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Clean Water Act discharge permit · NPDES MTR107673

PIONEER CROSSING SUBDIVISION PHASE IIB, Manhattan, MT: NPDES MTR107673 discharge permit, effluent exceedances, inspections, penalties

PIONEER CROSSING SUBDIVISION PHASE IIB, held by Pioneer Crossing 2 LLC, holds NPDES permit MTR107673, which discharges to Gallatin River. EPA’s file records it issued January 18, 2019 and expiring December 31, 2022. 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 PIONEER CROSSING SUBDIVISION PHASE IIB: its NPDES ID, its permit type and status, its dates, its address in Manhattan, Montana, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES MTR107673.

Identity

Facility as filedPIONEER CROSSING SUBDIVISION PHASE IIB
Permittee as filedPioneer Crossing 2 LLC
NPDES IDMTR107673
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramConstruction stormwater
IssuedJanuary 18, 2019
Expiration dateDecember 31, 2022
AddressManhattan, MT 59741
Receiving waterGALLATIN RIVER
SubwatershedGallatin River-Manhattan (HUC 100200081401)
SIC1521 – Single-Family Housing 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 MTR107673.

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 MTR107673.

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, MTR107673.

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  • One permit holder — $99/month
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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 MTR107673 there.

Nearby on the register

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

What this page shows

The PIONEER CROSSING SUBDIVISION PHASE IIB storm water construction permit is one of 600 such permits in Gallatin County, and 6.0% of those 600 carry a violation on file. Among the 579 storm water construction permits in the county, 37.5% were issued earlier than this one, and it shares the Gallatin River-Manhattan subwatershed with 12 NPDES permits, this one included; it has no pollutants under a numeric limit and no effluent exceedances.