PowerPlantFactsEvidence report · prepared 2 September 2026https://powerplantfacts.com/entity/54827
EIA plant 54827
Hilo · Hawaii · HI
Wailuku River Hydroelectric
Operated by Wailuku Holding Company LLC
Published location
Where is Wailuku River Hydroelectric?
This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.
19.712994, -155.148570
Open the interactive map ↗Map data © OpenStreetMap contributors
Capacity is not generation. Nameplate MW describes equipment; annual MWh describes recorded output. Proposed and retired units are not added to operating capacity.
2024 monthly net generation
| Month | Net generation |
|---|---|
| 1 | 505 MWh |
| 2 | 441 MWh |
| 3 | 4,331 MWh |
| 4 | 4,780 MWh |
| 5 | 6,012 MWh |
| 6 | 2,144 MWh |
| 7 | 1,112 MWh |
| 8 | 1,467 MWh |
| 9 | 2,403 MWh |
| 10 | 1,419 MWh |
| 11 | 4,845 MWh |
| 12 | 441 MWh |
Operating generators
| ID | Technology | Fuel | MW | Status |
|---|---|---|---|---|
| 8101 | Conventional Hydroelectric | WAT | 5.2 | OP |
| 8102 | Conventional Hydroelectric | WAT | 5.2 | OP |
Continue exploring
Similar-capacity plants in the same state
Identity, technology and limitations
EIA plant ID
54827
Sector
IPP Non-CHP
Water source
Wailuku River
Data edition
2024-final