massoutage

County annual report · FIPS 37163

2021 Sampson County, NC Power Outage Report

In 2021, customers in Sampson County, NC went without power for an average of 4.4 hours, a total of 85K customer-hours (North Carolina average 10.3 hours). That ranks 53rd worst of 94 North Carolina counties and 1455th of 2,974 nationally.

Summary data CSVJSON
Avg hrs / customer
4.4
19,420 customers
Customer-hours out
85K
Peak customers out
9,347
Outages ≥1,000 out
3
0 of 10,000+ · 703 total
Longest outage
9d 7h
began August 19, 2021
Rank in state
53rd/94
1455th of 2,974 US

Compared with NC, the US and 2020

Sampson County, NC average hours without power per customer compared with state and national averages, 2021Sampson County 4.4 hours, North Carolina average 10.3 hours, US average 8.9 hours, Sampson County, 2020 7.9 hoursSampson CountySampson County4.4hNorth Carolina averageNorth Carolina avera…10.3hUS averageUS average8.9hSampson County, 2020Sampson County, 20207.9h
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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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Sampson County, NC customer-hours without power by month, 2021Jan 946, Feb 2,003, Mar 5,781, Apr 1,554, May 6,431, Jun 1,812, Jul 6,355, Aug 54K, Sep 2,953, Oct 563, Nov 2,152, Dec 551020k40k60k946Jan2,003Feb5,781Mar1,554Apr6,431May1,812Jun6,355Jul54KAug2,953Sep563Oct2,152Nov551Dec
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Customer-hours; August was the worst month.

Sampson County year over year

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Sampson County, NC: average hours without power per customer by year2015: 10.3h; 2016: 93.3h; 2017: 4.5h; 2018: 77.7h, coverage 82%; 2019: 16.6h, coverage 90%; 2020: 7.9h, coverage 91%; 2021: 4.4h, coverage 92%; 2022: 9.1h, coverage 92%; 2023: 5.1h; 2024: 5.3h; 2025: 4.3h02550751000%50%100%10.3h201593.3h20164.5h201777.7h201816.6h20197.9h20204.4h20219.1h20225.1h20235.3h20244.3h2025
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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 Sampson 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
1August 1, 2021 01:15August 2, 2021 04:151d 3h9,34752K
2May 27, 2021 11:30May 27, 2021 13:151h 45m2,9142,186
3May 10, 2021 14:15May 10, 2021 15:151h2,168543
4July 8, 2021 13:15July 9, 2021 01:3012h 15m8301,939
5September 28, 2021 15:15September 28, 2021 16:451h 30m766193
6June 16, 2021 19:30June 16, 2021 20:301h585163
7March 5, 2021 23:15March 6, 2021 06:157h5733,561
8January 15, 2021 02:00January 15, 2021 13:1511h 15m462265
9June 26, 2021 12:15June 26, 2021 15:153h459594
10September 29, 2021 20:15September 29, 2021 22:152h430860

Outage episodes by size in 2021: 34 reached 100+ customers, 3 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 Sampson County reported on EIA Form 861 for 2021, 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)20213.1 hrs1.392.4 hrs1.34
Tri-County Elec Member Corp (NC)201851.3 hrs2.31--
Duke Energy-----
Four County Elec Member Corp-----
South River 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 ÷ 19,420 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. Sampson County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Sampson 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/sampson-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON