Encogen

915 Cornwall Ave, Bellingham, WA 98225

Plant Summary Information

Encogen is ranked #30 out of 133 power plants in Washington in terms of total annual net electricity generation.

Encogen is comprised of 4 generators and generated 181.0 GWh during the 3-month period between June 2025 to September 2025.

Plant Name	Encogen
Utility Name	Puget Sound Energy Inc
Location	Whatcom County, WA
Initial Operation Date	March 1993
Last Update	Sep 2025
Annual Generation	593.2 GWh
Annual Consumption	5.9 M MMBtu
Ranked #1,154 out of 12,539 Power Plants Nationwide
Ranked #530 out of 2,243 Natural Gas Power Plants Nationwide
Ranked #30 out of 133 Washington Power Plants
Ranked #10 out of 21 Washington Natural Gas Power Plants
Fuel Types	Natural Gas

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Summary Information
Plant Name	Encogen (7870)
Plant Address	915 Cornwall Ave, Bellingham, WA 98225
Utility	Puget Sound Energy Inc (15500)
Latitude, Longitude	48.746, -122.486
Generation Dates on File	Jan 2001 to Sep 2025
Initial Operation Date	March 1993
Annual Generation	593.2 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	WECC
Balancing Authority	Puget Sound Energy (PSEI)
NAICS Code	Utilities (22)
Sector	Electric Utility (1)
Water Source	Lake Whatcom
Ash Impoundment	No
Transmission / Distribution Owner	Puget Sound Energy Inc (15500) WA
Grid Voltage	115.00 kV
Energy Storage	No

Natural Gas Information
Local Distribution Company (LDC)	CASCADE NAT GAS CORP
Natural Gas Storage	No

* Data obtained from the 2024 EIA 860 Report

Technology	Natural Gas Fired Combined Cycle
Prime Mover	Combined Cycle Combustion Turbine Part
Unit Code	CC1
Ownership	Single Owner
Can Bypass Heat Recovery Steam Generator	No
Nameplate Capacity	39.4 MW
Nameplate Power Factor	0.9
Summer Capacity	34.5 MW
Winter Capacity	42.2 MW
Minimum Load	21 MW
Uprate/Derate Completed	No

Status	Operating
First Operation Date	March 1993
Combined Heat & Power	No
Sector Name	Electric Utility (1)
Energy Source	Natural Gas / Distillate Fuel Oil
Solid Fuel Gasification	No
Carbon Capture Technology	No
Time From Cold Shutdown To Full Load	12H
Multiple Fuels	Yes
Cofire Fuels	Yes
Switch Between Oil And Natural Gas	Yes

Multifuel Details
Cofire Energy Source	NG / DFO
Switch When Operating	Yes
Net Summer Capacity With Natural Gas	34.5 MW
Net Winter Capacity With Natural Gas	42 MW
Net Summer Capacity With Oil	34 MW
Net Winter Capacity With Oil	36 MW
Time To Switch From Gas To Oil	1H
Time To Switch From Oil To Gas	1H
Factors That Limit Switching	Yes
Storage Limits	Yes
Air Permit Limits	Yes

Technology	Natural Gas Fired Combined Cycle
Prime Mover	Combined Cycle Combustion Turbine Part
Unit Code	CC1
Ownership	Single Owner
Can Bypass Heat Recovery Steam Generator	No
Nameplate Capacity	39.4 MW
Nameplate Power Factor	0.9
Summer Capacity	34.5 MW
Winter Capacity	42.2 MW
Minimum Load	21 MW
Uprate/Derate Completed	No

Status	Operating
First Operation Date	March 1993
Combined Heat & Power	No
Sector Name	Electric Utility (1)
Energy Source	Natural Gas / Distillate Fuel Oil
Solid Fuel Gasification	No
Carbon Capture Technology	No
Time From Cold Shutdown To Full Load	12H
Multiple Fuels	Yes
Cofire Fuels	Yes
Switch Between Oil And Natural Gas	Yes

Multifuel Details
Cofire Energy Source	NG / DFO
Switch When Operating	Yes
Net Summer Capacity With Natural Gas	34.5 MW
Net Winter Capacity With Natural Gas	42 MW
Net Summer Capacity With Oil	34 MW
Net Winter Capacity With Oil	36 MW
Time To Switch From Gas To Oil	1H
Time To Switch From Oil To Gas	1H
Factors That Limit Switching	Yes
Storage Limits	Yes
Air Permit Limits	Yes

Technology	Natural Gas Fired Combined Cycle
Prime Mover	Combined Cycle Combustion Turbine Part
Unit Code	CC1
Ownership	Single Owner
Can Bypass Heat Recovery Steam Generator	No
Nameplate Capacity	39.4 MW
Nameplate Power Factor	0.9
Summer Capacity	34.5 MW
Winter Capacity	42.2 MW
Minimum Load	22 MW
Uprate/Derate Completed	No

