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Clean Water Act discharge permit · NPDES NDG325267

CROWN BUTTE COOP, Mandan, ND: NPDES NDG325267 discharge permit, effluent exceedances, inspections, penalties

CROWN BUTTE COOP, held by Crown Butte Coop, holds NPDES permit NDG325267, which discharges to Lower Heart. EPA’s file records it issued September 27, 2019 and expiring September 30, 2024. 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.

Identity

Facility as filedCROWN BUTTE COOP
Permittee as filedCrown Butte Coop
NPDES IDNDG325267
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typePublicly owned treatment works
ProgramPublicly owned treatment works
IssuedSeptember 27, 2019
Expiration dateSeptember 30, 2024
Issuing agencyNorth Dakota Department of Environmental Quality
AddressMandan, ND 58554
Receiving waterLower Heart
SubwatershedCrown Butte Lake-Heart River (HUC 101302030606)

Cited to the EPA ICIS-NPDES permit file (ECHO download).

Effluent limits and exceedances

An effluent exceedance is a discharge monitoring report value over the permit’s numeric limit (EPA’s violation code E90). A violation of any kind also counts a report not filed. Each row is EPA’s own count for that pollutant.

Pollutant or measureLimitsViolations, any kindEffluent exceedancesLatest exceedanceLargest exceedance, as filed
BOD, 5-day, 20 deg. C3390
Solids, total suspended3390
pH2260
Flow, total1130

EPA’s effluent violation file records no exceedance of a numeric limit for NPDES NDG325267.

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 NDG325267.

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.

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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 NDG325267 there.

Nearby on the register

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

What this page shows

This public-records page covers NPDES permit NDG325267, held by CROWN BUTTE COOP in Mandan, ND, which discharges to Lower Heart within the Crown Butte Lake-Heart River watershed (HUC 101302030606). The permit is listed with an Effective status, a Minor discharger class, and is recorded as issued September 27, 2019 and expiring September 30, 2024. The effluent figures show 4 pollutants on file, 4 under a numeric limit, 4 with a violation of any kind, and 0 with an effluent exceedance.