Water Treatment 1 & 2

1268 Poquonnock Rd, Groton, CT 6340

Plant Summary Information

Water Treatment 1 & 2 is ranked #16 out of 21 distillate fuel oil power plants in Connecticut in terms of total annual net electricity generation.

Water Treatment 1 & 2 is comprised of 2 generators and generated 71.0 MWh during the 3-month period between December 2024 to March 2025.

Plant Name	Water Treatment 1 & 2
Utility Name	Connecticut Mun Elec Engy Coop
Location	Southeastern Connecticut Planning Region, CT
Initial Operation Date	October 2010
Last Update	Mar 2025
Annual Generation	303.0 MWh
Annual Consumption	3.5 k MMBtu
Ranked #11,568 out of 12,288 Power Plants Nationwide
Ranked #580 out of 1,233 Distillate Fuel Oil Power Plants Nationwide
Ranked #150 out of 158 Connecticut Power Plants
Ranked #16 out of 21 Connecticut Distillate Fuel Oil Power Plants
Fuel Types	Distillate Fuel Oil

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Monthly Net Generation for Water Treatment 1 & 2

Water Treatment 1 & 2 Details

Summary Information
Plant Name	Water Treatment 1 & 2 (57605)
Plant Address	1268 Poquonnock Rd, Groton, CT 6340
Utility	Connecticut Mun Elec Engy Coop (4180)
Latitude, Longitude	41.3469, -72.0411
Generation Dates on File	Jan 2011 to Mar 2025
Initial Operation Date	October 2010
Annual Generation	303.0 MWh
Fuel Types	Distillate Fuel Oil

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

* Data obtained from the 2024 EIA 860 Report

Generator WT1 Details Operating October 2010

Technology	Petroleum Liquids
Prime Mover	Internal Combustion Engine
Ownership	Single Owner
Nameplate Capacity	2.6 MW
Nameplate Power Factor	0.8
Summer Capacity	2.5 MW
Winter Capacity	2.5 MW
Minimum Load	1.5 MW
Uprate/Derate Completed	No

Status	Operating
First Operation Date	October 2010
Combined Heat & Power	No
Sector Name	Electric Utility (1)
Energy Source	Distillate Fuel Oil
Solid Fuel Gasification	No
Carbon Capture Technology	No
Time From Cold Shutdown To Full Load	10M
Multiple Fuels	No

Generator WT2 Details Operating October 2010

Technology	Petroleum Liquids
Prime Mover	Internal Combustion Engine
Ownership	Single Owner
Nameplate Capacity	2.6 MW
Nameplate Power Factor	0.8
Summer Capacity	2.5 MW
Winter Capacity	2.5 MW
Minimum Load	1.5 MW
Uprate/Derate Completed	No

Status	Operating
First Operation Date	October 2010
Combined Heat & Power	No
Sector Name	Electric Utility (1)
Energy Source	Distillate Fuel Oil
Solid Fuel Gasification	No
Carbon Capture Technology	No
Time From Cold Shutdown To Full Load	10M
Multiple Fuels	No

Water Treatment 1 & 2 Plant Owners

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

Power Plants with Similar Net Generation

Power plants with a similar annual net generation from Distillate Fuel Oil.

Rank	Plant Name	Plant Location	Annual Generation
#570	Saint Marys Hospital Power Plant	Rochester, MN	55.5 GWh
#571	Clewiston Sugar House	Clewiston, FL	269.5 GWh
#572	Earl F Wisdom	Spencer, IA	7.1 GWh
#573	Seville	Seville, OH	314.0 MWh
#574	Humboldt Sawmill Company	Scotia, CA	111.2 GWh
#575	Ephrata PA BTM	Lancaster, PA	309.0 MWh
#576	Augusta Electric Plant No 2	Augusta, KS	1.6 GWh
#577	Gerald Andrus	Greenville, MS	434.9 GWh
#578	Hank Nikkels Plant 1	Anchorage, AK	41.2 GWh
#579	Blue Spruce Energy Center	Aurora, CO	581.7 GWh
#581	Higginsville	Higginsville, MO	6.4 GWh
#582	Bristol Myers Squibb Lawrenceville	Lawrenceville, NJ	44.2 GWh
#583	Richard M Flynn	Holtsville, NY	469.0 GWh
#584	Chanute 3	Chanute, KS	715.0 MWh
#585	North Branch (MN)	North Branch, MN	300.0 MWh
#586	Caithness Long Island Energy Center	Yaphank, NY	1.9 TWh
#587	Smithfield Packaged Meats Corp.	Wilson, NC	298.0 MWh
#588	Perdue Diesel Generation Facility	Accomack, VA	286.0 MWh
#589	Westchester County Medical Center	Valhalla, NY	285.0 MWh
#590	Milford	Milford, IA	283.0 MWh

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Below are closest 20 power plants surrounding Water Treatment 1 & 2.

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Antares-GRE 314 East Lyme LLC	East Lyme, CT	3.7 GWh	11.1 mi
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Fort Hill 1, 2, 3 & 4	Uncasville, CT	519.0 MWh	9.1 mi
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Gary Court 1 & 2	Groton, CT	422.0 MWh	1.3 mi
Millstone	Waterford, CT	17.1 TWh	7 mi
Montville Station	Uncasville, CT	27.8 GWh	6.4 mi
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White Rock Road LLC	Westerly, RI	7.4 GWh	11.1 mi
Yale New Haven - New London	New London, CT	14.6 GWh	3.4 mi