Lee CountyPower Outage History
What this grade means
Worse than average — more frequent or longer outages than most counties. This county's recorded history shows more frequent outages and/or longer restoration times than most US counties over the same 12-year period. If you live here, it's worth taking backup power more seriously than an average household would.
Outages by year
Outages by month (seasonality)
Worst outage events on record
| Date | Duration | Customers affected | Cause |
|---|---|---|---|
| Oct 8, 2016 | 143 hrs | 5,517 (46%) | Hurricane Matthew |
| Oct 8, 2016 | 11 hrs | 5,511 (46%) | Hurricane Matthew |
| Jun 16, 2022 | 23 hrs | 4,774 (40%) | Thunderstorm Wind |
| Feb 25, 2016 | <1 hr | 3,919 (33%) | Unnamed event |
| Mar 23, 2016 | <1 hr | 3,914 (33%) | Unnamed event |
Was There an Outage on a Specific Date?
Pick a date to see whether a power outage was recorded for Lee County, South Carolina that day.
Over the 12 years from 2014 to 2025, Lee County recorded 675 distinct power outage events, averaging 2.6 hours per event.
The single worst outage on record in Lee County started October 8, 2016 (Hurricane Matthew), lasting 143 hours and leaving up to 5,517 customers without power (46% of the county) at its peak.
July has historically been the worst month for outages in Lee County, with 97 events recorded during that month across the dataset.
Based on this history, Lee County earns a Reliability Grade of D, placing it in the 29th percentile nationally for grid reliability (higher percentile = more reliable).
Similar counties in South Carolina
Counties with the closest reliability grade and national percentile to Lee County.
| County | Grade | National percentile |
|---|---|---|
| Cherokee County | D | 27th |
| Aiken County | D | 32nd |
| Pickens County | D | 24th |
| Greenwood County | D | 23rd |
| Darlington County | D | 34th |
Most reliable counties nationally
The top 3 counties nationally by reliability grade and percentile.
| County | State | Grade | National percentile |
|---|---|---|---|
| Clay County | South Dakota | A | 100th |
| Clearwater County | Minnesota | A | 99th |
| Limestone County | Alabama | A | 99th |
Least reliable counties nationally
The bottom 3 counties nationally by reliability grade and percentile.
| County | State | Grade | National percentile |
|---|---|---|---|
| Clay County | West Virginia | F | 0th |
| Lincoln County | West Virginia | F | 0th |
| Cameron Parish | Louisiana | F | 0th |
FAQ
How often does power go out in Lee County?
Between 2014 and 2025, Lee County recorded 675 outage events, averaging 2.6 hours each.
What is Lee County's reliability grade?
Lee County has a Reliability Grade of D, in the 29th national percentile.
What was the worst power outage in Lee County?
The worst outage on record started October 8, 2016 (Hurricane Matthew), lasting 143 hours and affecting up to 5,517 customers.