Hawaii has 118 power plants totalling 3,218 MW and 1,496 km of power lines mapped on OpenStreetMap.
| Source | Output | Count |
|---|---|---|
| oil | 1,941 MW | 18 |
| solar | 608 MW | 74 |
| wind | 236 MW | 9 |
| battery | 185 MW | 1 |
| diesel | 100 MW | 1 |
| biomass | 69 MW | 3 |
| geothermal | 43.00 MW | 1 |
| hydro | 24.00 MW | 7 |
| solar,battery | 13.00 MW | 1 |
| [unspecified] | 3 | |
| All | 3,218 MW | 118 |
If multiple sources are listed for a power plant, only the first source is used in this breakdown.
Show plants under construction
| Voltage | Length | Percentage |
|---|---|---|
| 0 V – 9 kV | 0 m | 0.0% |
| 10 kV – 24 kV | 113 km | 7.6% |
| 25 kV – 51 kV | 33 km | 2.2% |
| 52 kV – 131 kV | 988 km | 66.0% |
| 132 kV – 219 kV | 182 km | 12.1% |
| 220 kV – 329 kV | 0 m | 0.0% |
| 330 kV – 549 kV | 0 m | 0.0% |
| 550 kV – | 0 m | 0.0% |
| No voltage tagged | 181 km | 12.1% |
| Total | 1,496 km | 100.0% |
Stats updated 2026-02-14