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Clean Water Act discharge permit · NPDES MTR102529

MT DEPT OF TRANSPORTATION - D5/D4 CULVERTS, Roy, MT: NPDES MTR102529 discharge permit, effluent exceedances, inspections, penalties

MT DEPT OF TRANSPORTATION - D5/D4 CULVERTS, held by MT DEPT OF TRANSPORTATION, holds NPDES permit MTR102529, which discharges to Sacagawea River, Bogg Gulch, & 3 Creeks. EPA’s file records it issued March 23, 2007 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 MT DEPT OF TRANSPORTATION - D5/D4 CULVERTS: its NPDES ID, its permit type and status, its dates, its address in Roy, Montana, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES MTR102529.

Identity

Facility as filedMT DEPT OF TRANSPORTATION - D5/D4 CULVERTS
Permittee as filedMT DEPT OF TRANSPORTATION
NPDES IDMTR102529
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramConstruction stormwater
IssuedMarch 23, 2007
Expiration dateDecember 31, 2011
Issuing agencyMONTANA DEQ
AddressRoy, MT 59471
Receiving waterSACAGAWEA RIVER, BOGG GULCH, & 3 CREEKS
SubwatershedHeadwaters Crooked Creek (HUC 100402050601)
SIC1629 – Heavy 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 MTR102529.

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 MTR102529.

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, MTR102529.

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  • 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 MTR102529 there.

Nearby on the register

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

What this page shows

The MT DEPT OF TRANSPORTATION - D5/D4 CULVERTS storm water construction permit is one of 41 such permits in Fergus County, and it is the only NPDES permit in the Headwaters Crooked Creek subwatershed, this one included. Among the 39 storm water construction permits in Fergus County, 7.7% were issued earlier than this one, and none of the 41 county permits has a violation on file.