Deer Island Treatment Plant

190 Tafts Avenue, Winthrop, MA 2152

Plant Summary Information

Deer Island Treatment Plant is ranked #12 out of 71 other biomass gas power plants nationwide in terms of total annual net electricity generation.

Deer Island Treatment Plant generated 9.1 GWh during the 3-month period between December 2024 to March 2025.

Plant Name	Deer Island Treatment Plant
Utility Name	Massachusetts Wtr Rauth-Deer I
Location	Suffolk County, MA
Initial Operation Date	August 1995
Last Update	Mar 2025
Annual Generation	35.3 GWh
Annual Consumption	1.2 M MMBtu
Ranked #4,436 out of 12,288 Power Plants Nationwide
Ranked #12 out of 71 Other Biomass Gas Power Plants Nationwide
Ranked #35 out of 609 Massachusetts Power Plants
Ranked #1 out of 1 Massachusetts Other Biomass Gas Power Plants
Fuel Types	Other Biomass Gas : 78.7% Distillate Fuel Oil : 12.5% Water : 4.8% Wind : 2.3% Solar : 1.8%

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Monthly Net Generation for Deer Island Treatment Plant

Deer Island Treatment Plant Details

Summary Information
Plant Name	Deer Island Treatment Plant (10823)
Plant Address	190 Tafts Avenue, Winthrop, MA 2152
Utility	Massachusetts Wtr Rauth-Deer I (11427)
Latitude, Longitude	42.35333, -70.96278
Generation Dates on File	Jan 2001 to Mar 2025
Initial Operation Date	August 1995
Annual Generation	35.3 GWh
Fuel Types	Other Biomass Gas : 78.7% Distillate Fuel Oil : 12.5% Water : 4.8% Wind : 2.3% Solar : 1.8%

Federal Energy Regulatory Commission (FERC) Information
FERC Cogeneration Status	No
FERC Small Power Producer Status	Yes
FERC Small Power Producer Docket Number	89-80-000
FERC Exempt Wholesale Generator Status	No

Regulatory Information
Regulatory Status	Non-Regulated
NERC Region	NPCC
Balancing Authority	ISO New England Inc. (ISNE)
NAICS Code	Sewage Treatment Facilities (22132)
Sector	Commercial CHP (5)
Water Source	Municipality
Ash Impoundment
Transmission / Distribution Owner	NSTAR Electric Company (54913) MA
Grid Voltage	14.00 kV
Energy Storage	No

* Data obtained from the 2024 EIA 860 Report

Generator G101 Details Standby August 1995

Technology	Petroleum Liquids
Prime Mover	Combustion Turbine
Ownership	Single Owner
Nameplate Capacity	26 MW
Nameplate Power Factor	0.9
Summer Capacity	22 MW
Winter Capacity	27 MW
Minimum Load	8 MW
Uprate/Derate Completed	No

Status	Standby
Synchronized To Transmission Grid	Yes
First Operation Date	August 1995
Combined Heat & Power	No
Sector Name	Commercial CHP (5)
Energy Source	Distillate Fuel Oil
Solid Fuel Gasification	No
Time From Cold Shutdown To Full Load	10M
Multiple Fuels	No

Generator G201 Details Standby August 1995

Technology	Petroleum Liquids
Prime Mover	Combustion Turbine
Ownership	Single Owner
Nameplate Capacity	26 MW
Nameplate Power Factor	0.9
Summer Capacity	22 MW
Winter Capacity	27 MW
Minimum Load	8 MW
Uprate/Derate Completed	No

Status	Standby
Synchronized To Transmission Grid	Yes
First Operation Date	August 1995
Combined Heat & Power	No
Sector Name	Commercial CHP (5)
Energy Source	Distillate Fuel Oil
Solid Fuel Gasification	No
Time From Cold Shutdown To Full Load	10M
Multiple Fuels	No

