West Power Outage History
13 states, 394 counties tracked, 2014–2025. States ranked by average county-level reliability, best to worst.
States
13
Counties tracked
394
Avg national percentile
62nd
Higher = more reliable
State rankings (best to worst)
| State | Counties graded | National percentile |
|---|---|---|
| Arizona | 15 | 80th |
| Wyoming | 22 | 80th |
| New Mexico | 28 | 74th |
| Utah | 28 | 71st |
| Colorado | 53 | 70th |
| Montana | 50 | 67th |
| Hawaii | 4 | 65th |
| Washington | 36 | 58th |
| Idaho | 44 | 55th |
| Oregon | 34 | 54th |
| Nevada | 15 | 53rd |
| Alaska | 8 | 46th |
| California | 57 | 35th |