Smith County Power Outage History
2014–2025 · Mississippi
Bottom 20% least reliable nationally — frequent and/or long outages. How grades are calculated
Outages by year
Outages by month (seasonality)
Worst outage events on record
| Date | Duration | Customers affected | Cause |
|---|---|---|---|
| Oct 26, 2019 | 58 hrs | 6,211 (69%) | Tropical Storm Olga |
| Dec 8, 2017 | 37 hrs | 5,976 (67%) | Heavy Snow |
| Feb 15, 2021 | 75 hrs | 5,329 (60%) | Winter Storm Uri |
| Dec 29, 2024 | 70 hrs | 5,164 (58%) | Tornado |
| Jun 16, 2023 | 126 hrs | 4,934 (55%) | Thunderstorm Wind |
Over the 12 years from 2014 to 2025, Smith County recorded 1,368 distinct power outage events, averaging 2.4 hours per event.
The single worst outage on record in Smith County started October 26, 2019 (Tropical Storm Olga), lasting 58 hours and leaving up to 6,211 customers without power (69% of the county) at its peak.
June has historically been the worst month for outages in Smith County, with 154 events recorded during that month across the dataset.
Based on this history, Smith County earns a Reliability Grade of F, placing it in the 8th 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 Smith County.
| County | Grade | National percentile |
|---|---|---|
| Pike County | F | 8th |
| Holmes County | F | 7th |
| Walthall County | F | 9th |
| Jefferson Davis County | F | 9th |
| Simpson County | F | 9th |
FAQ
How often does power go out in Smith County?
Between 2014 and 2025, Smith County recorded 1,368 outage events, averaging 2.4 hours each.
What is Smith County's reliability grade?
Smith County has a Reliability Grade of F, in the 8th national percentile.
What was the worst power outage in Smith County?
The worst outage on record started October 26, 2019 (Tropical Storm Olga), lasting 58 hours and affecting up to 6,211 customers.