EPA Air · stack tests by state and year
Air-emissions stack tests in Connecticut, 2017
- 126Stack 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 2017; one facility can appear more than once, because this is a record of what happened rather than a list of places.
Counties in Connecticut, 2017
- Hartford County 27
- Fairfield County 24
- New Haven County 24
- New London County 18
- Litchfield County 9
- Windham County 8
- Undetermined County 7
- Middlesex County 6
- Tolland County 3
Connecticut, other years
Air-emissions stack tests recorded in Connecticut, 2017
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2017-12-21 | ALGONQUIN GAS TRANSMISSION LLC - OXFORD COMPRESSOR STATION | OXFORD, New Haven, CT | Pass | State |
| 2017-12-20 | ASML US, LP | WILTON, Fairfield, CT | Fail | State |
| 2017-12-14 | GB II CONNECTICUT, LLC - BRIDGEPORT HARBOR STATION | BRIDGEPORT, Fairfield, CT | Pass | State |
| 2017-12-13 | LUVATA WATERBURY, INC. | WATERBURY, New Haven, CT | Pass | State |
| 2017-12-11 | NAUGATUCK WPCA/POTW | NAUGATUCK (HISTORICAL), New Haven, CT | Fail | U.S. EPA |
| 2017-12-08 | SYNAGRO RESIDUALS MANAGEMENT CO | WATERBURY, New Haven, CT | Pass | State |
| 2017-12-07 | BRIDGEPORT HOSPITAL | BRIDGEPORT, Fairfield, CT | Pass | State |
| 2017-12-06 | BRIDGEPORT HOSPITAL | BRIDGEPORT, Fairfield, CT | Pass | State |
| 2017-12-05 | BRIDGEPORT HOSPITAL | BRIDGEPORT, Fairfield, CT | Pass | State |
| 2017-12-01 | RAWSON MATERIALS, PLANT NO. 5 | PLAINFIELD, Windham, CT | Pass | State |
| 2017-11-30 | AMERICAN GREENFUELS, LLC | NEW HAVEN, New Haven, CT | Pass | U.S. EPA |
| 2017-11-30 | WALLINGFORD ENERGY, LLC | WALLINGFORD, New Haven, CT | Pass | State |
| 2017-11-30 | WALLINGFORD ENERGY, LLC | WALLINGFORD, New Haven, CT | Pass | State |
| 2017-11-30 | RAWSON MATERIALS, PLANT NO. 4 | PLAINFIELD, Windham, CT | Pass | State |
| 2017-11-28 | DANBURY HOSPITAL | DANBURY, Fairfield, CT | Pass | State |
| 2017-11-28 | ALGONQUIN GAS TRANSMISSION, LLC - CHAPLIN COMPRESSOR STATION | CHAPLIN, Windham, CT | Pass | State |
| 2017-11-28 | ALGONQUIN GAS TRANSMISSION, LLC - CHAPLIN COMPRESSOR STATION | CHAPLIN, Windham, CT | Pass | State |
| 2017-11-28 | ALGONQUIN GAS TRANSMISSION, LLC - CHAPLIN COMPRESSOR STATION | CHAPLIN, Windham, CT | Pass | State |
| 2017-11-16 | O & G INDUSTRIES - BRIDGEPORT PLANT — high-priority violation on file | BRIDGEPORT, Fairfield, CT | Pass | State |
| 2017-11-16 | O & G INDUSTRIES - BRIDGEPORT PLANT — high-priority violation on file | BRIDGEPORT, Fairfield, CT | Pass | State |
| 2017-11-15 | EAST SHORE WATER POLL ABATEMENT FACILITY | NEW HAVEN, New Haven, CT | Pass | State |
