Howell CountyPower Outage History
What this grade means
Top 20% most reliable nationally — infrequent, short outages. This county ranks in the most reliable fifth of all US counties in our dataset, based on 12 years of real DOE outage records: outages happen less often here, and when they do occur they tend to be resolved quickly compared to the rest of the country. Baseline outage risk is low, though a severe local storm can still occasionally cause a longer-than-usual outage regardless of the long-term track record.
Outages by year
Outages by month (seasonality)
Worst outage events on record
| Date | Duration | Customers affected | Cause |
|---|---|---|---|
| Jan 25, 2023 | 19 hrs | 7,032 (17%) | Winter Storm |
| Jan 25, 2023 | 64 hrs | 5,156 (13%) | Winter Storm |
| Mar 15, 2025 | 127 hrs | 4,534 (11%) | Tornado |
| May 4, 2020 | 4 hrs | 3,422 (8%) | Thunderstorm Wind |
| Oct 1, 2025 | 3 hrs | 2,109 (5%) | Drought |
Was There an Outage on a Specific Date?
Pick a date to see whether a power outage was recorded for Howell County, Missouri that day.
Over the 7 years from 2019 to 2025, Howell County recorded 189 distinct power outage events, averaging 3.1 hours per event.
The single worst outage on record in Howell County started January 25, 2023 (Winter Storm), lasting 19 hours and leaving up to 7,032 customers without power (17% of the county) at its peak.
August has historically been the worst month for outages in Howell County, with 25 events recorded during that month across the dataset.
Based on this history, Howell County earns a Reliability Grade of A, placing it in the 80th percentile nationally for grid reliability (higher percentile = more reliable).
Similar counties in Missouri
Counties with the closest reliability grade and national percentile to Howell County.
| County | Grade | National percentile |
|---|---|---|
| Cooper County | A | 80th |
| Ste. Genevieve County | B | 80th |
| Montgomery County | A | 81st |
| Taney County | A | 82nd |
| Ralls County | B | 78th |
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 Howell County?
Between 2019 and 2025, Howell County recorded 189 outage events, averaging 3.1 hours each.
What is Howell County's reliability grade?
Howell County has a Reliability Grade of A, in the 80th national percentile.
What was the worst power outage in Howell County?
The worst outage on record started January 25, 2023 (Winter Storm), lasting 19 hours and affecting up to 7,032 customers.