What is the average electricity rate in Williston, South Carolina?

The average residential electricity rate in Williston is approximately 15.37¢/kWh per kWh. The average household pays around $141 per month for electricity.

What is the average natural gas bill in Williston?

Natural gas customers in Williston pay an average of $67 per month. The rate is approximately $1.61/therm per therm.

Which electric company serves Williston, South Carolina?

Electricity in Williston is distributed by Duke Energy South Carolina and Dominion Energy South Carolina (formerly SCE&G). Contact your provider at your local service address to confirm which utility serves your home.

Which gas company serves Williston?

Williston natural gas service is provided by Dominion Energy SC (SCE&G Gas) and Piedmont Natural Gas (Duke Energy). Call them directly for new service connections or to report a gas leak.

How do Williston electricity rates compare to South Carolina averages?

Williston's electricity rate of 15.37¢/kWh is below the South Carolina state average of 16.18¢/kWh. This can reflect a municipal utility or favorable regional generation mix.

How do I start or stop utility service in Williston?

To start electric service in Williston, contact Duke Energy South Carolina and Dominion Energy South Carolina (formerly SCE&G). For gas service, contact Dominion Energy SC (SCE&G Gas) and Piedmont Natural Gas (Duke Energy). You'll typically need a photo ID, your new address, and a move-in date. Service can usually be established within 1-3 business days.

Williston, South Carolina Gas & Electricity Rates — Utility Providers & Savings 2026

Gas & Electricity in Williston, South Carolina

In Williston, South Carolina, Duke Energy South Carolina handles electricity distribution and Dominion Energy SC (SCE&G Gas) manages natural gas service. South Carolina residents can shop for competitive electricity suppliers through the state's deregulated market to reduce supply costs. As a regulated market, $util0 is the sole electricity provider for $city_name.

Compared to the South Carolina state average of 16.18¢/kWh/kWh, Williston's electricity rate of 15.37¢/kWh is 0.81¢ below the South Carolina average. As South Carolina has a regulated market, your utility is determined by your address.

Electric Utility in Williston

Duke Energy South Carolina
Dominion Energy South Carolina (formerly SCE&G)
Santee Cooper
Blue Ridge Electric Cooperative

Natural Gas Utility in Williston

Dominion Energy SC (SCE&G Gas)
Piedmont Natural Gas (Duke Energy)
Fort Hill Natural Gas Authority

Williston vs South Carolina Energy Rates

Metric	Williston	South Carolina Average	US Average
Electric Rate (¢/kWh)	15.37¢	16.18¢	16.00¢
Gas Rate ($/therm)	$1.61	$1.64	$1.47
Monthly Electric Bill	$141	$148	$117
Monthly Gas Bill	$67	$68	$73

Energy Assistance Programs for Williston Residents

As a South Carolina city, Williston residents can access the following state and local assistance programs:

✅ SC LIHEAP
✅ SC Crisis Intervention Program (CIP)
✅ Dominion Energy SC Share the Warmth
✅ SC Weatherization Assistance

Energy-Saving Tips for Williston Residents

✓ Run your AC on a "dry" mode or use a standalone dehumidifier — moisture makes heat feel worse.
✓ Clean or replace AC filters monthly during summer to maintain airflow and efficiency.
✓ Consider a mini-split heat pump — it's highly efficient for both cooling and mild-winter heating.
✓ Install Energy Star certified windows to reduce solar heat gain.
✓ Use exhaust fans in bathrooms and kitchens to remove humidity at the source.

FAQ — Gas & Electricity in Williston, South Carolina

The average residential electricity rate in Williston is approximately 15.37¢/kWh per kWh. The average household pays around $141 per month for electricity.
Natural gas customers in Williston pay an average of $67 per month. The rate is approximately $1.61/therm per therm.
Electricity in Williston is distributed by Duke Energy South Carolina and Dominion Energy South Carolina (formerly SCE&G). Contact your provider at your local service address to confirm which utility serves your home.
Williston natural gas service is provided by Dominion Energy SC (SCE&G Gas) and Piedmont Natural Gas (Duke Energy). Call them directly for new service connections or to report a gas leak.
Williston's electricity rate of 15.37¢/kWh is below the South Carolina state average of 16.18¢/kWh. This can reflect a municipal utility or favorable regional generation mix.
To start electric service in Williston, contact Duke Energy South Carolina and Dominion Energy South Carolina (formerly SCE&G). For gas service, contact Dominion Energy SC (SCE&G Gas) and Piedmont Natural Gas (Duke Energy). You'll typically need a photo ID, your new address, and a move-in date. Service can usually be established within 1-3 business days.