Comments on the Dominion Energy South Carolina 2025 IRP Update

Comments filed with the South Carolina Public Service Commission related to Dominion Energy South Carolina's 2025 IRP update filing. Authors highlight that the plan represents a high-risk strategy that exposes the company and its customers to significant financial and operational vulnerabilities, particularly given the reliance on the Joint Resource project which hasn't been freely selected in any iteration of DESC's IRP. Makes several recommendations, including modeling improvements, EE/DSM market potential study development, and transmission study implementation.

Related Client Project:

Dominion Energy South Carolina 2025 IRP Update

Energy Futures Group was engaged by the Southern Alliance for Clean Energy (SACE), South Carolina Coastal Conservation League (CCL) and Sierra Club to review and provide comments on Dominion Energy South Carolina’s 2025 IRP Update. EFG engaged throughout the IRP development process.

Related Team Members:

Anna Sommer

Anna has more than 15 years’ experience working on a wide variety of energy planning related issues, with a primary focus on integrated resource planning (IRP).

Carlos Peña

Carlos Peña is an electrical engineer and researcher with knowledge in renewable energy systems, microgrid design, and energy resilience. He focuses on agent-based modeling, solar energy integration with battery energy storage systems and demand side management (DSM). He has contributed to advancing distributed solar energy solutions and energy justice, with experience in both academic research and industry applications.

Nina Peluso

Nina is an experienced energy policy practitioner, operations leader, and systems modeler. At EFG, she supports resource planning, ratemaking, and siting cases, among others.