Status	Operating
First Operation Date	March 1993
Combined Heat & Power	No
Sector Name	Electric Utility (1)
Energy Source	Natural Gas / Distillate Fuel Oil
Solid Fuel Gasification	No
Carbon Capture Technology	No
Time From Cold Shutdown To Full Load	12H
Multiple Fuels	Yes
Cofire Fuels	Yes
Switch Between Oil And Natural Gas	Yes

Multifuel Details
Cofire Energy Source	NG / DFO
Switch When Operating	Yes
Net Summer Capacity With Natural Gas	34.5 MW
Net Winter Capacity With Natural Gas	42 MW
Net Summer Capacity With Oil	34 MW
Net Winter Capacity With Oil	36 MW
Time To Switch From Gas To Oil	1H
Time To Switch From Oil To Gas	1H
Factors That Limit Switching	Yes
Storage Limits	Yes
Air Permit Limits	Yes

Technology	Natural Gas Fired Combined Cycle
Prime Mover	Combined Cycle Steam Part
Unit Code	CC1
Ownership	Single Owner
Duct Burners	No
Nameplate Capacity	58.2 MW
Nameplate Power Factor	0.9
Summer Capacity	55.9 MW
Winter Capacity	55.9 MW
Minimum Load	30 MW
Uprate/Derate Completed	No

Status	Operating
First Operation Date	April 1993
Combined Heat & Power	No
Sector Name	Electric Utility (1)
Energy Source	Natural Gas / Distillate Fuel Oil
Solid Fuel Gasification	No
Carbon Capture Technology	No
Time From Cold Shutdown To Full Load	12H
Multiple Fuels	Yes
Cofire Fuels	No
Switch Between Oil And Natural Gas	No

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

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

Rank	Plant Name	Plant Location	Annual Generation
#520	JCO Oxides Olefins Plant	Port Neeches, TX	613.8 GWh
#521	Marathon Bay Area Cogen	Martinez, CA	613.4 GWh
#522	Procter & Gamble Mehoopany Mill	Mehoopany, PA	612.1 GWh
#523	Frontier	Oklahoma City, OK	607.4 GWh
#524	Hawthorn	Kansas City, MO	2.8 TWh
#525	General Electric Plastic	Burkeville, AL	602.0 GWh
#526	SCA Cogen 2	Sacramento, CA	601.6 GWh
#527	Morris Cogeneration LLC	Morris, IL	598.9 GWh
#528	Roseville Energy Park	Roseville, CA	598.5 GWh
#529	Topaz Generating	Texas City, TX	597.6 GWh
#531	Beatrice	Beatrice, NE	589.9 GWh
#532	Union Carbide Seadrift Cogen	Seadrift, TX	638.9 GWh
#533	Geismar Cogen	Geismar, LA	585.7 GWh
#534	Axiall Natrium Plant	New Martinsville, WV	602.0 GWh
#535	Bethpage Power Plant	Hicksville, NY	573.5 GWh
#536	Berkshire Power	Agawam, MA	573.3 GWh
#537	Eklutna Generation Station	Chugiak, AK	573.0 GWh
#538	Shell Chemical	Geismar, LA	572.3 GWh
#539	NAFTA Region Olefins Complex Cogen Fac	Port Arthur, TX	562.0 GWh
#540	Brandywine Power Facility	Brandywine, MD	592.5 GWh

Below are closest 20 power plants surrounding Encogen.

Plant Name	Plant Location	Annual Generation	Distance
Arlington Microgrid	Arlington, WA	532.0 MWh	43.6 mi
Darrington	Darrington, WA	17.0 GWh	52.2 mi
Diablo	Rockport, WA	361.4 GWh	61.8 mi
Ferndale Generating Station	Ferndale, WA	1.7 TWh	10.7 mi
Fredonia (WA)	Mt Vernon, WA	220.2 GWh	20.2 mi
Gorge	Rockport, WA	714.5 GWh	58.3 mi
H M Jackson	Sultan, WA	365.7 GWh	65.6 mi
HF Sinclair Puget Sound Refining	Anacortes, WA	989.9 GWh	19.3 mi
Koma Kulshan	Concrete, WA	24.8 GWh	35.1 mi
Lower Baker	Concrete, WA	326.7 GWh	36.7 mi
McKinley Paper Co. - Washington Mill	Port Angeles, WA	37.5 GWh	61.6 mi
Nooksack Hydro	Glacier, WA	20.1 GWh	32.5 mi
Port Townsend Paper	Port Townsend, WA	2.6 GWh	47.3 mi
Rocky Brook Hydroelectric	Brinnon, WA	540.0 MWh	74 mi
Ross	Rockport, WA	400.9 GWh	64.6 mi
Sierra Pacific Burlington Facility	Mt Vernon, WA	151.4 GWh	20.7 mi
Sumas Power Plant	Sumas, WA	675.8 GWh	19.5 mi
Upper Baker	Concrete, WA	317.8 GWh	36.9 mi
Whitehorn	Blaine, WA	230.3 GWh	15.5 mi
Youngs Creek Hydroelectric Project	Monroe, WA	18.7 GWh	73.1 mi