157th largest plant in Arizona · 11524th nationally
Union Hs At Casa Grande is a solar power plant in Arizona with a nameplate capacity of 1.6 MW. It generates roughly 2.6k MWh per year — enough to power about 245 average U.S. homes.
Its capacity factor of 18% reflects intermittent or peaking operation.
| Plant Name | Union Hs At Casa Grande |
|---|---|
| Operator | Luminace Solar Holding, Llc |
| City | Casa Grande |
| County | Pinal County |
| State | Arizona |
| ZIP | 85122 |
| Coordinates | 32.93694, -111.73861 |
This plant highlighted in navy-ringed pin; other generators within 25 miles shown as fuel-colored dots.
| ID | Technology | Fuel | Capacity | Status | Online |
|---|---|---|---|---|---|
| PV1 | Solar Photovoltaic | Solar | 1.6 MW | Operating | 2012 |
| NERC Region | WECC |
|---|---|
| Balancing Authority | Arizona Public Service Company |
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.