EPA Air · stack tests by county and year

Air-emissions stack tests in New Haven County, Connecticut, 2022

29Stack 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 New Haven County, Connecticut during 2022. 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 New Haven County facility page.

New Haven County, Connecticut, 2022

Air-emissions stack tests in New Haven County, other years

What stands out

Stack tests in New Haven County, Connecticut, rose from 22 in 2021, the previous year on file, to 29 in 2022.
The county’s file for stack tests holds 10 years of events, from 2017 through 2026.
Its 29 stack tests rank 1st of the 8 county cells in Connecticut for 2022.
Its 29 stack tests are 25.2% of the 115 the state’s file holds for 2022.

Every line is computed by formula from the state’s stored file; nothing is estimated.

Air-emissions stack tests recorded in New Haven County, Connecticut, 2022

Date	Facility	Kind	Agency
2022-12-12	COVIDIEN LP	Pass	State
2022-12-01	IROQUOIS - MILFORD COMPRESSOR STATION	Pass	State
2022-11-29	IROQUOIS - MILFORD COMPRESSOR STATION	Pass	State
2022-10-24	YALE UNIVERSITY / CENTRAL POWER PLANT	Pass	State
2022-10-19	NAUGATUCK WPCA/POTW	Pass	State
2022-10-18	ALGONQUIN GAS TRANSMISSION LLC - OXFORD COMPRESSOR STATION	Pass	State
2022-10-05	P I LIQUIDATING, INC.	Pass	State
2022-10-03	URBAN MINING CT LLC	Fail	State
2022-09-21	YALE UNIVERSITY, SCHOOL OF MEDICINE PREMISES	Pass	State
2022-09-21	EAST SHORE WATER POLL ABATEMENT FACILITY	Pass	State
2022-09-20	PORCELEN SPECRAIL LTD CT LLC — high-priority violation on file	Pass	State
2022-09-20	YALE UNIVERSITY, SCHOOL OF MEDICINE PREMISES	Pass	State
2022-09-20	YALE UNIVERSITY, SCHOOL OF MEDICINE PREMISES	Pass	State
2022-08-10	O&G INDUSTRIES, INC. - SOUTHBURY QUARRY	Pass	State
2022-06-15	O & G INDUSTRIES, INC	Pass	State
2022-06-15	GB II NEW HAVEN, LLC - NEW HAVEN HARBOR STATION	Pass	State
2022-06-14	GB II NEW HAVEN, LLC - NEW HAVEN HARBOR STATION	Pass	State
2022-06-13	GB II NEW HAVEN, LLC - NEW HAVEN HARBOR STATION	Pass	State
2022-06-07	TILCON CONNECTICUT/ NORTH BRANFORD PLANT	Pass	State
2022-05-20	CPV TOWANTIC, LLC	Pass	State
2022-05-20	CPV TOWANTIC, LLC	Pass	State
2022-03-17	ALGONQUIN GAS TRANSMISSION LLC - OXFORD COMPRESSOR STATION	Pass	State
2022-03-16	ALGONQUIN GAS TRANSMISSION LLC - OXFORD COMPRESSOR STATION	Pass	State
2022-03-16	ALGONQUIN GAS TRANSMISSION LLC - OXFORD COMPRESSOR STATION	Pass	State
2022-03-15	ALGONQUIN GAS TRANSMISSION LLC - OXFORD COMPRESSOR STATION	Pass	State
2022-02-24	YALE UNIVERSITY / CENTRAL POWER PLANT	Pass	State
2022-01-24	YALE UNIVERSITY / CENTRAL POWER PLANT	Pass	State
2022-01-24	YALE UNIVERSITY / CENTRAL POWER PLANT	Pass	State
2022-01-14	NAUGATUCK WPCA/POTW	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 New Haven county, CT, for 2022. It lists 29 stack tests recorded in 2022.