| 2017-11-14 | EAST SHORE WATER POLL ABATEMENT FACILITY | NEW HAVEN, New Haven, CT | Pass | U.S. EPA |
| 2017-11-09 | O & G INDUSTRIES, INC | BRIDGEPORT, Fairfield, CT | Pass | State |
| 2017-11-09 | O&G INDUSTRIES, INC. - SOUTHBURY QUARRY | SOUTHBURY, New Haven, CT | Pass | State |
| 2017-11-08 | O&G INDUSTRIES, INC. - HARWINTON PLANT | HARWINTON, Litchfield, CT | Pass | State |
| 2017-11-08 | O&G INDUSTRIES, INC. | NEW MILFORD, Litchfield, CT | Pass | State |
| 2017-11-08 | MIDDLETOWN POWER LLC | MIDDLETOWN, Middlesex, CT | Pass | State |
| 2017-11-08 | NAUGATUCK WPCA/POTW | NAUGATUCK (HISTORICAL), New Haven, CT | Pass | State |
| 2017-11-02 | KIMBERLY-CLARK CORPORATION, NEW MILFORD MILL — high-priority violation on file | NEW MILFORD, Litchfield, CT | Pass | State |
| 2017-11-01 | KIMBERLY-CLARK CORPORATION, NEW MILFORD MILL — high-priority violation on file | NEW MILFORD, Litchfield, CT | Pass | State |
| 2017-10-30 | CONN CHILDREN'S MEDICAL CENTER | HARTFORD, Hartford, CT | Pass | U.S. EPA |
| 2017-10-30 | BRADLEY INTERNATIONAL AIRPORT / AMERESCO SELECT, INC. | WINDSOR LOCKS, Hartford, CT | Pass | State |
| 2017-10-27 | A E N ASPHALT, INC | FRANKLIN, New London, CT | Fail | State |
| 2017-10-25 | YALE UNIVERSITY / CENTRAL POWER PLANT | NEW HAVEN, New Haven, CT | Pass | State |
| 2017-10-24 | BRADLEY INTERNATIONAL AIRPORT / AMERESCO SELECT, INC. | WINDSOR LOCKS, Hartford, CT | Pass | State |
| 2017-10-19 | ELECTRIC BOAT CORPORATION — high-priority violation on file | GROTON (HISTORICAL), New London, CT | Fail | State |
| 2017-10-17 | ALLIED PRINTING SERVICES, INC | MANCHESTER, Hartford, CT | Pass | State |
| 2017-10-12 | CURRENT, INC | EAST HAVEN, New Haven, CT | Fail | State |
| 2017-10-11 | GE STEAM POWER, INC. | BLOOMFIELD, Hartford, CT | Pass | State |
| 2017-10-10 | P I LIQUIDATING, INC. | PROSPECT, New Haven, CT | Pass | State |
| 2017-10-06 | SPARTECH, L.L.C. | STAMFORD, Fairfield, CT | Pass | State |
| 2017-09-15 | LAKE ROAD GENERATING COMPANY LP | KILLINGLY CENTER, Windham, CT | Pass | State |
| 2017-09-14 | LAKE ROAD GENERATING COMPANY LP | KILLINGLY CENTER, Windham, CT | Pass | State |
| 2017-09-13 | NORWALK HOSPITAL ASSOCIATION | NORWALK, Fairfield, CT | Pass | State |
| 2017-09-13 | LAKE ROAD GENERATING COMPANY LP | KILLINGLY CENTER, Windham, CT | Pass | State |
| 2017-09-07 | COVIDIEN LP | NORTH HAVEN, New Haven, CT | Pass | State |
| 2017-09-06 | AHLSTROM POWER WINDSOR LOCKS, LLC — high-priority violation on file | WINDSOR LOCKS, Hartford, CT | Pass | State |
| 2017-09-06 | COVIDIEN LP | NORTH HAVEN, New Haven, CT | Pass | State |
| 2017-08-16 | TILCON CONNECTICUT/ NORTH BRANFORD PLANT | NORTH BRANFORD, New Haven, CT | Pass | State |
