massoutage

County annual report · FIPS 37007

2021 Anson County, NC Power Outage Report

In 2021, customers in Anson County, NC went without power for an average of 5.6 hours, a total of 36K customer-hours (North Carolina average 10.3 hours). That ranks 47th worst of 94 North Carolina counties and 1213th of 2,974 nationally.

Summary data CSVJSON
Avg hrs / customer
5.6
6,334 customers
Customer-hours out
36K
Peak customers out
1,678
Outages ≥1,000 out
4
0 of 10,000+ · 748 total
Longest outage
21h 45m
began September 26, 2021
Rank in state
47th/94
1213th of 2,974 US

Compared with NC, the US and 2020

Anson County, NC average hours without power per customer compared with state and national averages, 2021Anson County 5.6 hours, North Carolina average 10.3 hours, US average 8.9 hours, Anson County, 2020 42.3 hoursAnson CountyAnson County5.6hNorth Carolina averageNorth Carolina avera…10.3hUS averageUS average8.9hAnson County, 2020Anson County, 202042.3h
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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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Anson County, NC customer-hours without power by month, 2021Jan 1,282, Feb 3,917, Mar 2,378, Apr 3,220, May 1,895, Jun 2,492, Jul 3,777, Aug 4,188, Sep 2,747, Oct 7,157, Nov 1,093, Dec 1,55102k4k6k8k1,282Jan3,917Feb2,378Mar3,220Apr1,895May2,492Jun3,777Jul4,188Aug2,747Sep7,157Oct1,093Nov1,551Dec
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Customer-hours; October was the worst month.

Anson County year over year

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Anson County, NC: average hours without power per customer by year2015: 11.1h; 2016: 46.2h; 2017: 15.3h; 2018: 56.4h, coverage 82%; 2019: 14.9h, coverage 90%; 2020: 42.3h, coverage 91%; 2021: 5.6h, coverage 92%; 2022: 31.5h, coverage 92%; 2023: 11.2h; 2024: 26.4h; 2025: 13.3h02040600%50%100%11.1h201546.2h201615.3h201756.4h201814.9h201942.3h20205.6h202131.5h202211.2h202326.4h202413.3h2025
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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 North Carolina customers tracked each year.

Biggest outages in Anson 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 23, 2021 21:30March 24, 2021 00:303h1,678772
2August 28, 2021 11:45August 28, 2021 13:151h 30m1,612978
3February 11, 2021 19:00February 11, 2021 23:154h 15m1,4001,440
4July 9, 2021 20:00July 10, 2021 03:157h 15m1,0791,982
5March 23, 2021 13:15March 23, 2021 18:004h 45m919967
6October 9, 2021 05:45October 9, 2021 17:3011h 45m9135,619
7March 30, 2021 14:30March 30, 2021 18:003h 30m889228
8February 25, 2021 13:45February 25, 2021 19:005h 15m8861,765
9June 10, 2021 17:15June 11, 2021 00:457h 30m775579
10June 19, 2021 14:30June 19, 2021 15:301h773580

Outage episodes by size in 2021: 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 Anson 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
Duke Energy Progress - (NC)20213.1 hrs1.392.4 hrs1.34
Duke Energy Carolinas, LLC20213.5 hrs1.202.5 hrs1.10
Pee Dee Electric Member Corp20212.3 hrs1.872.3 hrs1.87

About this data

  • Outage figures come from DOE/ORNL EAGLE-I, which records customers out by county every 15 minutes. EAGLE-I tracked about 92% of North Carolina's customers in 2021; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 6,334 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. Anson County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Anson County, NC 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/north-carolina/anson-county

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