20th largest plant in Hawaii · 3771st nationally
Waipio Solar is a solar power plant in Hawaii with a nameplate capacity of 45.9 MW. It generates roughly 86.9k MWh per year — enough to power about 8,275 average U.S. homes.
Its capacity factor of 22% reflects intermittent or peaking operation.
| Plant Name | Waipio Solar |
|---|---|
| Operator | Waipio Pv, Llc |
| City | Waipio |
| County | Honolulu County |
| State | Hawaii |
| ZIP | 96787 |
| Coordinates | 21.45600, -157.98200 |
This plant highlighted in navy-ringed pin; other generators within 25 miles shown as fuel-colored dots.
| ID | Technology | Fuel | Capacity | Status | Online |
|---|---|---|---|---|---|
| WPO | Solar Photovoltaic | Solar | 45.9 MW | Operating | 2019 |
| Balancing Authority | Hawaiian Electric Co Inc |
|---|
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.