| 2017-08-10 | HARTFORD WATER POLLUTION CONTROL FACILITY — high-priority violation on file | HARTFORD, Hartford, CT | Pass | State |
| 2017-08-09 | HARTFORD WATER POLLUTION CONTROL FACILITY — high-priority violation on file | HARTFORD, Hartford, CT | Pass | State |
| 2017-08-08 | HARTFORD WATER POLLUTION CONTROL FACILITY — high-priority violation on file | HARTFORD, Hartford, CT | Pass | State |
| 2017-08-01 | PFIZER GLOBAL MANUFACTURING | GROTON (HISTORICAL), New London, CT | Pass | State |
| 2017-07-28 | CONNECTICUT MUNICIPAL ELECTRIC ENERGY COOPERATIVE - JEWETT CITY SITE — high-priority violation on file | GRISWOLD, New London, CT | Pass | State |
| 2017-07-26 | FUELCELL ENERGY, INC | TORRINGTON, Litchfield, CT | Pass | State |
| 2017-07-26 | FUELCELL ENERGY, INC | TORRINGTON, Litchfield, CT | Pass | State |
| 2017-06-29 | WESLEYAN UNIVERSITY - BOILER PLANT | MIDDLETOWN, Middlesex, CT | Pass | State |
| 2017-06-28 | TILCON CONNECTICUT - PLAINVILLE PLANT | PLAINVILLE, Hartford, CT | Pass | State |
| 2017-06-28 | PLAINFIELD RENEWABLE ENERGY LLC | PLAINFIELD, Litchfield, CT | Pass | State |
| 2017-06-15 | GB II NEW HAVEN, LLC - NEW HAVEN HARBOR STATION | NEW HAVEN, New Haven, CT | Pass | State |
| 2017-06-14 | GB II NEW HAVEN, LLC - NEW HAVEN HARBOR STATION | NEW HAVEN, New Haven, CT | Pass | State |
| 2017-06-13 | ITW GRAPHICS | MANCHESTER, Hartford, CT | Pass | State |
| 2017-06-13 | GB II NEW HAVEN, LLC - NEW HAVEN HARBOR STATION | NEW HAVEN, New Haven, CT | Pass | State |
| 2017-06-02 | U S NAVAL SUBMARINE BASE — high-priority violation on file | GROTON (HISTORICAL), New London, CT | Pass | State |
| 2017-06-01 | U S NAVAL SUBMARINE BASE — high-priority violation on file | GROTON (HISTORICAL), New London, CT | Pass | State |
| 2017-05-26 | WHEELABRATOR LISBON INC. | CONNECTICUT, Undetermined, CT | Pass | State |
| 2017-05-25 | WHEELABRATOR LISBON INC. | CONNECTICUT, Undetermined, CT | Pass | State |
| 2017-05-19 | REWORLD CONNECTICUT COMPANY — high-priority violation on file | PRESTON, New London, CT | Pass | State |
| 2017-05-18 | WHEELABRATOR BRIDGEPORT LP | BRIDGEPORT, Fairfield, CT | Pass | State |
| 2017-05-18 | WHEELABRATOR BRIDGEPORT LP | BRIDGEPORT, Fairfield, CT | Pass | State |
| 2017-05-18 | REWORLD CONNECTICUT COMPANY — high-priority violation on file | PRESTON, New London, CT | Pass | State |
| 2017-05-17 | WHEELABRATOR BRIDGEPORT LP | BRIDGEPORT, Fairfield, CT | Pass | State |
| 2017-05-17 | REWORLD BRISTOL, INC. | BRISTOL, Hartford, CT | Pass | State |
| 2017-05-10 | REWORLD BRISTOL, INC. | BRISTOL, Hartford, CT | Pass | State |
| 2017-05-02 | THE MATTABASSETT DISTRICT — high-priority violation on file | CROMWELL, Middlesex, CT | Pass | State |
