massoutage

County annual report · FIPS 51085

2021 Hanover County, VA Power Outage Report

In 2021, customers in Hanover County, VA went without power for an average of 9.2 hours, a total of 458K customer-hours (Virginia average 8.7 hours). That ranks 67th worst of 130 Virginia counties and 835th of 2,974 nationally.

Summary data CSVJSON
Avg hrs / customer
9.2
49,633 customers
Customer-hours out
458K
Peak customers out
15,936
Outages ≥1,000 out
23
1 of 10,000+ · 689 total
Longest outage
3d 15h
began February 13, 2021
Rank in state
67th/130
835th of 2,974 US

Compared with VA, the US and 2020

Hanover County, VA average hours without power per customer compared with state and national averages, 2021Hanover County 9.2 hours, Virginia average 8.7 hours, US average 8.9 hours, Hanover County, 2020 3.9 hoursHanover CountyHanover County9.2hVirginia averageVirginia average8.7hUS averageUS average8.9hHanover County, 2020Hanover County, 20203.9h
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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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Hanover County, VA customer-hours without power by month, 2021Jan 5,316, Feb 316K, Mar 11K, Apr 8,070, May 30K, Jun 14K, Jul 20K, Aug 30K, Sep 5,117, Oct 11K, Nov 2,835, Dec 4,2930100k200k300k400k5,316Jan316KFeb11KMar8,070Apr30KMay14KJun20KJul30KAug5,117Sep11KOct2,835Nov4,293Dec
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Customer-hours; February was the worst month.

Hanover County year over year

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Hanover County, VA: average hours without power per customer by year2015: 3.4h; 2016: 17.0h; 2017: 4.7h; 2018: 15.4h, coverage 96%; 2019: 3.3h, coverage 97%; 2020: 3.9h, coverage 97%; 2021: 9.2h, coverage 97%; 2022: 8.9h, coverage 97%; 2023: 3.2h; 2024: 3.6h; 2025: 15.5h051015200%50%100%3.4h201517.0h20164.7h201715.4h20183.3h20193.9h20209.2h20218.9h20223.2h20233.6h202415.5h2025
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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 Hanover County, 2021

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1February 13, 2021 10:15February 17, 2021 01:453d 15h15,936304K
2May 4, 2021 20:00May 6, 2021 01:301d 5h5,30412K
3June 24, 2021 09:15June 24, 2021 09:3015m4,6821,171
4May 20, 2021 10:00May 20, 2021 19:309h 30m4,47412K
5September 16, 2021 19:15September 17, 2021 07:4512h 30m3,6461,307
6August 10, 2021 22:45August 11, 2021 11:4513h3,6454,578
7October 4, 2021 10:30October 4, 2021 16:306h3,5021,849
8June 24, 2021 02:30June 24, 2021 03:1545m2,8371,225
9March 31, 2021 17:30March 31, 2021 19:302h2,762896
10June 9, 2021 21:30June 10, 2021 01:454h 15m2,7181,303

Outage episodes by size in 2021: 79 reached 100+ customers, 23 reached 1,000+ customers, 1 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 Hanover 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
Rappahannock Electric Coop20217.6 hrs2.142.7 hrs1.54
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 97% of Virginia's customers in 2021; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 49,633 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. Hanover County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Hanover County, VA 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/virginia/hanover-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON