2025 Alaska Power Outage Report
In 2025, the average Alaska customer went without power for about 10.9 hours, the 3rd worst of 51 states (US average 5.3 hours). Figures from DOE/ORNL EAGLE-I, including major storm days.
Avg hrs / customer
10.9
vs prior year
▲ 63%
vs 2024
Customer-hours out
2.9M
Peak customers out
42,029
across the state at once
EAGLE-I coverage
n/a
of AK customers
Counties reporting
8
Alaska year over year
All 8 Alaska counties, 2025
Ranked by average hours without power per customer. Each county links to its annual report.
| # | County | Hrs / customer | Customer-hours | Customers | Peak out | Events |
|---|---|---|---|---|---|---|
| 1 | Denali Borough | 40.8 | 41K | 1,014 | 859 | 129 |
| 2 | Matanuska-Susitna Borough | 23.2 | 1.4M | 59,763 | 21,218 | 677 |
| 3 | Kenai Peninsula Borough | 11.3 | 490K | 43,315 | 15,029 | 484 |
| 4 | Southeast Fairbanks Census Area | 8.4 | 17K | 2,069 | 2,069 | 143 |
| 5 | Anchorage Municipality | 7.4 | 812K | 110,430 | 29,805 | 772 |
| 6 | Yukon-Koyukuk Census Area | 4.1 | 13K | 3,197 | 408 | 37 |
| 7 | Fairbanks North Star Borough | 2.9 | 128K | 44,163 | 11,338 | 673 |
| 8 | Chugach Census Area | - | 2,143 | - | 567 | 7 |
Biggest Alaska outages of 2025
Up to 25 county outage episodes with the most customers out at once.
| # | County | Started (UTC) | Ended (UTC) | Duration | Peak out | Customer-hours |
|---|---|---|---|---|---|---|
| 1 | Anchorage Municipality, AK | January 12, 2025 10:45 | January 16, 2025 07:00 | 3d 20h | 29,805 | 495K |
| 2 | Matanuska-Susitna Borough, AK | December 6, 2025 06:00 | December 10, 2025 11:30 | 4d 5h | 21,218 | 852K |
| 3 | Anchorage Municipality, AK | April 6, 2025 23:00 | April 7, 2025 06:15 | 7h 15m | 19,744 | 6,655 |
| 4 | Matanuska-Susitna Borough, AK | October 27, 2025 16:30 | October 28, 2025 00:00 | 7h 30m | 16,143 | 13K |
| 5 | Kenai Peninsula Borough, AK | October 31, 2025 05:00 | November 2, 2025 02:45 | 1d 21h | 15,029 | 71K |
| 6 | Anchorage Municipality, AK | October 19, 2025 17:15 | October 25, 2025 10:00 | 5d 16h | 13,252 | 34K |
| 7 | Fairbanks North Star Borough, AK | July 7, 2025 00:45 | July 7, 2025 20:45 | 20h | 11,338 | 7,909 |
| 8 | Anchorage Municipality, AK | March 11, 2025 17:15 | March 11, 2025 22:45 | 5h 30m | 10,415 | 2,741 |
| 9 | Kenai Peninsula Borough, AK | October 27, 2025 17:00 | October 27, 2025 22:15 | 5h 15m | 9,545 | 5,137 |
| 10 | Anchorage Municipality, AK | December 6, 2025 14:30 | December 7, 2025 12:00 | 21h 30m | 8,363 | 9,133 |
| 11 | Matanuska-Susitna Borough, AK | January 12, 2025 11:15 | January 15, 2025 01:45 | 2d 14h | 7,726 | 99K |
| 12 | Fairbanks North Star Borough, AK | August 23, 2025 20:45 | September 4, 2025 04:15 | 11d 7h | 7,344 | 27K |
| 13 | Anchorage Municipality, AK | March 4, 2025 00:45 | March 4, 2025 03:15 | 2h 30m | 6,931 | 5,159 |
| 14 | Kenai Peninsula Borough, AK | January 12, 2025 09:45 | January 23, 2025 22:45 | 11d 13h | 6,489 | 148K |
| 15 | Kenai Peninsula Borough, AK | October 8, 2025 18:45 | October 10, 2025 22:30 | 2d 3h | 6,468 | 51K |
| 16 | Anchorage Municipality, AK | December 16, 2025 03:30 | December 17, 2025 02:30 | 23h | 6,229 | 5,502 |
| 17 | Matanuska-Susitna Borough, AK | April 6, 2025 23:00 | April 7, 2025 02:00 | 3h | 6,081 | 2,973 |
| 18 | Matanuska-Susitna Borough, AK | July 20, 2025 20:00 | July 21, 2025 01:45 | 5h 45m | 5,635 | 4,850 |
| 19 | Anchorage Municipality, AK | August 28, 2025 10:00 | August 30, 2025 20:00 | 2d 10h | 4,985 | 31K |
| 20 | Fairbanks North Star Borough, AK | December 3, 2025 01:30 | December 4, 2025 03:00 | 1d 1h | 4,945 | 13K |
| 21 | Anchorage Municipality, AK | September 10, 2025 17:30 | September 11, 2025 00:00 | 6h 30m | 4,309 | 2,778 |
| 22 | Fairbanks North Star Borough, AK | May 17, 2025 18:30 | May 18, 2025 02:00 | 7h 30m | 4,289 | 1,082 |
| 23 | Kenai Peninsula Borough, AK | April 5, 2025 14:15 | April 7, 2025 04:45 | 1d 14h | 4,261 | 6,335 |
| 24 | Fairbanks North Star Borough, AK | November 23, 2025 03:00 | November 23, 2025 22:45 | 19h 45m | 4,058 | 5,150 |
| 25 | Kenai Peninsula Borough, AK | December 6, 2025 06:30 | December 8, 2025 04:00 | 1d 21h | 4,021 | 17K |
EAGLE-I tracked about n/a of Alaska's electricity customers in 2025; outages at utilities it does not see are not counted. Hours per customer divide outage customer-minutes by modeled county customers.
Part of the 2025 US Power Outage Report.
Data from DOE EAGLE-I, every source we read.