Daniels CountyPower Outage History
2018–2025 · Montana
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 |
|---|---|---|---|
| Apr 24, 2022 | 57 hrs | 709 (99%) | Drought |
| Nov 16, 2024 | <1 hr | 698 (98%) | Drought |
| Nov 25, 2025 | 3 hrs | 694 (97%) | Unnamed event |
| Jul 24, 2020 | 2 hrs | 688 (96%) | Unnamed event |
| Jun 11, 2020 | <1 hr | 671 (94%) | Unnamed event |
Over the 8 years from 2018 to 2025, Daniels County recorded 34 distinct power outage events, averaging 4.1 hours per event.
The single worst outage on record in Daniels County started April 24, 2022 (Drought), lasting 57 hours and leaving up to 709 customers without power (99% of the county) at its peak.
April has historically been the worst month for outages in Daniels County, with 8 events recorded during that month across the dataset.
Based on this history, Daniels County earns a Reliability Grade of A, placing it in the 81st percentile nationally for grid reliability (higher percentile = more reliable).
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Read our mission →Similar counties in Montana
Counties with the closest reliability grade and national percentile to Daniels County.
| County | Grade | National percentile |
|---|---|---|
| Broadwater County | A | 81st |
| Lake County | A | 80th |
| Fergus County | A | 82nd |
| Richland County | A | 83rd |
| Deer Lodge County | A | 83rd |
Most reliable counties in Montana
The top 3 counties in Montana by reliability grade and percentile.
| County | Grade | National percentile |
|---|---|---|
| Powder River County | A | 95th |
| Roosevelt County | A | 94th |
| Fallon County | A | 94th |
Least reliable counties in Montana
The bottom 3 counties in Montana by reliability grade and percentile.
| County | Grade | National percentile |
|---|---|---|
| Lincoln County | F | 14th |
| Sanders County | D | 20th |
| Madison County | D | 31st |
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 Daniels County?
Between 2018 and 2025, Daniels County recorded 34 outage events, averaging 4.1 hours each.
What is Daniels County's reliability grade?
Daniels County has a Reliability Grade of A, in the 81st national percentile.
What was the worst power outage in Daniels County?
The worst outage on record started April 24, 2022 (Drought), lasting 57 hours and affecting up to 709 customers.