South Carolina · State

South Carolina Public Service Authority Electricity Rates

Average residential price, customers served and derived annual usage from EIA Form 861, 2024 release.

11.38¢
Avg residential price / kWh
185.5K
Residential customers
-19.7%
vs South Carolina average
$1,290
Implied avg annual bill

South Carolina Public Service Authority charged an average of 11.38¢ per kWh to residential customers in 2024 - below the South Carolina average and far below the US average.

South Carolina Public Service Authority is state - a utility owned by the state government. Its reported average residential price is below the South Carolina customer-weighted average (-19.7%). Its customers used near the national residential norm at about 11,335 kWh a year each.

How this price compares

Ranked by price against the 31 utilities reporting residential rates in South Carolina, South Carolina Public Service Authority comes 3rd of 31. The state's range runs from Greenwood CPW at 9.04¢ to Sunnova at 23.13¢, so where a household sits inside South Carolina depends far more on which utility serves it than on the statewide average alone.

All figures come from the 2024 release, so no comparison mixes vintages. The state figure is customer-weighted across 31 reporting utilities.

Where South Carolina Public Service Authority sits among South Carolina utilities

2024 average residential price across the 31 utilities reporting a rate in South Carolina

11.38¢/kWh Top 10% most affordable More affordable than 93% of 30 other utilities

South Carolina Public Service Authority

average residential price, equal-width bands

Each bar spans 2¢/kWh. Taller bars contain more utilities; the dashed marker locates this utility. Hover, focus or tap a bar for its exact count and share.

Source EIA Form 861 · 2024

South Carolina Public Service Authority average residential price against three benchmarks, 2024
BenchmarkPrice / kWhDifference
South Carolina Public Service Authority 11.38¢ -
South Carolina (customer-weighted, 31 utilities) 14.17¢ -19.7%
United States average 16.48¢ -30.9%
State utilities nationally (9) 14.92¢ -23.7%

Rate against consumption: South Carolina utilities

Each dot is one of the 31 South Carolina utilities reporting both a residential price and residential sales in 2024, placed by its rank percentile within that group rather than its raw value, so one very large utility cannot flatten the rest. Bubble size follows customers served, rank-scaled so a utility with millions of customers cannot swamp the rest. South Carolina Public Service Authority is highlighted. In South Carolina the cheapest rate and the smallest implied annual bill happen to belong to the same utility, Greenwood CPW; across the country they usually do not. 2×2 strategic matrix plotting 31 entities by Price rank percentile (100 = most expensive in state) (X) and Consumption rank percentile (100 = heaviest use) (Y), with a crosshair dividing the plot into four quadrants. Costly rate, heavy useCheaper rate, heavy useCostly rate, light useCheaper rate, light use -50050100150 -50050100150 Price rank percentile (100 = most expensive in state) Consumption rank percentile (100 = heaviest use)
Each dot is one of the 31 South Carolina utilities reporting both a residential price and residential sales in 2024, placed by its rank percentile within that group rather than its raw value, so one very large utility cannot flatten the rest. Bubble size follows customers served, rank-scaled so a utility with millions of customers cannot swamp the rest. South Carolina Public Service Authority is highlighted. In South Carolina the cheapest rate and the smallest implied annual bill happen to belong to the same utility, Greenwood CPW; across the country they usually do not.

Scale and consumption

South Carolina Public Service Authority reported 185.5K residential customers, ranking 3rd of 31 utilities in South Carolina by customers served and covering 7.4% of the state's reported residential customers.

Dividing reported residential sales by customers served gives about 11,335 kWh per customer per year - near the national residential norm, implying a typical annual bill near $1,290.

Within South Carolina the median reporting utility sells about 12,722 kWh per customer, so South Carolina Public Service Authority customers use -10.9% against their own state's middle. Consumption close to the state middle means bills here track the price ranking fairly directly.

Every utility reporting in South Carolina

All 31 utilities reporting bundled residential service in South Carolina, largest first, with South Carolina Public Service Authority marked. The named companies either side of it are the ones a household in this state might otherwise be served by.