| 2017-04-26 | UNIVERSITY OF CONNECTICUT STORRS CAMPUS | MANSFIELD DEPOT, Tolland, CT | Pass | State |
| 2017-04-25 | UNIVERSITY OF CONNECTICUT STORRS CAMPUS | MANSFIELD DEPOT, Tolland, CT | Pass | State |
| 2017-03-24 | GB II CONNECTICUT, LLC - BRIDGEPORT HARBOR STATION | BRIDGEPORT, Fairfield, CT | Pass | State |
| 2017-03-24 | HARTFORD STEAM - 60 COLUMBUS | HARTFORD, Hartford, CT | Pass | State |
| 2017-03-21 | FREEPORT-MCMORAN COPPER PRODUCTS | NORWICH, New London, CT | Pass | State |
| 2017-03-17 | PRATT & WHITNEY, DIVISION OF RTX CORPORATION | MIDDLETOWN, Middlesex, CT | Pass | State |
| 2017-03-17 | PRATT & WHITNEY, DIVISION OF RTX CORPORATION | MIDDLETOWN, Middlesex, CT | Pass | State |
| 2017-03-16 | SIKORSKY AIRCRAFT - MAIN PLANT | STRATFORD, Fairfield, CT | Pass | State |
| 2017-03-15 | GB II CONNECTICUT, LLC - BRIDGEPORT HARBOR STATION | BRIDGEPORT, Fairfield, CT | Fail | State |
| 2017-03-15 | SIKORSKY AIRCRAFT - MAIN PLANT | STRATFORD, Fairfield, CT | Pass | State |
| 2017-03-15 | SIKORSKY AIRCRAFT - MAIN PLANT | STRATFORD, Fairfield, CT | Pass | State |
| 2017-03-15 | SIKORSKY AIRCRAFT - MAIN PLANT | STRATFORD, Fairfield, CT | Pass | State |
| 2017-03-15 | PRATT & WHITNEY, DIVISION OF RTX CORPORATION | MIDDLETOWN, Middlesex, CT | Pass | State |
| 2017-03-09 | BRIDGEPORT ENERGY LLC | BRIDGEPORT, Fairfield, CT | Pass | State |
| 2017-03-09 | PRATT & WHITNEY, DIVISION OF RTX CORPORATION | EAST HARTFORD, Hartford, CT | Pass | State |
| 2017-03-08 | BRIDGEPORT ENERGY LLC | BRIDGEPORT, Fairfield, CT | Fail | State |
| 2017-03-08 | PRATT & WHITNEY, DIVISION OF RTX CORPORATION | EAST HARTFORD, Hartford, CT | Pass | State |
| 2017-03-08 | PRATT & WHITNEY, DIVISION OF RTX CORPORATION | EAST HARTFORD, Hartford, CT | Pass | State |
| 2017-03-03 | 3M PURIFICATION INC. | STAFFORD SPRINGS, Tolland, CT | Pass | State |
| 2017-02-23 | ELECTRIC BOAT CORPORATION — high-priority violation on file | GROTON (HISTORICAL), New London, CT | Pass | State |
| 2017-02-22 | BOEHRINGER INGELHEIM PHARMACEUTICALS INC | RIDGEFIELD, Fairfield, CT | Pass | State |
| 2017-02-22 | BOEHRINGER INGELHEIM PHARMACEUTICALS INC | RIDGEFIELD, Fairfield, CT | Pass | State |
| 2017-02-22 | HAMILTON SUNDSTRAND CORPORATION - COLLINS AEROSPACE | WINDSOR LOCKS, Hartford, CT | Pass | State |
| 2017-02-22 | ELECTRIC BOAT CORPORATION — high-priority violation on file | GROTON (HISTORICAL), New London, CT | Pass | State |
| 2017-02-21 | IROQUOIS - MILFORD COMPRESSOR STATION | MILFORD, New Haven, CT | Pass | State |
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Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.