Exelon Medway LLC

9 Summer Street, Medway, MA 2053

Plant Summary Information

Exelon Medway LLC is ranked #7 out of 33 distillate fuel oil power plants in Massachusetts in terms of total annual net electricity generation.

Exelon Medway LLC is comprised of 3 generators and generated 755.6 MWh during the 3-month period between September 2023 to December 2023.

Plant Name	Exelon Medway LLC
Utility Name	Constellation Power, Inc
Location	Norfolk County, MA
Initial Operation Date	July 1970
Last Update	Dec 2023
Annual Generation	3.7 GWh
Annual Consumption	83.5 k MMBtu
Ranked #8,379 out of 11,852 Power Plants Nationwide
Ranked #211 out of 1,262 Distillate Fuel Oil Power Plants Nationwide
Ranked #297 out of 598 Massachusetts Power Plants
Ranked #7 out of 33 Massachusetts Distillate Fuel Oil Power Plants
Fuel Types	Distillate Fuel Oil
Previous Operator	Exelon Power (2013 to 2021) Constellation Power, Inc (2022 to 2023)

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Monthly Net Generation for Exelon Medway LLC

Exelon Medway LLC Details

Summary Information
Plant Name	Exelon Medway LLC (1592)
Plant Address	9 Summer Street, Medway, MA 2053
Utility	Constellation Power, Inc (6035)
Latitude, Longitude	42.14003, -71.44644
Generation Dates on File	Jan 2001 to Dec 2023
Initial Operation Date	July 1970
Annual Generation	3.7 GWh
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	Yes
FERC Exempt Wholesale Generator Docket Number	98-42-000

Regulatory Information
Regulatory Status	Non-Regulated
NERC Region	NPCC
Balancing Authority	ISO New England Inc. (ISNE)
NAICS Code	Utilities (22)
Sector	IPP Non-CHP (2)
Water Source	NA
Ash Impoundment	No
Transmission / Distribution Owner	NSTAR Electric Company (54913) MA
Grid Voltage	230.00 kV / 115.00 kV
Energy Storage	No

* Data obtained from the 2023 EIA 860 Report

Generator GT1 Details Operating July 1970

Technology	Petroleum Liquids
Prime Mover	Combustion Turbine
Ownership	Single Owner
RTO ISO LMP Node Designation	UN.W_MEDWAY13.8WMJ1
RTO ISO Location Designation For Reporting Wholesale Sales Data	UN.W_MEDWAY13.8WMJ1
Nameplate Capacity	45 MW
Nameplate Power Factor	0.85
Summer Capacity	41.3 MW
Winter Capacity	58.8 MW
Minimum Load	20 MW

Uprate/Derate Completed	No
Status	Operating
First Operation Date	July 1970
Combined Heat & Power	No
Sector Name	IPP Non-CHP (2)
Energy Source	Distillate Fuel Oil
Solid Fuel Gasification	No
Carbon Capture Technology	No
Time From Cold Shutdown To Full Load	1H
Multiple Fuels	No

Generator GT3 Details Operating July 1970

Technology	Petroleum Liquids
Prime Mover	Combustion Turbine
Ownership	Single Owner
RTO ISO LMP Node Designation	UN.MEDWAYJ313.8WMJ3
RTO ISO Location Designation For Reporting Wholesale Sales Data	UN.MEDWAYJ313.8WMJ3
Nameplate Capacity	45 MW
Nameplate Power Factor	0.85
Summer Capacity	42 MW
Winter Capacity	62.4 MW
Minimum Load	20 MW

Uprate/Derate Completed	No
Status	Operating
First Operation Date	July 1970
Combined Heat & Power	No
Sector Name	IPP Non-CHP (2)
Energy Source	Distillate Fuel Oil
Solid Fuel Gasification	No
Carbon Capture Technology	No
Time From Cold Shutdown To Full Load	1H
Multiple Fuels	No

