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Clean Water Act discharge permit · NPDES MTR103900

EOG RESOURCES - DIAMOND 02-3625H, Culbertson, MT: NPDES MTR103900 discharge permit, effluent exceedances, inspections, penalties

EOG RESOURCES - DIAMOND 02-3625H, held by EOG RESOURCES INC, holds NPDES permit MTR103900, which discharges to Shot Gun Creek. EPA’s file records it issued September 3, 2010 and expiring December 31, 2011. 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 EOG RESOURCES - DIAMOND 02-3625H: its NPDES ID, its permit type and status, its dates, its address in Culbertson, Montana, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES MTR103900.

Identity

Facility as filedEOG RESOURCES - DIAMOND 02-3625H
Permittee as filedEOG RESOURCES INC
NPDES IDMTR103900
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
IssuedSeptember 3, 2010
Expiration dateDecember 31, 2011
Issuing agencyMONTANA DEQ
AddressCulbertson, MT 59218
Receiving waterSHOT GUN CREEK
SubwatershedWest Shotgun Creek (HUC 100600050602)

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 MTR103900.

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 MTR103900.

Inspections

EPA’s inspection file holds no inspection for NPDES MTR103900.

Formal enforcement and penalties

0 formal actions, 0 of them with a penalty assessed. Federal and state penalties are separate figures from separate authorities and are shown as each was filed, never added together.

Informal enforcement

EPA’s informal enforcement file holds no action for NPDES MTR103900.

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, MTR103900.

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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 MTR103900 there.

Nearby on the register

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

What this page shows

The EOG RESOURCES - DIAMOND 02-3625H is one of 1 NPDES permit in the West Shotgun Creek subwatershed, the only one there, including this one. Among the 66 storm water construction permits in Roosevelt County, 3.0% have a violation on file, and this permit has none of the recorded pollutant limit or effluent exceedance counts. Of the 59 storm water construction permits in Roosevelt County, 3.4% were issued earlier than this one.