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Clean Air Act stationary source · ICIS-AIR TNKNX0004709300008

CEMEX CONSTRUCTION MATERIALS ATLANTIC, LLC - KNOXVILLE CEMENT PLANT, Knoxville, TN: Clean Air Act compliance record, inspections, violations, penalties

CEMEX CONSTRUCTION MATERIALS ATLANTIC, LLC - KNOXVILLE CEMENT PLANT, at 6212 CEMENT PLANT RD, Knoxville in Knox County, Tennessee, 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”. Knox 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 filedCEMEX CONSTRUCTION MATERIALS ATLANTIC, LLC - KNOXVILLE CEMENT PLANT
ICIS-AIR IDTNKNX0004709300008
EPA facility registry ID110009789318
Operating statusOperating
Emissions classificationMajor source
Current violation status (ICIS-AIR high-priority violation field)No Violation Identified
Address6212 CEMENT PLANT RD, Knoxville, TN 37924
CountyKnox County
In a nonattainment countyYes (EPA Green Book)
Industry (NAICS)Nonmetallic mineral product manufacturing (NAICS 3273)
SIC code3241
EPA region04
Local air agencyKnox County

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

Programs and pollutants

Velarion’s copy of EPA’s ICIS-AIR download does not yet include its program, pollutant and Title V certification files, so this page does not list the Clean Air Act programs CEMEX CONSTRUCTION MATERIALS ATLANTIC, LLC - KNOXVILLE CEMENT PLANT 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 9, 2025FCE On-SiteLocalTitle V Permits
June 29, 2023FCE On-SiteLocalState Implementation Plan for National Primary and Secondary Ambient Air Quality Standards
November 29, 2022PCE Off-SiteLocalState Implementation Plan for National Primary and Secondary Ambient Air Quality Standards
June 28, 2021FCE On-SiteLocalState Implementation Plan for National Primary and Secondary Ambient Air Quality Standards
December 21, 2018FCE On-SiteLocalState Implementation Plan for National Primary and Secondary Ambient Air Quality Standards
February 1, 2017FCE On-SiteLocalTitle 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 29, 2022HPV day-zero determinationLocalState Implementation Plan for National Primary and Secondary Ambient Air Quality Standards
April 30, 2021HPV day-zero determinationLocalNew Source Performance Standards

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
February 1, 2023Administrative OrderLocal$9,000
June 30, 2021Administrative OrderState$3,000

Informal enforcement

DateWhat EPA recordedAgency
October 6, 2023Notice of ViolationLocal
December 15, 2022Notice of ViolationLocal
May 17, 2021State/local ActionState
November 13, 2020Notice of ViolationLocal

Stack tests

DateWhat EPA recordedAgency
February 10, 2026PassLocal
October 23, 2025PassLocal
September 26, 2025PassLocal
September 10, 2025PassLocal
July 15, 2025IncompleteLocal
June 3, 2025PassLocal
September 18, 2024PassLocal
August 14, 2024PassLocal
June 26, 2024PassLocal
March 27, 2024PassLocal
October 11, 2023PendingLocal
July 27, 2023PassLocal
July 27, 2023PassLocal
June 21, 2023PassLocal
June 20, 2023PassLocal
December 21, 2022PassLocal
December 6, 2022PassLocal
September 27, 2022PassLocal
June 29, 2022PassLocal
June 28, 2022PassLocal
April 20, 2022PassLocal
October 7, 2021PassState
September 4, 2021PassState
September 4, 2021PassState
July 1, 2021PassLocal
June 30, 2021PassLocal
April 7, 2021PassLocal
February 23, 2021PassLocal
August 19, 2020PassLocal
August 19, 2020PassLocal
July 15, 2020PassLocal
June 19, 2020PassLocal
April 2, 2020PassLocal
October 28, 2019PassLocal
October 28, 2019PassLocal
August 6, 2019PassLocal
May 23, 2019PassLocal
April 18, 2019PassLocal
April 18, 2019PassLocal
December 13, 2018PassLocal
July 24, 2018PassLocal
May 23, 2018PassLocal
April 3, 2018PassLocal
February 26, 2018PassLocal
December 14, 2017PassLocal
July 11, 2017PassLocal
May 10, 2017PassLocal
May 3, 2017PassLocal
April 11, 2017PassLocal

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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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 110009789318 there.

Nearby on the register

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