Utah County Power Outage History
2017–2025 · Utah
Top 20% most reliable nationally — infrequent, short outages. How grades are calculated
Outages by year
Outages by month (seasonality)
Worst outage events on record
| Date | Duration | Customers affected | Cause |
|---|---|---|---|
| Mar 24, 2022 | 4 hrs | 119,719 (36%) | Unnamed event |
| Mar 16, 2022 | 6 hrs | 26,212 (8%) | Heavy Snow |
| Nov 7, 2024 | 4 hrs | 22,269 (7%) | Unnamed event |
| Aug 30, 2024 | 1 hrs | 21,841 (7%) | Unnamed event |
| Nov 26, 2025 | 1 hrs | 19,897 (6%) | Unnamed event |
Over the 9 years from 2017 to 2025, Utah County recorded 992 distinct power outage events, averaging 2.2 hours per event.
The single worst outage on record in Utah County started March 24, 2022, lasting 4 hours and leaving up to 119,719 customers without power (36% of the county) at its peak.
July has historically been the worst month for outages in Utah County, with 127 events recorded during that month across the dataset.
Based on this history, Utah County earns a Reliability Grade of A, placing it in the 91st percentile nationally for grid reliability (higher percentile = more reliable).
Sized for Utah County's outage profile
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Outage-prep kit
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Similar counties in Utah
Counties with the closest reliability grade and national percentile to Utah County.
| County | Grade | National percentile |
|---|---|---|
| Wasatch County | A | 92nd |
| Washington County | A | 92nd |
| Wayne County | A | 94th |
| Uintah County | A | 88th |
| Duchesne County | A | 97th |
FAQ
How often does power go out in Utah County?
Between 2017 and 2025, Utah County recorded 992 outage events, averaging 2.2 hours each.
What is Utah County's reliability grade?
Utah County has a Reliability Grade of A, in the 91st national percentile.
What was the worst power outage in Utah County?
The worst outage on record started March 24, 2022, lasting 4 hours and affecting up to 119,719 customers.