Power plant · EIA plant code 6504
Maalaea
- Operator
- Maui Electric Co Ltd
- Location
- Maui, HI (county level only)
- Balancing authority
- Not reported
- Nameplate capacity
- 229.8 MW
- Summer capacity
- 197.9 MW
U.S. Energy Information Administration · Annual Electric Generator Report (Form EIA-860) · data for 2025 · as of Sep 10, 2026 · retrieved Oct 31, 2026 · CC-BY-4.0 May be out of date. The next release was due by Sep 10, 2027. Last checked for an update: Oct 31, 2026.
Generation in 2025
- Net generation
- 623,047 MWh
- Capacity factor
- 31.0%
Capacity factor is net generation divided by nameplate capacity times the hours each generator was in service that year, counted by month.
U.S. Energy Information Administration · Power Plant Operations Report (Form EIA-923) · data for 2025 · as of Sep 11, 2026 · retrieved Oct 31, 2026 · CC-BY-4.0 May be out of date. The next release was due by Sep 11, 2027. Last checked for an update: Oct 31, 2026.
Emissions
- Carbon dioxide in 2023
- 462,493 metric tons
- Carbon dioxide per MWh
- 1,522 lb/MWh
eGRID reports 509,811 short tons. One short ton is 0.90718474 metric tons.
Emissions are for 2023, the newest eGRID year. Generation is for 2025, the newest EIA-923 year.
U.S. Environmental Protection Agency · Emissions & Generation Resource Integrated Database (eGRID) · data for 2023 · as of Jun 16, 2025 · retrieved Oct 31, 2026 · CC-BY-4.0 May be out of date. The next release was due by Jan 31, 2026. Last checked for an update: Oct 31, 2026.
Generators
| Generator | Technology | Energy source | Nameplate | Operating since | Status |
|---|---|---|---|---|---|
| 1 | Petroleum Liquids | DFO | 2.6 MW | 1971 | Operable · As of September 2026 (EIA-860M): (OP) Operating |
| 10 | Petroleum Liquids | DFO | 12.5 MW | 1979 | Operable · As of September 2026 (EIA-860M): (OP) Operating |
| 11 | Petroleum Liquids | DFO | 12.5 MW | 1980 | Operable · As of September 2026 (EIA-860M): (OA) Out of service but expected to return to service in next calendar year |
| 12 | Petroleum Liquids | DFO | 12.5 MW | 1988 | Operable · As of September 2026 (EIA-860M): (OP) Operating |
| 13 | Petroleum Liquids | DFO | 12.5 MW | 1989 | Operable · As of September 2026 (EIA-860M): (OP) Operating |
| 14 | Petroleum Liquids | DFO | 23.6 MW | 1992 | Operable · As of September 2026 (EIA-860M): (OP) Operating |
| 15 | Petroleum Liquids | DFO | 18 MW | 1993 | Operable · As of September 2026 (EIA-860M): (OP) Operating |
| 16 | Petroleum Liquids | DFO | 23.6 MW | 1993 | Operable · As of September 2026 (EIA-860M): (OP) Operating |
| 17 | Petroleum Liquids | DFO | 25 MW | 1998 | Operable · As of September 2026 (EIA-860M): (OP) Operating |
| 18 | Petroleum Liquids | DFO | 18 MW | 2006 | Operable · As of September 2026 (EIA-860M): (OP) Operating |
| 19 | Petroleum Liquids | DFO | 25 MW | 2000 | Operable · As of September 2026 (EIA-860M): (OP) Operating |
| 2 | Petroleum Liquids | DFO | 2.6 MW | 1972 | Operable · As of September 2026 (EIA-860M): (OP) Operating |
| 3 | Petroleum Liquids | DFO | 2.6 MW | 1972 | Operable · As of September 2026 (EIA-860M): (OP) Operating |
| 4 | Petroleum Liquids | DFO | 5.6 MW | 1973 | Operable · As of September 2026 (EIA-860M): (OP) Operating |
| 5 | Petroleum Liquids | DFO | 5.6 MW | 1973 | Operable · As of September 2026 (EIA-860M): (OP) Operating |
| 6 | Petroleum Liquids | DFO | 5.6 MW | 1975 | Operable · As of September 2026 (EIA-860M): (OP) Operating |
| 7 | Petroleum Liquids | DFO | 5.6 MW | 1975 | Operable · As of September 2026 (EIA-860M): (OP) Operating |
| 8 | Petroleum Liquids | DFO | 5.6 MW | 1977 | Operable · As of September 2026 (EIA-860M): (OP) Operating |
| 9 | Petroleum Liquids | DFO | 5.6 MW | 1978 | Operable · As of September 2026 (EIA-860M): (OP) Operating |
| X1 | Petroleum Liquids | DFO | 2.6 MW | 1987 | Operable · As of September 2026 (EIA-860M): (OP) Operating |
| X2 | Petroleum Liquids | DFO | 2.6 MW | 1987 | Operable · As of September 2026 (EIA-860M): (OP) Operating |
U.S. Energy Information Administration · Monthly Update to the Annual Electric Generator Report (Form EIA-860M) · data for 2026-09 · as of Oct 23, 2026 · retrieved Oct 31, 2026 · CC-BY-4.0 May be out of date. The next release was due by Nov 23, 2026. Last checked for an update: Oct 31, 2026.