massoutage

County annual report · FIPS 51071

2020 Giles County, VA Power Outage Report

In 2020, customers in Giles County, VA went without power for an average of 26.4 hours, a total of 147K customer-hours (Virginia average 6.1 hours). That ranks 12th worst of 129 Virginia counties and 319th of 3,019 nationally.

Summary data CSVJSON
Avg hrs / customer
26.4
5,569 customers
Customer-hours out
147K
Peak customers out
3,367
Outages ≥1,000 out
4
0 of 10,000+ · 449 total
Longest outage
3d 17h
began May 28, 2020
Rank in state
12th/129
319th of 3,019 US

Compared with VA, the US and 2019

Giles County, VA average hours without power per customer compared with state and national averages, 2020Giles County 26.4 hours, Virginia average 6.1 hours, US average 8.7 hours, Giles County, 2019 18.9 hoursGiles CountyGiles County26.4hVirginia averageVirginia average6.1hUS averageUS average8.7hGiles County, 2019Giles County, 201918.9h
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Average hours without power per customer in 2020; last bar is this county in 2019.

Month by month

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Giles County, VA customer-hours without power by month, 2020Jan 5,640, Feb 1,259, Mar 2,545, Apr 56K, May 15K, Jun 11K, Jul 8,117, Aug 19K, Sep 3,749, Oct 3,542, Nov 18K, Dec 2,502020k40k60k5,640Jan1,259Feb2,545Mar56KApr15KMay11KJun8,117Jul19KAug3,749Sep3,542Oct18KNov2,502Dec
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Customer-hours; April was the worst month.

Giles County year over year

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Giles County, VA: average hours without power per customer by year2015: 12.7h; 2016: 18.7h; 2017: 27.3h; 2018: 113.0h, coverage 96%; 2019: 18.9h, coverage 97%; 2020: 26.4h, coverage 97%; 2021: 23.3h, coverage 97%; 2022: 32.2h, coverage 97%; 2023: 18.1h; 2024: 78.6h; 2025: 19.6h0501001500%50%100%12.7h201518.7h201627.3h2017113.0h201818.9h201926.4h202023.3h202132.2h202218.1h202378.6h202419.6h2025
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Average hours without power per customer. Line: EAGLE-I coverage, share of customers tracked (right axis).

Coverage line is EAGLE-I's share of Virginia customers tracked each year.

Biggest outages in Giles County, 2020

The 10 outage episodes with the most customers out at once. Times are UTC.

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#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1April 8, 2020 12:45April 11, 2020 00:152d 11h3,36753K
2August 26, 2020 01:00August 26, 2020 21:3020h 30m1,8627,687
3November 1, 2020 18:45November 3, 2020 18:151d 23h1,06516K
4July 22, 2020 00:00July 22, 2020 20:3020h 30m1,0462,274
5July 14, 2020 13:30July 14, 2020 23:009h 30m9672,006
6May 21, 2020 06:45May 22, 2020 01:1518h 30m6637,911
7October 27, 2020 15:15October 27, 2020 17:152h5781,013
8June 5, 2020 04:15June 5, 2020 08:454h 30m5762,592
9February 6, 2020 22:45February 6, 2020 23:451h570145
10June 17, 2020 18:45June 18, 2020 22:001d 3h4484,609

Outage episodes by size in 2020: 38 reached 100+ customers, 4 reached 1,000+ customers, 0 reached 10,000+ customers.

Utility reliability filed with the EIA

SAIDI (average outage time per customer) and SAIFI (average interruptions per customer) that utilities serving Giles County reported on EIA Form 861 for 2020, or their most recent earlier filing. Utility-wide figures, not county-specific.

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UtilityEIA yearSAIDISAIFISAIDI excl. major eventsSAIFI excl. major events
Appalachian Power Co202010.1 hrs2.267.7 hrs2.01
Craig-Botetourt Electric Coop201825.9 hrs6.048.7 hrs3.51

About this data

  • Outage figures come from DOE/ORNL EAGLE-I, which records customers out by county every 15 minutes. EAGLE-I tracked about 97% of Virginia's customers in 2020; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 5,569 customers (ORNL modeled county customer count), including major storm days. It is comparable across counties but is not the SAIDI a utility files.
  • An outage event is a continuous stretch with customers out; counts at 100, 1,000 and 10,000+ use its peak.
  • Years loaded: 2015–2025. Giles County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Giles County, VA annual power outage report, 2020, data as of Oct 3, 2026 02:41 UTC, sources: DOE EAGLE-I (https://eagle-i.doe.gov/); EAGLE-I modeled customer counts (MCC) (https://figshare.com/); EIA Form 861 (utility reliability) (https://www.eia.gov/electricity/data/eia861/). https://massoutage.com/reports/2020/virginia/giles-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON