PowerOutageHistory
CReliability Grade

Runnels CountyPower Outage History

20142025 · Texas

Average — typical outage frequency and duration nationally. This county sits in the middle of the national distribution — its outage frequency and duration over the past 12 years are close to the nationwide median, neither notably better nor worse than most other US counties. A typical amount of backup-power preparedness is reasonable here.

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Reliability Rank
Fuller bar = more reliable
Nationwide57th pct
In Texas#73 of 251
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Total events
315
Avg duration
3.0 hrs
Longest outage
69 hrs
Customers served
3,780
Utility customers in county

Outages by year

Outages by month (seasonality)

Worst outage events on record

DateDurationCustomers affectedCause
May 24, 20231 hrs2,430 (64%)Drought
Jan 15, 2019<1 hr2,358 (62%)Unnamed event
Jun 7, 20201 hrs2,353 (62%)Unnamed event
Feb 7, 2019<1 hr2,336 (62%)Unnamed event
Jul 1, 20208 hrs2,031 (54%)Thunderstorm Wind

Over the 12 years from 2014 to 2025, Runnels County recorded 315 distinct power outage events, averaging 3.0 hours per event.

The single worst outage on record in Runnels County started May 24, 2023 (Drought), lasting 1 hours and leaving up to 2,430 customers without power (64% of the county) at its peak.

May has historically been the worst month for outages in Runnels County, with 60 events recorded during that month across the dataset.

Based on this history, Runnels County earns a Reliability Grade of C, placing it in the 57th percentile nationally for grid reliability (higher percentile = more reliable).

Sized for Runnels County's outage profile

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Similar counties in Texas

Counties with the closest reliability grade and national percentile to Runnels County.

CountyGradeNational percentile
Webb CountyC57th
Hunt CountyC57th
Brown CountyC56th
Garza CountyC56th
Tom Green CountyC56th

Most reliable counties in Texas

The top 3 counties in Texas by reliability grade and percentile.

CountyGradeNational percentile
Zavala CountyA95th
Jasper CountyA94th
Fayette CountyA91st

Least reliable counties in Texas

The bottom 3 counties in Texas by reliability grade and percentile.

CountyGradeNational percentile
Trinity CountyF2nd
Orange CountyF2nd
Marion CountyF4th

Most reliable counties nationally

The top 3 counties nationally by reliability grade and percentile.

CountyStateGradeNational percentile
Clay CountySouth DakotaA100th
Clearwater CountyMinnesotaA99th
Limestone CountyAlabamaA99th

Least reliable counties nationally

The bottom 3 counties nationally by reliability grade and percentile.

FAQ

How often does power go out in Runnels County?

Between 2014 and 2025, Runnels County recorded 315 outage events, averaging 3.0 hours each.

What is Runnels County's reliability grade?

Runnels County has a Reliability Grade of C, in the 57th national percentile.

What was the worst power outage in Runnels County?

The worst outage on record started May 24, 2023 (Drought), lasting 1 hours and affecting up to 2,430 customers.

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Data: ORNL EAGLE-I Recorded Electricity Outages (2014–2025), CC BY 4.0. Storm names: NOAA Storm Events Database. Last data refresh: 2025. See methodology.