EPA Air · stack tests by county and year

Air-emissions stack tests in Monroe County, Mississippi, 2023

59Stack tests

A stack test measures what a source actually emits, at the stack, against the limit in its permit. Each row below is one stack test recorded against a source in Monroe County, Mississippi during 2023. A facility can appear several times: this is the year’s record of what happened, not a list of places. The sources themselves are on the Monroe County facility page.

Monroe County, Mississippi, 2023

Air-emissions stack tests in Monroe County, other years

Air-emissions stack tests recorded in Monroe County, Mississippi, 2023

Date	Facility	Kind	Agency
2023-11-15	WESTLAKE CHEMICALS AND VINYLS LLC	Pass	State
2023-11-15	WESTLAKE CHEMICALS AND VINYLS LLC	Pass	State
2023-10-04	APAC MISSISSIPPI INC, HAMILTON HIGHWAY 45, SCRIBNER PIT	Pass	State
2023-10-04	APAC MISSISSIPPI INC, HAMILTON HIGHWAY 45, SCRIBNER PIT	Pass	State
2023-09-07	WESTLAKE CHEMICALS AND VINYLS LLC	Pass	State
2023-09-07	WESTLAKE CHEMICALS AND VINYLS LLC	Pass	State
2023-09-06	WESTLAKE CHEMICALS AND VINYLS LLC	Fail	State
2023-09-06	WESTLAKE CHEMICALS AND VINYLS LLC	Fail	State
2023-09-06	WESTLAKE CHEMICALS AND VINYLS LLC	Pass	State
2023-09-06	WESTLAKE CHEMICALS AND VINYLS LLC	Pass	State
2023-06-09	WESTLAKE CHEMICALS AND VINYLS LLC	Fail	State
2023-06-09	WESTLAKE CHEMICALS AND VINYLS LLC	Fail	State
2023-06-09	WESTLAKE CHEMICALS AND VINYLS LLC	Fail	State
2023-06-09	WESTLAKE CHEMICALS AND VINYLS LLC	Fail	State
2023-06-09	WESTLAKE CHEMICALS AND VINYLS LLC	Fail	State
2023-06-09	WESTLAKE CHEMICALS AND VINYLS LLC	Pass	State
2023-06-09	WESTLAKE CHEMICALS AND VINYLS LLC	Fail	State
2023-06-09	WESTLAKE CHEMICALS AND VINYLS LLC	Pass	State
2023-06-08	WESTLAKE CHEMICALS AND VINYLS LLC	Fail	State
2023-06-08	WESTLAKE CHEMICALS AND VINYLS LLC	Fail	State
2023-06-08	WESTLAKE CHEMICALS AND VINYLS LLC	Fail	State
2023-06-08	WESTLAKE CHEMICALS AND VINYLS LLC	Pass	State
2023-06-07	WESTLAKE CHEMICALS AND VINYLS LLC	Pass	State
2023-06-07	WESTLAKE CHEMICALS AND VINYLS LLC	Fail	State
2023-06-07	WESTLAKE CHEMICALS AND VINYLS LLC	Fail	State
2023-06-07	WESTLAKE CHEMICALS AND VINYLS LLC	Fail	State
2023-06-06	WESTLAKE CHEMICALS AND VINYLS LLC	Fail	State
2023-06-06	WESTLAKE CHEMICALS AND VINYLS LLC	Fail	State
2023-06-06	WESTLAKE CHEMICALS AND VINYLS LLC	Fail	State
2023-06-06	WESTLAKE CHEMICALS AND VINYLS LLC	Pass	State
2023-05-24	WESTLAKE CHEMICALS AND VINYLS LLC	Pass	State
2023-05-24	WESTLAKE CHEMICALS AND VINYLS LLC	Pass	State
2023-05-23	WESTLAKE CHEMICALS AND VINYLS LLC	Fail	State
2023-05-23	WESTLAKE CHEMICALS AND VINYLS LLC	Pass	State
2023-05-23	WESTLAKE CHEMICALS AND VINYLS LLC	Fail	State
2023-05-23	WESTLAKE CHEMICALS AND VINYLS LLC	Fail	State
2023-05-02	WATCO TRANSLOADING LLC, WTPS AMORY BULK TERMINAL — high-priority violation on file	Pass	State
2023-05-02	WATCO TRANSLOADING LLC, WTPS AMORY BULK TERMINAL — high-priority violation on file	Pass	State
2023-05-02	WATCO TRANSLOADING LLC, WTPS AMORY BULK TERMINAL — high-priority violation on file	Pass	State
2023-05-02	WATCO TRANSLOADING LLC, WTPS AMORY BULK TERMINAL — high-priority violation on file	Pass	State
2023-04-26	WESTLAKE CHEMICALS AND VINYLS LLC	Pass	State
2023-04-26	WESTLAKE CHEMICALS AND VINYLS LLC	Fail	State
2023-04-26	WESTLAKE CHEMICALS AND VINYLS LLC	Pass	State
2023-04-26	WESTLAKE CHEMICALS AND VINYLS LLC	Fail	State
2023-04-25	WESTLAKE CHEMICALS AND VINYLS LLC	Pass	State
2023-04-25	WESTLAKE CHEMICALS AND VINYLS LLC	Fail	State
2023-04-25	WESTLAKE CHEMICALS AND VINYLS LLC	Pass	State
2023-04-25	WESTLAKE CHEMICALS AND VINYLS LLC	Fail	State
2023-04-25	WESTLAKE CHEMICALS AND VINYLS LLC	Pass	State
2023-04-25	WESTLAKE CHEMICALS AND VINYLS LLC	Fail	State
2023-04-25	WESTLAKE CHEMICALS AND VINYLS LLC	Fail	State
2023-04-25	WESTLAKE CHEMICALS AND VINYLS LLC	Pass	State
2023-03-07	STERLING SPECIALTY CHEMICALS US LLC	Pass	State
2023-02-15	TRONOX LLC, HAMILTON FACILITY	Pass	State
2023-02-15	TRONOX LLC, HAMILTON FACILITY	Pass	State
2023-02-15	TRONOX LLC, HAMILTON FACILITY	Pass	State
2023-01-13	TRONOX LLC, HAMILTON FACILITY	Pass	State
2023-01-13	TRONOX LLC, HAMILTON FACILITY	Pass	State
2023-01-13	TRONOX LLC, HAMILTON FACILITY	Pass	State

Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.

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