massoutage

County annual report · FIPS 51005

2018 Alleghany County, VA Power Outage Report

In 2018, customers in Alleghany County, VA went without power for an average of 21.0 hours, a total of 79K customer-hours (Virginia average 18.7 hours). That ranks 58th worst of 124 Virginia counties and 266th of 2,798 nationally.

Summary data CSVJSON
Avg hrs / customer
21.0
3,740 customers
Customer-hours out
79K
Peak customers out
3,529
Outages ≥1,000 out
2
0 of 10,000+ · 311 total
Longest outage
2d 21h
began March 2, 2018
Rank in state
58th/124
266th of 2,798 US

Compared with VA, the US and 2017

Alleghany County, VA average hours without power per customer compared with state and national averages, 2018Alleghany County 21.0 hours, Virginia average 18.7 hours, US average 5.6 hours, Alleghany County, 2017 7.3 hoursAlleghany CountyAlleghany County21.0hVirginia averageVirginia average18.7hUS averageUS average5.6hAlleghany County, 2017Alleghany County, 20…7.3h
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Average hours without power per customer in 2018; last bar is this county in 2017.

Month by month

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Alleghany County, VA customer-hours without power by month, 2018Jan 2,458, Feb 477, Mar 35K, Apr 13K, May 7,192, Jun 4,539, Jul 1,641, Aug 514, Sep 3,712, Oct 763, Nov 8,847, Dec 549010k20k30k40k2,458Jan477Feb35KMar13KApr7,192May4,539Jun1,641Jul514Aug3,712Sep763Oct8,847Nov549Dec
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Customer-hours; March was the worst month.

Alleghany County year over year

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Alleghany County, VA: average hours without power per customer by year2015: 4.9h; 2016: 17.5h; 2017: 7.3h; 2018: 21.0h, coverage 96%; 2019: 28.8h, coverage 97%; 2020: 15.3h, coverage 97%; 2021: 19.0h, coverage 97%; 2022: 28.0h, coverage 97%; 2023: 16.9h; 2024: 54.0h; 2025: 23.9h02040600%50%100%4.9h201517.5h20167.3h201721.0h201828.8h201915.3h202019.0h202128.0h202216.9h202354.0h202423.9h2025
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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 Alleghany County, 2018

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1June 15, 2018 13:00June 15, 2018 17:004h3,5292,637
2March 2, 2018 02:30March 4, 2018 23:452d 21h1,31128K
3April 15, 2018 21:15April 16, 2018 13:4516h 30m92112K
4July 4, 2018 22:00July 5, 2018 02:454h 45m900701
5May 21, 2018 18:15May 22, 2018 03:008h 45m7472,716
6May 17, 2018 13:45May 17, 2018 21:307h 45m731524
7May 17, 2018 22:30May 18, 2018 03:004h 30m7301,089
8March 21, 2018 04:00March 22, 2018 05:001d 1h6936,849
9November 15, 2018 14:45November 18, 2018 00:452d 10h6696,784
10June 26, 2018 17:45June 26, 2018 20:152h 30m562885

Outage episodes by size in 2018: 21 reached 100+ customers, 2 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 Alleghany County reported on EIA Form 861 for 2018, or their most recent earlier filing. Utility-wide figures, not county-specific.

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UtilityEIA yearSAIDISAIFISAIDI excl. major eventsSAIFI excl. major events
Craig-Botetourt Electric Coop201825.9 hrs6.048.7 hrs3.51
BARC Electric Coop Inc201820.5 hrs4.555.9 hrs2.55
Virginia Electric & Power Co-----

About this data

  • Outage figures come from DOE/ORNL EAGLE-I, which records customers out by county every 15 minutes. EAGLE-I tracked about 96% of Virginia's customers in 2018; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 3,740 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. Alleghany County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Alleghany County, VA annual power outage report, 2018, 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/2018/virginia/alleghany-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON