PowerOutageHistory
Reliability Grade
D
Worse than average
2014-2025
Oklahoma

Hughes CountyPower Outage History

20142025 · Oklahoma
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What this grade means

Worse than average — more frequent or longer outages than most counties. This county's recorded history shows more frequent outages and/or longer restoration times than most US counties over the same 12-year period. If you live here, it's worth taking backup power more seriously than an average household would.

Takeaway
Higher-than-average outage risk
Reliability Rank
Fuller bar = more reliable
Nationwide39th pct
In Oklahoma#45 of 77
See full Oklahoma rankings →
Total events
686
Recorded 2014–2025
Avg duration
2.6 hrs
Per outage event
Longest outage
47 hrs
Single worst event on record
Customers served
9,821
Utility customers in county

Outages by year

Outages by month (seasonality)

Worst outage events on record

DateDurationCustomers affectedCause
May 20, 201716 hrs4,412 (45%)Hail
Sep 24, 202340 hrs2,966 (30%)Heat
May 5, 20224 hrs2,792 (28%)Drought
May 31, 202011 hrs2,784 (28%)Unnamed event
Apr 25, 20186 hrs2,619 (27%)Unnamed event

Was There an Outage on a Specific Date?

Pick a date to see whether a power outage was recorded for Hughes County, Oklahoma that day.

Over the 12 years from 2014 to 2025, Hughes County recorded 686 distinct power outage events, averaging 2.6 hours per event.

The single worst outage on record in Hughes County started May 20, 2017 (Hail), lasting 16 hours and leaving up to 4,412 customers without power (45% of the county) at its peak.

June has historically been the worst month for outages in Hughes County, with 90 events recorded during that month across the dataset.

Based on this history, Hughes County earns a Reliability Grade of D, placing it in the 39th percentile nationally for grid reliability (higher percentile = more reliable).

Similar counties in Oklahoma

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

CountyGradeNational percentile
McIntosh CountyD38th
Pawnee CountyC40th
Murray CountyC40th
Marshall CountyD37th
Le Flore CountyD37th

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 Hughes County?

Between 2014 and 2025, Hughes County recorded 686 outage events, averaging 2.6 hours each.

What is Hughes County's reliability grade?

Hughes County has a Reliability Grade of D, in the 39th national percentile.

What was the worst power outage in Hughes County?

The worst outage on record started May 20, 2017 (Hail), lasting 16 hours and affecting up to 4,412 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.