Generator S101 Details Operating July 1998

Technology	Other Waste Biomass
Prime Mover	Steam Turbine
Ownership	Single Owner
Nameplate Capacity	17.5 MW
Nameplate Power Factor	0.9
Summer Capacity	9 MW
Winter Capacity	17.5 MW
Minimum Load	1 MW
Uprate/Derate Completed	No
Status	Operating

First Operation Date	July 1998
Combined Heat & Power	Yes
Sector Name	Commercial CHP (5)
Topping Or Bottoming	T
Energy Source	Other Biomass Gas / Distillate Fuel Oil
Startup Source	Distillate Fuel Oil
Time From Cold Shutdown To Full Load	12H
Multiple Fuels	Yes
Cofire Fuels	Yes
Switch Between Oil And Natural Gas	No

Multifuel Details
Cofire Energy Source	DFO / OBG

Generator H101 Details Operating July 2001

Technology	Conventional Hydroelectric
Prime Mover	Hydroelectric Turbine
Ownership	Single Owner
Nameplate Capacity	1 MW
Nameplate Power Factor	0.9
Summer Capacity	1 MW
Winter Capacity	1 MW
Minimum Load	0.2 MW
Uprate/Derate Completed	No

Status	Operating
First Operation Date	July 2001
Combined Heat & Power	No
Sector Name	Commercial CHP (5)
Energy Source	Water
Solid Fuel Gasification	No
Time From Cold Shutdown To Full Load	10M
Multiple Fuels	No

Generator H201 Details Operating July 2001

Technology	Conventional Hydroelectric
Prime Mover	Hydroelectric Turbine
Ownership	Single Owner
Nameplate Capacity	1 MW
Nameplate Power Factor	0.9
Summer Capacity	1 MW
Winter Capacity	1 MW
Minimum Load	0.2 MW

Uprate/Derate Completed	No
Status	Operating
First Operation Date	July 2001
Combined Heat & Power	No
Sector Name	Commercial CHP (5)
Energy Source	Water
Time From Cold Shutdown To Full Load	10M
Multiple Fuels	No

Generator PV101 Details Operating May 2008

Technology	Solar Photovoltaic
Prime Mover	Photovoltaic
Ownership	Single Owner
Nameplate Capacity	0.1 MW
Summer Capacity	0.1 MW
Winter Capacity	0.1 MW

Uprate/Derate Completed	No
Status	Operating
First Operation Date	May 2008
Combined Heat & Power	No
Sector Name	Commercial CHP (5)
Energy Source	Solar

Solar Details
Single Axis Tracking	No
Fixed Tilt	Yes
Azimuth Angle	180
Tilt Angle	15
DC Net Capacity	0.7 MW
Crystalline Silicon	Yes
Net Metering Agreement	No
Virtual Net Metering Agreement	No

Generator WT101 Details Operating November 2009

Technology	Onshore Wind Turbine
Prime Mover	Wind Turbine, Onshore
Ownership	Single Owner
Nameplate Capacity	0.6 MW
Summer Capacity	0.6 MW
Winter Capacity	0.6 MW
Minimum Load	0.1 MW

Uprate/Derate Completed	No
Status	Operating
First Operation Date	November 2009
Combined Heat & Power	No
Sector Name	Commercial CHP (5)
Energy Source	Wind
Turbines/Hydrokinetic Buoys	1

Turbine Details
Number Of Turbines	1
Predominant Turbine Manufacturer	Vestas
Predominant Turbine Model Number	PS-600
Design Wind Speed	20.4 MPH
Wind Quality Class	2 - Medium Wind
Turbine Hub Height Feet	195

Generator WT102 Details Operating November 2009

Technology	Onshore Wind Turbine
Prime Mover	Wind Turbine, Onshore
Ownership	Single Owner
Nameplate Capacity	0.6 MW
Summer Capacity	0.6 MW
Winter Capacity	0.6 MW
Minimum Load	0.1 MW

Uprate/Derate Completed	No
Status	Operating
First Operation Date	November 2009
Combined Heat & Power	No
Sector Name	Commercial CHP (5)
Energy Source	Wind
Turbines/Hydrokinetic Buoys	1

Turbine Details
Number Of Turbines	1
Predominant Turbine Manufacturer	Vestas
Predominant Turbine Model Number	PS-600
Design Wind Speed	20.4 MPH
Wind Quality Class	2 - Medium Wind
Turbine Hub Height Feet	195

Deer Island Treatment Plant 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 Other Biomass Gas.

