Park County Power Outage History
2014–2025 · Wyoming
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 |
|---|---|---|---|
| Feb 2, 2021 | 0 hrs | 3,222 (23%) | Unnamed event |
| Jun 20, 2023 | 0 hrs | 2,769 (20%) | Unnamed event |
| Jul 26, 2025 | 2 hrs | 2,206 (16%) | Unnamed event |
| Jan 11, 2024 | 2 hrs | 2,134 (15%) | Winter Storm |
| Jul 26, 2024 | 1 hrs | 1,649 (12%) | Unnamed event |
Over the 12 years from 2014 to 2025, Park County recorded 209 distinct power outage events, averaging 2.8 hours per event.
The single worst outage on record in Park County started February 2, 2021, lasting 0 hours and leaving up to 3,222 customers without power (23% of the county) at its peak.
August has historically been the worst month for outages in Park County, with 29 events recorded during that month across the dataset.
Based on this history, Park County earns a Reliability Grade of A, placing it in the 88th percentile nationally for grid reliability (higher percentile = more reliable).
Sized for Park County's outage profile
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Outage-prep kit
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Similar counties in Wyoming
Counties with the closest reliability grade and national percentile to Park County.
| County | Grade | National percentile |
|---|---|---|
| Natrona County | A | 87th |
| Lincoln County | A | 89th |
| Washakie County | A | 90th |
| Uinta County | A | 93rd |
| Big Horn County | A | 82nd |
FAQ
How often does power go out in Park County?
Between 2014 and 2025, Park County recorded 209 outage events, averaging 2.8 hours each.
What is Park County's reliability grade?
Park County has a Reliability Grade of A, in the 88th national percentile.
What was the worst power outage in Park County?
The worst outage on record started February 2, 2021, lasting 0 hours and affecting up to 3,222 customers.