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Clean Water Act discharge permit · NPDES MTR106356

ROCKY BOYS NORTH CENTRAL MONTANA REGIONAL WATER SYSTEM - TIBER RAW WATER PIPELI, Chester, MT: NPDES MTR106356 discharge permit, effluent exceedances, inspections, penalties

ROCKY BOYS NORTH CENTRAL MONTANA REGIONAL WATER SYSTEM - TIBER RAW WATER PIPELI, held by CHIPPEWA CREE CONSTRUCTION CORPORATION, holds NPDES permit MTR106356, which discharges to Marias. EPA’s file records it issued March 9, 2016 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 ROCKY BOYS NORTH CENTRAL MONTANA REGIONAL WATER SYSTEM - TIBER RAW WATER PIPELI: its NPDES ID, its permit type and status, its dates, its address in Chester, Montana, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES MTR106356.

Identity

Facility as filedROCKY BOYS NORTH CENTRAL MONTANA REGIONAL WATER SYSTEM - TIBER RAW WATER PIPELI
Permittee as filedCHIPPEWA CREE CONSTRUCTION CORPORATION
NPDES IDMTR106356
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
IssuedMarch 9, 2016
Expiration dateDecember 31, 2017
Issuing agencyMONTANA DEQ
AddressChester, MT 59522
Receiving waterMARIAS
SubwatershedMarias River-Smith Coulee (HUC 100302032102)

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 MTR106356.

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 MTR106356.

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, MTR106356.

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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 MTR106356 there.

Nearby on the register

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

What this page shows

The Rocky Boys North Central Montana Regional Water System - Tiber Raw Water Pipeli permit, held by Chippewa Cree Construction Corporation, is one of 2 NPDES permits in the Marias River-Smith Coulee subwatershed, including this one. It is also one of 8 storm water construction permits in its county on EPA's NPDES register, with 0.0% of those 8 carrying a violation on file. Of all 8 storm water construction permits in the county, 0.0% were issued earlier than this one.