massoutage

County annual report · FIPS 45055

2020 Kershaw County, SC Power Outage Report

In 2020, customers in Kershaw County, SC went without power for an average of 3.3 hours, a total of 144K customer-hours (South Carolina average 5.7 hours). That ranks 26th worst of 46 South Carolina counties and 1771st of 3,019 nationally.

Summary data CSVJSON
Avg hrs / customer
3.3
43,198 customers
Customer-hours out
144K
Peak customers out
2,586
Outages ≥1,000 out
5
0 of 10,000+ · 658 total
Longest outage
8d 23h
began April 6, 2020
Rank in state
26th/46
1771st of 3,019 US

Compared with SC, the US and 2019

Kershaw County, SC average hours without power per customer compared with state and national averages, 2020Kershaw County 3.3 hours, South Carolina average 5.7 hours, US average 8.7 hours, Kershaw County, 2019 2.1 hoursKershaw CountyKershaw County3.3hSouth Carolina averageSouth Carolina avera…5.7hUS averageUS average8.7hKershaw County, 2019Kershaw County, 20192.1h
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Average hours without power per customer in 2020; last bar is this county in 2019.

Month by month

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Kershaw County, SC customer-hours without power by month, 2020Jan 4,980, Feb 12K, Mar 3,313, Apr 12K, May 7,392, Jun 3,296, Jul 6,827, Aug 85K, Sep 1,220, Oct 3,664, Nov 1,129, Dec 2,701025k50k75k100k4,980Jan12KFeb3,313Mar12KApr7,392May3,296Jun6,827Jul85KAug1,220Sep3,664Oct1,129Nov2,701Dec
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Customer-hours; August was the worst month.

Kershaw County year over year

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Kershaw County, SC: average hours without power per customer by year2015: 0.7h; 2016: 4.0h; 2017: 0.8h; 2018: 2.2h, coverage 99%; 2019: 2.1h, coverage 99%; 2020: 3.3h, coverage 99%; 2021: 1.7h, coverage 99%; 2022: 4.4h, coverage 99%; 2023: 1.6h; 2024: 8.0h; 2025: 2.1h02.557.5100%50%100%0.7h20154.0h20160.8h20172.2h20182.1h20193.3h20201.7h20214.4h20221.6h20238.0h20242.1h2025
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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 Kershaw County, 2020

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 5, 2020 12:30August 9, 2020 00:153d 11h2,58683K
2July 7, 2020 11:45July 7, 2020 14:453h1,7352,487
3April 6, 2020 17:00April 15, 2020 16:158d 23h1,63310K
4July 15, 2020 16:30July 15, 2020 18:151h 45m1,5831,089
5March 22, 2020 12:30March 22, 2020 14:151h 45m1,1951,161
6May 25, 2020 03:30May 25, 2020 07:003h 30m8643,019
7May 19, 2020 03:45May 19, 2020 06:152h 30m824647
8May 22, 2020 21:30May 23, 2020 08:0010h 30m7641,320
9October 27, 2020 14:30October 29, 2020 20:302d 6h7401,142
10October 4, 2020 04:15October 4, 2020 09:155h6861,375

Outage episodes by size in 2020: 56 reached 100+ customers, 5 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 Kershaw County reported on EIA Form 861 for 2020, 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)20205.2 hrs1.812.3 hrs1.37
Duke Energy Carolinas, LLC202011.2 hrs1.713.1 hrs1.18
Dominion Energy South Carolina, Inc20202.4 hrs1.4088 min1.17
Tri-County Electric Coop, Inc (SC)20204.1 hrs3.393.5 hrs3.25
Lynches River Elec Coop, Inc20206.0 hrs2.302.7 hrs1.80
Fairfield Electric Coop, Inc-----
Black River Electric Coop, Inc - (SC)-----
City of Camden-----

About this data

  • Outage figures come from DOE/ORNL EAGLE-I, which records customers out by county every 15 minutes. EAGLE-I tracked about 99% of South Carolina's customers in 2020; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 43,198 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. Kershaw County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Kershaw County, SC annual power outage report, 2020, 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/2020/south-carolina/kershaw-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON