Tattnall 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 |
|---|---|---|---|
| Jul 11, 2023 | 4 hrs | 6,946 (67%) | Unnamed event |
| Aug 30, 2023 | 30 hrs | 6,023 (58%) | Unnamed event |
| Oct 11, 2018 | 44 hrs | 5,379 (52%) | Unnamed event |
| Jul 22, 2023 | 11 hrs | 5,357 (52%) | Unnamed event |
| Sep 11, 2017 | 110 hrs | 4,840 (47%) | Tropical Depression |
Was There an Outage on a Specific Date?
Pick a date to see whether a power outage was recorded for Tattnall County, Georgia that day.
Over the 12 years from 2014 to 2025, Tattnall County recorded 861 distinct power outage events, averaging 2.2 hours per event.
The single worst outage on record in Tattnall County started July 11, 2023, lasting 4 hours and leaving up to 6,946 customers without power (67% of the county) at its peak.
July has historically been the worst month for outages in Tattnall County, with 114 events recorded during that month across the dataset.
Based on this history, Tattnall County earns a Reliability Grade of D, placing it in the 32nd percentile nationally for grid reliability (higher percentile = more reliable).
Similar counties in Georgia
Counties with the closest reliability grade and national percentile to Tattnall County.
| County | Grade | National percentile |
|---|---|---|
| Stephens County | D | 32nd |
| Harris County | D | 33rd |
| Heard County | D | 32nd |
| Chattooga County | D | 33rd |
| Pulaski County | D | 32nd |
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 Tattnall County?
Between 2014 and 2025, Tattnall County recorded 861 outage events, averaging 2.2 hours each.
What is Tattnall County's reliability grade?
Tattnall County has a Reliability Grade of D, in the 32nd national percentile.
What was the worst power outage in Tattnall County?
The worst outage on record started July 11, 2023, lasting 4 hours and affecting up to 6,946 customers.