How reliable is Dominion Energy South Carolina, Inc?

Dominion Energy South Carolina, Inc customers averaged 31.8 hours without power in 2024 (SAIDI), which is frequently affected and worse than the US average, better than the South Carolina median (52.6 h), per official US EIA data.

Where does Dominion Energy South Carolina, Inc rank among US electric utilities?

By official EIA SAIDI, Dominion Energy South Carolina, Inc is #436 of 468 US utilities by reliability that report reliability and serve at least three counties, #1 being the most reliable. Overall it is worse than the US average.

How many customers does Dominion Energy South Carolina, Inc serve?

Dominion Energy South Carolina, Inc serves 24 counties across South Carolina, per its EIA-861 service territory filing.

Where does Dominion Energy South Carolina, Inc provide power?

Dominion Energy South Carolina, Inc operates in South Carolina. The full list of counties served is below, each linked to its live outage status.

Dominion Energy South Carolina, Inc: Outages & Reliability

As of October 7, 2026 09:00 UTC, about 2 Dominion Energy South Carolina, Inc customers are without power in 2 counties.

Dominion Energy South Carolina, Inc is an investor owned utility serving 24 counties in South Carolina. In 2024, its customers went an average of 31.8 hours without power (SAIDI), across about 2.5 interruptions each. That ranks it #436 of 468 US utilities by reliability, where #1 is the most reliable. Its outage duration is worse than the US average and better than the South Carolina median (52.6 h).

SCATTERED OUTAGES · ON ITS NETWORKLive · total only

Dominion Energy South Carolina, Inc customers out in 2 counties

Official reliability (EIA 2024)

US EIA

31.8 hrs

SAIDI / customer / yr

2.5

SAIFI / yr

12.6 hrs

CAIDI / outage

worse than the US average (US 11.0h)

Ranks #436 of 468 US utilities by reliability (#1 = most reliable) · better than the South Carolina median (52.6 h).

Residential price14.6¢/kWhaverage, US EIA 2024energy trends →

Report an outageOfficial outage map ↗

Reliability over time

Official EIA SAIDI, hours without power per customer per year (IEEE, incl. major events). Over this period Dominion Energy South Carolina, Inc’s reliability has been worsening (lower is better).

Outage trend · Dominion Energy South Carolina, Inc

1customers out · peak 948

Data as of Oct 7, 2026 09:00 UTC

Times in EDT. Shaded stretches had no reading.

Counties served by Dominion Energy South Carolina, Inc (24)

Service territory reported to EIA-861; each links to live outage status and history.

Dominion Energy South Carolina, Inc: FAQ

How reliable is Dominion Energy South Carolina, Inc?: Dominion Energy South Carolina, Inc customers averaged 31.8 hours without power in 2024 (SAIDI), which is frequently affected and worse than the US average, better than the South Carolina median (52.6 h), per official US EIA data.
Where does Dominion Energy South Carolina, Inc rank among US electric utilities?: By official EIA SAIDI, Dominion Energy South Carolina, Inc is #436 of 468 US utilities by reliability that report reliability and serve at least three counties, #1 being the most reliable. Overall it is worse than the US average.
How many customers does Dominion Energy South Carolina, Inc serve?: Dominion Energy South Carolina, Inc serves 24 counties across South Carolina, per its EIA-861 service territory filing.
Where does Dominion Energy South Carolina, Inc provide power?: Dominion Energy South Carolina, Inc operates in South Carolina. The full list of counties served is below, each linked to its live outage status.

Reliability metrics (SAIDI/SAIFI) and service territory from the US EIA Form 861. SAIDI/SAIFI are IEEE-standard, including major event days. Primary state: South Carolina.

Data from EIA Form 861 (utility reliability) and DOE/ORNL ODIN, every source we read. Live data as of October 7, 2026 09:00 UTC.