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Clean Water Act discharge permit · NPDES MTR105841

WATCHTOWER STORAGE, Billings, MT: NPDES MTR105841 discharge permit, effluent exceedances, inspections, penalties

WATCHTOWER STORAGE, held by LEGACY HOMES INC, holds NPDES permit MTR105841, which discharges to Hogans Slough. EPA’s file records it issued October 22, 2014 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 WATCHTOWER STORAGE: 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 MTR105841.

Identity

Facility as filedWATCHTOWER STORAGE
Permittee as filedLEGACY HOMES INC
NPDES IDMTR105841
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
IssuedOctober 22, 2014
Expiration dateDecember 31, 2017
Issuing agencyMONTANA DEQ
AddressBillings, MT 59106
Receiving waterHOGANS SLOUGH
SubwatershedHogans Slough (HUC 100700041003)

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 MTR105841.

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 MTR105841.

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, MTR105841.

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  • One permit holder — $99/month
  • One watershed — $2,990/year
  • One state — $4,990/year
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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 MTR105841 there.

Nearby on the register

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

What this page shows

The WATCHTOWER STORAGE storm water construction permit (NPDES ID MTR105841, Billings, Yellowstone County, Montana) is one of 262 such permits in Yellowstone County, where 5.0% carry at least one violation on file. Among the 253 storm water construction permits in the county, this one's issue date falls later than that of 22.9% of them. The permit also sits within the Hogans Slough subwatershed, which contains 47 NPDES permits, and it has no pollutants under a numeric limit and no pollutants with an effluent exceedance.