How is the reserve margin established by PJM modeled?

The reserve margin, which is provided by PJM, is used in the PLEXOS model as a constraint the model must meet in its solution set.

Other Stakeholder Questions and Answers

The SCC's final order on the 2024 states: "In modeling Dominion’s next IRP, Dominion and Staff shall work together to develop a locational model in PLEXOS using no more than four (4) Virginia-specific regional nodes." Was that direction changed during the 2025 update process, or does Dominion plan to add some load nodes to the model?
Please present a summary of the PJM load forecast for DOM.