98th largest plant in Arizona · 4596th nationally
Apache Solar I is a solar power plant in Arizona with a nameplate capacity of 20.0 MW. It generates roughly 55.3k MWh per year — enough to power about 5,270 average U.S. homes.
Its capacity factor of 32% reflects intermittent or peaking operation.
| Plant Name | Apache Solar I |
|---|---|
| Operator | Arizona Electric Pwr Coop Inc |
| City | Cochise |
| County | Cochise County |
| State | Arizona |
| ZIP | 85606 |
| Coordinates | 32.06814, -109.89038 |
This plant highlighted in navy-ringed pin; other generators within 25 miles shown as fuel-colored dots.
| ID | Technology | Fuel | Capacity | Status | Online |
|---|---|---|---|---|---|
| AEPS1 | Solar Photovoltaic | Solar | 20.0 MW | Operating | 2017 |
| AEPB1 | Batteries | Battery | 10.0 MW | Operating | 2024 |
| TRIB1 | Batteries | Battery | 10.0 MW | Operating | 2024 |
| Owner | Location | Share |
|---|---|---|
| Sierra Southwest Cooperative | Benson, AZ | 10000.0% |
Ownership reported to EIA Form 860. Percentages reflect reported generator-level ownership share, averaged when a plant has multiple generators.
| NERC Region | WECC |
|---|---|
| Balancing Authority | Western Area Power Administration - Desert Southwest Region |
Utility-scale solar farms convert sunlight directly into electricity using photovoltaic panels. They produce zero direct emissions and have no fuel cost, but generation is variable — peaking at midday and falling to zero at night. Capacity factors typically run 18–28% in good locations.