Rockdale CountyPower Outage History
What this grade means
Better than average — fewer or shorter outages than most counties. This county's outage history is better than the national median: recorded outages are less frequent and/or shorter in duration than a typical US county experienced over the same 12-year period. It isn't in the top tier nationally, but its track record points to lower-than-average outage risk.
Outages by year
Outages by month (seasonality)
Worst outage events on record
| Date | Duration | Customers affected | Cause |
|---|---|---|---|
| Sep 11, 2017 | 77 hrs | 27,695 (49%) | Tropical Storm Irma |
| May 8, 2018 | 2 hrs | 13,038 (23%) | Unnamed event |
| Jun 22, 2020 | 10 hrs | 12,214 (22%) | Thunderstorm Wind |
| Apr 3, 2024 | 20 hrs | 10,114 (18%) | Tornado |
| Jun 25, 2023 | 25 hrs | 6,660 (12%) | Thunderstorm Wind |
Was There an Outage on a Specific Date?
Pick a date to see whether a power outage was recorded for Rockdale County, Georgia that day.
Over the 11 years from 2015 to 2025, Rockdale County recorded 413 distinct power outage events, averaging 2.4 hours per event.
The single worst outage on record in Rockdale County started September 11, 2017 (Tropical Storm Irma), lasting 77 hours and leaving up to 27,695 customers without power (49% of the county) at its peak.
June has historically been the worst month for outages in Rockdale County, with 55 events recorded during that month across the dataset.
Based on this history, Rockdale County earns a Reliability Grade of B, placing it in the 69th percentile nationally for grid reliability (higher percentile = more reliable).
Similar counties in Georgia
Counties with the closest reliability grade and national percentile to Rockdale County.
| County | Grade | National percentile |
|---|---|---|
| Muscogee County | B | 68th |
| Hart County | B | 68th |
| Fannin County | B | 67th |
| Cherokee County | B | 70th |
| Henry County | B | 70th |
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 Rockdale County?
Between 2015 and 2025, Rockdale County recorded 413 outage events, averaging 2.4 hours each.
What is Rockdale County's reliability grade?
Rockdale County has a Reliability Grade of B, in the 69th national percentile.
What was the worst power outage in Rockdale County?
The worst outage on record started September 11, 2017 (Tropical Storm Irma), lasting 77 hours and affecting up to 27,695 customers.