massoutage

County annual report · FIPS 45061

2020 Lee County, SC Power Outage Report

In 2020, customers in Lee County, SC went without power for an average of 6.5 hours, a total of 37K customer-hours (South Carolina average 5.7 hours). That ranks 13th worst of 46 South Carolina counties and 1162nd of 3,019 nationally.

Summary data CSVJSON
Avg hrs / customer
6.5
5,675 customers
Customer-hours out
37K
Peak customers out
2,031
Outages ≥1,000 out
3
0 of 10,000+ · 409 total
Longest outage
2d 22h
began November 19, 2020
Rank in state
13th/46
1162nd of 3,019 US

Compared with SC, the US and 2019

Lee County, SC average hours without power per customer compared with state and national averages, 2020Lee County 6.5 hours, South Carolina average 5.7 hours, US average 8.7 hours, Lee County, 2019 4.7 hoursLee CountyLee County6.5hSouth Carolina averageSouth Carolina avera…5.7hUS averageUS average8.7hLee County, 2019Lee County, 20194.7h
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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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Lee County, SC customer-hours without power by month, 2020Jan 4,958, Feb 1,449, Mar 4,296, Apr 7,908, May 2,194, Jun 256, Jul 463, Aug 6,973, Sep 5,481, Oct 1,192, Nov 968, Dec 74602k4k6k8k4,958Jan1,449Feb4,296Mar7,908Apr2,194May256Jun463Jul6,973Aug5,481Sep1,192Oct968Nov746Dec
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Customer-hours; April was the worst month.

Lee County year over year

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Lee County, SC: average hours without power per customer by year2015: 9.0h; 2016: 81.5h; 2017: 4.3h; 2018: 2.0h, coverage 99%; 2019: 4.7h, coverage 99%; 2020: 6.5h, coverage 99%; 2021: 3.3h, coverage 99%; 2022: 21.8h, coverage 99%; 2023: 4.3h; 2024: 7.7h; 2025: 8.1h02550751000%50%100%9.0h201581.5h20164.3h20172.0h20184.7h20196.5h20203.3h202121.8h20224.3h20237.7h20248.1h2025
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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 Lee County, 2020

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1January 12, 2020 05:00January 12, 2020 20:1515h 15m2,0314,830
2March 25, 2020 08:15March 25, 2020 11:153h1,3793,103
3September 7, 2020 20:15September 7, 2020 21:451h 30m1,0601,325
4April 13, 2020 12:45April 14, 2020 02:1513h 30m8244,951
5April 20, 2020 05:45April 20, 2020 09:153h 30m6811,567
6August 22, 2020 21:30August 23, 2020 03:005h 30m598943
7August 29, 2020 17:00August 29, 2020 22:005h5932,505
8August 31, 2020 22:30September 1, 2020 01:453h 15m5851,315
9September 16, 2020 17:30September 17, 2020 22:151d 4h4361,106
10September 25, 2020 14:15September 25, 2020 18:454h 30m431867

Outage episodes by size in 2020: 29 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 Lee County reported on EIA Form 861 for 2020, 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)20205.2 hrs1.812.3 hrs1.37
Duke Energy-----
MPD Electric Cooperative-----
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 ÷ 5,675 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. Lee County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Lee 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/lee-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON