Grant CountyPower Outage History
What this grade means
Bottom 20% least reliable nationally — frequent and/or long outages. This county ranks in the least reliable fifth of all US counties in our dataset: some combination of frequent outages, long restoration times, or customers affected puts it near the bottom nationally. Backup power is worth prioritizing here rather than treating it as optional.
Outages by year
Outages by month (seasonality)
Worst outage events on record
| Date | Duration | Customers affected | Cause |
|---|---|---|---|
| Apr 10, 2021 | 3 hrs | 4,544 (47%) | Unnamed event |
| Jun 30, 2016 | 1 hrs | 4,383 (46%) | Unnamed event |
| Apr 13, 2020 | 71 hrs | 4,246 (44%) | Thunderstorm Wind |
| Nov 1, 2024 | <1 hr | 3,901 (41%) | Unnamed event |
| Apr 13, 2020 | 2 hrs | 3,765 (39%) | Thunderstorm Wind |
Was There an Outage on a Specific Date?
Pick a date to see whether a power outage was recorded for Grant County, Arkansas that day.
Over the 12 years from 2014 to 2025, Grant County recorded 943 distinct power outage events, averaging 3.7 hours per event.
The single worst outage on record in Grant County started April 10, 2021, lasting 3 hours and leaving up to 4,544 customers without power (47% of the county) at its peak.
May has historically been the worst month for outages in Grant County, with 114 events recorded during that month across the dataset.
Based on this history, Grant County earns a Reliability Grade of F, placing it in the 14th percentile nationally for grid reliability (higher percentile = more reliable).
Similar counties in Arkansas
Counties with the closest reliability grade and national percentile to Grant County.
| County | Grade | National percentile |
|---|---|---|
| Union County | F | 14th |
| Columbia County | F | 13th |
| Yell County | F | 13th |
| St. Francis County | F | 16th |
| Little River County | F | 12th |
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 Grant County?
Between 2014 and 2025, Grant County recorded 943 outage events, averaging 3.7 hours each.
What is Grant County's reliability grade?
Grant County has a Reliability Grade of F, in the 14th national percentile.
What was the worst power outage in Grant County?
The worst outage on record started April 10, 2021, lasting 3 hours and affecting up to 4,544 customers.