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Clean Water Act discharge permit · NPDES MTR102164

MT DEPT OF TRANSPORTATION - WEST BILLINGS - KING AVE BRIDGES, Billings, MT: NPDES MTR102164 discharge permit, effluent exceedances, inspections, penalties

MT DEPT OF TRANSPORTATION - WEST BILLINGS - KING AVE BRIDGES, held by MONTANA DEPT OF TRANSPORTATION, holds NPDES permit MTR102164, which discharges to Yellowstone River. EPA’s file records it issued May 4, 2006 and expiring December 31, 2006. 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 MT DEPT OF TRANSPORTATION - WEST BILLINGS - KING AVE BRIDGES: its NPDES ID, its permit type and status, its dates, its address in Billings, Montana, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES MTR102164.

Identity

Facility as filedMT DEPT OF TRANSPORTATION - WEST BILLINGS - KING AVE BRIDGES
Permittee as filedMONTANA DEPT OF TRANSPORTATION
NPDES IDMTR102164
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
IssuedMay 4, 2006
Expiration dateDecember 31, 2006
Issuing agencyMONTANA DEQ
AddressBillings, MT 59101
Receiving waterYELLOWSTONE RIVER
SubwatershedYellowstone River-Billings (HUC 100700041006)

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 MTR102164.

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 MTR102164.

Inspections

EPA’s inspection file holds no inspection for NPDES MTR102164.

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 MTR102164.

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, MTR102164.

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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 MTR102164 there.

Nearby on the register

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

What this page shows

The MT DEPT OF TRANSPORTATION - WEST BILLINGS - KING AVE BRIDGES permit, covering the Montana Dept of Transportation storm water construction coverage in Billings, is one of 262 storm water construction permits in Yellowstone County, and only 0.4% of the 253 such permits in that county were issued earlier than it. The permit also sits among 157 NPDES permits in the Yellowstone River-Billings subwatershed, and it has no pollutants under a numeric limit and no effluent exceedances on record.