massoutage

County annual report · FIPS 45025

2024 Chesterfield County, SC Power Outage Report

In 2024, customers in Chesterfield County, SC went without power for an average of 7.3 hours, a total of 118K customer-hours (South Carolina average 50.1 hours). That ranks 34th worst of 46 South Carolina counties and 1206th of 2,990 nationally.

Summary data CSVJSON
Avg hrs / customer
7.3
16,153 customers
Customer-hours out
118K
Peak customers out
2,935
Outages ≥1,000 out
9
0 of 10,000+ · 808 total
Longest outage
2d 11h
began February 24, 2024
Rank in state
34th/46
1206th of 2,990 US

Compared with SC, the US and 2023

Chesterfield County, SC average hours without power per customer compared with state and national averages, 2024Chesterfield County 7.3 hours, South Carolina average 50.1 hours, US average 12.6 hours, Chesterfield County, 2023 6.4 hoursChesterfield CountyChesterfield County7.3hSouth Carolina averageSouth Carolina avera…50.1hUS averageUS average12.6hChesterfield County, 2023Chesterfield County,…6.4h
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Average hours without power per customer in 2024; last bar is this county in 2023.

Month by month

CSVJSON
Chesterfield County, SC customer-hours without power by month, 2024Jan 15K, Feb 9,635, Mar 1,610, Apr 23K, May 4,352, Jun 3,909, Jul 9,448, Aug 13K, Sep 26K, Oct 4,622, Nov 5,135, Dec 2,854010k20k30k15KJan9,635Feb1,610Mar23KApr4,352May3,909Jun9,448Jul13KAug26KSep4,622Oct5,135Nov2,854Dec
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Customer-hours; September was the worst month.

Chesterfield County year over year

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Chesterfield County, SC: average hours without power per customer by year2015: 7.6h; 2016: 29.9h; 2017: 2.4h; 2018: 16.5h, coverage 99%; 2019: 4.3h, coverage 99%; 2020: 9.3h, coverage 99%; 2021: 4.7h, coverage 99%; 2022: 13.0h, coverage 99%; 2023: 6.4h; 2024: 7.3h; 2025: 4.2h01020300%50%100%7.6h201529.9h20162.4h201716.5h20184.3h20199.3h20204.7h202113.0h20226.4h20237.3h20244.2h2025
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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 Chesterfield County, 2024

The 10 outage episodes with the most customers out at once. Times are UTC.

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1April 12, 2024 20:45April 13, 2024 00:454h2,9354,582
2January 9, 2024 17:45January 10, 2024 23:001d 5h2,55713K
3February 11, 2024 12:45February 11, 2024 15:152h 30m2,4814,986
4September 27, 2024 05:00September 28, 2024 22:301d 17h2,39021K
5September 26, 2024 20:45September 27, 2024 00:003h 15m2,288597
6April 11, 2024 11:30April 12, 2024 14:151d 2h1,8698,020
7July 2, 2024 14:15July 2, 2024 21:157h1,266716
8April 20, 2024 21:45April 22, 2024 02:001d 4h1,2279,845
9August 3, 2024 19:45August 4, 2024 05:4510h1,1892,789
10July 22, 2024 04:45July 22, 2024 12:307h 45m9612,833

Outage episodes by size in 2024: 61 reached 100+ customers, 9 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 Chesterfield 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
Duke Energy Progress - (NC)202417.2 hrs1.702.2 hrs1.22
MPD Electric Cooperative20243.5 hrs1.631.5 hrs1.00
Lynches River Elec Coop, Inc20248.6 hrs3.202.7 hrs1.90
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 n/a of South Carolina's customers in 2024; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 16,153 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. Chesterfield County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Chesterfield 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/chesterfield-county

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