EPA Air · stack tests by county and year

Air-emissions stack tests in Simpson County, Mississippi, 2024

32Stack 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 Simpson County, Mississippi during 2024. 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 Simpson County facility page.

Air-emissions stack tests in Simpson County, other years

Air-emissions stack tests recorded in Simpson County, Mississippi, 2024

Date	Facility	Kind	Agency
2024-09-10	GULF SOUTH PIPELINE COMPANY LLC, HARRISVILLE COMPRESSOR STATION	Pass	State
2024-09-10	GULF SOUTH PIPELINE COMPANY LLC, HARRISVILLE COMPRESSOR STATION	Pass	State
2024-08-08	GULF SOUTH PIPELINE COMPANY LLC, HARRISVILLE COMPRESSOR STATION	Pass	State
2024-08-06	GULF SOUTH PIPELINE COMPANY LLC, HARRISVILLE COMPRESSOR STATION	Pass	State
2024-04-10	ENSTOR GAS, LLC, MISSISSIPPI HUB EXPANSION PROJECT — high-priority violation on file	Pass	State
2024-04-10	ENSTOR GAS, LLC, MISSISSIPPI HUB EXPANSION PROJECT — high-priority violation on file	Pass	State
2024-04-10	ENSTOR GAS, LLC, MISSISSIPPI HUB EXPANSION PROJECT — high-priority violation on file	Pass	State
2024-04-10	ENSTOR GAS, LLC, MISSISSIPPI HUB EXPANSION PROJECT — high-priority violation on file	Pass	State
2024-04-10	ENSTOR GAS, LLC, MISSISSIPPI HUB EXPANSION PROJECT — high-priority violation on file	Pass	State
2024-04-10	ENSTOR GAS, LLC, MISSISSIPPI HUB EXPANSION PROJECT — high-priority violation on file	Pass	State
2024-04-09	ENSTOR GAS, LLC, MISSISSIPPI HUB EXPANSION PROJECT — high-priority violation on file	Pass	State
2024-04-09	ENSTOR GAS, LLC, MISSISSIPPI HUB EXPANSION PROJECT — high-priority violation on file	Pass	State
2024-04-09	ENSTOR GAS, LLC, MISSISSIPPI HUB EXPANSION PROJECT — high-priority violation on file	Pass	State
2024-04-09	ENSTOR GAS, LLC, MISSISSIPPI HUB EXPANSION PROJECT — high-priority violation on file	Pass	State
2024-04-09	ENSTOR GAS, LLC, MISSISSIPPI HUB EXPANSION PROJECT — high-priority violation on file	Pass	State
2024-04-09	ENSTOR GAS, LLC, MISSISSIPPI HUB EXPANSION PROJECT — high-priority violation on file	Pass	State
2024-01-24	GULF SOUTH PIPELINE COMPANY LLC, HARRISVILLE COMPRESSOR STATION	Pass	State
2024-01-24	GULF SOUTH PIPELINE COMPANY LLC, HARRISVILLE COMPRESSOR STATION	Pass	State
2024-01-24	GULF SOUTH PIPELINE COMPANY LLC, HARRISVILLE COMPRESSOR STATION	Pass	State
2024-01-24	GULF SOUTH PIPELINE COMPANY LLC, HARRISVILLE COMPRESSOR STATION	Pass	State
2024-01-24	GULF SOUTH PIPELINE COMPANY LLC, HARRISVILLE COMPRESSOR STATION	Pass	State
2024-01-24	GULF SOUTH PIPELINE COMPANY LLC, HARRISVILLE COMPRESSOR STATION	Pass	State
2024-01-24	GULF SOUTH PIPELINE COMPANY LLC, HARRISVILLE COMPRESSOR STATION	Pass	State
2024-01-24	GULF SOUTH PIPELINE COMPANY LLC, HARRISVILLE COMPRESSOR STATION	Pass	State
2024-01-23	GULF SOUTH PIPELINE COMPANY LLC, HARRISVILLE COMPRESSOR STATION	Pass	State
2024-01-23	GULF SOUTH PIPELINE COMPANY LLC, HARRISVILLE COMPRESSOR STATION	Pass	State
2024-01-23	GULF SOUTH PIPELINE COMPANY LLC, HARRISVILLE COMPRESSOR STATION	Pass	State
2024-01-23	GULF SOUTH PIPELINE COMPANY LLC, HARRISVILLE COMPRESSOR STATION	Pass	State
2024-01-23	GULF SOUTH PIPELINE COMPANY LLC, HARRISVILLE COMPRESSOR STATION	Pass	State
2024-01-23	GULF SOUTH PIPELINE COMPANY LLC, HARRISVILLE COMPRESSOR STATION	Pass	State
2024-01-23	GULF SOUTH PIPELINE COMPANY LLC, HARRISVILLE COMPRESSOR STATION	Pass	State
2024-01-23	GULF SOUTH PIPELINE COMPANY LLC, HARRISVILLE COMPRESSOR STATION	Pass	State

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

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