massoutage

County annual report · FIPS 51710

2021 Norfolk city, VA Power Outage Report

In 2021, customers in Norfolk city, VA went without power for an average of 1.4 hours, a total of 163K customer-hours (Virginia average 8.7 hours). That ranks 120th worst of 130 Virginia counties and 2505th of 2,974 nationally.

Summary data CSVJSON
Avg hrs / customer
1.4
116,644 customers
Customer-hours out
163K
Peak customers out
9,147
Outages ≥1,000 out
22
0 of 10,000+ · 1,039 total
Longest outage
1d 10h
began August 26, 2021
Rank in state
120th/130
2505th of 2,974 US

Compared with VA, the US and 2020

Norfolk city, VA average hours without power per customer compared with state and national averages, 2021Norfolk city 1.4 hours, Virginia average 8.7 hours, US average 8.9 hours, Norfolk city, 2020 6.0 hoursNorfolk cityNorfolk city1.4hVirginia averageVirginia average8.7hUS averageUS average8.9hNorfolk city, 2020Norfolk city, 20206.0h
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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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Norfolk city, VA customer-hours without power by month, 2021Jan 7,236, Feb 7,789, Mar 9,134, Apr 9,071, May 13K, Jun 14K, Jul 21K, Aug 29K, Sep 24K, Oct 18K, Nov 9,135, Dec 1,991010k20k30k7,236Jan7,789Feb9,134Mar9,071Apr13KMay14KJun21KJul29KAug24KSep18KOct9,135Nov1,991Dec
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Customer-hours; August was the worst month.

Norfolk city year over year

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Norfolk city, VA: average hours without power per customer by year2015: 2.1h; 2016: 13.0h; 2017: 1.5h; 2018: 6.6h, coverage 96%; 2019: 2.6h, coverage 97%; 2020: 6.0h, coverage 97%; 2021: 1.4h, coverage 97%; 2022: 4.6h, coverage 97%; 2023: 1.9h; 2024: 1.4h; 2025: 2.2h0510150%50%100%2.1h201513.0h20161.5h20176.6h20182.6h20196.0h20201.4h20214.6h20221.9h20231.4h20242.2h2025
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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 Virginia customers tracked each year.

Biggest outages in Norfolk city, 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 8, 2021 18:30March 9, 2021 01:307h9,1473,526
2September 16, 2021 05:30September 16, 2021 08:453h 15m7,51111K
3October 19, 2021 14:30October 20, 2021 01:1510h 45m6,2373,746
4August 14, 2021 21:30August 15, 2021 23:151d 1h4,86114K
5January 25, 2021 13:45January 25, 2021 23:159h 30m4,7691,235
6June 23, 2021 10:45June 23, 2021 21:0010h 15m4,3021,137
7August 10, 2021 02:30August 10, 2021 20:4518h 15m4,0553,911
8November 6, 2021 12:30November 7, 2021 01:0012h 30m3,0632,914
9April 21, 2021 13:15April 22, 2021 05:4516h 30m2,0913,821
10June 30, 2021 11:15June 30, 2021 19:308h 15m2,0531,087

Outage episodes by size in 2021: 125 reached 100+ customers, 22 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 Norfolk city 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
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 ÷ 116,644 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. Norfolk city has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Norfolk city, 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/). https://massoutage.com/reports/2021/virginia/norfolk-city

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON