Thomas County Power Outage History
2014–2025 · Georgia
Average — typical outage frequency and duration nationally. How grades are calculated
Outages by year
Outages by month (seasonality)
Worst outage events on record
| Date | Duration | Customers affected | Cause |
|---|---|---|---|
| Oct 10, 2018 | 104 hrs | 8,661 (24%) | Hurricane Michael |
| Sep 11, 2017 | 65 hrs | 7,969 (22%) | Hurricane Irma |
| Dec 16, 2022 | 1 hrs | 5,732 (16%) | Drought |
| Dec 16, 2022 | 1 hrs | 5,732 (16%) | Drought |
| Sep 27, 2024 | 92 hrs | 5,689 (16%) | Hurricane Helene |
Over the 12 years from 2014 to 2025, Thomas County recorded 347 distinct power outage events, averaging 3.3 hours per event.
The single worst outage on record in Thomas County started October 10, 2018 (Hurricane Michael), lasting 104 hours and leaving up to 8,661 customers without power (24% of the county) at its peak.
July has historically been the worst month for outages in Thomas County, with 54 events recorded during that month across the dataset.
Based on this history, Thomas County earns a Reliability Grade of C, placing it in the 56th percentile nationally for grid reliability (higher percentile = more reliable).
Sized for Thomas County's outage profile
See more picks in our Best Dual-Fuel Portable Generators for Power Outages roundup.
Champion Power Equipment 4375-Watt Dual Fuel RV Ready Portable Generator with Free 3-Year Warranty
Outage-prep kit
See our outage-prep guides.
Similar counties in Georgia
Counties with the closest reliability grade and national percentile to Thomas County.
| County | Grade | National percentile |
|---|---|---|
| Gordon County | C | 55th |
| Wheeler County | C | 57th |
| Gwinnett County | C | 57th |
| Coweta County | C | 58th |
| Clarke County | C | 58th |
FAQ
How often does power go out in Thomas County?
Between 2014 and 2025, Thomas County recorded 347 outage events, averaging 3.3 hours each.
What is Thomas County's reliability grade?
Thomas County has a Reliability Grade of C, in the 56th national percentile.
What was the worst power outage in Thomas County?
The worst outage on record started October 10, 2018 (Hurricane Michael), lasting 104 hours and affecting up to 8,661 customers.