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Clean Water Act discharge permit · NPDES MTR104655

UNIFIED DISPOSAL DISTRICT LANDFILL, Chinook, MT: NPDES MTR104655 discharge permit, effluent exceedances, inspections, penalties

UNIFIED DISPOSAL DISTRICT LANDFILL, held by UNIFIED DISPOSAL DISTRICT, holds NPDES permit MTR104655, which discharges to Milk River. EPA’s file records it issued January 1, 2013 and expiring December 31, 2017. 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 UNIFIED DISPOSAL DISTRICT LANDFILL: its NPDES ID, its permit type and status, its dates, its address in Chinook, Montana, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES MTR104655.

Identity

Facility as filedUNIFIED DISPOSAL DISTRICT LANDFILL
Permittee as filedUNIFIED DISPOSAL DISTRICT
NPDES IDMTR104655
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
IssuedJanuary 1, 2013
Expiration dateDecember 31, 2017
Issuing agencyMONTANA DEQ
AddressChinook, MT 59523
Receiving waterMILK RIVER
Receiving water impaired303(D) Listed
SubwatershedMilk River-Davey Coulee (HUC 100500040405)

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 MTR104655.

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 MTR104655.

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, MTR104655.

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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 MTR104655 there.

Nearby on the register

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

What this page shows

The Milk River-Davey Coulee subwatershed registers 2 NPDES permits, counting UNIFIED DISPOSAL DISTRICT LANDFILL. Blaine County has 9 storm water construction permits on EPA's NPDES register, including this filing. Violations are on file for 0.0% of those 9 permits, and 22.2% of all 9 Blaine County permits, this filing included, were issued before it.