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Clean Water Act discharge permit · NPDES MTR108561

THE HAPP HOUSE, Big Sky, MT: NPDES MTR108561 discharge permit, effluent exceedances, inspections, penalties

THE HAPP HOUSE, held by Dovetail Construction, holds NPDES permit MTR108561, which discharges to Middle Fork West Fork Gallatin River. EPA’s file records it issued September 4, 2020 and expiring December 31, 2022.

THE HAPP HOUSE, Big Sky, Montana: Coverage under a general permit MTR108561, held by Dovetail Construction; Construction stormwater; Effective; issued September 4, 2020, term to December 31, 2022; discharges to MIDDLE FORK WEST FORK GALLATIN RIVER.

Montana holds 2,848 Construction stormwater coverages of this permit type in EPA’s file; 1,342 were issued before MTR108561. Dovetail Construction holds 3 permits in Montana.

Other permits held by Dovetail Construction

Coverages issued nearest MTR108561

THE HAPP HOUSE among its neighbors

EPA’s permit file holds 74 discharge permits in the West Fork Gallatin River subwatershed (HUC 100200080202), MTR108561 among them. Its county holds 780, 1 of them major permits; MTR108561 is a minor permit.

Other permits in the West Fork Gallatin River subwatershed (HUC 100200080202)

  • 2017 SPANISH PEAKS RESORT SKI HILL IMPROVEMENTS, Big Sky: MTR107038, minor permit, discharging to GALLATIN, permit term to December 31, 2017
  • BIG SKY COMMUNITY PARK, Big Sky: MTR111467, minor permit, discharging to WEST FORK GALLATIN RIVER, permit term to December 31, 2027
  • BIG SKY FIRE STATION #3, Big Sky: MTR111322, minor permit, discharging to SOUTH FORK WEST FORK GALLATIN RIVER, permit term to December 31, 2027
  • BIG SKY GONDOLA BOTTOM STATION CONSTRUCTION, Big Sky: MTG071346, minor permit, discharging to LAKE LEVINSKY, permit term to February 28, 2025
  • BIG SKY RESORT, Big Sky: MTR109631, minor permit, discharging to MIDDLE FORK WEST FORK GALLATIN RIVER, permit term to December 31, 2022
  • BIG SKY RESORT, Big Sky: MTR109677, minor permit, discharging to MIDDLE FORK WEST FORK GALLATIN RIVER, permit term to December 31, 2022
  • BIG SKY RESORT - CASCADE SUBDIVISION PHASE V, Big Sky: MTR102318, minor permit, discharging to W FORK OF GALLATIN RIVER TO LAKE LEVINSKY, permit term to December 31, 2007
  • BIG SKY WRRF, Big Sky: MTR108986, minor permit, discharging to WEST FORK GALLATIN RIVER, permit term to December 31, 2022
  • BOONE RESIDENCE, Big Sky: MTR111770, minor permit, discharging to MIDDLE FORK WEST FORK GALLATIN RIVER, permit term to December 31, 2027
  • CASCADE RIDGE, Big Sky: MTR105235, minor permit, discharging to TRIB TO MIDDLE FORK W FORK GALLATIN, permit term to December 31, 2022

What the register holds for THE HAPP HOUSE: its NPDES ID, its permit type and status, its dates, its address in Big Sky, Montana, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES MTR108561.

Identity

Facility as filedTHE HAPP HOUSE
Permittee as filedDovetail Construction
NPDES IDMTR108561
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramConstruction stormwater
IssuedSeptember 4, 2020
Expiration dateDecember 31, 2022
AddressBig Sky, MT 59716
Receiving waterMIDDLE FORK WEST FORK GALLATIN RIVER
SubwatershedWest Fork Gallatin River (HUC 100200080202)

Effluent limits and exceedances

EPA’s limits and effluent violation files hold no pollutant row for NPDES MTR108561.

Inspections, violations and enforcement

EPA’s single-event violation file, as loaded, holds no violation for NPDES MTR108561.

Inspections

EPA’s inspection file holds no inspection for NPDES MTR108561.

Formal enforcement and penalties

0 formal actions, 0 of them with a penalty assessed. Federal and state penalties are separate figures from separate authorities and are shown as each was filed, never added together.

Informal enforcement

EPA’s informal enforcement file holds no action for NPDES MTR108561.

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, MTR108561.

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Nearby on the register

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

What this page shows

Among the 600 storm water construction permits in Gallatin County, 6.0% have a violation on file. The West Fork Gallatin River subwatershed holds 74 NPDES permits, including THE HAPP HOUSE. Of the 579 storm water construction permits in Gallatin County, 41.6% were issued before this one.