ICIS-AIR LA0000002201900005

PHILLIPS 66 CO - LAKE CHARLES REFINERY, Westlake, LA: Clean Air Act compliance record, inspections, violations, penalties

OperatingOperating status
Major sourceEmissions classification
Addressed-StateCurrent violation status, as filed
12Compliance evaluations since January 1, 2017
3High-priority violations since January 1, 2017
5Formal enforcement actions since January 1, 2017

PHILLIPS 66 CO - LAKE CHARLES REFINERY is on EPA’s ICIS-AIR register at 2200 OLD SPANISH TRAIL, Westlake in Calcasieu County, Louisiana: operating status operating, emissions classification major source, current violation status “Addressed-State”. Calcasieu County is on EPA’s Green Book list of areas that do not meet a national air quality standard.

What stands out

The newest of the 34 events on file is a stack test dated March 4, 2026.
Its events on file run from July 7, 2017 through March 4, 2026.
Of the 5 formal enforcement actions on file, 1 carries a filed penalty above zero. The largest on file is $41,000, filed September 20, 2018.
Of its 12 compliance evaluations on file, 4 are a full compliance evaluation.
3 of the 3 violation determinations on file are high-priority.
The register holds 277 air-emissions sources in Calcasieu County, Louisiana.

Every line is computed by formula from the record’s stored figures; nothing is estimated.

Identity

Facility as filed	PHILLIPS 66 CO - LAKE CHARLES REFINERY
ICIS-AIR ID	LA0000002201900005
EPA facility registry ID	110000539757
Operating status	Operating
Emissions classification	Major source
Current violation status (HPV field)	Addressed-State
Address	2200 OLD SPANISH TRAIL, Westlake, LA 70669
County	Calcasieu County
In a nonattainment county	Yes (EPA Green Book)
Industry (NAICS)	Petroleum and coal products manufacturing (NAICS 3241)
SIC code	2911
EPA region	06

Programs and pollutants

The program, pollutant and Title V files are not loaded: what this page covers.

Compliance evaluations

12Evaluations since January 1, 2017
4Full compliance evaluations

Date	What EPA recorded	Agency	Programs
March 2, 2026	FCE On-Site	State	MACT Standards (40 CFR Part 63); New Source Performance Standards; State Implementation Plan for National Primary and Secondary Ambient Air Quality Standards; Title V Permits
September 19, 2022	FCE On-Site	State	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
April 13, 2022	PCE On-Site	U.S. EPA	Title V Permits
December 1, 2021	PCE Off-Site	U.S. EPA	MACT Standards (40 CFR Part 63)
December 7, 2020	PCE Off-Site	U.S. EPA	MACT Standards (40 CFR Part 63)
November 12, 2019	FCE On-Site	State	MACT Standards (40 CFR Part 63); National Emission Standards for Hazardous Air Pollutants (40 CFR Part 61); Prevention of Significant Deterioration of Air Quality; State Implementation Plan for National Primary and Secondary Ambient Air Quality Standards; Title V Permits
March 20, 2019	PCE On-Site	U.S. EPA	New Source Performance Standards
March 20, 2019	PCE On-Site	U.S. EPA	Federally-Enforceable Requirement, Non Specified; New Source Review Permit Requirements
March 12, 2019	PCE Off-Site	U.S. EPA	Operating Permits
April 29, 2018	PCE Off-Site	U.S. EPA	Federal Implementation Plan for National Primary and Secondary Ambient Air Quality Standards
December 5, 2017	FCE On-Site	State	MACT Standards (40 CFR Part 63); National Emission Standards for Hazardous Air Pollutants (40 CFR Part 61); Prevention of Significant Deterioration of Air Quality; State Implementation Plan for National Primary and Secondary Ambient Air Quality Standards; Title V Permits
July 7, 2017	PCE Off-Site	U.S. EPA	40 CFR Part 63 Area Sources

Violations

3Violation determinations since January 1, 2017
3Of them high-priority

What high-priority and federally reportable violations mean.

Date	What EPA recorded	Agency	Programs
October 25, 2024	HPV day-zero determination	State	New Source Performance Standards
January 20, 2021	HPV day-zero determination	State	National Emission Standards for Hazardous Air Pollutants (40 CFR Part 61)
June 4, 2019	HPV day-zero determination	State	Title V Permits

Enforcement and penalties

1 of the formal enforcement actions carry a penalty filed above zero. How a penalty is shown.

Date	What EPA recorded	Agency	Penalty, as filed
November 6, 2025	Administrative Order	State	$0
January 28, 2025	Administrative Order	State	$0
April 15, 2021	Administrative Order	State	$0
July 9, 2019	Administrative Order	State	$0
September 20, 2018	CAA 113D1 Action For Penalty	U.S. EPA	$41,000

Informal enforcement

Date	What EPA recorded	Agency
September 11, 2023	Warning Letter	State
August 12, 2022	Warning Letter	State
August 13, 2020	Warning Letter	State
July 16, 2019	Warning Letter	State
June 21, 2019	Warning Letter	State
September 18, 2018	Warning Letter	State
August 16, 2017	Warning Letter	State

Stack tests

7Stack tests since January 1, 2017
0Recorded as failed

Date	What EPA recorded	Agency
March 4, 2026	Pass	State
March 3, 2026	Pass	State
March 2, 2026	Pass	State
December 8, 2021	Pass	State
July 1, 2021	Pass	State
March 10, 2020	Pass	State
January 18, 2019	Pass	State

Watch PHILLIPS 66 CO - LAKE CHARLES REFINERY

Privacy

Free from EPA: Detailed Facility Report, ECHO Notify (registry ID 110000539757).

Other air sources in Louisiana beside PHILLIPS 66 CO - LAKE CHARLES REFINERY

EPA ICIS-AIR download, loaded September 14, 2026.