University of Arizona - Biosphere 2

32540 S. Biosphere Road, Oracle, AZ 85623

Plant Summary Information

University of Arizona - Biosphere 2 is ranked #35 out of 35 natural gas power plants in Arizona in terms of total annual net electricity generation.

University of Arizona - Biosphere 2 is comprised of 2 generators and generated 14.0 MWh during the 3-month period between September 2025 to December 2025.

Plant Name	University of Arizona - Biosphere 2
Utility Name	University of Arizona - Biosphere 2
Location	Pinal County, AZ
Initial Operation Date	November 1990
Last Update	Dec 2025
Annual Generation	61.0 MWh
Annual Consumption	1.2 k MMBtu
Ranked #12,798 out of 13,081 Power Plants Nationwide
Ranked #2,142 out of 2,206 Natural Gas Power Plants Nationwide
Ranked #176 out of 176 Arizona Power Plants
Ranked #35 out of 35 Arizona Natural Gas Power Plants
Fuel Types	Natural Gas : 68.4% Distillate Fuel Oil : 31.6%

Map of University of Arizona - Biosphere 2

Full Screen Map

Subscribe now to access all power plant data, utility information, FERC EQR data, and more for University of Arizona - Biosphere 2.

Create Your Account Today

Monthly Net Generation for University of Arizona - Biosphere 2

Download Generation

Monthly Plant Fuel Consumption for University of Arizona - Biosphere 2

Download Fuel Consumption

University of Arizona - Biosphere 2 Details

Summary Information
Plant Name	University of Arizona - Biosphere 2 (54594)
Plant Address	32540 S. Biosphere Road, Oracle, AZ 85623
Utility	University of Arizona - Biosphere 2 (55994)
Latitude, Longitude	32.57801, -110.85261
Generation Dates on File	Jan 2001 to Dec 2025
Initial Operation Date	November 1990
Annual Generation	61.0 MWh
Fuel Types	Natural Gas : 68.4% Distillate Fuel Oil : 31.6%

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	Non-Regulated
NERC Region	WECC
Balancing Authority	Western Area Power Administration - Desert Southwest Region (WALC)
NAICS Code	Administrative and Support Services (561)
Sector	Commercial Non-CHP (4)
Water Source
Ash Impoundment	No
Transmission / Distribution Owner	USBIA-San Carlos Project (19604) AZ
Grid Voltage	12.74 kV
Energy Storage	No

Natural Gas Information
Pipeline Name	EL PASO NATURAL GAS COMPANY LLC
Natural Gas Storage	No
Liquefied Natural Gas Storage	No

* Data obtained from the 2025 EIA 860 Report

Generator G-1 Details Standby November 1990

Technology	Petroleum Liquids
Prime Mover	Internal Combustion Engine
Ownership	Single Owner
Nameplate Capacity	1.5 MW
Nameplate Power Factor	0.8
Summer Capacity	1.5 MW
Winter Capacity	1.5 MW
Minimum Load	1 MW
Uprate/Derate Completed	No
Status	Standby
Synchronized To Transmission Grid	Yes

First Operation Date	November 1990
Combined Heat & Power	No
Sector Name	Commercial Non-CHP (4)
Energy Source	Distillate Fuel Oil
Solid Fuel Gasification	No
Carbon Capture Technology	No
Time From Cold Shutdown To Full Load	10M
Multiple Fuels	No
Cofire Fuels	No
Switch Between Oil And Natural Gas	No

Generator G-4 Details Standby April 2000

Technology	Natural Gas Internal Combustion Engine
Prime Mover	Internal Combustion Engine
Ownership	Single Owner
Nameplate Capacity	1.6 MW
Nameplate Power Factor	0.8
Summer Capacity	1.6 MW
Winter Capacity	1.6 MW
Minimum Load	1 MW
Uprate/Derate Completed	No
Status	Standby
Synchronized To Transmission Grid	Yes

First Operation Date	April 2000
Combined Heat & Power	No
Sector Name	Commercial Non-CHP (4)
Energy Source	Natural Gas
Solid Fuel Gasification	No
Carbon Capture Technology	No
Time From Cold Shutdown To Full Load	1H
Multiple Fuels	No
Cofire Fuels	No
Switch Between Oil And Natural Gas	No

University of Arizona - Biosphere 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 Natural Gas.

Rank	Plant Name	Plant Location	Annual Generation
#2132	Grimes Way	Pullman, WA	110.0 MWh
#2133	Meade	Meade, KS	73.0 MWh
#2134	Sibley One	Sibley, IA	174.0 MWh
#2135	West Point Municipal	West Point, NE	213.0 MWh
#2136	Franklin (NE)	Franklin, NE	60.0 MWh
#2137	Oxford (NE)	Oxford, NE	82.0 MWh
#2138	Sauder Power Plant	Archbold, OH	7.4 GWh
#2139	Paragould Turbine	Paragould, AR	48.0 MWh
#2140	Mountain Lake	Mountain Lake, MN	2.6 GWh
#2141	State Center	State Center, IA	153.0 MWh
#2143	Museum of Science and Industry	Chicago, IL	41.2 MWh
#2144	Story City	Story City, IA	315.0 MWh
#2145	Spring Valley	Spring Valley, MN	227.4 MWh
#2146	Grayling Generating Station	Grayling, MI	182.0 GWh
#2147	Ansley	Ansley, NE	59.0 MWh
#2148	Beloit	Beloit, KS	47.0 MWh
#2149	Montezuma	Montezuma, IA	115.0 MWh
#2150	MSC Croswell	Croswell, MI	35.9 MWh
#2151	Frank Jenkins	Portland, MI	195.0 MWh
#2152	Sibley No Two	Sibley, IA	37.0 MWh

Nearby Power Plants

Below are closest 20 power plants surrounding University of Arizona - Biosphere 2.

Plant Name	Plant Location	Annual Generation	Distance
Actus Lend Lease DMAFB	Tucson, AZ	2.5 GWh	27.3 mi
Amphitheater High School Solar	Tucson, AZ	1.9 GWh	22.5 mi
Avra Valley Solar	Marana, AZ	61.5 GWh	28.8 mi
Canyon Del Oro High School Solar	Oro Valley, AZ	2.2 GWh	15.8 mi
Cogeneration 1	Tucson, AZ	54.1 GWh	24.8 mi
Cogeneration 2	Tucson, AZ	39.2 GWh	24 mi
Davis Monthan AFB (AZ) West Airfield	Tucson, AZ	29.5 GWh	28.1 mi
Demoss Petrie	Tucson, AZ	2.1 GWh	23.9 mi
H Wilson Sundt Generating Station	Tucson, AZ	1.9 TWh	29 mi
North Loop	Tucson, AZ	1.0 GWh	20.1 mi
Picture Rocks Solar, LLC	Marana, AZ	49.6 GWh	26.9 mi
Pima Community College	Tucson, AZ	1.3 GWh	28.5 mi
Pima Community College - East Campus	Tucson, AZ	2.8 GWh	30.9 mi
Pima Community College NW	Tucson, AZ	3.0 GWh	19.2 mi
Raptor Ridge	Tucson, AZ	35.5 GWh	29.8 mi
Red Rock	Red Rock, AZ	88.4 GWh	25.5 mi
Roger Road WWTP	Tucson, AZ	988.0 MWh	22.5 mi
Saguaro	Red Rock, AZ	117.5 GWh	26.1 mi
Serrano	Marana, AZ	422.1 GWh	26.8 mi
Valencia Solar	Tucson, AZ	26.6 GWh	29.9 mi