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Clean Air Act stationary source · ICIS-AIR WI0000005502103004

UNITED WISCONSIN GRAIN PRODUCERS, LLC, Friesland, WI: Clean Air Act compliance record, inspections, violations, penalties

UNITED WISCONSIN GRAIN PRODUCERS, LLC, at W1231 TESSMANN RD, Friesland in Columbia County, Wisconsin, is an operating major source of air pollution on EPA’s ICIS-AIR register. EPA’s file records its current violation status (ICIS-AIR’s high-priority violation field) as “Violation w/in 1 Year”. The status and classification are as EPA’s facility file stood when Velarion loaded it (September 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the source’s current standing, quarter by quarter.

Identity

Facility as filedUNITED WISCONSIN GRAIN PRODUCERS, LLC
ICIS-AIR IDWI0000005502103004
EPA facility registry ID110031001421
Operating statusOperating
Emissions classificationMajor source
Current violation status (ICIS-AIR high-priority violation field)Violation w/in 1 Year
AddressW1231 TESSMANN RD, Friesland, WI 53935
CountyColumbia County
In a nonattainment countyNo (EPA Green Book)
Industry (NAICS)Chemical manufacturing (NAICS 3251)
SIC code2869
EPA region05

Cited to the EPA ICIS-AIR facility file (ECHO download).

Programs and pollutants

Velarion’s copy of EPA’s ICIS-AIR download does not include its program, pollutant and Title V certification files, so this page does not list the Clean Air Act programs UNITED WISCONSIN GRAIN PRODUCERS, LLC is under or the pollutants it is permitted for. The programs each evaluation and violation below was recorded under are shown with it. EPA’s free Detailed Facility Report lists both.

Compliance evaluations

DateWhat EPA recordedAgencyPrograms
April 22, 2026FCE On-SiteStateTitle V Permits
February 5, 2026PCE Off-SiteStateTitle V Permits
May 22, 2025PCE Off-SiteStateTitle V Permits
July 3, 2024FCE On-SiteStateTitle V Permits
March 4, 2022FCE On-SiteStateTitle V Permits
December 11, 2019PCE Off-SiteStateTitle V Permits
December 3, 2019FCE On-SiteStateTitle V Permits
February 7, 2018FCE On-SiteStateTitle V Permits

Violations

A high-priority violation (HPV) is the most serious class of Clean Air Act non-compliance an agency records; a federally reportable violation (FRV) is the next step down. Each row is one determination as EPA’s violation history files it.

DateWhat EPA recordedAgencyPrograms
February 24, 2026Earliest FRV determinationStateTitle V Permits
February 24, 2026Earliest FRV determinationStateTitle V Permits
February 24, 2026Earliest FRV determinationStateTitle V Permits
February 24, 2026Earliest FRV determinationStateTitle V Permits
May 11, 2025Earliest FRV determinationStateTitle V Permits
January 31, 2022Earliest FRV determinationStateTitle V Permits
April 15, 2020Earliest FRV determinationStateTitle V Permits
November 15, 2019Earliest FRV determinationStateTitle V Permits

Enforcement and penalties

0 formal enforcement actions since January 1, 2017, 0 of them with a penalty filed above zero. Each penalty is shown as EPA’s formal action file states it; “Not stated” means the file gives no figure, and $0 is a disclosed zero.

Informal enforcement

DateWhat EPA recordedAgency
May 11, 2026Warning LetterState
November 3, 2025Warning LetterState
March 17, 2022Warning LetterState
June 9, 2020Warning LetterState
December 11, 2019Warning LetterState
February 21, 2017Warning LetterState

Stack tests

DateWhat EPA recordedAgency
February 10, 2026PassState
March 24, 2025FailState
January 8, 2025PassState
December 11, 2024PassState
March 6, 2024PassState
February 20, 2024PassState
November 14, 2023PassState
October 26, 2022PassState
October 19, 2021PassState
June 15, 2021PassState
October 27, 2020PassState
February 25, 2020FailState
October 21, 2019PassState
June 25, 2019FailState
November 28, 2018PassState
March 27, 2018PassState
May 3, 2017PassState

Cited to the EPA ICIS-AIR evaluation, violation, stack test and enforcement files (ECHO download), events dated January 1, 2017 or later as loaded; up to 50 rows of each shown, newest first.

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How we handle your data → Privacy

EPA publishes a free Detailed Facility Report for every source on ECHO: its compliance status quarter by quarter, its evaluations, and its violations, enforcement actions and penalties. EPA also sends free notices of new inspections and enforcement actions through ECHO Notify; enter EPA facility registry ID 110031001421 there.

Nearby on the register

Figures from EPA’s ICIS-AIR download, loaded September 14, 2026.