Ocotillo
1500 East University, Tempe, AZ 85281Plant Summary Information
Ocotillo is ranked #34 out of 180 power plants in Arizona in terms of total annual net electricity generation.
Ocotillo is comprised of 7 generators and generated 228.3 GWh during the 3-month period between May 2026 to August 2026.
| Plant Name | Ocotillo |
|---|---|
| Utility Name | Arizona Public Service Co |
| Location | Maricopa County, AZ |
| Initial Operation Date | March 1960 |
| Last Update | Aug 2026 |
| Annual Generation | 562.7 GWh |
| Annual Consumption | 5.4 M MMBtu |
| Ranked #1,250 out of 13,301 Power Plants Nationwide | |
| Ranked #533 out of 2,218 Natural Gas Power Plants Nationwide | |
| Ranked #34 out of 180 Arizona Power Plants | |
| Ranked #18 out of 35 Arizona Natural Gas Power Plants | |
| Fuel Types | Natural Gas |
Map of Ocotillo
Full Screen MapRegister Now for Comprehensive Access
Subscribe now to access all power plant data, utility information, FERC EQR data, and more for Ocotillo.
Monthly Net Generation for Ocotillo
Monthly Plant Fuel Consumption for Ocotillo
Ocotillo Details
| Summary Information | |
|---|---|
| Plant Name | Ocotillo (116) |
| Plant Address | 1500 East University, Tempe, AZ 85281 |
| Utility | Arizona Public Service Co (803) |
| Latitude, Longitude | 33.4225, -111.9122 |
| Generation Dates on File | Jan 2001 to Aug 2026 |
| Initial Operation Date | March 1960 |
| Annual Generation | 562.7 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 | Arizona Public Service Company (AZPS) |
| NAICS Code | Utilities (22) |
| Sector | Electric Utility (1) |
| Water Source | Wells |
| Ash Impoundment | No |
| Transmission / Distribution Owner | Arizona Public Service Co (803) AZ |
| Grid Voltage | 69.00 kV |
| Energy Storage | No |
| Natural Gas Information | |
| Pipeline Name | EL PASO NATURAL GAS COMPANY LLC |
| Natural Gas Storage | No |
Generator GT1 Details Operating May 1972
| Technology | Natural Gas Fired Combustion Turbine |
|---|---|
| Prime Mover | Combustion Turbine |
| Ownership | Single Owner |
| Nameplate Capacity | 53.1 MW |
| Nameplate Power Factor | 0.85 |
| Summer Capacity | 50 MW |
| Winter Capacity | 56 MW |
| Minimum Load | 10 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
| First Operation Date | May 1972 |
|---|---|
| Combined Heat & Power | No |
| Sector Name | Electric Utility (1) |
| Energy Source | Natural Gas |
| Startup Source | Natural Gas |
| Solid Fuel Gasification | No |
| Carbon Capture Technology | No |
| Time From Cold Shutdown To Full Load | 1H |
| Multiple Fuels | No |
Generator GT2 Details Operating July 1973
| Technology | Natural Gas Fired Combustion Turbine |
|---|---|
| Prime Mover | Combustion Turbine |
| Ownership | Single Owner |
| Nameplate Capacity | 53.1 MW |
| Nameplate Power Factor | 0.85 |
| Summer Capacity | 50 MW |
| Winter Capacity | 56 MW |
| Minimum Load | 10 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
|---|---|
| First Operation Date | July 1973 |
| Combined Heat & Power | No |
| Sector Name | Electric Utility (1) |
| Energy Source | Natural Gas |
| Solid Fuel Gasification | No |
| Time From Cold Shutdown To Full Load | 1H |
| Multiple Fuels | No |
Generator GT3 Details Operating April 2019
| Technology | Natural Gas Fired Combustion Turbine |
|---|---|
| Prime Mover | Combustion Turbine |
| Ownership | Single Owner |
| Nameplate Capacity | 140 MW |
| Nameplate Power Factor | 0.85 |
| Summer Capacity | 104 MW |
| Winter Capacity | 107 MW |
| Minimum Load | 45 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
|---|---|
| First Operation Date | April 2019 |
| Combined Heat & Power | No |
| Sector Name | Electric Utility (1) |
| Energy Source | Natural Gas |
| Solid Fuel Gasification | No |
| Time From Cold Shutdown To Full Load | 10M |
| Multiple Fuels | No |
Generator GT4 Details Operating April 2019
| Technology | Natural Gas Fired Combustion Turbine |
|---|---|
| Prime Mover | Combustion Turbine |
| Ownership | Single Owner |
| Nameplate Capacity | 140 MW |
| Nameplate Power Factor | 0.85 |
| Summer Capacity | 102 MW |
| Winter Capacity | 103 MW |
| Minimum Load | 45 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
|---|---|
| First Operation Date | April 2019 |
| Combined Heat & Power | No |
| Sector Name | Electric Utility (1) |
| Energy Source | Natural Gas |
| Solid Fuel Gasification | No |
| Time From Cold Shutdown To Full Load | 10M |
| Multiple Fuels | No |
