Washington County Power Outage History
2014–2025 · Missouri
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 |
|---|---|---|---|
| Jan 21, 2016 | 1 hrs | 4,869 (31%) | Unnamed event |
| Aug 3, 2023 | 47 hrs | 4,792 (30%) | Thunderstorm Wind |
| Jul 13, 2023 | 30 hrs | 3,693 (23%) | Thunderstorm Wind |
| Jul 1, 2023 | 35 hrs | 3,567 (23%) | Thunderstorm Wind |
| May 7, 2024 | 6 hrs | 3,548 (22%) | Thunderstorm Wind |
Over the 12 years from 2014 to 2025, Washington County recorded 774 distinct power outage events, averaging 3.2 hours per event.
The single worst outage on record in Washington County started January 21, 2016, lasting 1 hours and leaving up to 4,869 customers without power (31% of the county) at its peak.
July has historically been the worst month for outages in Washington County, with 91 events recorded during that month across the dataset.
Based on this history, Washington County earns a Reliability Grade of D, placing it in the 38th percentile nationally for grid reliability (higher percentile = more reliable).
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Similar counties in Missouri
Counties with the closest reliability grade and national percentile to Washington County.
| County | Grade | National percentile |
|---|---|---|
| Shannon County | D | 39th |
| Holt County | D | 38th |
| Wayne County | D | 40th |
| Newton County | C | 40th |
| Bollinger County | D | 36th |
FAQ
How often does power go out in Washington County?
Between 2014 and 2025, Washington County recorded 774 outage events, averaging 3.2 hours each.
What is Washington County's reliability grade?
Washington County has a Reliability Grade of D, in the 38th national percentile.
What was the worst power outage in Washington County?
The worst outage on record started January 21, 2016, lasting 1 hours and affecting up to 4,869 customers.