– 0 customers out in Idaho
Power outage history
Idaho
3.6hours
without power for the average customer in a typical year, 2018–2025. 36th of 51.
Electricity customers 963,984 Across 44 counties
Worst well-recorded year 2021 5.4 hours without power, average customer
County by county
Where Idaho goes dark
Hours without power for the average customer in a typical year. Hover a county; click to open it.
Fewer hours64+ h / yr
Year by year
Hours in the dark, statewide
The record
Idaho's largest outages
Statewide events with at least 2% of customers, or 25,000, out at once, by peak.
| Began | Storm | Peak out | Share |
|---|---|---|---|
| Dec 17, 2025 | Windstorm | 82,243 | 8.5% |
| Sep 7, 2020 | Windstorm | 56,340 | 5.8% |
| Nov 17, 2015 | Windstorm | 53,595 | 5.6% |
| Jan 13, 2021 | Windstorm | 48,926 | 5.1% |
| Jan 16, 2020 | Winter storm | 42,978 | 4.5% |
| Sep 25, 2024 | Thunderstorms | 41,301 | 4.3% |
| Nov 15, 2021 | Windstorm | 37,847 | 3.9% |
| May 28, 2020 | No storm report | 35,979 | 3.7% |
| Apr 18, 2021 | Windstorm | 32,003 | 3.3% |
| Jan 23, 2020 | No storm report | 30,936 | 3.2% |
| Mar 29, 2021 | Windstorm | 27,623 | 2.9% |
Every county
All 44 counties
| County | Hours / yr | Major outages since 2018 | Customers |
|---|---|---|---|
| Boise | 41 | 147 | 3,491 |
| Clearwater | 34 | 94 | 3,978 |
| Benewah | 26 | 69 | 4,666 |
| Shoshone | 20 | 39 | 8,461 |
| Power | 18 | 48 | 3,842 |
| Bonner | 17 | 50 | 27,216 |
| Valley | 16 | 75 | 5,992 |
| Adams | 15 | 50 | 2,117 |
| Boundary | 13 | 44 | 4,261 |
| Lincoln | 11 | 70 | 2,360 |
| Idaho | 11 | 43 | 9,920 |
| Lemhi | 9.4 | 83 | 3,727 |
| Butte | 9.1 | 45 | 1,044 |
| Clark | 7.3 | 60 | 685 |
| Latah | 7.1 | 24 | 17,870 |
| Lewis | 6.8 | 38 | 1,808 |
| Blaine | 6.2 | 35 | 11,965 |
| Jefferson | 6.0 | 41 | 8,995 |
| Bingham | 5.1 | 24 | 19,837 |
| Oneida | 4.9 | 21 | 3,921 |
| Caribou | 4.9 | 44 | 3,639 |
| Gooding | 4.8 | 36 | 7,548 |
| Gem | 4.5 | 26 | 8,691 |
| Nez Perce | 4.5 | 11 | 19,938 |
| Fremont | 4.4 | 27 | 12,153 |
| Bear Lake | 4.2 | 37 | 5,253 |
| Owyhee | 4.1 | 36 | 5,501 |
| Kootenai | 3.8 | 4 | 103,287 |
| Jerome | 3.2 | 19 | 11,738 |
| Elmore | 3.2 | 25 | 13,404 |
| Madison | 3.1 | 18 | 22,384 |
| Teton | 2.4 | 9 | 9,404 |
| Franklin | 2.2 | 10 | 11,748 |
| Bannock | 2.1 | 5 | 43,884 |
| Twin Falls | 2.0 | 6 | 46,267 |
| Bonneville | 1.8 | 8 | 79,451 |
| Payette | 1.7 | 16 | 11,846 |
| Cassia | 1.5 | 9 | 14,726 |
| Canyon | 1.4 | 2 | 112,896 |
| Ada | 1.1 | 0 | 256,537 |
| Custer | 0.3 | 2 | 2,468 |
| Camas | – | 25 | 469 |
| Minidoka | – | 1 | 11,696 |
| Washington | – | 39 | 2,900 |
Who keeps the lights on
Utilities in Idaho
Reliability and residential price as reported to the EIA for the latest year. Outage minutes include major storm days.
| Utility | Type | Outage min / yr | Excl. major storms | ¢/kWh | Customers |
|---|---|---|---|---|---|
| Idaho Power Co | Investor Owned | 171 | 141 | 11.8 | 540k |
| Avista Corp | Investor Owned | 973 | 208 | 11.8 | 129k |
| PacifiCorp | Investor Owned | 146 | 146 | 13.5 | 76k |
| Kootenai Electric Cooperative | Cooperative | 369 | 94 | 13.4 | 31k |
| City of Idaho Falls | Municipal | 51 | 17 | 9.6 | 29k |
| Northern Lights, Inc | Cooperative | 1,054 | 417 | 12.2 | 18k |
| Fall River Rural Elec Coop Inc | Cooperative | 7 | 7 | 11.1 | 16k |
| United Electric Co-op, Inc | Cooperative | 226 | 118 | 8.5 | 5.2k |
| Salmon River Electric Coop Inc | Cooperative | 356 | 356 | 9.9 | 2.4k |
| Inland Power & Light Company | Cooperative | – | – | 9.4 | 2.2k |
| Lower Valley Energy Inc | Cooperative | – | – | 7.8 | 1.7k |
| Raft Rural Elec Coop Inc | Cooperative | – | – | 10.2 | 1.4k |