EPA Air · stack tests by county and year

Air-emissions stack tests in Fairfield County, Connecticut, 2024

22Stack 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 Fairfield County, Connecticut 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 Fairfield County facility page.

Fairfield County, Connecticut, 2024

Air-emissions stack tests in Fairfield County, other years

Air-emissions stack tests recorded in Fairfield County, Connecticut, 2024

Date	Facility	Kind	Agency
2024-10-11	SIKORSKY AIRCRAFT - MAIN PLANT	Pass	State
2024-08-27	SPARTECH, L.L.C.	Pass	State
2024-07-10	SPRAGUE OPERATING RESOURCES, LLC	Pass	State
2024-07-09	FAIRFIELD UNIVERSITY	Pass	State
2024-06-11	BOEHRINGER INGELHEIM PHARMACEUTICALS INC	Pass	State
2024-06-05	TILCON CONNECTICUT - DANBURY PLANT	Pass	State
2024-06-04	UNIVERSITY OF CONNECTICUT - STAMFORD	Pass	State
2024-05-17	GB II CONNECTICUT, LLC - BRIDGEPORT HARBOR STATION	Pass	State
2024-05-16	GB II CONNECTICUT, LLC - BRIDGEPORT HARBOR STATION	Pass	State
2024-05-14	GB II CONNECTICUT, LLC - BRIDGEPORT HARBOR STATION	Pass	State
2024-05-14	GB II CONNECTICUT, LLC - BRIDGEPORT HARBOR STATION	Pass	State
2024-05-07	SIKORSKY AIRCRAFT - MAIN PLANT	Pass	State
2024-05-07	WHEELABRATOR BRIDGEPORT LP	Pass	State
2024-05-07	WHEELABRATOR BRIDGEPORT LP	Pass	State
2024-05-07	WHEELABRATOR BRIDGEPORT LP	Pass	State
2024-05-02	IROQUOIS PIPELINE OPERATING COMPANY - BROOKFIELD COMPRESSOR STATION	Pass	State
2024-05-02	IROQUOIS PIPELINE OPERATING COMPANY - BROOKFIELD COMPRESSOR STATION	Pass	State
2024-02-25	WATERSIDE POWER	Pass	State
2024-02-24	WATERSIDE POWER	Pass	State
2024-02-24	WATERSIDE POWER	Pass	State
2024-01-04	BOEHRINGER INGELHEIM PHARMACEUTICALS INC	Pass	State
2024-01-04	BOEHRINGER INGELHEIM PHARMACEUTICALS INC	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 Clean Air Act facilities in the EPA air register with stack tests in Fairfield county, CT, for 2024. It lists 22 stack tests recorded in 2024.