Mecklenburg County Power Outage History
2014–2025 · North Carolina
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 |
|---|---|---|---|
| Sep 27, 2024 | 38 hrs | 116,836 (20%) | Flash Flood |
| Dec 23, 2022 | 66 hrs | 105,751 (18%) | Strong Wind |
| May 8, 2024 | 62 hrs | 75,384 (13%) | Thunderstorm Wind |
| Apr 24, 2017 | 21 hrs | 65,797 (11%) | Flood |
| May 22, 2020 | 30 hrs | 64,686 (11%) | Flood |
Over the 12 years from 2014 to 2025, Mecklenburg County recorded 5,565 distinct power outage events, averaging 3.3 hours per event.
The single worst outage on record in Mecklenburg County started September 27, 2024 (Flash Flood), lasting 38 hours and leaving up to 116,836 customers without power (20% of the county) at its peak.
July has historically been the worst month for outages in Mecklenburg County, with 626 events recorded during that month across the dataset.
Based on this history, Mecklenburg County earns a Reliability Grade of C, placing it in the 42nd percentile nationally for grid reliability (higher percentile = more reliable).
Sized for Mecklenburg County's outage profile
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Similar counties in North Carolina
Counties with the closest reliability grade and national percentile to Mecklenburg County.
| County | Grade | National percentile |
|---|---|---|
| Rowan County | C | 42nd |
| Bertie County | C | 42nd |
| Gaston County | C | 41st |
| Camden County | C | 43rd |
| Gates County | C | 41st |
FAQ
How often does power go out in Mecklenburg County?
Between 2014 and 2025, Mecklenburg County recorded 5,565 outage events, averaging 3.3 hours each.
What is Mecklenburg County's reliability grade?
Mecklenburg County has a Reliability Grade of C, in the 42nd national percentile.
What was the worst power outage in Mecklenburg County?
The worst outage on record started September 27, 2024 (Flash Flood), lasting 38 hours and affecting up to 116,836 customers.