Residential utilities in South Carolina, 2024, ranked by customers served
Utility Ownership Customers Avg ¢/kWh
Dominion Energy South Carolina, Inc Investor Owned 696.4K 14.59¢
Duke Energy Carolinas, LLC Investor Owned 568.6K 13.99¢
South Carolina Public Service Authority (this page) State 185.5K 11.38¢
Duke Energy Progress - (NC) Investor Owned 143.7K 14.88¢
Berkeley Electric Coop Inc Cooperative 115.1K 14.93¢
Horry Electric Coop Inc Cooperative 86.7K 13.23¢
Palmetto Electric Coop Inc Cooperative 68.3K 12.79¢
Blue Ridge Electric Coop Inc - (SC) Cooperative 67.6K 18.94¢
York Electric Coop Inc Cooperative 65.2K 12.65¢
Laurens Electric Coop, Inc Cooperative 58.4K 14.66¢
Mid-Carolina Electric Coop Inc Cooperative 56.5K 14.88¢
Aiken Electric Coop Inc Cooperative 49.5K 15.53¢
City of Rock Hill - (SC) Municipal 36.5K 12.55¢
Santee Electric Coop, Inc Cooperative 35.2K 14.74¢
Fairfield Electric Coop, Inc Cooperative 32.4K 14.35¢
MPD Electric Cooperative Cooperative 31.9K 10.94¢
Black River Electric Coop, Inc - (SC) Cooperative 30.6K 13.47¢
Greer Commission of Public Wks Municipal 24.9K 11.80¢
Broad River Electric Coop, Inc Cooperative 23.1K 15.91¢
Lynches River Elec Coop, Inc Cooperative 21.4K 15.71¢
City of Orangeburg - (SC) Municipal 20.6K 15.49¢
Tri-County Electric Coop, Inc (SC) Cooperative 17.7K 18.51¢
Easley Combined Utility System Municipal 15.8K 12.81¢
Edisto Electric Coop, Inc Cooperative 15.4K 16.40¢
Newberry Electric Coop, Inc Cooperative 13.0K 16.32¢
Greenwood CPW Municipal 11.8K 9.04¢
Sunrun Inc. Behind the Meter 7.4K 17.13¢
City of Gaffney - (SC) Municipal 6.3K 12.39¢
Lockhart Power Co Investor Owned 5.0K 13.42¢
Sunnova Behind the Meter 298 23.13¢
Haywood Electric Member Corp Cooperative 9 18.97¢

For generation mix and price history statewide, see electricity rates in South Carolina.

Common questions about South Carolina Public Service Authority rates

How much does South Carolina Public Service Authority charge per kWh?
South Carolina Public Service Authority reported an average residential price of 11.38¢ per kWh across its bundled residential customers in the 2024 EIA Form 861 release. That is an annual average across all its residential customers, not a rate schedule, so an individual bill depends on the tariff, usage pattern and season.
Is South Carolina Public Service Authority expensive compared with the rest of South Carolina?
Its average residential price is below the South Carolina customer-weighted average of 14.17¢ per kWh, a difference of -19.7%. The state figure is weighted by customers across the 31 utilities reporting residential service in South Carolina.
What is the average electricity bill for South Carolina Public Service Authority customers?
Dividing reported residential sales by residential customers gives about 11,335 kWh per customer per year. At the reported average price that implies roughly $1,290 a year, or about $108 a month. This is RateWatt's arithmetic on two EIA columns, not a figure EIA publishes.
Who owns South Carolina Public Service Authority?
EIA classifies South Carolina Public Service Authority as State, a utility owned by the state government. Nationally, State utilities averaged 14.92¢ per kWh in the 2024 release.

What this page does and does not tell you

  • An average across bundled residential customers for the year, revenue divided by sales, not a rate schedule.
  • Form 861 presence is not evidence of availability at an address or of customer choice.

See our methodology, why energy prices vary and understanding rate structures.

Source: U.S. Energy Information Administration (EIA), Form 861 annual electric power industry report, 2024 release. Retrieved and formatted by RateWatt.

Disclaimer: This information is provided for informational purposes only and does not constitute professional or financial advice. Data is sourced from the U.S. Energy Information Administration (EIA). Rates change and averages do not describe any individual account. Consult your utility or a qualified professional before making decisions based on this data.

Every figure on RateWatt is rendered directly from official U.S. Energy Information Administration (EIA) data, no number is typed in by an editor. Average price, customers and sales are reported by EIA Form 861 (2024). Per-customer annual usage, the implied annual bill, the customer-weighted state average and every percentage difference are RateWatt's arithmetic on those reported columns. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of 2025.