Peak Grid Load
12,000 MW
Baseload + Data Center Addition
PJM Spot Market Reliance
24.5%
Daily spot energy import fraction
Avg Spot Market Cost
$142.50 / MWh
Open-market spot clearing price
Residential Rate Impact
+11.2%
Estimated ratepayer bill increase
Grid Stress Alerts
14 / yr
< 5% capacity reserve hours
24-Hour Regional Power Generation Stack & Demand Curve
Base (Nuclear/Gas)
Solar PV
Gas Peakers
PJM Spot Imports
HOUR 17:00 (5 PM)
Reserve Margin: -2.1% | Spot Import: 1,850 MW
Scenario Presets
Simulation Parameters
Data Center Capacity Addition
3.5 GW
PJM Wholesale Price Multiplier
1.8x
Dominion Base Load Target
8,500 MW
Gas Peaker Fleet Capacity
4,200 MW
Solar Capacity (Nameplate)
2,400 MW
Daily Cost Breakdown
Internal Gen Base: $12.4M
Spot Premium: $6.8M
24-Hour Regional Energy Balance & Ratepayer Impact Summary
| Metric Parameter | Daily Energy (MWh) | Avg Generation Cost | Share of Demand | Annualized Impact |
|---|---|---|---|---|
| Internal Baseload (Nuclear/Gas/Solar) | 182,400 MWh | $45.00 / MWh | 75.5% | $2.99 B / yr |
| PJM Wholesale Spot Imports | 59,200 MWh | $142.50 / MWh | 24.5% | $3.08 B / yr |
| Total System Demand & Net Cost | 241,600 MWh | $68.90 / MWh | 100.0% | $6.07 B / yr |