PowerOutageHistory
CReliability Grade

Barton CountyPower Outage History

20152025 · Missouri

Average — typical outage frequency and duration nationally.

How grades are calculated

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Reliability Rank
Higher percentile = more reliable
Nationwide56th pct
In Missouri26th pct
Total events
636
Avg duration
2.3 hrs
Longest outage
87 hrs
Customers served
6,134
Utility customers in county

Outages by year

Outages by month (seasonality)

Worst outage events on record

DateDurationCustomers affectedCause
May 7, 2018<1 hr4,086 (67%)Unnamed event
Jan 25, 20171 hrs3,504 (57%)Unnamed event
Jun 12, 20222 hrs2,868 (47%)Unnamed event
May 23, 201946 hrs2,538 (41%)Heavy Rain
May 27, 2021<1 hr1,819 (30%)Unnamed event

Over the 11 years from 2015 to 2025, Barton County recorded 636 distinct power outage events, averaging 2.3 hours per event.

The single worst outage on record in Barton County started May 7, 2018, lasting less than 1 hour and leaving up to 4,086 customers without power (67% of the county) at its peak.

July has historically been the worst month for outages in Barton County, with 85 events recorded during that month across the dataset.

Based on this history, Barton County earns a Reliability Grade of C, placing it in the 56th percentile nationally for grid reliability (higher percentile = more reliable).

Sized for Barton County's outage profile

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Outage-prep kit

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Similar counties in Missouri

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

CountyGradeNational percentile
DeKalb CountyC56th
Carter CountyC57th
Gentry CountyC55th
Pemiscot CountyC55th
Benton CountyC57th

Most reliable counties in Missouri

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

CountyGradeNational percentile
Mercer CountyA98th
McDonald CountyA97th
Boone CountyA97th

Least reliable counties in Missouri

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

CountyGradeNational percentile
St. Louis CountyF10th
Reynolds CountyF20th
Iron CountyD22nd

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.

CountyStateGradeNational percentile
Clay CountyWest VirginiaF0th
Lincoln CountyWest VirginiaF0th
Cameron ParishLouisianaF0th

FAQ

How often does power go out in Barton County?

Between 2015 and 2025, Barton County recorded 636 outage events, averaging 2.3 hours each.

What is Barton County's reliability grade?

Barton County has a Reliability Grade of C, in the 56th national percentile.

What was the worst power outage in Barton County?

The worst outage on record started May 7, 2018, lasting less than 1 hour and affecting up to 4,086 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.