Clean Water Act discharge permit · NPDES MTR107046

MDT ARMINGTON SLOPE FLT PROJECT, Belt, MT: NPDES MTR107046 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
0Pollutants under a numeric limit
0Pollutants with an effluent exceedance

MDT ARMINGTON SLOPE FLT PROJECT, held by MISSOURI RIVER CONTRACTORS, holds NPDES permit MTR107046, which discharges to Belt. EPA’s file records it issued September 1, 2017 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.

Identity

Facility as filed	MDT ARMINGTON SLOPE FLT PROJECT
Permittee as filed	MISSOURI RIVER CONTRACTORS
NPDES ID	MTR107046
Permit status	Administratively continued (past its expiration date and still in force until reissued)
Permit type	Coverage under a general permit
Discharger class	Minor discharger
Facility type	Not a publicly owned treatment works
Program	Construction stormwater
Issued	September 1, 2017
Expiration date	December 31, 2017
Issuing agency	MT DEQ
Address	Belt, MT 59412
Receiving water	BELT
Receiving water impaired	303(D) Listed
Subwatershed	Lower Big Otter Creek (HUC 100301050207)

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

Effluent limits and exceedances

0Pollutants on file
0Under a numeric limit
0With a violation of any kind
0With an effluent exceedance

EPA’s limits and effluent violation files hold no pollutant row for NPDES MTR107046.

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

1Single-event violations

Date	What EPA recorded	Agency
October 27, 2017	WW Storm Water Construction - Failure to properly install/implement BMPs	ST6

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, MTR107046.

Start the watch

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 MTR107046 there.

Nearby on the register

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

This public-records page covers NPDES permit MTR107046 for the MDT ARMINGTON SLOPE FLT PROJECT in Belt, MT, held by MISSOURI RIVER CONTRACTORS under construction stormwater coverage issued by MT DEQ, with its status listed as administratively continued. The page lists 0 pollutants under a numeric limit and 0 pollutants with an effluent exceedance, and the receiving water BELT is shown within subwatershed HUC 100301050207.