Generator GT6 Details Operating April 2019
| Technology | Natural Gas Fired Combustion Turbine |
|---|---|
| Prime Mover | Combustion Turbine |
| Ownership | Single Owner |
| Nameplate Capacity | 140 MW |
| Nameplate Power Factor | 0.85 |
| Summer Capacity | 101 MW |
| Winter Capacity | 103 MW |
| Minimum Load | 45 MW |
| Uprate/Derate Completed | No |
|---|---|
| Status | Operating |
| First Operation Date | April 2019 |
| Combined Heat & Power | No |
| Sector Name | Electric Utility (1) |
| Energy Source | Natural Gas |
| Time From Cold Shutdown To Full Load | 10M |
| Multiple Fuels | No |
Generator GT7 Details Operating April 2019
| Technology | Natural Gas Fired Combustion Turbine |
|---|---|
| Prime Mover | Combustion Turbine |
| Ownership | Single Owner |
| Nameplate Capacity | 140 MW |
| Nameplate Power Factor | 0.85 |
| Summer Capacity | 104 MW |
| Winter Capacity | 105 MW |
| Minimum Load | 45 MW |
| Uprate/Derate Completed | No |
|---|---|
| Status | Operating |
| First Operation Date | April 2019 |
| Combined Heat & Power | No |
| Sector Name | Electric Utility (1) |
| Energy Source | Natural Gas |
| Time From Cold Shutdown To Full Load | 10M |
| Multiple Fuels | No |
Generator GT5 Details Operating May 2019
| Technology | Natural Gas Fired Combustion Turbine |
|---|---|
| Prime Mover | Combustion Turbine |
| Ownership | Single Owner |
| Nameplate Capacity | 140 MW |
| Nameplate Power Factor | 0.85 |
| Summer Capacity | 104 MW |
| Winter Capacity | 105 MW |
| Minimum Load | 45 MW |
| Uprate/Derate Completed | No |
|---|---|
| Status | Operating |
| First Operation Date | May 2019 |
| Combined Heat & Power | No |
| Sector Name | Electric Utility (1) |
| Energy Source | Natural Gas |
| Time From Cold Shutdown To Full Load | 10M |
| Multiple Fuels | No |
Ocotillo 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 |
|---|---|---|---|
| #523 | RockGen Energy Center | Cambridge, WI | 597.7 GWh |
| #524 | Plant X | Earth, TX | 585.8 GWh |
| #525 | Shell Chemical | Geismar, LA | 585.3 GWh |
| #526 | Axiall Natrium Plant | New Martinsville, WV | 594.0 GWh |
| #527 | SABIC Innovative Plastics Mt. Vernon | Mount Vernon, IN | 579.7 GWh |
| #528 | Oleander Power Project LP | Cocoa, FL | 579.6 GWh |
| #529 | NAFTA Region Olefins Complex Cogen Fac | Port Arthur, TX | 577.5 GWh |
| #530 | Ocean State Power II | Harrisville, RI | 576.9 GWh |
| #531 | JCO Oxides Olefins Plant | Port Neeches, TX | 569.5 GWh |
| #532 | Gerald Andrus | Greenville, MS | 566.8 GWh |
| #534 | Wayne County Energy Complex | Goldsboro, NC | 621.5 GWh |
| #535 | ExxonMobil Baton Rouge Turbine Generator | Baton Rouge, LA | 552.4 GWh |
| #536 | Turtle Creek | Springfield, NE | 559.1 GWh |
| #537 | McMeekin | Columbia, SC | 550.4 GWh |
| #538 | LSP-Cottage Grove LP | Cottage Grove, MN | 549.4 GWh |
| #539 | Fort Churchill | Yerington, NV | 549.2 GWh |
| #540 | Mountain Creek | Dallas, TX | 546.3 GWh |
| #541 | Knox Lee | Longview, TX | 546.1 GWh |
| #542 | Indeck Corinth Energy Center | Corinth, NY | 544.4 GWh |
| #543 | Victoria Texas Plant | Victoria, TX | 542.0 GWh |
Nearby Power Plants
Below are closest 20 power plants surrounding Ocotillo.
| Plant Name | Plant Location | Annual Generation | Distance |
|---|---|---|---|
| Agua Fria | Glendale, AZ | 202.1 GWh | 19.8 mi |
| Arizona State University CHP | Tempe, AZ | 40.6 GWh | 1 mi |
| AZ State University - Tempe Campus Solar | Tempe, AZ | 1.9 GWh | 0.9 mi |
| Banner Solar Ironwood | Queen Creek, AZ | 4.0 GWh | 24.6 mi |
| Estrella Mountain PV | Avondale, AZ | 3.1 GWh | 24.7 mi |
| Gilbert Solar Facility I, LLC | Gilbert, AZ | 4.0 GWh | 7.8 mi |
| Intel - Ocotillo Campus Solar | Chandler, AZ | 3.1 GWh | 12.4 mi |
| Jewish Community Center PV | Scottsdale, AZ | 2.0 GWh | 12.5 mi |
| Kyrene | Tempe, AZ | 1.2 TWh | 4.8 mi |
| Luke Solar | Glendale, AZ | 27.4 GWh | 27.9 mi |
| Mesa Carport PV | Mesa, AZ | 6.2 GWh | 18.6 mi |
| Paradise Valley H.S. PV | Phoenix, AZ | 2.1 GWh | 16 mi |
| Phoenix Airport East Economy Lot | Phoenix, AZ | 777.0 MWh | 4.2 mi |
| Phoenix Airport Rental Car Center | Phoenix, AZ | 4.2 GWh | 7.7 mi |
| Queen Creek Solar Farm | Queen Creek, AZ | 34.8 GWh | 20.4 mi |
| Santan | Gilbert, AZ | 5.2 TWh | 11.2 mi |
| Stewart Mountain | Phoenix, AZ | 36.6 GWh | 23.8 mi |
| T0588 Phoenix - AZ | Phoenix, AZ | 2.2 GWh | 17.7 mi |
| TJX Phoenix | Phoenix, AZ | 6.1 GWh | 15.3 mi |
| West Phoenix | Phoenix, AZ | 3.8 TWh | 14.3 mi |