United States › Power plants › Oil-fired power plants › Hawaii
OIL-FIRED POWER PLANTSEwa Nui Substation DG
Ewa Nui Substation DG is a 9.6 MW retired oil-fired power plant in Honolulu County, Hawaii, operated by Hawaiian Electric Co Inc.
Plant statusClosed
- Planning (completed)
- Consented (completed)
- Construction (completed)
- OperatingOct 2005 (completed)
- ClosedApr 2010 (current stage)
Generators
Each generating unit EIA lists at this plant.
| Unit | Technology | Capacity | Status |
|---|---|---|---|
| DG1 | Petroleum Liquids | 1.6 MW | Retired |
| DG2 | Petroleum Liquids | 1.6 MW | Retired |
| DG3 | Petroleum Liquids | 1.6 MW | Retired |
| DG4 | Petroleum Liquids | 1.6 MW | Retired |
| DG5 | Petroleum Liquids | 1.6 MW | Retired |
| DG6 | Petroleum Liquids | 1.6 MW | Retired |
Plant details
- Operator
- Hawaiian Electric Co Inc
- Location
- Honolulu County, Hawaii
- Sector
- Electric Utility
- Capacity
- Retired: 9.6 MW
- First unit online
- Oct 2005
- EIA plant ID
- 56330
Location
21.3756, -158.0478
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Source: U.S. Energy Information Administration, Form EIA-860M, September 2026. Planned dates are targets reported by the developer and often change. Report a problem