Macon County Power Outage History
2014–2025 · Tennessee
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 |
|---|---|---|---|
| Oct 17, 2021 | 1 hrs | 11,027 (80%) | Unnamed event |
| Oct 17, 2021 | 1 hrs | 11,027 (80%) | Unnamed event |
| Oct 31, 2021 | 2 hrs | 9,816 (71%) | Unnamed event |
| Jul 28, 2024 | 0 hrs | 7,596 (55%) | Flash Flood |
| Jun 24, 2025 | 5 hrs | 7,401 (54%) | Tornado |
Over the 12 years from 2014 to 2025, Macon County recorded 724 distinct power outage events, averaging 1.9 hours per event.
The single worst outage on record in Macon County started October 17, 2021, lasting 1 hours and leaving up to 11,027 customers without power (80% of the county) at its peak.
July has historically been the worst month for outages in Macon County, with 98 events recorded during that month across the dataset.
Based on this history, Macon County earns a Reliability Grade of D, placing it in the 31st percentile nationally for grid reliability (higher percentile = more reliable).
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Similar counties in Tennessee
Counties with the closest reliability grade and national percentile to Macon County.
| County | Grade | National percentile |
|---|---|---|
| Tipton County | D | 30th |
| Union County | D | 32nd |
| Giles County | D | 33rd |
| Polk County | D | 33rd |
| Fentress County | D | 33rd |
FAQ
How often does power go out in Macon County?
Between 2014 and 2025, Macon County recorded 724 outage events, averaging 1.9 hours each.
What is Macon County's reliability grade?
Macon County has a Reliability Grade of D, in the 31st national percentile.
What was the worst power outage in Macon County?
The worst outage on record started October 17, 2021, lasting 1 hours and affecting up to 11,027 customers.