Clean Air Act stationary source · ICIS-AIR LA0000002201900012

WESTLAKE CHEMICALS & VINYLS LLC - WESTLAKE LAKE CHARLES NORTH, Westlake, LA: Clean Air Act compliance record, inspections, violations, penalties

OperatingOperating status
Major sourceEmissions classification
No Violation IdentifiedCurrent violation status, as filed
5Compliance evaluations since January 1, 2017
0High-priority violations since January 1, 2017
4Formal enforcement actions since January 1, 2017

WESTLAKE CHEMICALS & VINYLS LLC - WESTLAKE LAKE CHARLES NORTH, at 1600 VCM PLANT RD, Westlake in Calcasieu County, Louisiana, 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”. Calcasieu 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 filed	WESTLAKE CHEMICALS & VINYLS LLC - WESTLAKE LAKE CHARLES NORTH
ICIS-AIR ID	LA0000002201900012
EPA facility registry ID	110071722725
Operating status	Operating
Emissions classification	Major source
Current violation status (ICIS-AIR high-priority violation field)	No Violation Identified
Address	1600 VCM PLANT RD, Westlake, LA 70669
County	Calcasieu County
In a nonattainment county	Yes (EPA Green Book)
Industry (NAICS)	Chemical manufacturing (NAICS 3251)
SIC code	2869
EPA region	06

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 WESTLAKE CHEMICALS & VINYLS LLC - WESTLAKE LAKE CHARLES NORTH 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

5Evaluations since January 1, 2017
3Full compliance evaluations

Date	What EPA recorded	Agency	Programs
November 20, 2024	FCE On-Site	State	MACT Standards (40 CFR Part 63); National Emission Standards for Hazardous Air Pollutants (40 CFR Part 61); New Source Performance Standards; State or Local rule or regulation that is not federally-enforceable; State Implementation Plan for National Primary and Secondary Ambient Air Quality Standards; Title V Permits
April 14, 2022	PCE On-Site	U.S. EPA	Title V Permits
February 3, 2021	FCE On-Site	State	MACT Standards (40 CFR Part 63); National Emission Standards for Hazardous Air Pollutants (40 CFR Part 61); New Source Performance Standards; State Implementation Plan for National Primary and Secondary Ambient Air Quality Standards; Title V Permits
September 24, 2018	FCE On-Site	State	MACT Standards (40 CFR Part 63); National Emission Standards for Hazardous Air Pollutants (40 CFR Part 61); New Source Performance Standards; State Implementation Plan for National Primary and Secondary Ambient Air Quality Standards; Title V Permits
March 8, 2018	PCE On-Site	U.S. EPA	National Emission Standards for Hazardous Air Pollutants (40 CFR Part 61); Risk Management Program; Title V Permits

Violations

0Violation determinations since January 1, 2017
0Of them high-priority

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.

EPA’s violation history file holds no violation for ICIS-AIR LA0000002201900012 since January 1, 2017.

Enforcement and penalties

4 formal enforcement actions since January 1, 2017, 3 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.

Date	What EPA recorded	Agency	Penalty, as filed
September 25, 2024	CAA 113D1 Action For Penalty	U.S. EPA	$825,000
April 29, 2022	Administrative Order	State	$1,000
October 5, 2021	CAA 113D1 Action For Penalty	U.S. EPA	$447,408
May 6, 2020	Administrative Order	State	$0

Informal enforcement

Date	What EPA recorded	Agency
October 20, 2021	Warning Letter	State
November 12, 2020	Notice of Noncompliance Issued	U.S. EPA
October 19, 2020	Notice of Violation	U.S. EPA
August 6, 2019	Warning Letter	State
February 18, 2019	Warning Letter	State
April 18, 2018	Notice of Violation	State

Stack tests

0Stack tests since January 1, 2017
0Recorded as failed

EPA’s stack test file holds no test at ICIS-AIR LA0000002201900012 since January 1, 2017.

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.

Watch this source

One source, $99/month. A source: the register entry for a plant, refinery, kiln, generating station, or other fixed installation the agency tracks under the Clean Air Act. Choose “One source” and enter this source’s ICIS-AIR ID, LA0000002201900012.

Start the watch

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 110071722725 there.

Nearby on the register

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