PowerPlantFactsEvidence report · prepared 2 September 2026https://powerplantfacts.com/entity/771
EIA plant 771
Hilo · Hawaii · HI
Puueo
Operated by Hawaii Electric Light Co Inc
Published location
Where is Puueo?
This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.
19.726400, -155.090800
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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 | 0 MWh |
| 2 | 0 MWh |
| 3 | 63 MWh |
| 4 | 695 MWh |
| 5 | 678 MWh |
| 6 | 678 MWh |
| 7 | 443 MWh |
| 8 | 342 MWh |
| 9 | 591 MWh |
| 10 | 539 MWh |
| 11 | 84 MWh |
| 12 | 0 MWh |
Operating generators
| ID | Technology | Fuel | MW | Status |
|---|---|---|---|---|
| 2A | Conventional Hydroelectric | WAT | 2.4 | OP |
| 1 | Conventional Hydroelectric | WAT | 0.7 | OP |
Continue exploring
Similar-capacity plants in the same state
Identity, technology and limitations
EIA plant ID
771
Sector
Electric Utility
Water source
Wailuku River
Data edition
2024-final