Pratt & Whitney

400 Main, East Hartford, CT 6108

Plant Summary Information

Pratt & Whitney is ranked #27 out of 156 power plants in Connecticut in terms of total annual net electricity generation.

Pratt & Whitney is comprised of 1 generator and generated 15.5 GWh during the 3-month period between December 2025 to March 2026.

Plant Name	Pratt & Whitney
Utility Name	United Technologies
Location	Capitol Planning Region, CT
Initial Operation Date	January 1992
Last Update	Mar 2026
Annual Generation	65.6 GWh
Annual Consumption	829.9 k MMBtu
Ranked #3,855 out of 12,332 Power Plants Nationwide
Ranked #1,004 out of 2,179 Natural Gas Power Plants Nationwide
Ranked #27 out of 156 Connecticut Power Plants
Ranked #17 out of 51 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 Mar 2026
Initial Operation Date	January 1992
Annual Generation	65.6 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
#994	North 1st	Brooklyn, NY	67.6 GWh
#995	Brownsville Peaking Power	Brownsville, TN	67.5 GWh
#996	McKittrick Cogen	McKittrick, CA	67.5 GWh
#997	New Haven Harbor	New Haven, CT	167.4 GWh
#998	Pfizer Groton Plant	Groton, CT	75.8 GWh
#999	Fredonia (WA)	Mt Vernon, WA	68.2 GWh
#1000	Parnassus Central Utility Plant	San Francisco, CA	66.3 GWh
#1001	MMSD Jones Island Wastewater	Milwaukee, WI	81.2 GWh
#1002	Pio Pico Energy Center	San Diego, CA	65.9 GWh
#1003	Friendswood Energy	Houston, TX	65.7 GWh
#1005	Spruance Operating Services LLC	Richmond, VA	65.5 GWh
#1006	NRG Rockford II Energy Center	Rockford, IL	64.6 GWh
#1007	International Paper Vicksburg Mill	Vicksburg, MS	221.4 GWh
#1008	Inver Hills	Inver Grove Heights, MN	64.2 GWh
#1009	Lakefield Junction	Trimont, MN	63.9 GWh
#1010	International Paper Riegelwood Mill	Riegelwood, NC	355.0 GWh
#1011	South Plant (CO)	Colorado Springs, CO	63.8 GWh
#1012	The Andersons Albion Ethanol LLC	Albion, MI	63.4 GWh
#1013	Dartmouth Power Associates LP	Dartmouth, MA	63.0 GWh
#1014	Essex	Essex, MO	62.6 GWh

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Manchester Community College East	Manchester, CT	1.5 GWh	4.2 mi
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Niagara Bottling - Bloomfield	Bloomfield, CT	4.5 GWh	8.9 mi
Norcap North	East Windsor, CT	3.5 GWh	10.4 mi
Norcap South	East Windsor, CT	3.6 GWh	10.4 mi
Pepperidge Farm Bloomfield	Bloomfield, CT	15.5 GWh	9.4 mi
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Ticket Network South Windsor	South Windsor, CT	1.6 GWh	8.4 mi
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Trinity College Fuel Cell	Hartford, CT	11.5 GWh	2.7 mi
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