EPA Air · stack tests by state and year

Air-emissions stack tests in Connecticut, 2023

108Stack tests

A stack test measures what a source actually emits, at the stack, against the limit in its permit. Every stack test below was recorded against a source in Connecticut during 2023; one facility can appear more than once, because this is a record of what happened rather than a list of places.

Counties in Connecticut, 2023

Connecticut, other years

Air-emissions stack tests recorded in Connecticut, 2023

Date	Facility	Where	Kind	Agency
2023-01-19	MONTVILLE POWER LLC	CONNECTICUT, Undetermined, CT	Pass	State
2023-01-18	BOEHRINGER INGELHEIM PHARMACEUTICALS INC	RIDGEFIELD, Fairfield, CT	Pass	State
2023-01-18	BOEHRINGER INGELHEIM PHARMACEUTICALS INC	RIDGEFIELD, Fairfield, CT	Pass	State
2023-01-18	NUWAY TOBACCO COMPANY	SOUTH WINDSOR, Hartford, CT	Pass	State
2023-01-18	KIMBERLY-CLARK CORPORATION, NEW MILFORD MILL — high-priority violation on file	NEW MILFORD, Litchfield, CT	Pass	State
2023-01-18	KIMBERLY-CLARK CORPORATION, NEW MILFORD MILL — high-priority violation on file	NEW MILFORD, Litchfield, CT	Pass	State
2023-01-04	ALGONQUIN GAS TRANSMISSION LLC - OXFORD COMPRESSOR STATION	OXFORD, New Haven, CT	Pass	State
2023-01-04	ALGONQUIN GAS TRANSMISSION LLC - OXFORD COMPRESSOR STATION	OXFORD, New Haven, CT	Pass	State

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