206th largest plant in California · 2121st nationally
Imperial Solar Energy Center South is a solar power plant in California with a nameplate capacity of 129 MW. It generates roughly 277.2k MWh per year — enough to power about 26,398 average U.S. homes.
Its capacity factor of 25% reflects intermittent or peaking operation.
| Plant Name | Imperial Solar Energy Center South |
|---|---|
| Operator | Csolar Iv South Llc |
| City | Calexico |
| County | Imperial County |
| State | California |
| ZIP | 92231 |
| Coordinates | 32.66329, -115.65828 |
This plant highlighted in navy-ringed pin; other generators within 25 miles shown as fuel-colored dots.
| ID | Technology | Fuel | Capacity | Status | Online |
|---|---|---|---|---|---|
| 56819 | Solar Photovoltaic | Solar | 129 MW | Operating | 2013 |
| Owner | Location | Share |
|---|---|---|
| Tenaska Csolar South Holdings, Llc | Omaha, NE | 4900.0% |
| Tenaska Iv South Partners, Llc | Omaha, NE | 4800.0% |
| Tenaska Csolar South, Llc | Omaha, NE | 300.0% |
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 | California Independent System Operator |
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.