Clean Air Act stationary source · ICIS-AIR LA0000002201900004
WESTLAKE US 2 LLC - WESTLAKE LAKE CHARLES SOUTH, Westlake, LA: Clean Air Act compliance record, inspections, violations, penalties
- OperatingOperating status
- Major sourceEmissions classification
- No Violation IdentifiedCurrent violation status, as filed
- 7Compliance evaluations since January 1, 2017
- 1High-priority violations since January 1, 2017
- 8Formal enforcement actions since January 1, 2017
WESTLAKE US 2 LLC - WESTLAKE LAKE CHARLES SOUTH, at 1300 PPG DR, 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 US 2 LLC - WESTLAKE LAKE CHARLES SOUTH |
|---|---|
| ICIS-AIR ID | LA0000002201900004 |
| EPA facility registry ID | 110000494894 |
| Operating status | Operating |
| Emissions classification | Major source |
| Current violation status (ICIS-AIR high-priority violation field) | No Violation Identified |
| Address | 1300 PPG DR, 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 US 2 LLC - WESTLAKE LAKE CHARLES SOUTH 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
- 7Evaluations since January 1, 2017
- 4Full compliance evaluations
| Date | What EPA recorded | Agency | Programs |
|---|---|---|---|
| November 3, 2025 | FCE On-Site | State | Acid Rain Deposition Control (CAA Title IV); MACT Standards (40 CFR Part 63); New Source Performance Standards; State or Local rule or regulation that is not federally-enforceable; Prevention of Significant Deterioration of Air Quality; State Implementation Plan for National Primary and Secondary Ambient Air Quality Standards; Title V Permits |
| April 13, 2022 | PCE On-Site | U.S. EPA | Title V Permits |
| March 8, 2022 | FCE On-Site | State | MACT Standards (40 CFR Part 63); Prevention of Significant Deterioration of Air Quality; State Implementation Plan for National Primary and Secondary Ambient Air Quality Standards |
| May 14, 2019 | 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; Prevention of Significant Deterioration of Air Quality; State Implementation Plan for National Primary and Secondary Ambient Air Quality Standards; Title V Permits |
| September 28, 2018 | PCE Off-Site | U.S. EPA | Operating Permits; State Implementation Plan for National Primary and Secondary Ambient Air Quality Standards |
| April 29, 2018 | PCE Off-Site | U.S. EPA | Federal Implementation Plan for National Primary and Secondary Ambient Air Quality Standards |
| May 23, 2017 | 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 |
Violations
- 1Violation determinations since January 1, 2017
- 1Of 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.
| Date | What EPA recorded | Agency | Programs |
|---|---|---|---|
| September 9, 2019 | HPV day-zero determination | State | National Emission Standards for Hazardous Air Pollutants (40 CFR Part 61) |
Enforcement and penalties
8 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 |
|---|---|---|---|
| May 14, 2026 | Administrative Order | State | $0 |
| April 22, 2026 | Administrative Order | State | $205,000 |
| August 6, 2024 | Administrative Order | State | $0 |
| December 14, 2021 | Administrative Order | State | $35,000 |
| October 1, 2020 | CAA 113D1 Action For Penalty | U.S. EPA | $13,150 |
| October 10, 2019 | Administrative Order | State | $0 |
| December 21, 2018 | Administrative Order | State | $0 |
| June 15, 2018 | Administrative Order | State | $0 |
Informal enforcement
| Date | What EPA recorded | Agency |
|---|---|---|
| June 23, 2025 | Warning Letter | State |
| May 20, 2025 | Notice of Noncompliance Issued | U.S. EPA |
| August 6, 2024 | Notice of Violation | State |
| April 5, 2024 | Warning Letter | State |
| August 10, 2023 | Warning Letter | State |
| May 15, 2023 | Warning Letter | State |
| March 24, 2023 | Warning Letter | State |
| March 3, 2023 | Warning Letter | State |
| August 10, 2022 | Warning Letter | State |
| March 29, 2021 | Warning Letter | State |
| October 10, 2019 | Warning Letter | State |
| June 11, 2018 | Warning Letter | State |
| May 9, 2018 | Warning Letter | State |
| September 25, 2017 | Warning Letter | State |
Stack tests
- 0Stack tests since January 1, 2017
- 0Recorded as failed
EPA’s stack test file holds no test at ICIS-AIR LA0000002201900004 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.
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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 110000494894 there.
Nearby on the register
- Air-emissions sources in Calcasieu County
- Every source record in Calcasieu County, A to Z
- Air-emissions sources in Louisiana
- Every source record in Louisiana, A to Z
Figures from EPA’s ICIS-AIR download, loaded September 14, 2026.