Generator GT2 Details Operating March 1971

Technology	Petroleum Liquids
Prime Mover	Combustion Turbine
Ownership	Single Owner
RTO ISO LMP Node Designation	UN.W_MEDWAY13.8WMJ2
RTO ISO Location Designation For Reporting Wholesale Sales Data	UN.W_MEDWAY13.8WMJ2
Nameplate Capacity	45 MW
Nameplate Power Factor	0.85
Summer Capacity	39.8 MW
Winter Capacity	61.6 MW
Minimum Load	20 MW

Uprate/Derate Completed	No
Status	Operating
First Operation Date	March 1971
Combined Heat & Power	No
Sector Name	IPP Non-CHP (2)
Energy Source	Distillate Fuel Oil
Solid Fuel Gasification	No
Carbon Capture Technology	No
Time From Cold Shutdown To Full Load	1H
Multiple Fuels	No

Exelon Medway LLC 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
#201	Hoonah	Hoonah, AK	4.2 GWh
#202	Kendall Square Station	Cambridge, MA	1.6 TWh
#203	Healy	Healy, AK	385.0 GWh
#204	Hutchinson Energy Center	Hutchinson, KS	24.9 GWh
#205	Astoria Energy	New York, NY	4.3 TWh
#206	Toksook Bay	Toksook Bay, AK	3.9 GWh
#207	Potter Station 2	Braintree, MA	32.3 GWh
#208	Bonanza	Vernal, UT	3.3 TWh
#209	NSB Anaktuvuk Pass	Anaktuvuk Pass, AK	3.7 GWh
#210	Edgewater	Sheboygan, WI	2.0 TWh
#212	San Miguel	Christine, TX	1.3 TWh
#213	Trenton Channel	Trenton, MI	574.8 GWh
#214	E D Edwards	Bartonville, IL	2.7 TWh
#215	Ocean State Power II	Harrisville, RI	1.1 TWh
#216	Kanoelehua	Hilo, HI	3.6 GWh
#217	Gravel Neck	Surry, VA	89.3 GWh
#218	Troy Energy LLC	Luckey, OH	821.7 GWh
#219	NSB Point Lay Utility	PT Lay, AK	3.6 GWh
#220	Hooper Bay	Hooper Bay, AK	3.6 GWh
#221	Jim Bridger	Point of Rocks, WY	8.3 TWh

Nearby Power Plants

Below are closest 20 power plants surrounding Exelon Medway LLC.

Plant Name	Plant Location	Annual Generation	Distance
126 Grove Solar LLC	Franklin, MA	2.1 GWh	4.6 mi
ANP Bellingham Energy Project	Bellingham, MA	2.5 TWh	2.1 mi
ANP Blackstone Energy Project	Blackstone, MA	2.0 TWh	6.6 mi
Bellingham Cogeneration Facility	Bellingham, MA	102.2 GWh	3.8 mi
Bourne (MA) - Holliston I	Holliston, MA	3.2 GWh	2.6 mi
BWC Muddy Brook, LLC Hybrid	Mendon, MA	1.6 GWh	4.3 mi
BWC Wading River One, Two, Three CSG	Mendon, MA	4.8 GWh	5.6 mi
Centaurus Solar - MA	Ashland, MA	3.8 GWh	7.9 mi
Exelon West Medway II LLC	Medway, MA	197.3 GWh	0.2 mi
Franklin 1	Wrentham, MA	4.1 GWh	7.4 mi
Franklin 2	Franklin, MA	5.3 GWh	6.6 mi
Holliston LLC	Holliston, MA	2.0 GWh	5.2 mi
Holliston Solar CSG	Holliston, MA	1.4 GWh	2.3 mi
Hopkinton CSG	Hopkinton, MA	2.7 GWh	6.2 mi
Kearsarge Bellingham PV	Bellingham, MA	4.8 GWh	4.8 mi
Kearsarge Upper Union	Franklin, MA	1.3 GWh	6.8 mi
Kearsarge William Way	Bellingham, MA	7.2 GWh	4.7 mi
Mendon	Mendon, MA	3.9 GWh	4.1 mi
Milford Power LP	Milford, MA	210.3 GWh	3.4 mi
Town of Norfolk MA at Medway Branch	Norfolk, MA	1.9 GWh	5.5 mi