PowerOutageHistory
Reliability Grade
A
Top tier
2016-2025
Missouri

Cedar CountyPower Outage History

20162025 · Missouri
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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
Nationwide93rd pct
In Missouri#12 of 115
See full Missouri rankings →
Total events
299
Recorded 2016–2025
Avg duration
2.1 hrs
Per outage event
Longest outage
16 hrs
Single worst event on record
Customers served
15,870
Utility customers in county

Outages by year

Outages by month (seasonality)

Worst outage events on record

DateDurationCustomers affectedCause
May 23, 20253 hrs1,595 (10%)Thunderstorm Wind
May 20, 20257 hrs1,475 (9%)Thunderstorm Wind
Apr 14, 20233 hrs1,347 (8%)Unnamed event
Jan 1, 202111 hrs1,115 (7%)Winter Storm
Jun 26, 202410 hrs971 (6%)Thunderstorm Wind

Was There an Outage on a Specific Date?

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

Over the 10 years from 2016 to 2025, Cedar County recorded 299 distinct power outage events, averaging 2.1 hours per event.

The single worst outage on record in Cedar County started May 23, 2025 (Thunderstorm Wind), lasting 3 hours and leaving up to 1,595 customers without power (10% of the county) at its peak.

June has historically been the worst month for outages in Cedar County, with 41 events recorded during that month across the dataset.

Based on this history, Cedar County earns a Reliability Grade of A, placing it in the 93rd percentile nationally for grid reliability (higher percentile = more reliable).

Similar counties in Missouri

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

CountyGradeNational percentile
Cole CountyA93rd
Sullivan CountyA93rd
Linn CountyA93rd
Dunklin CountyA94th
Grundy CountyA94th

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 Cedar County?

Between 2016 and 2025, Cedar County recorded 299 outage events, averaging 2.1 hours each.

What is Cedar County's reliability grade?

Cedar County has a Reliability Grade of A, in the 93rd national percentile.

What was the worst power outage in Cedar County?

The worst outage on record started May 23, 2025 (Thunderstorm Wind), lasting 3 hours and affecting up to 1,595 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.