Utah Power Outage History
29 counties tracked, 2014–2025. County-level reliability grades and outage frequency below.
Counties tracked
29
Avg national percentile
71st
Higher = more reliable
Grade F counties
0
County rankings (worst to best)
| County | Grade | National percentile |
|---|---|---|
| Morgan County | D | 25th |
| Beaver County | D | 34th |
| Summit County | D | 36th |
| Piute County | D | 39th |
| Weber County | C | 47th |
| Grand County | C | 58th |
| Box Elder County | B | 62nd |
| Millard County | B | 63rd |
| Sanpete County | B | 65th |
| Iron County | B | 66th |
| Tooele County | B | 70th |
| Salt Lake County | B | 70th |
| Carbon County | B | 70th |
| Juab County | B | 71st |
| Emery County | B | 72nd |
| Sevier County | B | 72nd |
| Garfield County | B | 75th |
| Davis County | A | 80th |
| Cache County | A | 84th |
| San Juan County | A | 85th |
| Uintah County | A | 88th |
| Utah County | A | 91st |
| Wasatch County | A | 92nd |
| Washington County | A | 92nd |
| Wayne County | A | 94th |
| Duchesne County | A | 97th |
| Kane County | A | 98th |
| Daggett County | A | 98th |
| Rich County | Not yet graded | — |