PowerOutageHistory
Reliability Grade
C
Average
2015-2025
Missouri

Andrew CountyPower Outage History

20152025 · Missouri
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What this grade means

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.

Takeaway
Typical outage risk
Reliability Rank
Fuller bar = more reliable
Nationwide42nd pct
In Missouri#104 of 115
See full Missouri rankings →
Total events
784
Recorded 2015–2025
Avg duration
2.4 hrs
Per outage event
Longest outage
74 hrs
Single worst event on record
Customers served
9,243
Utility customers in county

Outages by year

Outages by month (seasonality)

Worst outage events on record

DateDurationCustomers affectedCause
Apr 24, 20243 hrs5,364 (58%)Unnamed event
Jun 4, 202018 hrs4,636 (50%)Unnamed event
Jun 12, 2015<1 hr4,236 (46%)Hail
Dec 7, 20239 hrs3,989 (43%)Drought
Aug 9, 2015<1 hr3,959 (43%)Hail

Was There an Outage on a Specific Date?

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

Over the 11 years from 2015 to 2025, Andrew County recorded 784 distinct power outage events, averaging 2.4 hours per event.

The single worst outage on record in Andrew County started April 24, 2024, lasting 3 hours and leaving up to 5,364 customers without power (58% of the county) at its peak.

June has historically been the worst month for outages in Andrew County, with 104 events recorded during that month across the dataset.

Based on this history, Andrew County earns a Reliability Grade of C, placing it in the 42nd percentile nationally for grid reliability (higher percentile = more reliable).

Similar counties in Missouri

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

CountyGradeNational percentile
Worth CountyC42nd
Newton CountyC40th
Wayne CountyD40th
Shannon CountyD39th
Washington CountyD38th

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 Andrew County?

Between 2015 and 2025, Andrew County recorded 784 outage events, averaging 2.4 hours each.

What is Andrew County's reliability grade?

Andrew County has a Reliability Grade of C, in the 42nd national percentile.

What was the worst power outage in Andrew County?

The worst outage on record started April 24, 2024, lasting 3 hours and affecting up to 5,364 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.