Velarion Records

Clean Air Act stationary source · ICIS-AIR WI0000005507300012

3M CO - GREYSTONE, Wausau, WI: Clean Air Act compliance record, inspections, violations, penalties

3M CO - GREYSTONE, at 410 DECATOR DR, Wausau in Marathon 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 “Unaddressed-State”. Marathon County is on EPA’s Green Book list of areas that do not meet a national air quality standard. 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 filed3M CO - GREYSTONE
ICIS-AIR IDWI0000005507300012
EPA facility registry ID110007332118
Operating statusOperating
Emissions classificationMajor source
Current violation status (ICIS-AIR high-priority violation field)Unaddressed-State
Address410 DECATOR DR, Wausau, WI 54401
CountyMarathon County
In a nonattainment countyYes (EPA Green Book)
Industry (NAICS)Mining and quarrying (NAICS 2123)
SIC code3295
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 3M CO - GREYSTONE 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
August 3, 2026PCE Off-SiteStateTitle V Permits
May 1, 2026PCE Off-SiteStateTitle V Permits
April 21, 2026PCE Off-SiteStateTitle V Permits
April 6, 2026PCE Off-SiteStateTitle V Permits
April 2, 2026PCE Off-SiteStateTitle V Permits
February 6, 2026PCE Off-SiteStateTitle V Permits
December 4, 2025FCE On-SiteStateTitle V Permits
November 5, 2025PCE Off-SiteStateTitle V Permits
November 4, 2025PCE Off-SiteStateTitle V Permits
May 21, 2025PCE Off-SiteStateTitle V Permits
January 31, 2025PCE Off-SiteStateTitle V Permits
October 30, 2024PCE Off-SiteStateTitle V Permits
August 8, 2024PCE Off-SiteStateNew Source Performance Standards; State Implementation Plan for National Primary and Secondary Ambient Air Quality Standards; Title V Permits
April 20, 2023FCE On-SiteStateTitle V Permits
March 15, 2023PCE On-SiteU.S. EPAOperating Permits
April 12, 2022PCE Off-SiteStateNew Source Performance Standards
February 28, 2022PCE Off-SiteStateNew Source Performance Standards
February 24, 2022PCE Off-SiteStateNew Source Performance Standards
January 18, 2022PCE Off-SiteStateNew Source Performance Standards; State Implementation Plan for National Primary and Secondary Ambient Air Quality Standards
January 6, 2022PCE Off-SiteStateState Implementation Plan for National Primary and Secondary Ambient Air Quality Standards
April 14, 2021FCE On-SiteStateTitle V Permits
August 1, 2019FCE On-SiteStateTitle V Permits
April 27, 2017PCE Off-SiteStateNew Source Performance Standards; State Implementation Plan for National Primary and Secondary Ambient Air Quality Standards; Title 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
November 19, 2025Earliest FRV determinationStateTitle V Permits
November 19, 2025Earliest FRV determinationStateState Implementation Plan for National Primary and Secondary Ambient Air Quality Standards
November 19, 2025Earliest FRV determinationStateTitle V Permits
November 19, 2025Earliest FRV determinationStateTitle V Permits
November 11, 2025Earliest FRV determinationStateState Implementation Plan for National Primary and Secondary Ambient Air Quality Standards
November 11, 2025Earliest FRV determinationStateNew Source Performance Standards
November 11, 2025Earliest FRV determinationStateTitle V Permits
November 11, 2025Earliest FRV determinationStateTitle V Permits
November 11, 2025Earliest FRV determinationStateTitle V Permits
November 11, 2025Earliest FRV determinationStateTitle V Permits
November 11, 2025Earliest FRV determinationStateTitle V Permits
November 11, 2025Earliest FRV determinationStateNew Source Performance Standards; State Implementation Plan for National Primary and Secondary Ambient Air Quality Standards; Title V Permits
August 8, 2024HPV day-zero determinationStateTitle V Permits
November 23, 2022HPV day-zero determinationStateNew Source Performance Standards
April 14, 2022HPV day-zero determinationStateNew Source Performance Standards
March 2, 2022HPV day-zero determinationStateNew Source Performance Standards
February 24, 2022Earliest FRV determinationStateNew Source Performance Standards
January 6, 2022Earliest FRV determinationStateState Implementation Plan for National Primary and Secondary Ambient Air Quality Standards
March 31, 2021HPV day-zero determinationStateNew Source Performance Standards; State Implementation Plan for National Primary and Secondary Ambient Air Quality Standards
March 16, 2017Earliest 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
January 5, 2026Notice of ViolationState
September 12, 2024Notice of ViolationState
December 8, 2022Notice of ViolationState
April 22, 2022Notice of ViolationState
March 23, 2022Notice of ViolationState
January 27, 2022Notice of ViolationState
May 7, 2021Notice of ViolationState
May 30, 2017Warning LetterState

Stack tests

DateWhat EPA recordedAgency
August 30, 2022PassState
August 2, 2022FailState
April 21, 2022PassState
April 19, 2022PassState
December 27, 2021FailState
November 16, 2021PassState
August 31, 2021PassState
November 19, 2019PassState

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 110007332118 there.

Nearby on the register

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

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