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Clean Air Act stationary source · ICIS-AIR IN0000001812900050

GREEN PLAINS MOUNT VERNON LLC, Mount Vernon, IN: Clean Air Act compliance record, inspections, violations, penalties

GREEN PLAINS MOUNT VERNON LLC, at 8999 W FRANKLIN RD, Mount Vernon in Posey County, Indiana, 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”. 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 filedGREEN PLAINS MOUNT VERNON LLC
ICIS-AIR IDIN0000001812900050
EPA facility registry ID110039173854
Operating statusOperating
Emissions classificationMajor source
Current violation status (ICIS-AIR high-priority violation field)Unaddressed-State
Address8999 W FRANKLIN RD, Mount Vernon, IN 47620-9179
CountyPosey 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 GREEN PLAINS MOUNT VERNON 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
May 14, 2024FCE On-SiteStateTitle V Permits
March 8, 2023PCE On-SiteU.S. EPA40 CFR Part 63 Area Sources; New Source Performance Standards
August 11, 2022FCE On-SiteStateTitle V Permits
July 27, 2020FCE On-SiteStateTitle V Permits
June 6, 2018FCE On-SiteStateTitle V Permits
March 21, 2017PCE On-SiteU.S. EPANational Emission Standards for Hazardous Air Pollutants (40 CFR Part 61); Operating 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
December 1, 2025Earliest FRV determinationStateTitle V Permits
April 10, 2024HPV day-zero determinationStateTitle V Permits
February 19, 2024Earliest FRV determinationStateTitle V Permits
February 14, 2024Earliest FRV determinationStateTitle V Permits
September 20, 2023HPV day-zero determinationStateTitle V Permits
August 17, 2023Earliest FRV determinationStateTitle V Permits
June 22, 2023Earliest FRV determinationStateTitle V Permits
November 9, 2022HPV day-zero determinationStateFederally-Enforceable State Operating Permit - Non Title V
October 28, 2022Earliest FRV determinationStateFederally-Enforceable State Operating Permit - Non Title V
June 29, 2022HPV day-zero determinationStateTitle V Permits
March 31, 2022Earliest FRV determinationStateTitle V Permits
December 28, 2020HPV day-zero determinationStateTitle V Permits
September 29, 2020Earliest FRV determinationStateTitle V Permits

Enforcement and penalties

2 formal enforcement actions since January 1, 2017, 2 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.

DateWhat EPA recordedAgencyPenalty, as filed
August 16, 2024Administrative OrderState$26,600
February 21, 2023Administrative OrderState$212,555

Informal enforcement

DateWhat EPA recordedAgency
August 11, 2026Notice of ViolationState
September 16, 2024Notice of ViolationU.S. EPA
July 25, 2024Notice of ViolationState
January 9, 2024Notice of ViolationU.S. EPA
September 8, 2022Notice of ViolationState

Stack tests

The newest 50 of 134.

DateWhat EPA recordedAgency
July 24, 2026PassState
July 24, 2026PassState
July 24, 2026PassState
July 22, 2026PassState
July 22, 2026PassState
July 22, 2026PassState
July 22, 2026PassState
August 28, 2025PassState
August 28, 2025PassState
August 28, 2025PassState
August 28, 2025PassState
August 27, 2025PassState
August 27, 2025PassState
August 27, 2025PassState
August 27, 2025PassState
August 26, 2025PassState
August 26, 2025PassState
August 26, 2025PassState
August 26, 2025PassState
August 26, 2025PassState
August 26, 2025PassState
August 26, 2025PassState
August 26, 2025PassState
August 26, 2025PassState
August 26, 2025PassState
January 11, 2024FailState
January 11, 2024PassState
January 11, 2024FailState
June 23, 2023PassState
June 23, 2023PassState
June 23, 2023PassState
June 23, 2023PassState
June 23, 2023PassState
June 23, 2023PassState
June 23, 2023PassState
June 23, 2023PassState
June 22, 2023PassState
June 22, 2023PassState
June 22, 2023FailState
June 22, 2023PassState
June 22, 2023PassState
June 22, 2023PassState
June 22, 2023PassState
June 22, 2023FailState
June 22, 2023PassState
June 22, 2023PassState
June 22, 2023PassState
June 22, 2023PassState
February 21, 2023PassState
February 21, 2023PassState

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 110039173854 there.

Nearby on the register

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

What this page shows

This page is the Velarion Records public-records register entry for GREEN PLAINS MOUNT VERNON LLC, an operating major source under the Clean Air Act in Mount Vernon, Indiana. It lists 6 compliance evaluations, 5 high-priority violations, and 2 formal enforcement actions since January 1, 2017, with current violation status listed as Unaddressed-State.