Chugach Electric Assn Inc: power outages per year
In 2025 the average Chugach Electric Assn Inc customer was without power for 5.0 hours, less than the Alaska average of 9.0 h; up from 3.5 h in 2024. The utility served 113,830 customers in Alaska and ranks #1 of 1 large Alaska utilities by outage hours.
By year
| Year | Hours (with major events) | Hours (without) | Interruptions | Customers |
|---|---|---|---|---|
| 2025 | 5.0 | 2.4 | 2.0 | 113,830 |
| 2024 | 3.5 | 2.1 | 2.0 | 113,704 |
| 2023 | 3.2 | — | 1.5 | 114,031 |
| 2022 | 2.5 | — | 1.2 | 113,250 |
| 2021 | 2.4 | — | 1.1 | 120,180 |
| 2020 | 1.9 | — | 0.9 | 89,624 |
"With major events" includes storm days that utilities may exclude from their own reliability targets; it is what customers actually live through. The gap between the two columns shows how much of the year's outage time came from big storms.
Backup power for Chugach Electric Assn Inc outages
An average outage here lasted about 2.5 hours in 2025. Size backup for the longest outage you want to ride through, not the average.
FAQ
How many hours a year are Chugach Electric Assn Inc customers without power?
5.0 hours per customer in 2025 including major event days (2.4 h without them), as Chugach Electric Assn Inc reported to the U.S. EIA.
How long does a typical Chugach Electric Assn Inc outage last?
About 2.5 hours on average in 2025 (total outage minutes divided by the number of interruptions). Storms make single events much longer.
Source: U.S. EIA Form 861, Reliability file, 2020–2025. Data snapshot . Utilities ranked nationwide →