massoutage

County annual report · FIPS 37111

2021 McDowell County, NC Power Outage Report

In 2021, customers in McDowell County, NC went without power for an average of 12.8 hours, a total of 159K customer-hours (North Carolina average 10.3 hours). That ranks 31st worst of 94 North Carolina counties and 650th of 2,974 nationally.

Summary data CSVJSON
Avg hrs / customer
12.8
12,442 customers
Customer-hours out
159K
Peak customers out
14,647
Outages ≥1,000 out
10
1 of 10,000+ · 586 total
Longest outage
2d 2h
began August 16, 2021
Rank in state
31st/94
650th of 2,974 US

Compared with NC, the US and 2020

McDowell County, NC average hours without power per customer compared with state and national averages, 2021McDowell County 12.8 hours, North Carolina average 10.3 hours, US average 8.9 hours, McDowell County, 2020 10.2 hoursMcDowell CountyMcDowell County12.8hNorth Carolina averageNorth Carolina avera…10.3hUS averageUS average8.9hMcDowell County, 2020McDowell County, 202010.2h
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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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McDowell County, NC customer-hours without power by month, 2021Jan 1,735, Feb 6,726, Mar 934, Apr 3,421, May 4,776, Jun 4,294, Jul 16K, Aug 77K, Sep 13K, Oct 5,720, Nov 6,689, Dec 18K020k40k60k80k1,735Jan6,726Feb934Mar3,421Apr4,776May4,294Jun16KJul77KAug13KSep5,720Oct6,689Nov18KDec
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Customer-hours; August was the worst month.

McDowell County year over year

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McDowell County, NC: average hours without power per customer by year2015: 3.9h; 2016: 8.1h; 2017: 18.7h; 2018: 14.7h, coverage 82%; 2019: 13.6h, coverage 90%; 2020: 10.2h, coverage 91%; 2021: 12.8h, coverage 92%; 2022: 7.7h, coverage 92%; 2023: 8.6h; 2024: 372.6h; 2025: 10.0h01002003004000%50%100%3.9h20158.1h201618.7h201714.7h201813.6h201910.2h202012.8h20217.7h20228.6h2023372.6h202410.0h2025
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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 McDowell County, 2021

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1August 16, 2021 21:45August 19, 2021 00:302d 2h14,64762K
2December 22, 2021 04:45December 22, 2021 08:454h3,88416K
3February 2, 2021 04:15February 2, 2021 05:0045m3,8721,936
4July 26, 2021 09:00July 26, 2021 17:158h 15m3,20211K
5August 14, 2021 20:15August 15, 2021 20:0023h 45m2,0053,444
6August 31, 2021 15:30September 1, 2021 19:451d 4h1,7388,265
7July 20, 2021 03:30July 20, 2021 05:452h 15m1,4702,689
8May 7, 2021 19:15May 7, 2021 23:003h 45m1,4341,095
9September 2, 2021 13:45September 3, 2021 00:4511h1,3621,785
10August 3, 2021 17:15August 3, 2021 17:3015m1,048262

Outage episodes by size in 2021: 55 reached 100+ customers, 10 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 McDowell 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
Rutherford Elec Member Corp20211.7 hrs0.8563 min0.61
Duke Energy-----
French Broad Elec Member Corp-----

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 ÷ 12,442 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. McDowell County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), McDowell 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/mcdowell-county

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