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Clean Water Act discharge permit · NPDES MTR104784

KNIFE RIVER BILLINGS - S 44TH STREET W, Billings, MT: NPDES MTR104784 discharge permit, effluent exceedances, inspections, penalties

KNIFE RIVER BILLINGS - S 44TH STREET W, held by KNIFE RIVER - BILLINGS, holds NPDES permit MTR104784, which discharges to Hogans Slough. EPA’s file records it issued November 20, 2012 and expiring December 31, 2012. The status and dates are as EPA’s permit file stood when Velarion loaded it (October 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.

What the register holds for KNIFE RIVER BILLINGS - S 44TH STREET W: 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 MTR104784.

Identity

Facility as filedKNIFE RIVER BILLINGS - S 44TH STREET W
Permittee as filedKNIFE RIVER - BILLINGS
NPDES IDMTR104784
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
IssuedNovember 20, 2012
Expiration dateDecember 31, 2012
Issuing agencyMONTANA DEQ
AddressBillings, MT 59106
Receiving waterHOGANS SLOUGH
SubwatershedHogans Slough (HUC 100700041003)
SIC1611 – Highway And Street Construction

Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download.

Effluent limits and exceedances

EPA’s limits and effluent violation files hold no pollutant row for NPDES MTR104784.

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 MTR104784.

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, MTR104784.

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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 MTR104784 there.

Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.

What this page shows

The KNIFE RIVER BILLINGS - S 44TH STREET W permit is one of 262 storm water construction permits in Yellowstone County, and 5.0% of those permits have a violation on file. Among the 253 storm water construction permits in Yellowstone County, 16.6% were issued earlier than this one, and it is one of 47 NPDES permits in the Hogans Slough subwatershed. The permit records no pollutants under a numeric limit and no pollutants with an effluent exceedance, both counted as 0.