PowerOutageHistory
Reliability Grade
F
Least reliable
2014-2025
Virginia

Giles CountyPower Outage History

20142025 · Virginia
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What this grade means

Bottom 20% least reliable nationally — frequent and/or long outages. This county ranks in the least reliable fifth of all US counties in our dataset: some combination of frequent outages, long restoration times, or customers affected puts it near the bottom nationally. Backup power is worth prioritizing here rather than treating it as optional.

Takeaway
High outage risk
Reliability Rank
Fuller bar = more reliable
Nationwide6th pct
In Virginia#114 of 126
See full Virginia rankings →
Total events
1,344
Recorded 2014–2025
Avg duration
4.8 hrs
Per outage event
Longest outage
161 hrs
Single worst event on record
Customers served
11,580
Utility customers in county

Outages by year

Outages by month (seasonality)

Worst outage events on record

DateDurationCustomers affectedCause
Mar 24, 2018125 hrs8,274 (71%)Winter Storm
May 26, 202474 hrs7,343 (63%)Hail
Jul 25, 20182 hrs5,612 (48%)Unnamed event
Jul 20, 2018<1 hr5,609 (48%)Unnamed event
Mar 21, 201845 hrs5,587 (48%)Unnamed event

Was There an Outage on a Specific Date?

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

Over the 12 years from 2014 to 2025, Giles County recorded 1,344 distinct power outage events, averaging 4.8 hours per event.

The single worst outage on record in Giles County started March 24, 2018 (Winter Storm), lasting 125 hours and leaving up to 8,274 customers without power (71% of the county) at its peak.

June has historically been the worst month for outages in Giles County, with 167 events recorded during that month across the dataset.

Based on this history, Giles County earns a Reliability Grade of F, placing it in the 6th percentile nationally for grid reliability (higher percentile = more reliable).

Similar counties in Virginia

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

CountyGradeNational percentile
Charlotte CountyF6th
Buchanan CountyF6th
Nottoway CountyF7th
Patrick CountyF6th
Smyth CountyF7th

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 Giles County?

Between 2014 and 2025, Giles County recorded 1,344 outage events, averaging 4.8 hours each.

What is Giles County's reliability grade?

Giles County has a Reliability Grade of F, in the 6th national percentile.

What was the worst power outage in Giles County?

The worst outage on record started March 24, 2018 (Winter Storm), lasting 125 hours and affecting up to 8,274 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.