massoutage

County annual report · FIPS 45031

2024 Darlington County, SC Power Outage Report

In 2024, customers in Darlington County, SC went without power for an average of 4.5 hours, a total of 87K customer-hours (South Carolina average 50.1 hours). That ranks 38th worst of 46 South Carolina counties and 1714th of 2,990 nationally.

Summary data CSVJSON
Avg hrs / customer
4.5
19,211 customers
Customer-hours out
87K
Peak customers out
6,300
Outages ≥1,000 out
7
0 of 10,000+ · 798 total
Longest outage
3d 2h
began November 18, 2024
Rank in state
38th/46
1714th of 2,990 US

Compared with SC, the US and 2023

Darlington County, SC average hours without power per customer compared with state and national averages, 2024Darlington County 4.5 hours, South Carolina average 50.1 hours, US average 12.6 hours, Darlington County, 2023 2.1 hoursDarlington CountyDarlington County4.5hSouth Carolina averageSouth Carolina avera…50.1hUS averageUS average12.6hDarlington County, 2023Darlington County, 2…2.1h
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Average hours without power per customer in 2024; last bar is this county in 2023.

Month by month

CSVJSON
Darlington County, SC customer-hours without power by month, 2024Jan 4,575, Feb 16K, Mar 1,325, Apr 13K, May 13K, Jun 1,193, Jul 8,069, Aug 3,186, Sep 15K, Oct 5,795, Nov 1,796, Dec 3,86305k10k15k20k4,575Jan16KFeb1,325Mar13KApr13KMay1,193Jun8,069Jul3,186Aug15KSep5,795Oct1,796Nov3,863Dec
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Customer-hours; February was the worst month.

Darlington County year over year

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Darlington County, SC: average hours without power per customer by year2015: 7.7h; 2016: 74.3h; 2017: 2.7h; 2018: 18.3h, coverage 99%; 2019: 3.7h, coverage 99%; 2020: 4.2h, coverage 99%; 2021: 3.9h, coverage 99%; 2022: 8.6h, coverage 99%; 2023: 2.1h; 2024: 4.5h; 2025: 2.9h0204060800%50%100%7.7h201574.3h20162.7h201718.3h20183.7h20194.2h20203.9h20218.6h20222.1h20234.5h20242.9h2025
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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 Darlington County, 2024

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1February 1, 2024 09:30February 1, 2024 14:455h 15m6,30014K
2December 18, 2024 21:15December 18, 2024 22:301h 15m5,7051,815
3May 19, 2024 05:30May 19, 2024 08:303h3,2265,583
4September 27, 2024 07:00September 28, 2024 23:001d 16h2,43811K
5May 7, 2024 02:00May 7, 2024 06:004h2,3214,741
6April 12, 2024 22:00April 13, 2024 03:305h 30m2,1527,188
7April 20, 2024 22:30April 21, 2024 08:009h 30m1,8534,483
8May 9, 2024 08:45May 9, 2024 13:004h 15m9131,181
9January 9, 2024 17:30January 11, 2024 02:301d 9h8434,100
10September 16, 2024 16:00September 17, 2024 04:3012h 30m8261,415

Outage episodes by size in 2024: 44 reached 100+ customers, 7 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 Darlington 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
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 ÷ 19,211 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. Darlington County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Darlington 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/darlington-county

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