Rank	Plant Name	Plant Location	Annual Generation
#2	Hyperion Treatment Plant CHP Plant	Playa del Rey, CA	144.1 GWh
#3	Walt Bailey Bioenergy Facility	Washington, DC	53.7 GWh
#4	Cosumnes	Herald, CA	3.8 TWh
#5	Plant No 2 Orange County	Huntington Beach, CA	59.3 GWh
#6	SJ/SC WPCP	San Jose, CA	83.7 GWh
#7	Metro Wastewater Reclamation District	Denver, CO	37.3 GWh
#8	BioTown Ag	Reynolds, IN	33.3 GWh
#9	Plant No 1 Orange County	Fountain Valley, CA	40.3 GWh
#10	Gas Utilization Facility	San Diego, CA	31.8 GWh
#11	WWTP Power Generation Station	Oakland, CA	29.9 GWh
#13	PWD Northeast WPCP Biogas Cogen Plant	Philadelphia, PA	31.3 GWh
#14	MMSD South Shore Wastewater	Oak Creek, WI	26.3 GWh
#15	Hometown Bio Energy LLC	Le Sueur, MN	20.4 GWh
#16	Toyota Long Beach Trigen	Long Beach, CA	16.8 GWh
#17	Power Generation Station (PGS) 2	Oakland, CA	16.5 GWh
#18	ABEC Bidart-Old River LLC	Bakersfield, CA	16.3 GWh
#19	Encina Water Pollution Control	Carlsbad, CA	14.0 GWh
#20	Green Cow Power	Goshen, IN	13.5 GWh
#21	Zeeland Farm Services	Zeeland, MI	13.2 GWh
#22	Southside Water Reclamation Plant	Albuquerque, NM	17.9 GWh

Nearby Power Plants

Below are closest 20 power plants surrounding Deer Island Treatment Plant.

Plant Name	Plant Location	Annual Generation	Distance
515 Main Saugus	Saugus, MA	2.0 GWh	10 mi
Boston Medical Center CHP Plant	Boston, MA	14.2 GWh	5.8 mi
Boston Scientific Solar	Quincy, MA	1.5 GWh	5.5 mi
Braintree Landfill Solar	Braintree, MA	1.2 GWh	10.2 mi
Charlestown Wind Turbine	Charlestown, MA	1.2 GWh	6.1 mi
CoreSite - Somerville	Somerville, MA	4.5 GWh	6.2 mi
Dorchester Solar Site	Dorchester, MA	1.5 GWh	5.6 mi
Fore River Generating Station	North Weymouth, MA	3.4 TWh	7.7 mi
General Electric Aircraft Engines	Lynn, MA	2.3 GWh	6.7 mi
Gillette SBMC	Boston, MA	60.0 GWh	4.8 mi
Kendall Square Station	Cambridge, MA	1.5 TWh	6 mi
M Street Jet	Boston, MA	457.0 MWh	3.6 mi
Mass Inst Tech Cntrl Utilities/Cogen Plt	Cambridge, MA	204.8 GWh	6.7 mi
Meadow Solar	Boston, MA	4.3 GWh	12.2 mi
Medical Area Total Energy Plant	Boston, MA	338.6 GWh	7.5 mi
Mystic Generating Station	Charlestown, MA	1.8 TWh	5.9 mi
Potter Station 2	Braintree, MA	23.3 GWh	8.2 mi
Signature Breads Chelsea	Chelsea, MA	2.0 MWh	5.1 mi
UMass Boston	Dorchester, MA	659.0 MWh	4.7 mi
Wheelabrator Saugus	Saugus, MA	231.4 GWh	6.5 mi