Dominion Energy South Carolina

South Carolina

67%Low strain

Grid Stress Index · demand vs. 1-yr peak

Serves South Carolina's Midlands around Columbia — nuclear, gas, and coal, with rising coastal and inland demand.

Grid Stress Index

67%

⚾ Batting average

Current demand as a share of the past year's peak. 95%+ means the grid is near its limit.

Peak Load (7d)

5.1 GW

⚾ Home runs

The biggest single-hour demand spike over the last week.

Clean Generation

26%

⚾ On-base %

Share of generation from wind, solar, hydro, nuclear & geothermal right now.

Fossil Baseline

3.3 GW

⚾ Small ball

Power coming from coal, gas & oil — the grid's heavy lifting when renewables dip.

Demand vs. forecast

last 7 days · GW

Amber = actual demand · blue dashed = day-ahead forecast.

Fuel mix

Aug 17, 11:00 PM ET

What's generating the electricity for this hour.

Natural Gas54%
Nuclear21%
Coal20%
Hydro5%

Demand trend

+2% avg demand · 2019–2026

Monthly average demand (amber) with the monthly baseload — the lowest hour of each month (cyan). A rising floor is the signature of always-on data-center load.

Latest demand reading: Aug 18, 9:00 AM ET · 3.4 GW