massoutage

County annual report · FIPS 37063

2022 Durham County, NC Power Outage Report

In 2022, customers in Durham County, NC went without power for an average of 248.8 hours, a total of 1.5M customer-hours (North Carolina average 21.3 hours). That ranks 5th worst of 94 North Carolina counties and 9th of 2,976 nationally.

Summary data CSVJSON
Avg hrs / customer
248.8
6,008 customers
Customer-hours out
1.5M
Peak customers out
34,256
Outages ≥1,000 out
59
3 of 10,000+ · 705 total
Longest outage
3d 18h
began September 30, 2022
Rank in state
5th/94
9th of 2,976 US

Compared with NC, the US and 2021

Durham County, NC average hours without power per customer compared with state and national averages, 2022Durham County 248.8 hours, North Carolina average 21.3 hours, US average 8.3 hours, Durham County, 2021 68.5 hoursDurham CountyDurham County248.8hNorth Carolina averageNorth Carolina avera…21.3hUS averageUS average8.3hDurham County, 2021Durham County, 202168.5h
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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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Durham County, NC customer-hours without power by month, 2022Jan 107K, Feb 37K, Mar 23K, Apr 15K, May 97K, Jun 178K, Jul 77K, Aug 33K, Sep 63K, Oct 580K, Nov 27K, Dec 259K0200k400k600k107KJan37KFeb23KMar15KApr97KMay178KJun77KJul33KAug63KSep580KOct27KNov259KDec
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Customer-hours; October was the worst month.

Durham County year over year

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Durham County, NC: average hours without power per customer by year2015: 145.3h; 2016: 135.8h; 2017: 56.0h; 2018: 225.3h, coverage 82%; 2019: 61.7h, coverage 90%; 2020: 71.8h, coverage 91%; 2021: 68.5h, coverage 92%; 2022: 248.8h, coverage 92%; 2023: 357.0h; 2024: 164.4h; 2025: 92.8h01002003004000%50%100%145.3h2015135.8h201656.0h2017225.3h201861.7h201971.8h202068.5h2021248.8h2022357.0h2023164.4h202492.8h2025
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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 Durham 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
1September 30, 2022 11:45October 4, 2022 06:003d 18h34,256592K
2December 23, 2022 12:15December 26, 2022 05:452d 17h25,229248K
3June 17, 2022 13:15June 20, 2022 01:002d 11h20,709137K
4July 31, 2022 08:15August 1, 2022 09:151d 1h9,77923K
5January 3, 2022 03:30January 5, 2022 07:152d 3h9,70078K
6May 23, 2022 12:15May 26, 2022 02:452d 14h7,93256K
7June 21, 2022 12:15June 22, 2022 11:1523h5,4199,478
8August 29, 2022 13:00August 30, 2022 02:3013h 30m5,4084,604
9May 10, 2022 18:15May 10, 2022 23:004h 45m5,4052,671
10July 28, 2022 21:15July 29, 2022 08:4511h 30m5,1047,460

Outage episodes by size in 2022: 162 reached 100+ customers, 59 reached 1,000+ customers, 3 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 Durham County reported on EIA Form 861 for 2022, or their most recent earlier filing. Utility-wide figures, not county-specific.

CSVJSON
UtilityEIA yearSAIDISAIFISAIDI excl. major eventsSAIFI excl. major events
Duke Energy Progress - (NC)20229.8 hrs2.352.2 hrs1.26
Duke Energy Carolinas, LLC20227.1 hrs1.933.1 hrs1.35
Piedmont Electric Member Corp202211.0 hrs2.152.4 hrs1.25
Wake Electric Membership Corp20223.8 hrs1.931.5 hrs1.23
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 ÷ 6,008 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. Durham County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Durham 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/durham-county

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