♨️ Official Rate Schedule • Dominion Energy Gas SC

Natural Gas in Columbia, SC

Detailed 2026 tariff breakdown, meter base fees, volumetric rate tiers, and average household monthly bills in Richland County.

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Columbia (SC) Monthly Utility Bill Calculator

Simulate itemized municipal charges based on occupants, square footage, and NOAA temperature peaks.

1,800 sq ft
Presets:
Summer Peak: +54% AC Surge
Heating System
Broadband Average 500+ Mbps residential plan
Total Estimated Cost Calculating...
$335 / month
Annual projected spend: $4,020 vs US Avg
Electricity 1,020 kWh
$0
City Water 5,850 gal
$0
Natural Gas 24 Therms
$0
Sewer & Stormwater Fixed + Volumetric
$0
Trash & Recycling Curbside Cart
$0
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30% Federal ITC Tax Credit + Net Metering

Columbia Natural Gas Rate Schedule (2026)

Published tariff components billed by Dominion Energy Gas SC.

Fixed Base Fee
$15.00/mo
Meter connection charge
Volumetric Energy/Usage Rate
$1.28 / Therm
Billed per Therm consumed

In Columbia, residential utility billing follows standard municipal tariff designs approved by state utility commissions and city ordinances. The total charge consists of the non-bypassable customer service meter charge plus progressive consumption charges.

For a typical 3-bedroom single family home in Richland County, monthly consumption varies between seasonal peaks (e.g. summer cooling or winter furnace demand).

📞 Official Customer Service & Service Start

Dominion Energy Gas SC
Primary service utility for Columbia, SC
(800) 251-7234
Visit Official Website →

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View combined water, electricity, gas, trash and sewer estimates.

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Official Municipal Filings

Tariff data is sourced directly from city council utility rate resolutions, Public Utility Commission (PUC) filings, and retail provider dockets.

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Federal Energy Benchmarks

U.S. Energy Information Administration (EIA) Form EIA-861M residential sales data is leveraged to calibrate regional seasonal consumption models.

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USGS & NOAA Climate Standards

Water and sewer discharge volume models use USGS per capita metrics; HVAC load draws from NOAA Cooling & Heating Degree Day (CDD/HDD) indexes.

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Est. Monthly Bill
$335/mo