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Clean Water Act discharge permit · NPDES MTG870014

HILL COUNTY WEED AND MOSQUITO DISTRICT PESTICIDE, Havre, MT: NPDES MTG870014 discharge permit, effluent exceedances, inspections, penalties

HILL COUNTY WEED AND MOSQUITO DISTRICT PESTICIDE, held by HILL COUNTY WEED AND MOSQUITO DIST, holds NPDES permit MTG870014, which discharges to Middle Milk River. EPA’s file records it issued November 30, 2016 and expiring October 31, 2021. 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 HILL COUNTY WEED AND MOSQUITO DISTRICT PESTICIDE: its NPDES ID, its permit type and status, its dates, its address in Havre, Montana, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES MTG870014.

Identity

Facility as filedHILL COUNTY WEED AND MOSQUITO DISTRICT PESTICIDE
Permittee as filedHILL COUNTY WEED AND MOSQUITO DIST
NPDES IDMTG870014
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
IssuedNovember 30, 2016
Expiration dateOctober 31, 2021
AddressHavre, MT 59501
Receiving waterMIDDLE MILK RIVER
SubwatershedLast Chance Gulch (HUC 100301011309)

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 MTG870014.

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 MTG870014.

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, MTG870014.

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How often?
  • 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 MTG870014 there.

Nearby on the register

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

What this page shows

60.0% of the 5 general permit coverages in Hill County carry a violation on file, and HILL COUNTY WEED AND MOSQUITO DISTRICT PESTICIDE is among them. Last Chance Gulch, the subwatershed under HUC 100301011309, holds 50 NPDES permits, with this permit among them.