State Summary For Connecticut
See this as a press release
Overall
Summary for Connecticut Value
Total 2023 CO2 equivalent emissions (millions of metric tons): 11.1
Percentage of national total: 0.4
Rank among US states (1=top): 41
Top 5 Polluter Companies in Connecticut
Top 5 Sectors in Connecticut
Sector Name CO2 equivalent emissions (mmt) Num. facilities
Power Plants 9.2 15
Solid Waste Combustion 0.6 4
Universities 0.3 3
Other Paper Producers 0.2 2
Natural Gas Transmission/Compression 0.2 4
All facilities in Connecticut
Basic data displayed (
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(Click on column headers to re-sort table: current sort is by CO2 equivalent emissions (mt) descending.)
(Links on facility names lead to FLIGHT reports.)
Facility Name Parent CO2 equivalent emissions (mt) Split *
Lake Road Generating Company Vistra Energy 2,159,025
CPV Towantic Energy Center CPV Towantic Energy Center 1,938,201
Milford Power Company LLC Vistra Energy 1,425,973
Bridgeport Harbor Station ArcLight Capital Partners 1,067,502
KLEEN ENERGY SYSTEMS POWER PLANT ArcLight Capital Partners 1,014,344
Bridgeport Energy Carlyle Group 1,012,876
Wheelabrator Bridgeport L.P. Macquarie 309,543
KIMBERLY-CLARK TISSUE MILL Kimberly-Clark 139,055
Middletown ArcLight Capital Partners 132,892
SOUTHEASTERN CT RESOURCE RECOVERY FACILITY EQT AB 103,873
YALE UNIVERSITY - SCHOOL OF MEDICINE Yale University 98,781
YALE UNIVERSITY CENTRAL POWER PLANT Yale University 95,584
UNIVERSITY OF CONNECTICUT State of Connecticut 95,456
Pratt & Whitney, East Hartford RTX Corporation 93,595
Southern Connecticut Gas Company Iberdrola 93,280
RAND-WHITNEY CONTAINERBOARD LP Kraft Group 92,177
Wallingford Energy, LLC LS Power 91,363
Pfizer Pfizer 88,454
Algonquin Power Windsor Locks, LLC Algonquin Power & Utilities 87,638
COVANTA BRISTOL, INC EQT AB 85,036
MANCHESTER LANDFILL Town of Manchester, CT 80,880
Wheelabrator Lisbon Inc. Macquarie 75,615
Cromwell Enbridge 67,980
Oxford Station Enbridge 55,953
SIKORSKY AIRCRAFT HEADQUARTERS Lockheed Martin 52,376
IROQUOIS GAS TRANSMISSION SYSTEM, L.P. - BROOKFIELD COMPRESSOR STATION IROQUOIS GAS TRANSMISSION SYSTEM LP 50,539
Chaplin Station Enbridge 50,426
Connecticut Natural Gas Company Iberdrola 42,381
FRITO-LAY PepsiCo 40,905
Hartford Hospital Cogeneration Facility Vauban Infrastructure Partners 39,791
Montville ArcLight Capital Partners 38,782
Yankee Gas Supply EverSource Energy 38,238
Naval Submarine Base New London U.S. Government 33,690
PRATT & WHITNEY MIDDLETOWN RTX Corporation 31,814
Hartford Steam - Columbus Plant Vauban Infrastructure Partners 31,798
Hamilton Sundstrand Corporation RTX Corporation 29,237
New Haven Harbor Station ArcLight Capital Partners 28,841
Mohegan Tribe of Indians of Connecticut MOHEGAN TRIBE OF INDIANS OF CONNECTICUT 28,085
Waterbury Generation Hull Street Energy 21,363
The United Illuminating Company Iberdrola 3,322
Norwich City of Norwich, CT 1,842
For more information on the data, see the
technical notes .
* Split: if 50% appears in this column, then the facility's emissions have been split among two 50/50% ownership parent companies.
