massoutage

County annual report · FIPS 37097

2022 Iredell County, NC Power Outage Report

In 2022, customers in Iredell County, NC went without power for an average of 12.1 hours, a total of 425K customer-hours (North Carolina average 21.3 hours). That ranks 47th worst of 94 North Carolina counties and 571st of 2,976 nationally.

Summary data CSVJSON
Avg hrs / customer
12.1
35,197 customers
Customer-hours out
425K
Peak customers out
9,562
Outages ≥1,000 out
32
0 of 10,000+ · 838 total
Longest outage
3d 10h
began December 23, 2022
Rank in state
47th/94
571st of 2,976 US

Compared with NC, the US and 2021

Iredell County, NC average hours without power per customer compared with state and national averages, 2022Iredell County 12.1 hours, North Carolina average 21.3 hours, US average 8.3 hours, Iredell County, 2021 5.4 hoursIredell CountyIredell County12.1hNorth Carolina averageNorth Carolina avera…21.3hUS averageUS average8.3hIredell County, 2021Iredell County, 20215.4h
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Average hours without power per customer in 2022; last bar is this county in 2021.

Month by month

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Iredell County, NC customer-hours without power by month, 2022Jan 87K, Feb 18K, Mar 16K, Apr 11K, May 39K, Jun 30K, Jul 32K, Aug 23K, Sep 13K, Oct 23K, Nov 10K, Dec 123K050k100k150k87KJan18KFeb16KMar11KApr39KMay30KJun32KJul23KAug13KSep23KOct10KNov123KDec
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Customer-hours; December was the worst month.

Iredell County year over year

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Iredell County, NC: average hours without power per customer by year2015: 3.9h; 2016: 5.6h; 2017: 3.9h; 2018: 13.4h, coverage 82%; 2019: 7.3h, coverage 90%; 2020: 26.3h, coverage 91%; 2021: 5.4h, coverage 92%; 2022: 12.1h, coverage 92%; 2023: 17.4h; 2024: 21.9h; 2025: 6.9h01020300%50%100%3.9h20155.6h20163.9h201713.4h20187.3h201926.3h20205.4h202112.1h202217.4h202321.9h20246.9h2025
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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 Iredell County, 2022

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
1December 23, 2022 10:15December 26, 2022 20:453d 10h9,562116K
2January 3, 2022 06:00January 5, 2022 18:452d 12h7,16567K
3May 1, 2022 19:15May 2, 2022 01:306h 15m4,1265,167
4February 4, 2022 05:45February 5, 2022 00:0018h 15m3,1237,040
5May 4, 2022 18:45May 6, 2022 05:451d 11h2,99924K
6June 16, 2022 12:15June 17, 2022 16:151d 4h2,4765,131
7June 17, 2022 18:00June 19, 2022 00:451d 6h1,89814K
8August 17, 2022 12:45August 18, 2022 02:3013h 45m1,8765,963
9March 25, 2022 19:15March 26, 2022 04:459h 30m1,8496,876
10February 18, 2022 03:00February 18, 2022 20:4517h 45m1,8387,571

Outage episodes by size in 2022: 116 reached 100+ customers, 32 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 Iredell County reported on EIA Form 861 for 2022, 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 Carolinas, LLC20227.1 hrs1.933.1 hrs1.35
EnergyUnited Elec Member Corp20224.9 hrs1.872.2 hrs1.37
City of Statesville - (NC)202274 min1.04--
Duke Energy-----

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 2022; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 35,197 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. Iredell County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Iredell County, NC annual power outage report, 2022, 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/2022/north-carolina/iredell-county

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