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Clean Water Act discharge permit · NPDES MTR104073

MDOT - SF069 GUARDRAIL W OF JCT S-434, Simms, MT: NPDES MTR104073 discharge permit, effluent exceedances, inspections, penalties

MDOT - SF069 GUARDRAIL W OF JCT S-434, held by MONTANA DEPT OF TRANSPORTATION, holds NPDES permit MTR104073, which discharges to Unnamed Drainage. EPA’s file records it issued April 15, 2011 and expiring December 31, 2011. 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 MDOT - SF069 GUARDRAIL W OF JCT S-434: its NPDES ID, its permit type and status, its dates, its address in Simms, Montana, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES MTR104073.

Identity

Facility as filedMDOT - SF069 GUARDRAIL W OF JCT S-434
Permittee as filedMONTANA DEPT OF TRANSPORTATION
NPDES IDMTR104073
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
IssuedApril 15, 2011
Expiration dateDecember 31, 2011
Issuing agencyMONTANA DEQ
AddressSimms, MT 59477
Receiving waterUNNAMED DRAINAGE
SubwatershedAuchard Creek (HUC 100301020403)
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 MTR104073.

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 MTR104073.

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, MTR104073.

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How often?
  • 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 MTR104073 there.

Nearby on the register

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

What this page shows

The Auchard Creek subwatershed holds 1 NPDES permit, MDOT - SF069 GUARDRAIL W OF JCT S-434. Cascade County's 132 storm water construction permits include 6.8% with a violation on file, and 7.8% of the 128 permits, including MDOT - SF069 GUARDRAIL W OF JCT S-434, were issued earlier.