Washington County Power Outage History
2014–2025 · Mississippi
Worse than average — more frequent or longer outages than most counties. How grades are calculated
Outages by year
Outages by month (seasonality)
Worst outage events on record
| Date | Duration | Customers affected | Cause |
|---|---|---|---|
| Jul 22, 2023 | 5 hrs | 7,640 (29%) | Unnamed event |
| Aug 8, 2023 | 5 hrs | 7,370 (28%) | Unnamed event |
| Jun 18, 2016 | 39 hrs | 6,687 (25%) | Thunderstorm Wind |
| Jan 11, 2020 | 16 hrs | 5,444 (21%) | Tornado |
| Jan 11, 2020 | 7 hrs | 4,507 (17%) | Tornado |
Over the 12 years from 2014 to 2025, Washington County recorded 769 distinct power outage events, averaging 3.3 hours per event.
The single worst outage on record in Washington County started July 22, 2023, lasting 5 hours and leaving up to 7,640 customers without power (29% of the county) at its peak.
June has historically been the worst month for outages in Washington County, with 102 events recorded during that month across the dataset.
Based on this history, Washington County earns a Reliability Grade of D, placing it in the 39th percentile nationally for grid reliability (higher percentile = more reliable).
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Similar counties in Mississippi
Counties with the closest reliability grade and national percentile to Washington County.
| County | Grade | National percentile |
|---|---|---|
| Jackson County | D | 38th |
| Marion County | D | 40th |
| Kemper County | D | 36th |
| Rankin County | C | 41st |
| Sunflower County | D | 36th |
FAQ
How often does power go out in Washington County?
Between 2014 and 2025, Washington County recorded 769 outage events, averaging 3.3 hours each.
What is Washington County's reliability grade?
Washington County has a Reliability Grade of D, in the 39th national percentile.
What was the worst power outage in Washington County?
The worst outage on record started July 22, 2023, lasting 5 hours and affecting up to 7,640 customers.