PowerOutageHistory
Reliability Grade
A
Top tier
2014-2025
Oklahoma

Cherokee CountyPower Outage History

20142025 · Oklahoma
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What this grade means

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.

Takeaway
Low outage risk
Reliability Rank
Fuller bar = more reliable
Nationwide83rd pct
In Oklahoma#5 of 77
See full Oklahoma rankings →
Total events
292
Recorded 2014–2025
Avg duration
3.1 hrs
Per outage event
Longest outage
92 hrs
Single worst event on record
Customers served
33,898
Utility customers in county

Outages by year

Outages by month (seasonality)

Worst outage events on record

DateDurationCustomers affectedCause
Dec 1, 201892 hrs3,480 (10%)Tornado
Jun 18, 202321 hrs3,099 (9%)Thunderstorm Wind
Jun 18, 202517 hrs2,648 (8%)Tornado
Aug 17, 202414 hrs2,518 (7%)Excessive Heat
Apr 10, 20192 hrs2,499 (7%)Unnamed event

Was There an Outage on a Specific Date?

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

Over the 12 years from 2014 to 2025, Cherokee County recorded 292 distinct power outage events, averaging 3.1 hours per event.

The single worst outage on record in Cherokee County started December 1, 2018 (Tornado), lasting 92 hours and leaving up to 3,480 customers without power (10% of the county) at its peak.

May has historically been the worst month for outages in Cherokee County, with 46 events recorded during that month across the dataset.

Based on this history, Cherokee County earns a Reliability Grade of A, placing it in the 83rd percentile nationally for grid reliability (higher percentile = more reliable).

Similar counties in Oklahoma

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

CountyGradeNational percentile
Jackson CountyA82nd
Haskell CountyA82nd
Adair CountyA89th
Greer CountyA89th
Payne CountyB75th

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 Cherokee County?

Between 2014 and 2025, Cherokee County recorded 292 outage events, averaging 3.1 hours each.

What is Cherokee County's reliability grade?

Cherokee County has a Reliability Grade of A, in the 83rd national percentile.

What was the worst power outage in Cherokee County?

The worst outage on record started December 1, 2018 (Tornado), lasting 92 hours and affecting up to 3,480 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.