Eureka CountyPower Outage History
2015–2025 · Nevada
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 |
|---|---|---|---|
| May 11, 2025 | 11 hrs | 393 (20%) | Unnamed event |
| Jul 15, 2024 | <1 hr | 385 (20%) | Unnamed event |
| Sep 4, 2023 | 1 hrs | 385 (20%) | Thunderstorm Wind |
| Apr 15, 2024 | 4 hrs | 380 (19%) | High Wind |
| Apr 25, 2024 | 6 hrs | 377 (19%) | Unnamed event |
Over the 11 years from 2015 to 2025, Eureka County recorded 149 distinct power outage events, averaging 4.2 hours per event.
The single worst outage on record in Eureka County started May 11, 2025, lasting 11 hours and leaving up to 393 customers without power (20% of the county) at its peak.
September has historically been the worst month for outages in Eureka County, with 20 events recorded during that month across the dataset.
Based on this history, Eureka County earns a Reliability Grade of B, placing it in the 64th percentile nationally for grid reliability (higher percentile = more reliable).
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Read our mission →Similar counties in Nevada
Counties with the closest reliability grade and national percentile to Eureka County.
| County | Grade | National percentile |
|---|---|---|
| Lyon County | C | 58th |
| Churchill County | B | 71st |
| Carson City County | B | 71st |
| Elko County | C | 56th |
| Washoe County | C | 54th |
Most reliable counties in Nevada
The top 3 counties in Nevada by reliability grade and percentile.
| County | Grade | National percentile |
|---|---|---|
| Clark County | A | 90th |
| Storey County | A | 88th |
| Nye County | A | 88th |
Least reliable counties in Nevada
The bottom 3 counties in Nevada by reliability grade and percentile.
| County | Grade | National percentile |
|---|---|---|
| Lander County | F | 16th |
| Esmeralda County | F | 17th |
| Mineral County | D | 20th |
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 Eureka County?
Between 2015 and 2025, Eureka County recorded 149 outage events, averaging 4.2 hours each.
What is Eureka County's reliability grade?
Eureka County has a Reliability Grade of B, in the 64th national percentile.
What was the worst power outage in Eureka County?
The worst outage on record started May 11, 2025, lasting 11 hours and affecting up to 393 customers.