Alaska operates 157 power plants totaling 3,136 MW of nameplate capacity. Natural Gas dominates the mix at 46%, followed by Oil (26%) and Hydroelectric (16%). The largest plant is George M Sullivan Generation Plant 2 at 346 MW.
Showing the 120 largest plants by capacity. Alaska operates another 37 plants below this size — browse the lists below to reach them.
| Plant | City | Fuel | Capacity |
|---|---|---|---|
| George M Sullivan Generation Plant 2 | Anchorage | Natural Gas | 347 MW |
| Beluga | Beluga | Natural Gas | 312 MW |
| Southcentral Power Project | Anchorage | Natural Gas | 204 MW |
| North Pole | North Pole | Oil | 181 MW |
| Eklutna Generation Station | Chugiak | Natural Gas | 171 MW |
| Bradley Lake | Homer | Hydroelectric | 126 MW |
| Soldotna | Soldotna | Natural Gas | 96.5 MW |
| Healy | Healy | Coal | 92.8 MW |
| Nikiski Combined Cycle | Nikiski | Natural Gas | 80.8 MW |
| Snettisham | Juneau | Hydroelectric | 78.2 MW |
| Hank Nikkels Plant 1 | Anchorage | Natural Gas | 77.9 MW |
| Bernice Lake | Nikiski | Natural Gas | 76.7 MW |
| Lemon Creek | Juneau | Oil | 61.7 MW |
| Eklutna Hydro Project | Palmer | Hydroelectric | 44.4 MW |
| Fairbanks | Fairbanks | Oil | 42.2 MW |
| Industrial Plant | Juneau | Oil | 41.7 MW |
| Battery Energy Storage System | Fairbanks | Other Fossil | 40.0 MW |
| International Battery Substation (Ibss) | Anchorage | Battery Storage | 40.0 MW |
| University Of Alaska Fairbanks | Fairbanks | Coal | 39.6 MW |
| Auke Bay | Juneau | Oil | 36.2 MW |
| Terror Lake Microgrid | Kodiak | Hydroelectric | 33.6 MW |
| Chena Power Plant | Fairbanks | Coal | 27.5 MW |
| Eielson Afb Central Heat & Power Plant | Eielson Afb | Coal | 26.0 MW |
| S W Bailey | Ketchikan | Oil | 25.9 MW |
| Tnsg North Plant | Deadhorse | Natural Gas | 25.7 MW |
| Jarvis Street | Sitka | Oil | 25.6 MW |
| Eva Creek Wind | Healy | Wind | 24.6 MW |
| Delta Power | Delta Junction | Oil | 23.1 MW |
| Swan Lake | Ketchikan | Hydroelectric | 22.6 MW |
| Tyee Lake Hydroelectric Facility | Wrangell | Hydroelectric | 22.6 MW |
| Dutch Harbor | Dutch Harbor | Oil | 21.9 MW |
| Utility Plants Section | Fort Wainwright | Coal | 20.0 MW |
| Cooper Lake | Cooper Landing | Hydroelectric | 19.4 MW |
| Green Lake | Sitka | Hydroelectric | 18.6 MW |
| Snake River | Nome | Oil | 18.4 MW |
| Kodiak Microgrid | Kodiak | Oil | 18.3 MW |
| Kotzebue Hybrid | Kotzebue | Oil | 18.0 MW |
| Fire Island Wind | Anchorage | Wind | 18.0 MW |
| Unisea G 2 | Dutch Harbor | Oil | 17.5 MW |
| Barrow | Barrow | Natural Gas | 17.3 MW |
| Naknek | Naknek | Oil | 16.5 MW |
| Petersburg | Petersburg | Oil | 16.3 MW |
| Blue Lake Hydro | Sitka | Hydroelectric | 15.9 MW |
| Seward (Ak) | Seward | Oil | 15.6 MW |
| International | Anchorage | Natural Gas | 15.0 MW |
| Lake Dorothy Hydroelectric Project | Juneau | Hydroelectric | 14.3 MW |
| Bethel | Bethel | Oil | 12.6 MW |
| Nutrien Kenai Nitrogen Operations | Kenai | Natural Gas | 12.5 MW |
| Orca | Cordova | Oil | 12.2 MW |
| Wrangell | Wrangell | Oil | 12.0 MW |