Moody CountyPower Outage History
What this grade means
(How grades are calculated)Average — typical outage frequency and duration nationally. This county sits in the middle of the national distribution — its outage frequency and duration over the past 12 years are close to the nationwide median, neither notably better nor worse than most other US counties. A typical amount of backup-power preparedness is reasonable here.
Outages by year
Outages by month (seasonality)
Worst outage events on record
| Date | Duration | Customers affected | Cause |
|---|---|---|---|
| May 12, 2022 | 71 hrs | 1,528 (33%) | High Wind |
| Apr 10, 2019 | 106 hrs | 921 (20%) | Flood |
| Jun 2, 2018 | 1 hrs | 899 (19%) | Unnamed event |
| May 9, 2019 | 2 hrs | 509 (11%) | Flood |
| Dec 2, 2018 | <1 hr | 507 (11%) | Unnamed event |
Was There an Outage on a Specific Date?
Pick a date to see whether a power outage was recorded for Moody County, South Dakota that day.
Over the 9 years from 2017 to 2025, Moody County recorded 321 distinct power outage events, averaging 3.9 hours per event.
The single worst outage on record in Moody County started May 12, 2022 (High Wind), lasting 71 hours and leaving up to 1,528 customers without power (33% of the county) at its peak.
July has historically been the worst month for outages in Moody County, with 39 events recorded during that month across the dataset.
Based on this history, Moody County earns a Reliability Grade of C, placing it in the 54th percentile nationally for grid reliability (higher percentile = more reliable).
Similar counties in South Dakota
Counties with the closest reliability grade and national percentile to Moody County.
| County | Grade | National percentile |
|---|---|---|
| Miner County | C | 53rd |
| Haakon County | C | 57th |
| Deuel County | C | 57th |
| Sanborn County | C | 49th |
| Minnehaha County | B | 61st |
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 Moody County?
Between 2017 and 2025, Moody County recorded 321 outage events, averaging 3.9 hours each.
What is Moody County's reliability grade?
Moody County has a Reliability Grade of C, in the 54th national percentile.
What was the worst power outage in Moody County?
The worst outage on record started May 12, 2022 (High Wind), lasting 71 hours and affecting up to 1,528 customers.