massoutage

County annual report · FIPS 54051

2021 Marshall County, WV Power Outage Report

In 2021, customers in Marshall County, WV went without power for an average of 21.3 hours, a total of 440K customer-hours (West Virginia average 21.4 hours). That ranks 13th worst of 55 West Virginia counties and 404th of 2,974 nationally.

Summary data CSVJSON
Avg hrs / customer
21.3
20,592 customers
Customer-hours out
440K
Peak customers out
3,488
Outages ≥1,000 out
17
0 of 10,000+ · 436 total
Longest outage
8d 10h
began December 11, 2021
Rank in state
13th/55
404th of 2,974 US

Compared with WV, the US and 2020

Marshall County, WV average hours without power per customer compared with state and national averages, 2021Marshall County 21.3 hours, West Virginia average 21.4 hours, US average 8.9 hours, Marshall County, 2020 20.8 hoursMarshall CountyMarshall County21.3hWest Virginia averageWest Virginia average21.4hUS averageUS average8.9hMarshall County, 2020Marshall County, 202020.8h
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Average hours without power per customer in 2021; last bar is this county in 2020.

Month by month

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Marshall County, WV customer-hours without power by month, 2021Jan 7,653, Feb 50K, Mar 70K, Apr 4,681, May 25K, Jun 56K, Jul 34K, Aug 76K, Sep 25K, Oct 23K, Nov 21K, Dec 47K020k40k60k80k7,653Jan50KFeb70KMar4,681Apr25KMay56KJun34KJul76KAug25KSep23KOct21KNov47KDec
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Customer-hours; August was the worst month.

Marshall County year over year

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Marshall County, WV: average hours without power per customer by year2015: 8.0h; 2016: 11.5h; 2017: 18.6h; 2018: 15.3h, coverage 100%; 2019: 18.6h, coverage 100%; 2020: 20.8h, coverage 100%; 2021: 21.3h, coverage 97%; 2022: 52.0h, coverage 100%; 2023: 20.6h; 2024: 13.9h; 2025: 32.2h02040600%50%100%8.0h201511.5h201618.6h201715.3h201818.6h201920.8h202021.3h202152.0h202220.6h202313.9h202432.2h2025
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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 West Virginia customers tracked each year.

Biggest outages in Marshall County, 2021

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
1March 26, 2021 05:15March 28, 2021 16:002d 10h3,48831K
2February 21, 2021 12:45February 21, 2021 21:158h 30m3,34320K
3February 3, 2021 12:15February 4, 2021 00:4512h 30m3,3427,808
4May 26, 2021 12:00May 28, 2021 13:152d 1h2,57022K
5June 21, 2021 17:15June 24, 2021 19:453d 2h2,15633K
6September 27, 2021 20:00September 29, 2021 15:151d 19h2,1246,703
7August 9, 2021 08:00August 16, 2021 21:307d 13h1,93547K
8December 11, 2021 09:00December 19, 2021 19:308d 10h1,55843K
9March 1, 2021 00:45March 2, 2021 05:151d 4h1,43321K
10June 17, 2021 14:15June 18, 2021 00:1510h1,4053,122

Outage episodes by size in 2021: 55 reached 100+ customers, 17 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 Marshall County reported on EIA Form 861 for 2021, 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 Co202122.1 hrs2.247.7 hrs1.84
Wheeling Power Co202116.0 hrs2.5514.4 hrs2.43

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 West Virginia's customers in 2021; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 20,592 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. Marshall County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Marshall County, WV annual power outage report, 2021, 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/2021/west-virginia/marshall-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON