Kenai Peninsula Power Outage History
2015–2025 · Alaska
Worse than average — more frequent or longer outages than most counties. How grades are calculated
Outages by year
Outages by month (seasonality)
Worst outage events on record
| Date | Duration | Customers affected | Cause |
|---|---|---|---|
| Oct 9, 2019 | 1 hrs | 21,527 (49%) | Unnamed event |
| Oct 31, 2025 | 18 hrs | 15,029 (34%) | Unnamed event |
| Jun 9, 2022 | 5 hrs | 13,783 (31%) | Unnamed event |
| Mar 30, 2017 | 1 hrs | 13,184 (30%) | Unnamed event |
| Aug 21, 2015 | 1 hrs | 11,508 (26%) | Unnamed event |
Over the 11 years from 2015 to 2025, Kenai Peninsula recorded 726 distinct power outage events, averaging 4.8 hours per event.
The single worst outage on record in Kenai Peninsula started October 9, 2019, lasting 1 hours and leaving up to 21,527 customers without power (49% of the county) at its peak.
December has historically been the worst month for outages in Kenai Peninsula, with 103 events recorded during that month across the dataset.
Based on this history, Kenai Peninsula earns a Reliability Grade of D, placing it in the 27th percentile nationally for grid reliability (higher percentile = more reliable).
Sized for Kenai Peninsula's outage profile
See more picks in our Best Dual-Fuel Portable Generators for Power Outages roundup.
Champion Power Equipment 4375-Watt Dual Fuel RV Ready Portable Generator with Free 3-Year Warranty
Outage-prep kit
See our outage-prep guides.
Similar counties in Alaska
Counties with the closest reliability grade and national percentile to Kenai Peninsula.
| County | Grade | National percentile |
|---|---|---|
| Matanuska-Susitna | D | 23rd |
| Southeast Fairbanks | D | 23rd |
| Fairbanks North Star | D | 33rd |
| Denali | F | 14th |
| Anchorage | C | 59th |
FAQ
How often does power go out in Kenai Peninsula?
Between 2015 and 2025, Kenai Peninsula recorded 726 outage events, averaging 4.8 hours each.
What is Kenai Peninsula's reliability grade?
Kenai Peninsula has a Reliability Grade of D, in the 27th national percentile.
What was the worst power outage in Kenai Peninsula?
The worst outage on record started October 9, 2019, lasting 1 hours and affecting up to 21,527 customers.