How reliable is South Carolina Public Service Authority?

South Carolina Public Service Authority customers averaged 1.0 hours without power in 2024 (SAIDI), which is very reliable and better than the US average, better than the South Carolina median (52.6 h), per official US EIA data.

Where does South Carolina Public Service Authority rank among US electric utilities?

By official EIA SAIDI, South Carolina Public Service Authority is #30 of 468 US utilities by reliability that report reliability and serve at least three counties, #1 being the most reliable. Overall it is better than the US average.

How many customers does South Carolina Public Service Authority serve?

South Carolina Public Service Authority serves 3 counties across South Carolina, per its EIA-861 service territory filing.

Where does South Carolina Public Service Authority provide power?

South Carolina Public Service Authority operates in South Carolina. The full list of counties served is below, each linked to its live outage status.

South Carolina Public Service Authority: Outages & Reliability

As of October 7, 2026 09:00 UTC, no major outages are reported on South Carolina Public Service Authority's network.

South Carolina Public Service Authority is an state utility serving 3 counties in South Carolina. In 2024, its customers went an average of 1.0 hours without power (SAIDI), across about 0.7 interruptions each. That ranks it #30 of 468 US utilities by reliability, where #1 is the most reliable. Its outage duration is better than the US average and better than the South Carolina median (52.6 h).

LIVE ON ITS NETWORKLive · total only

No major outages currently reported on South Carolina Public Service Authority's network.

Official reliability (EIA 2024)

US EIA

1.0 hrs

SAIDI / customer / yr

0.7

SAIFI / yr

85 min

CAIDI / outage

better than the US average (US 11.0h)

Ranks #30 of 468 US utilities by reliability (#1 = most reliable) · better than the South Carolina median (52.6 h).

Residential price11.4¢/kWhaverage, US EIA 2024energy trends →

Reliability over time

Official EIA SAIDI, hours without power per customer per year (IEEE, incl. major events). Over this period South Carolina Public Service Authority’s reliability has been improving (lower is better).

Outage trend · South Carolina Public Service Authority

0customers out · peak 130

Data as of Oct 7, 2026 09:00 UTC

Times in EDT. Shaded stretches had no reading.

Counties served by South Carolina Public Service Authority (3)

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

South Carolina Public Service Authority: FAQ

How reliable is South Carolina Public Service Authority?: South Carolina Public Service Authority customers averaged 1.0 hours without power in 2024 (SAIDI), which is very reliable and better than the US average, better than the South Carolina median (52.6 h), per official US EIA data.
Where does South Carolina Public Service Authority rank among US electric utilities?: By official EIA SAIDI, South Carolina Public Service Authority is #30 of 468 US utilities by reliability that report reliability and serve at least three counties, #1 being the most reliable. Overall it is better than the US average.
How many customers does South Carolina Public Service Authority serve?: South Carolina Public Service Authority serves 3 counties across South Carolina, per its EIA-861 service territory filing.
Where does South Carolina Public Service Authority provide power?: South Carolina Public Service Authority 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.