Velarion Records
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Clean Air Act stationary source · ICIS-AIR WV00000300012

KNAUF INSULATION, INC., INWOOD, Inwood, WV: Clean Air Act compliance record, inspections, violations, penalties

KNAUF INSULATION, INC., INWOOD, at 4812 TABLER STATION RD., Inwood in Berkeley County, West Virginia, 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 “No Violation Identified”. Berkeley 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 filedKNAUF INSULATION, INC., INWOOD
ICIS-AIR IDWV00000300012
EPA facility registry ID110064365306
Operating statusOperating
Emissions classificationMajor source
Current violation status (ICIS-AIR high-priority violation field)No Violation Identified
Address4812 TABLER STATION RD., Inwood, WV 25428
CountyBerkeley County
In a nonattainment countyYes (EPA Green Book)
Industry (NAICS)Nonmetallic mineral product manufacturing (NAICS 3272)
SIC code3229
EPA region03

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 KNAUF INSULATION, INC., INWOOD 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 6, 2026FCE On-SiteStateMACT Standards (40 CFR Part 63); New Source Performance Standards; Prevention of Significant Deterioration of Air Quality; State Implementation Plan for National Primary and Secondary Ambient Air Quality Standards
July 6, 2026PCE On-SiteStateState Implementation Plan for National Primary and Secondary Ambient Air Quality Standards
April 30, 2026PCE On-SiteStateState Implementation Plan for National Primary and Secondary Ambient Air Quality Standards
March 27, 2026PCE On-SiteStateState Implementation Plan for National Primary and Secondary Ambient Air Quality Standards
March 4, 2026PCE On-SiteStateState Implementation Plan for National Primary and Secondary Ambient Air Quality Standards
February 23, 2026PCE On-SiteStateState Implementation Plan for National Primary and Secondary Ambient Air Quality Standards
February 12, 2026PCE On-SiteStateState Implementation Plan for National Primary and Secondary Ambient Air Quality Standards
January 13, 2026PCE On-SiteStateState Implementation Plan for National Primary and Secondary Ambient Air Quality Standards
December 9, 2025PCE On-SiteStateState Implementation Plan for National Primary and Secondary Ambient Air Quality Standards
December 3, 2025PCE On-SiteStateState Implementation Plan for National Primary and Secondary Ambient Air Quality Standards
June 19, 2025PCE On-SiteStateState Implementation Plan for National Primary and Secondary Ambient Air Quality Standards
June 11, 2025PCE On-SiteStateState Implementation Plan for National Primary and Secondary Ambient Air Quality Standards
March 20, 2025PCE Off-SiteStateState Implementation Plan for National Primary and Secondary Ambient Air Quality Standards
February 25, 2025PCE On-SiteStateState Implementation Plan for National Primary and Secondary Ambient Air Quality Standards
January 29, 2025PCE On-SiteStateState Implementation Plan for National Primary and Secondary Ambient Air Quality Standards
August 19, 2024PCE On-SiteStateState Implementation Plan for National Primary and Secondary Ambient Air Quality Standards
August 1, 2024FCE On-SiteStateMACT Standards (40 CFR Part 63); New Source Performance Standards; Prevention of Significant Deterioration of Air Quality; State Implementation Plan for National Primary and Secondary Ambient Air Quality Standards
May 16, 2024PCE On-SiteStateState Implementation Plan for National Primary and Secondary Ambient Air Quality Standards
March 7, 2024PCE On-SiteStateState Implementation Plan for National Primary and Secondary Ambient Air Quality Standards
February 29, 2024PCE On-SiteStateState Implementation Plan for National Primary and Secondary Ambient Air Quality Standards
February 21, 2024PCE On-SiteStateState Implementation Plan for National Primary and Secondary Ambient Air Quality Standards
February 15, 2024PCE On-SiteStateState Implementation Plan for National Primary and Secondary Ambient Air Quality Standards
February 14, 2024PCE On-SiteStateState Implementation Plan for National Primary and Secondary Ambient Air Quality Standards
February 8, 2024PCE On-SiteStateState Implementation Plan for National Primary and Secondary Ambient Air Quality Standards
January 24, 2024PCE On-SiteStateState Implementation Plan for National Primary and Secondary Ambient Air Quality Standards
December 12, 2023PCE On-SiteStateState Implementation Plan for National Primary and Secondary Ambient Air Quality Standards
December 6, 2023PCE On-SiteStateState Implementation Plan for National Primary and Secondary Ambient Air Quality Standards
November 30, 2023PCE On-SiteStateState Implementation Plan for National Primary and Secondary Ambient Air Quality Standards
June 14, 2023PCE Off-SiteStateMACT Standards (40 CFR Part 63); New Source Performance Standards; Prevention of Significant Deterioration of Air Quality; State Implementation Plan for National Primary and Secondary Ambient Air Quality Standards
December 13, 2022PCE Off-SiteStateState Implementation Plan for National Primary and Secondary Ambient Air Quality Standards
November 14, 2022PCE On-SiteStatePrevention of Significant Deterioration of Air Quality
July 20, 2022FCE On-SiteStateMACT Standards (40 CFR Part 63); New Source Performance Standards; Prevention of Significant Deterioration of Air Quality; State Implementation Plan for National Primary and Secondary Ambient Air Quality Standards
July 22, 2020FCE On-SiteStateMACT Standards (40 CFR Part 63); New Source Performance Standards; Prevention of Significant Deterioration of Air Quality; State Implementation Plan for National Primary and Secondary Ambient Air Quality Standards
March 6, 2018FCE On-SiteStateMACT Standards (40 CFR Part 63); New Source Performance Standards; Prevention of Significant Deterioration of Air Quality; State Implementation Plan for National Primary and Secondary Ambient Air Quality Standards

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
January 30, 2024Earliest FRV determinationStateNew Source Performance Standards; Prevention of Significant Deterioration of Air Quality; State Implementation Plan for National Primary and Secondary Ambient Air Quality Standards
August 4, 2023HPV day-zero determinationStateMACT Standards (40 CFR Part 63); New Source Performance Standards; Prevention of Significant Deterioration of Air Quality; State Implementation Plan for National Primary and Secondary Ambient Air Quality Standards
June 14, 2023Earliest FRV determinationStateMACT Standards (40 CFR Part 63); New Source Performance Standards; Prevention of Significant Deterioration of Air Quality; State Implementation Plan for National Primary and Secondary Ambient Air Quality Standards

Enforcement and penalties

1 formal enforcement actions since January 1, 2017, 1 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
January 30, 2024Administrative OrderState$14,600

Informal enforcement

DateWhat EPA recordedAgency
August 4, 2023Notice of ViolationState

Stack tests

DateWhat EPA recordedAgency
October 10, 2023PassState
July 6, 2023PassState
April 18, 2023FailState
April 28, 2021PassState

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 110064365306 there.

Nearby on the register

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