massoutage

2019 South Carolina Power Outage Report

In 2019, the average South Carolina customer went without power for about 4.8 hours — the 14th worst of any US state that year, below the state's decade average. Figures from DOE/ORNL EAGLE-I.

Avg hrs / customer
4.8
Peak customers out
137,536
Rank (worst state)
14th
Counties affected
20

South Carolina outages over the decade

Average hours without power per customer, 2019 highlighted.

2.5h201513.0h20164.4h20175.2h20184.8h20195.7h20202.1h20214.4h20222.7h202350.1h20243.0h2025

Hardest-hit South Carolina counties in 2019

By peak customers out during the year's worst event.

1Charleston County137,5362Dorchester County41,1663Berkeley County38,6914Richland County33,8405Lexington County30,9976Horry County29,8827Florence County23,3908Beaufort County22,7569Greenville County21,15510Aiken County16,27111Sumter County14,52012Lancaster County10,43513Georgetown County9,97414Colleton County9,21915Dillon County9,08216Oconee County6,66617Hampton County6,39718Chesterfield County6,19419Anderson County5,95420Greenwood County5,423

Biggest South Carolina outages of 2019

CountyBeganPeak customers out
Charleston CountySeptember 4, 2019137,536
Dorchester CountySeptember 5, 201941,166
Berkeley CountySeptember 4, 201938,691
Richland CountyJune 20, 201933,840
Lexington CountyJune 20, 201930,997
Horry CountySeptember 5, 201929,882
Florence CountyDecember 19, 201923,390
Beaufort CountySeptember 4, 201922,756
Greenville CountyApril 26, 201921,155
Aiken CountyApril 25, 201916,271
South Carolina by year:20252024202320222021202020182017
Other states in 2019:WVNCMILACAVT

Part of the 2019 US Power Outage Report. Source: DOE/ORNL EAGLE-I. “Avg hours per customer” is a SAIDI-like measure (outage customer-minutes ÷ tracked customers); coverage varies by year.