108th largest plant in Arizona · 5061st nationally
Avalon Solar Ii is a solar power plant in Arizona with a nameplate capacity of 16.0 MW. It generates roughly 43.9k MWh per year — enough to power about 4,177 average U.S. homes.
Its capacity factor of 31% reflects intermittent or peaking operation.
| Plant Name | Avalon Solar Ii |
|---|---|
| Operator | Avalon Solar Partners Ii, Llc |
| City | Sahuarita |
| County | Pima County |
| State | Arizona |
| ZIP | 85629 |
| Coordinates | 32.00085, -110.95843 |
This plant highlighted in navy-ringed pin; other generators within 25 miles shown as fuel-colored dots.
| ID | Technology | Fuel | Capacity | Status | Online |
|---|---|---|---|---|---|
| ASII | Solar Photovoltaic | Solar | 16.0 MW | Operating | 2016 |
| Owner | Location | Share |
|---|---|---|
| Firstar Development, Llc | St. Louis, MO | 9900.0% |
| Cre-Avalon Arizona Llc | Houston, TX | 100.0% |
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 | Tucson Electric Power 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.