massoutage

County annual report · FIPS 45049

2024 Hampton County, SC Power Outage Report

In 2024, customers in Hampton County, SC went without power for an average of 67.7 hours, a total of 602K customer-hours (South Carolina average 50.1 hours). That ranks 16th worst of 46 South Carolina counties and 148th of 2,990 nationally.

Summary data CSVJSON
Avg hrs / customer
67.7
8,886 customers
Customer-hours out
602K
Peak customers out
10,497
Outages ≥1,000 out
5
1 of 10,000+ · 504 total
Longest outage
7d 23h
began September 27, 2024
Rank in state
16th/46
148th of 2,990 US

Compared with SC, the US and 2023

Hampton County, SC average hours without power per customer compared with state and national averages, 2024Hampton County 67.7 hours, South Carolina average 50.1 hours, US average 12.6 hours, Hampton County, 2023 5.0 hoursHampton CountyHampton County67.7hSouth Carolina averageSouth Carolina avera…50.1hUS averageUS average12.6hHampton County, 2023Hampton County, 20235.0h
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Average hours without power per customer in 2024; last bar is this county in 2023.

Month by month

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Hampton County, SC customer-hours without power by month, 2024Jan 4,224, Feb 4,307, Mar 492, Apr 1,233, May 2,031, Jun 1,049, Jul 4,001, Aug 8,031, Sep 504K, Oct 69K, Nov 2,223, Dec 6570200k400k600k4,224Jan4,307Feb492Mar1,233Apr2,031May1,049Jun4,001Jul8,031Aug504KSep69KOct2,223Nov657Dec
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Customer-hours; September was the worst month.

Hampton County year over year

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Hampton County, SC: average hours without power per customer by year2015: 2.4h; 2016: 42.4h; 2017: 9.0h; 2018: 4.4h, coverage 99%; 2019: 4.8h, coverage 99%; 2020: 12.4h, coverage 99%; 2021: 2.0h, coverage 99%; 2022: 3.5h, coverage 99%; 2023: 5.0h; 2024: 67.7h; 2025: 3.0h0204060800%50%100%2.4h201542.4h20169.0h20174.4h20184.8h201912.4h20202.0h20213.5h20225.0h202367.7h20243.0h2025
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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 South Carolina customers tracked each year.

Biggest outages in Hampton County, 2024

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 27, 2024 01:30October 5, 2024 00:457d 23h10,497572K
2February 5, 2024 14:00February 8, 2024 21:153d 7h6,2263,689
3November 12, 2024 14:30November 12, 2024 20:456h 15m3,2601,650
4April 11, 2024 11:45April 11, 2024 18:457h1,809793
5July 15, 2024 14:45July 15, 2024 15:1530m1,760442
6January 9, 2024 15:45January 10, 2024 14:0022h 15m8743,770
7May 10, 2024 12:45May 10, 2024 15:152h 30m664409
8May 17, 2024 12:00May 17, 2024 12:4545m404234
9August 18, 2024 11:30August 18, 2024 13:302h380410
10August 23, 2024 18:00August 24, 2024 01:007h377838

Outage episodes by size in 2024: 35 reached 100+ customers, 5 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 Hampton County reported on EIA Form 861 for 2024, or their most recent earlier filing. Utility-wide figures, not county-specific.

CSVJSON
UtilityEIA yearSAIDISAIFISAIDI excl. major eventsSAIFI excl. major events
Dominion Energy South Carolina, Inc202431.8 hrs2.5281 min1.19
Edisto Electric Coop, Inc202439.2 hrs-4.9 hrs-
Palmetto Electric Coop Inc202410.5 hrs2.4432 min0.69

About this data

  • Outage figures come from DOE/ORNL EAGLE-I, which records customers out by county every 15 minutes. EAGLE-I tracked about n/a of South Carolina's customers in 2024; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 8,886 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. Hampton County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Hampton County, SC annual power outage report, 2024, 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/2024/south-carolina/hampton-county

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