, 9.5% were issued before this one, and the coverage records no pollutants under a numeric limit and no effluent exceedances.