PowerOutageHistory
Reliability Grade
B
Better than average
2015-2025
Missouri

Ste. Genevieve CountyPower Outage History

20152025 · Missouri
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What this grade means

Better than average — fewer or shorter outages than most counties. This county's outage history is better than the national median: recorded outages are less frequent and/or shorter in duration than a typical US county experienced over the same 12-year period. It isn't in the top tier nationally, but its track record points to lower-than-average outage risk.

Takeaway
Lower-than-average outage risk
Reliability Rank
Fuller bar = more reliable
Nationwide80th pct
In Missouri#42 of 115
See full Missouri rankings →
Total events
321
Recorded 2015–2025
Avg duration
3.4 hrs
Per outage event
Longest outage
55 hrs
Single worst event on record
Customers served
20,366
Utility customers in county

Outages by year

Outages by month (seasonality)

Worst outage events on record

DateDurationCustomers affectedCause
Apr 24, 202512 hrs2,787 (14%)Unnamed event
Jul 5, 20222 hrs2,742 (13%)Unnamed event
May 8, 202412 hrs1,999 (10%)Hail
Aug 13, 20213 hrs1,990 (10%)Unnamed event
Jul 29, 20238 hrs1,863 (9%)Excessive Heat

Was There an Outage on a Specific Date?

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

Over the 11 years from 2015 to 2025, Ste. Genevieve County recorded 321 distinct power outage events, averaging 3.4 hours per event.

The single worst outage on record in Ste. Genevieve County started April 24, 2025, lasting 12 hours and leaving up to 2,787 customers without power (14% of the county) at its peak.

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

Based on this history, Ste. Genevieve County earns a Reliability Grade of B, placing it in the 80th percentile nationally for grid reliability (higher percentile = more reliable).

Similar counties in Missouri

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

CountyGradeNational percentile
Howell CountyA80th
Cooper CountyA80th
Montgomery CountyA81st
Taney CountyA82nd
Ralls CountyB78th

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 Ste. Genevieve County?

Between 2015 and 2025, Ste. Genevieve County recorded 321 outage events, averaging 3.4 hours each.

What is Ste. Genevieve County's reliability grade?

Ste. Genevieve County has a Reliability Grade of B, in the 80th national percentile.

What was the worst power outage in Ste. Genevieve County?

The worst outage on record started April 24, 2025, lasting 12 hours and affecting up to 2,787 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.