Subase Microgrid Project

Naval Submarine Base New Londo, Groton, CT 6340

Plant Summary Information

Subase Microgrid Project is ranked #32 out of 158 power plants in Connecticut in terms of total annual net electricity generation.

Subase Microgrid Project is comprised of 2 generators and generated 10.8 GWh during the 3-month period between September 2024 to December 2024.

Plant Name	Subase Microgrid Project
Utility Name	Connecticut Mun Elec Engy Coop
Location	Southeastern Connecticut Planning Region, CT
Initial Operation Date	December 2022
Last Update	Dec 2024
Annual Generation	43.1 GWh
Annual Consumption	548.9 k MMBtu
Ranked #4,205 out of 12,299 Power Plants Nationwide
Ranked #1,136 out of 2,221 Natural Gas Power Plants Nationwide
Ranked #32 out of 158 Connecticut Power Plants
Ranked #21 out of 53 Connecticut Natural Gas Power Plants
Fuel Types	Natural Gas

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Summary Information
Plant Name	Subase Microgrid Project (59701)
Plant Address	Naval Submarine Base New Londo, Groton, CT 6340
Utility	Connecticut Mun Elec Engy Coop (4180)
Latitude, Longitude	41.40001, -72.08599
Generation Dates on File	Dec 2022 to Dec 2024
Initial Operation Date	December 2022
Annual Generation	43.1 GWh
Fuel Types	Natural Gas

Federal Energy Regulatory Commission (FERC) Information
FERC Cogeneration Status	No
FERC Small Power Producer Status	No
FERC Exempt Wholesale Generator Status	No

Regulatory Information
Regulatory Status	Regulated
NERC Region	NPCC
Balancing Authority	ISO New England Inc. (ISNE)
NAICS Code	Utilities (22)
Sector	Electric Utility (1)
Water Source
Ash Impoundment	No
Transmission / Distribution Owner	Groton Dept of Utilities - (CT) (7716) CT
Grid Voltage	13.80 kV
Energy Storage	No

Natural Gas Information
Local Distribution Company (LDC)	YANKEE GAS SVC CO
Natural Gas Storage	No

* Data obtained from the 2024 EIA 860 Report

Status	Operating
First Operation Date	December 2022
Combined Heat & Power	No
Sector Name	Electric Utility (1)
Energy Source	Natural Gas
Solid Fuel Gasification	No
Carbon Capture Technology	No
Time From Cold Shutdown To Full Load	OVER
Multiple Fuels	No

Status	Operating
First Operation Date	December 2022
Combined Heat & Power	No
Sector Name	Electric Utility (1)
Energy Source	Natural Gas
Solid Fuel Gasification	No
Carbon Capture Technology	No
Time From Cold Shutdown To Full Load	OVER
Multiple Fuels	No

Owner Name	Address	Generator	Ownership
Fuel Cell Energy	3 Great Pasture Road, Danbury, CT 6810	Generator SFC1	100.00%
Fuel Cell Energy	3 Great Pasture Road, Danbury, CT 6810	Generator SFC2	100.00%

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

Rank	Plant Name	Plant Location	Annual Generation
#1126	Hartford Hospital Cogeneration	Hartford, CT	43.8 GWh
#1127	Waterbury Generation	Waterbury, CT	43.8 GWh
#1128	West Marinette 34	Peshtigo, WI	43.6 GWh
#1129	Tesoro Kenai Cogeneration Plant	Kenai, AK	43.6 GWh
#1130	Crete Energy Venture LLC	Crete, IL	43.6 GWh
#1131	Port Allen (LA)	Port Allen, LA	43.4 GWh
#1132	Hibbing	Hibbing, MN	68.3 GWh
#1133	US GSA Heating and Transmission	Washington, DC	43.1 GWh
#1134	U S Alliance Coosa Pines	Coosa Pines, AL	141.9 GWh
#1135	Soldotna	Soldotna, AK	42.1 GWh
#1137	West Campus Steam Plant	University Park, PA	42.9 GWh
#1138	Fernandina Plant	Fernandina Beach, FL	192.3 GWh
#1139	Otter Creek Ethanol Poet - Ashton	Ashton, IA	42.6 GWh
#1140	Bucknell University	Lewisburg, PA	43.3 GWh
#1141	Coalinga 25D Cogen	Coalinga, CA	42.3 GWh
#1142	Louisiana Tech University Power Plant	Ruston, LA	42.3 GWh
#1143	Arizona State University CHP	Tempe, AZ	42.3 GWh
#1144	Erving Paper Mills	Erving, MA	42.7 GWh
#1145	SJ/SC WPCP	San Jose, CA	83.7 GWh
#1146	Mars Wrigley Confectionery US, LLC	Hackettstown, NJ	41.7 GWh

Below are closest 20 power plants surrounding Subase Microgrid Project.

Plant Name	Plant Location	Annual Generation	Distance
Antares-GRE 314 East Lyme LLC	East Lyme, CT	3.9 GWh	7.8 mi
Bridge Street 1 & 2	Groton, CT	458.0 MWh	2.6 mi
CMEEC - Navy NE Trident	Groton, CT	1.3 GWh	0.5 mi
CMEEC - Polaris Park Solar Hybrid	Gordon, CT	4.9 GWh	1.4 mi
CMEEC - Rogers Rd Solar	Norwich, CT	875.0 MWh	9.7 mi
Conn Mun Electric Energy Coop	Norwich, CT	1.1 GWh	9.7 mi
Connecticut College	New London, CT	9.1 GWh	1.6 mi
Covanta Southeastern Connecticut Company	Preston, CT	113.2 GWh	5.3 mi
Fort Hill 1, 2, 3 & 4	Uncasville, CT	520.0 MWh	5 mi
Foxwoods CoGen	Mashantucket, CT	10.8 GWh	8.2 mi
Gary Court 1 & 2	Groton, CT	422.0 MWh	5.6 mi
Millstone	Waterford, CT	16.5 TWh	7.5 mi
Montville Station	Uncasville, CT	27.8 GWh	2.1 mi
Naval Sub Base New London Fuel Cell	Groton, CT	34.2 GWh	0 mi
Norwich WWTP	Norwich, CT	1.0 MWh	8.7 mi
Pfizer Groton Fuel Cell	Groton, CT	30.1 GWh	4.6 mi
Pfizer Groton Plant	Groton, CT	80.4 GWh	4.7 mi
Rand Whitney CHP Plant	Montville, CT	133.2 GWh	4.5 mi
Water Treatment 1 & 2	Groton, CT	306.0 MWh	4.3 mi
Yale New Haven - New London	New London, CT	14.6 GWh	4.5 mi