66th largest plant in Hawaii · 11698th nationally
Waihonu South Solar is a solar power plant in Hawaii with a nameplate capacity of 1.5 MW. It generates roughly 1.8k MWh per year — enough to power about 170 average U.S. homes.
Its capacity factor of 14% reflects intermittent or peaking operation.
| Plant Name | Waihonu South Solar |
|---|---|
| Operator | Waihonu South Llc |
| City | Mililani |
| County | Honolulu County |
| State | Hawaii |
| ZIP | 96761 |
| Coordinates | 21.46889, -158.01639 |
This plant highlighted in navy-ringed pin; other generators within 25 miles shown as fuel-colored dots.
| ID | Technology | Fuel | Capacity | Status | Online |
|---|---|---|---|---|---|
| INV-1 | Solar Photovoltaic | Solar | 0.5 MW | Operating | 2016 |
| INV-2 | Solar Photovoltaic | Solar | 0.5 MW | Operating | 2016 |
| INV-3 | Solar Photovoltaic | Solar | 0.5 MW | Operating | 2016 |
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.