Hawaii has 119 power plants totalling 4,183 MW and 1,484 km of power lines mapped on OpenStreetMap.
| Source | Output | Count |
|---|---|---|
| oil | 1,828 MW | 17 |
| hydro | 1,024 MW | 8 |
| solar | 416 MW | 72 |
| coal | 293 MW | 2 |
| wind | 236 MW | 9 |
| battery | 185 MW | 1 |
| diesel | 100 MW | 1 |
| biomass | 59 MW | 2 |
| geothermal | 43.00 MW | 1 |
| [unspecified] | 6 | |
| All | 4,183 MW | 119 |
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 | 30 km | 2.0% |
| 52 kV – 131 kV | 987 km | 66.5% |
| 132 kV – 219 kV | 181 km | 12.2% |
| 220 kV – 329 kV | 0 m | 0.0% |
| 330 kV – 549 kV | 6 km | 0.4% |
| 550 kV – | 0 m | 0.0% |
| No voltage tagged | 168 km | 11.3% |
| Total | 1,484 km | 100.0% |
Stats updated 2025-06-22