Cogeneration 1
640 N. Mountain, Tucson, AZ 85721Plant Summary Information
Cogeneration 1 is ranked #25 out of 35 natural gas power plants in Arizona in terms of total annual net electricity generation.
Cogeneration 1 is comprised of 1 generator and generated 13.1 GWh during the 3-month period between November 2025 to February 2026.
| Plant Name | Cogeneration 1 |
|---|---|
| Utility Name | University of Arizona |
| Location | Pima County, AZ |
| Initial Operation Date | November 2002 |
| Last Update | Feb 2026 |
| Annual Generation | 47.3 GWh |
| Annual Consumption | 627.6 k MMBtu |
| Ranked #4,227 out of 12,637 Power Plants Nationwide | |
| Ranked #1,113 out of 2,243 Natural Gas Power Plants Nationwide | |
| Ranked #91 out of 170 Arizona Power Plants | |
| Ranked #25 out of 35 Arizona Natural Gas Power Plants | |
| Fuel Types | Natural Gas |
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Monthly Net Generation for Cogeneration 1
Monthly Plant Fuel Consumption for Cogeneration 1
Cogeneration 1 Details
| Summary Information | |
|---|---|
| Plant Name | Cogeneration 1 (56229) |
| Plant Address | 640 N. Mountain, Tucson, AZ 85721 |
| Utility | University of Arizona (49913) |
| Latitude, Longitude | 32.22992, -110.9528 |
| Generation Dates on File | Jan 2004 to Feb 2026 |
| Initial Operation Date | November 2002 |
| Annual Generation | 47.3 GWh |
| Fuel Types | Natural Gas |
| Federal Energy Regulatory Commission (FERC) Information | |
| FERC Cogeneration Status | Yes |
| FERC Cogeneration Docket Number | 02-18 |
| FERC Small Power Producer Status | No |
| FERC Exempt Wholesale Generator Status | No |
| Regulatory Information | |
|---|---|
| Regulatory Status | Non-Regulated |
| NERC Region | WECC |
| Balancing Authority | Tucson Electric Power Company (TEPC) |
| NAICS Code | Educational Services (611) |
| Sector | Commercial CHP (5) |
| Water Source | Wells |
| Ash Impoundment | No |
| Transmission / Distribution Owner | Tucson Electric Power Co (24211) AZ |
| Grid Voltage | 13.80 kV |
| Energy Storage | No |
| Natural Gas Information | |
| Local Distribution Company (LDC) | SOUTHWEST GAS CORPORATION |
| Natural Gas Storage | No |
Generator CT1 Details Operating November 2002
| Technology | Natural Gas Fired Combined Cycle |
|---|---|
| Prime Mover | Combined Cycle Single Shaft |
| Ownership | Single Owner |
| Duct Burners | No |
| Can Bypass Heat Recovery Steam Generator | No |
| Nameplate Capacity | 9 MW |
| Nameplate Power Factor | 0.8 |
| Summer Capacity | 8.3 MW |
| Winter Capacity | 6.6 MW |
| Minimum Load | 3.5 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
| First Operation Date | November 2002 |
|---|---|
| Combined Heat & Power | Yes |
| Sector Name | Commercial CHP (5) |
| Topping Or Bottoming | T |
| 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 |
Cogeneration 1 Plant Owners
| Owner Name | Address | Ownership | We couldn't locate any owners for this plant |
|---|
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Power plants with a similar annual net generation from Natural Gas.
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|---|---|---|---|
| #1103 | Blount Street | Madison, WI | 48.8 GWh |
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| #1106 | Domino Sugar Baltimore | Baltimore, MD | 52.1 GWh |
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| #1111 | HTW Plant 303 COGEN | Salt Lake City, UT | 47.6 GWh |
| #1112 | Dome Project | Fellows, CA | 47.5 GWh |
| #1114 | Midway Sunset Cogen | Fellows, CA | 47.3 GWh |
| #1115 | Limestone | Jewett, TX | 7.3 TWh |
| #1116 | Montclair State University Cogen | Little Falls, NJ | 47.5 GWh |
| #1117 | Powerlane Plant | Greenville, TX | 48.9 GWh |
| #1118 | ACM - Midtown Thermal | Atlantic City, NJ | 46.7 GWh |
| #1119 | Rhode Island Hospital | Providence, RI | 52.7 GWh |
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| #1121 | Barrow | Barrow, AK | 45.9 GWh |
| #1122 | J K Spruce | San Antonio, TX | 6.6 TWh |
| #1123 | NYU LANGONE HEALTH | New York, NY | 46.1 GWh |
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