massoutage

County annual report · FIPS 37129

2021 New Hanover County, NC Power Outage Report

In 2021, customers in New Hanover County, NC went without power for an average of 57.5 hours, a total of 146K customer-hours (North Carolina average 10.3 hours). That ranks 9th worst of 94 North Carolina counties and 151st of 2,974 nationally.

Summary data CSVJSON
Avg hrs / customer
57.5
2,544 customers
Customer-hours out
146K
Peak customers out
3,502
Outages ≥1,000 out
24
0 of 10,000+ · 1,021 total
Longest outage
2d 15h
began February 13, 2021
Rank in state
9th/94
151st of 2,974 US

Compared with NC, the US and 2020

New Hanover County, NC average hours without power per customer compared with state and national averages, 2021New Hanover County 57.5 hours, North Carolina average 10.3 hours, US average 8.9 hours, New Hanover County, 2020 765.6 hoursNew Hanover CountyNew Hanover County57.5hNorth Carolina averageNorth Carolina avera…10.3hUS averageUS average8.9hNew Hanover County, 2020New Hanover County, …765.6h
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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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New Hanover County, NC customer-hours without power by month, 2021Jan 8,347, Feb 7,668, Mar 6,954, Apr 8,293, May 9,071, Jun 17K, Jul 34K, Aug 23K, Sep 11K, Oct 12K, Nov 5,731, Dec 3,312010k20k30k40k8,347Jan7,668Feb6,954Mar8,293Apr9,071May17KJun34KJul23KAug11KSep12KOct5,731Nov3,312Dec
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Customer-hours; July was the worst month.

New Hanover County year over year

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New Hanover County, NC: average hours without power per customer by year2015: 73.7h; 2016: 676.4h; 2017: 73.2h; 2018: 4650.0h, coverage 82%; 2019: 229.1h, coverage 90%; 2020: 765.6h, coverage 91%; 2021: 57.5h, coverage 92%; 2022: 130.1h, coverage 92%; 2023: 118.9h; 2024: 71.7h; 2025: 57.7h02k4k6k0%50%100%73.7h2015676.4h201673.2h20174650.0h2018229.1h2019765.6h202057.5h2021130.1h2022118.9h202371.7h202457.7h2025
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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 New Hanover 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
1May 16, 2021 18:15May 16, 2021 20:001h 45m3,5023,520
2February 12, 2021 14:45February 12, 2021 21:006h 15m3,4143,054
3July 13, 2021 12:15July 13, 2021 19:307h 15m3,2313,721
4April 20, 2021 14:30April 20, 2021 21:457h 15m3,137804
5August 16, 2021 12:00August 17, 2021 00:3012h 30m2,9375,186
6July 29, 2021 01:15July 29, 2021 07:156h2,7753,877
7July 10, 2021 02:30July 10, 2021 21:1518h 45m2,42913K
8October 27, 2021 12:15October 27, 2021 18:306h 15m2,4091,987
9July 7, 2021 11:30July 7, 2021 22:1510h 45m2,2473,935
10August 1, 2021 18:45August 2, 2021 05:4511h2,2463,884

Outage episodes by size in 2021: 121 reached 100+ customers, 24 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 New Hanover 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-----

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 ÷ 2,544 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. New Hanover County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), New Hanover 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/new-hanover-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON