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Clean Water Act discharge permit · NPDES MN0044326

AMPI - PAYNESVILLE, Paynesville, MN: NPDES MN0044326 discharge permit, effluent exceedances, inspections, penalties

AMPI - PAYNESVILLE, held by Associated Milk Producers Inc (AMPI), holds NPDES permit MN0044326. EPA’s file records it issued April 1, 2025 and expiring November 30, 2026. 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.

Identity

Facility as filedAMPI - PAYNESVILLE
Permittee as filedAssociated Milk Producers Inc (AMPI)
NPDES IDMN0044326
Permit statusEffective
Permit typeIndividual permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
IssuedApril 1, 2025
Expiration dateNovember 30, 2026
Issuing agencySTA
AddressPaynesville, MN 56362
SubwatershedRice Lake-North Fork Crow River (HUC 070102040107)
SIC2022 – Cheese, Natural And Processed
Other EPA IDs (FRS)RCRA handler MND980681100; ICIS-AIR source MN0000002714500032

Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download; cross-program IDs from EPA’s FRS facility-registry crosswalk.

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
pH41212January 31, 2023
Chlorine, total residual155February 28, 2023295% over the limit
BOD, carbonaceous [5 day, 20 C]444January 31, 2023100% over the limit
Phosphorus, total [as P]211January 31, 2022138% over the limit
Solids, total suspended440
BOD, 5-day, 20 deg. C240
Flow, in conduit or thru treatment plant300
Temperature, water deg. fahrenheit100
Nitrogen, total [as N]100
Nitrogen, Kjeldahl, total [as N]100
Nitrite + Nitrate total [as N]100

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 MN0044326.

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 MN0044326 there.

Nearby on the register

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

What this page shows

This public-records page covers NPDES permit MN0044326, held by Associated Milk Producers Inc (AMPI) for the AMPI - PAYNESVILLE facility in Paynesville, MN, with the permit status shown as Effective and a Minor Discharger class. The page lists 11 pollutants under a numeric limit and 4 pollutants with an effluent exceedance, with the facility sitting in the Rice Lake-North Fork Crow River subwatershed (HUC 070102040107).