Boatlock

28 Gatehouse Road, Holyoke, MA 1040

Plant Summary Information

Boatlock is ranked #12 out of 25 hydroelectric power plants in Massachusetts in terms of total annual net electricity generation.

Boatlock is comprised of 3 generators and generated 2.3 GWh during the 3-month period between September 2025 to December 2025.

Plant Name	Boatlock
Utility Name	City of Holyoke Gas and Elec Dept - (MA)
Location	Hampden County, MA
Initial Operation Date	January 1921
Last Update	Dec 2025
Annual Generation	11.6 GWh
Annual Consumption	44.0 k MMBtu
Ranked #6,009 out of 13,081 Power Plants Nationwide
Ranked #862 out of 1,311 Water Power Plants Nationwide
Ranked #59 out of 648 Massachusetts Power Plants
Ranked #12 out of 25 Massachusetts Water Power Plants
Fuel Types	Water
Previous Operator	City of Holyoke Gas and Electric Dept. (2013 to 2024) City of Holyoke Gas and Elec Dept - (MA) (2025 to 2025)

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Summary Information
Plant Name	Boatlock (1603)
Plant Address	28 Gatehouse Road, Holyoke, MA 1040
Utility	City of Holyoke Gas and Elec Dept - (MA) (8776)
Latitude, Longitude	42.2086, -72.6014
Generation Dates on File	Jan 2001 to Dec 2025
Initial Operation Date	January 1921
Annual Generation	11.6 GWh
Fuel Types	Water

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	Connecticut River
Ash Impoundment	No
Transmission / Distribution Owner	City of Holyoke - (MA) (8774) MA
Grid Voltage	13.80 kV
Energy Storage	No

* Data obtained from the 2025 EIA 860 Report

Technology	Conventional Hydroelectric
Prime Mover	Hydroelectric Turbine
Ownership	Single Owner
Nameplate Capacity	0.7 MW
Nameplate Power Factor	0.9
Summer Capacity	0.7 MW
Winter Capacity	0.7 MW
Minimum Load	0.3 MW
Uprate/Derate Completed	No

Status	Operating
First Operation Date	January 1921
Combined Heat & Power	No
Sector Name	Electric Utility (1)
Energy Source	Water
Solid Fuel Gasification	No
Carbon Capture Technology	No
Time From Cold Shutdown To Full Load	10M

Technology	Conventional Hydroelectric
Prime Mover	Hydroelectric Turbine
Ownership	Single Owner
Nameplate Capacity	1.2 MW
Nameplate Power Factor	0.8
Summer Capacity	1.5 MW
Winter Capacity	1.5 MW
Minimum Load	0.8 MW
Uprate/Derate Completed	No

Status	Operating
First Operation Date	January 1924
Combined Heat & Power	No
Sector Name	Electric Utility (1)
Energy Source	Water
Solid Fuel Gasification	No
Carbon Capture Technology	No
Time From Cold Shutdown To Full Load	10M

Technology	Conventional Hydroelectric
Prime Mover	Hydroelectric Turbine
Ownership	Single Owner
Nameplate Capacity	1.2 MW
Nameplate Power Factor	0.8
Summer Capacity	1.2 MW
Winter Capacity	1.2 MW
Minimum Load	0.8 MW
Uprate/Derate Completed	No

Status	Operating
First Operation Date	January 1924
Combined Heat & Power	No
Sector Name	Electric Utility (1)
Energy Source	Water
Solid Fuel Gasification	No
Carbon Capture Technology	No
Time From Cold Shutdown To Full Load	10M

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

Power plants with a similar annual net generation from Water.

Rank	Plant Name	Plant Location	Annual Generation
#852	Clear Lake	Buhl, ID	11.8 GWh
#853	Nacimiento Hydro Project	Bradley, CA	11.8 GWh
#854	Allegan Dam	Allegan, MI	11.7 GWh
#855	Sewalls	Watertown, NY	11.7 GWh
#856	International Paper Jay Hydro	Jay, ME	11.7 GWh
#857	New Lahontan	Fallon, NV	11.7 GWh
#858	Kasidaya Creek Hydro	Skagway, AK	11.7 GWh
#859	Spring Gap	Long Barn, CA	11.6 GWh
#860	Siphon Drop Power Plant	Winterhaven, CA	11.6 GWh
#861	Neversink	Grahmsville, NY	11.6 GWh
#863	Norwood	Norwood, NY	11.6 GWh
#864	Cedar Cliff	Tuckasegee, NC	11.6 GWh
#865	South	Manton, CA	11.5 GWh
#866	Gardners Falls	Buckland, MA	11.4 GWh
#867	Waterbury 22	Waterbury, VT	11.4 GWh
#868	Piercefield	Piercefield, NY	11.4 GWh
#869	Frankenheimer Power Plant	Oakdale, CA	11.3 GWh
#870	Raymondville	Norfolk, NY	11.3 GWh
#871	Indian Valley Dam Hydro Project	Clearlake Oaks, CA	11.2 GWh
#872	Unionville Hydro Project 2499 NY	Norwood, NY	11.2 GWh

Below are closest 20 power plants surrounding Boatlock.

Plant Name	Plant Location	Annual Generation	Distance
Ameresco Chicopee Energy	Chicopee, MA	3.7 GWh	4.6 mi
Cabot Holyoke	Holyoke, MA	3.0 GWh	0.7 mi
CED Chicopee Solar	Chicopee, MA	4.8 GWh	2.6 mi
Chemical	Holyoke, MA	5.1 GWh	1.2 mi
Chicopee	Chicopee, MA	2.3 GWh	5 mi
Chicopee Granby Road Solar	Chicopee, MA	2.4 GWh	3.5 mi
Chicopee River Solar	Springfield, MA	2.9 GWh	4.8 mi
Chicopee Solar	Chicopee, MA	4.4 GWh	1.9 mi
Dwight	Chicopee, MA	5.6 GWh	4.1 mi
Easthampton CSG	Easthampton, MA	3.4 GWh	4.8 mi
Front Street	Chicopee, MA	1.2 GWh	4.2 mi
Granby LFG	Granby, MA	1.7 GWh	3.1 mi
Granby Solar, LLC CSG	Granby, MA	5.8 GWh	4.2 mi
Hadley Falls	Holyoke, MA	137.3 GWh	0.3 mi
Holyoke Solar Cooperative at Mueller	Holyoke, MA	3.8 GWh	4.3 mi
Kearsarge Granby	Granby, MA	3.6 GWh	4.9 mi
Ludlow Landfill	Ludlow, MA	3.2 GWh	5.1 mi
Mt. Tom Solar Project Hybrid	Holyoke, MA	4.2 GWh	4.1 mi
Riverside Holyoke	Holyoke, MA	22.5 GWh	0.7 mi
Stony Brook	Ludlow, MA	164.1 GWh	4.7 mi