PowerPlantFactsEvidence report · prepared 2 September 2026https://powerplantfacts.com/entity/116
EIA plant 116
Tempe · Maricopa · AZ
Ocotillo
Operated by Arizona Public Service Co
Published location
Where is Ocotillo?
This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.
33.422500, -111.912200
Open the interactive map ↗Map data © OpenStreetMap contributors
Capacity is not generation. Nameplate MW describes equipment; annual MWh describes recorded output. Proposed and retired units are not added to operating capacity.
2024 monthly net generation
| Month | Net generation |
|---|---|
| 1 | 62,436 MWh |
| 2 | 70,364 MWh |
| 3 | 88,685 MWh |
| 4 | 49,200 MWh |
| 5 | 42,399 MWh |
| 6 | 49,551 MWh |
| 7 | 19,053 MWh |
| 8 | 5,922 MWh |
| 9 | 9,633 MWh |
| 10 | 63,915 MWh |
| 11 | 67,051 MWh |
| 12 | 11,675 MWh |
Operating generators
| ID | Technology | Fuel | MW | Status |
|---|---|---|---|---|
| GT3 | Natural Gas Fired Combustion Turbine | NG | 140 | OP |
| GT4 | Natural Gas Fired Combustion Turbine | NG | 140 | OP |
| GT5 | Natural Gas Fired Combustion Turbine | NG | 140 | OP |
| GT6 | Natural Gas Fired Combustion Turbine | NG | 140 | OP |
| GT7 | Natural Gas Fired Combustion Turbine | NG | 140 | OP |
| GT1 | Natural Gas Fired Combustion Turbine | NG | 53.1 | OP |
| GT2 | Natural Gas Fired Combustion Turbine | NG | 53.1 | OP |
Continue exploring
Similar-capacity plants in the same state
Identity, technology and limitations
EIA plant ID
116
Sector
Electric Utility
Water source
Wells
Data edition
2024-final