Greenlee CountyPower Outage History
2023–2025 · Arizona
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 1, 2025 | 2 hrs | 802 (24%) | Drought |
| Dec 23, 2023 | 29 hrs | 620 (19%) | Drought |
| Apr 2, 2025 | <1 hr | 398 (12%) | Drought |
| Jul 17, 2025 | <1 hr | 396 (12%) | Drought |
| Mar 14, 2024 | 3 hrs | 219 (7%) | Drought |
Over the 3 years from 2023 to 2025, Greenlee County recorded 50 distinct power outage events, averaging 4.6 hours per event.
The single worst outage on record in Greenlee County started April 1, 2025 (Drought), lasting 2 hours and leaving up to 802 customers without power (24% of the county) at its peak.
July has historically been the worst month for outages in Greenlee County, with 11 events recorded during that month across the dataset.
Based on this history, Greenlee County earns a Reliability Grade of A, placing it in the 89th percentile nationally for grid reliability (higher percentile = more reliable).
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Read our mission →Similar counties in Arizona
Counties with the closest reliability grade and national percentile to Greenlee County.
| County | Grade | National percentile |
|---|---|---|
| Yuma County | A | 89th |
| Yavapai County | A | 88th |
| Apache County | A | 87th |
| Maricopa County | A | 86th |
| Pima County | A | 86th |
Most reliable counties in Arizona
The top 3 counties in Arizona by reliability grade and percentile.
| County | Grade | National percentile |
|---|---|---|
| Cochise County | A | 96th |
| Mohave County | A | 93rd |
| Yuma County | A | 89th |
Least reliable counties in Arizona
The bottom 3 counties in Arizona by reliability grade and percentile.
| County | Grade | National percentile |
|---|---|---|
| La Paz County | D | 36th |
| Gila County | C | 51st |
| Navajo County | B | 72nd |
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 Greenlee County?
Between 2023 and 2025, Greenlee County recorded 50 outage events, averaging 4.6 hours each.
What is Greenlee County's reliability grade?
Greenlee County has a Reliability Grade of A, in the 89th national percentile.
What was the worst power outage in Greenlee County?
The worst outage on record started April 1, 2025 (Drought), lasting 2 hours and affecting up to 802 customers.