Navarro CountyPower Outage History
What this grade means
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 |
|---|---|---|---|
| Jun 21, 2023 | 32 hrs | 9,988 (24%) | Heat |
| Feb 15, 2021 | 78 hrs | 8,529 (21%) | Winter Storm Uri |
| Mar 3, 2023 | 23 hrs | 5,333 (13%) | Thunderstorm Wind |
| Jun 10, 2018 | 4 hrs | 4,282 (10%) | Thunderstorm Wind |
| May 28, 2024 | 15 hrs | 3,693 (9%) | Hail |
Was There an Outage on a Specific Date?
Pick a date to see whether a power outage was recorded for Navarro County, Texas that day.
Over the 12 years from 2014 to 2025, Navarro County recorded 362 distinct power outage events, averaging 2.9 hours per event.
The single worst outage on record in Navarro County started June 21, 2023 (Heat), lasting 32 hours and leaving up to 9,988 customers without power (24% of the county) at its peak.
May has historically been the worst month for outages in Navarro County, with 56 events recorded during that month across the dataset.
Based on this history, Navarro County earns a Reliability Grade of B, placing it in the 70th percentile nationally for grid reliability (higher percentile = more reliable).
Similar counties in Texas
Counties with the closest reliability grade and national percentile to Navarro County.
| County | Grade | National percentile |
|---|---|---|
| Presidio County | B | 71st |
| Burnet County | B | 70th |
| Hockley County | B | 70th |
| Midland County | B | 71st |
| Lamar County | B | 69th |
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 Navarro County?
Between 2014 and 2025, Navarro County recorded 362 outage events, averaging 2.9 hours each.
What is Navarro County's reliability grade?
Navarro County has a Reliability Grade of B, in the 70th national percentile.
What was the worst power outage in Navarro County?
The worst outage on record started June 21, 2023 (Heat), lasting 32 hours and affecting up to 9,988 customers.