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.

What this page shows

This page covers stack tests for Clean Air Act facilities in the EPA air register in Monroe county, MS, in 2023. Stack tests recorded in 2023: 59.