massoutage

2022 South Carolina Power Outage Report

In 2022, the average South Carolina customer went without power for about 4.4 hours — the 22nd worst of any US state that year, below the state's decade average. Figures from DOE/ORNL EAGLE-I.

Avg hrs / customer
4.4
Peak customers out
88,018
Rank (worst state)
22nd
Counties affected
20

South Carolina outages over the decade

Average hours without power per customer, 2022 highlighted.

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

Hardest-hit South Carolina counties in 2022

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

1Horry County88,0182Charleston County77,7603Berkeley County37,4814Dorchester County25,3315Georgetown County24,3296Richland County22,8967Lexington County21,1208Greenville County19,7759Anderson County15,55910Aiken County15,32411Beaufort County15,28312Lancaster County14,37413Cherokee County12,54614Oconee County11,99515Spartanburg County11,66616Newberry County9,72517Sumter County9,71918Kershaw County9,06219Florence County8,60120Orangeburg County8,076

Biggest South Carolina outages of 2022

CountyBeganPeak customers out
Horry CountySeptember 29, 202288,018
Charleston CountySeptember 29, 202277,760
Berkeley CountySeptember 30, 202237,481
Horry CountySeptember 1, 202227,887
Dorchester CountySeptember 30, 202225,331
Georgetown CountySeptember 30, 202224,329
Richland CountyJanuary 2, 202222,896
Lexington CountyJanuary 2, 202221,120
Greenville CountyJune 1, 202219,775
Richland CountySeptember 28, 202217,159
South Carolina by year:20252024202320212020201920182017
Other states in 2022:MENCFLWVVTAK

Part of the 2022 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.