Pratt & Whitney

400 Main, East Hartford, CT 6108

Plant Summary Information

Pratt & Whitney is ranked #27 out of 161 power plants in Connecticut in terms of total annual net electricity generation.

Pratt & Whitney is comprised of 1 generator and generated 3.4 GWh during the 3-month period between November 2025 to February 2026.

Plant Name	Pratt & Whitney
Utility Name	United Technologies
Location	Capitol Planning Region, CT
Initial Operation Date	January 1992
Last Update	Feb 2026
Annual Generation	55.7 GWh
Annual Consumption	778.4 k MMBtu
Ranked #4,030 out of 12,637 Power Plants Nationwide
Ranked #1,045 out of 2,243 Natural Gas Power Plants Nationwide
Ranked #27 out of 161 Connecticut Power Plants
Ranked #17 out of 53 Connecticut Natural Gas Power Plants
Fuel Types	Natural Gas

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Summary Information
Plant Name	Pratt & Whitney (54605)
Plant Address	400 Main, East Hartford, CT 6108
Utility	United Technologies (21621)
Latitude, Longitude	41.74833, -72.63669
Generation Dates on File	Jan 2001 to Feb 2026
Initial Operation Date	January 1992
Annual Generation	55.7 GWh
Fuel Types	Natural Gas

Federal Energy Regulatory Commission (FERC) Information
FERC Cogeneration Status	Yes
FERC Cogeneration Docket Number	91-44-000
FERC Small Power Producer Status	No
FERC Exempt Wholesale Generator Status	No

Regulatory Information
Regulatory Status	Non-Regulated
NERC Region	NPCC
Balancing Authority	ISO New England Inc. (ISNE)
NAICS Code	Transportation Equipment Manufacturing (336)
Sector	Industrial CHP (7)
Water Source	Closed Loop Tower Cooling
Ash Impoundment	No
Transmission / Distribution Owner	Connecticut Light & Power Co (4176) CT
Grid Voltage	22.30 kV
Energy Storage	No

Natural Gas Information
Pipeline Name	Algonquin Gas Transmission Company
Natural Gas Storage	No
Liquefied Natural Gas Storage	No

* Data obtained from the 2024 EIA 860 Report

Technology	Natural Gas Fired Combustion Turbine
Prime Mover	Combustion Turbine
Ownership	Single Owner
RTO ISO LMP Node Designation	4004 Z Connecticut
RTO ISO Location Designation For Reporting Wholesale Sales Data	4004 Z Connecticut
Nameplate Capacity	25.8 MW
Nameplate Power Factor	0.85
Summer Capacity	28 MW
Winter Capacity	31 MW
Minimum Load	12 MW
Uprate/Derate Completed	No
Status	Operating

First Operation Date	January 1992
Combined Heat & Power	Yes
Sector Name	Industrial CHP (7)
Topping Or Bottoming	T
Energy Source	Natural Gas / Distillate Fuel Oil
Solid Fuel Gasification	No
Carbon Capture Technology	No
Time From Cold Shutdown To Full Load	1H
Multiple Fuels	Yes
Cofire Fuels	No
Switch Between Oil And Natural Gas	Yes

Multifuel Details
Switch When Operating	Yes
Net Summer Capacity With Natural Gas	28 MW
Net Winter Capacity With Natural Gas	31 MW
Net Summer Capacity With Oil	27 MW
Net Winter Capacity With Oil	27 MW
Time To Switch From Gas To Oil	1H
Time To Switch From Oil To Gas	1H
Factors That Limit Switching	Yes
Storage Limits	Yes
Air Permit Limits	Yes

Owner Name	Address	Ownership
*We couldn't locate any owners for this plant*

Power plants with a similar annual net generation from Natural Gas.

Rank	Plant Name	Plant Location	Annual Generation
#1035	Cymric 36W Cogen	McKittrick, CA	59.2 GWh
#1036	DTE Atlantic, LLC	Atlantic City, NJ	59.1 GWh
#1037	Osawatomie	Miami, KS	58.8 GWh
#1038	Little Dixie	Centrahoma, OK	58.3 GWh
#1039	Cimarron River	Liberal, KS	57.7 GWh
#1040	Pine Bluff Mill	Pine Bluff, AR	289.0 GWh
#1041	Crete Energy Venture LLC	Crete, IL	56.5 GWh
#1042	Phelps Dodge Refining	El Paso, TX	56.1 GWh
#1043	Coolidge Generation Station	Coolidge, AZ	55.8 GWh
#1044	Niland Gas Turbine Plant	Niland, CA	55.7 GWh
#1046	SWM Fuel Cell	Yaphank, NY	55.6 GWh
#1047	Saint Marys Hospital Power Plant	Rochester, MN	56.1 GWh
#1048	Bristol Myers Squibb New Brunswick	New Brunswick, NJ	55.5 GWh
#1049	R M Heskett	Mandan, ND	55.4 GWh
#1050	Gilbert	Milford, NJ	54.8 GWh
#1051	Georgia-Pacific Wauna Mill	Clatskanie, OR	167.6 GWh
#1052	W&T Onshore Treating Facility (OTF)	Theodore, AL	54.6 GWh
#1053	Corpus Christi	Corpus Christi, TX	54.6 GWh
#1054	Georgia-Pacific Taylorsville Plywood	Taylorsville, MS	54.6 GWh
#1055	AOC, Capitol Power Plant	Washington, DC	54.5 GWh

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Niagara Bottling - Bloomfield	Bloomfield, CT	4.5 GWh	8.9 mi
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