ERCOT now has 236 operating utility-scale battery storage projects totaling 16,311 MW of capacity, while CAISO’s battery fleet crossed 15 GW at the end of 2025, making it the largest in the US.
- What’s driving growth in ERCOT right now, and where is the market headed next? How are shifting price dynamics reshaping revenue strategy for ERCOT operators?
- How is CAISO’s battery fleet performing as it settles into its position as the largest in the US?
- How are recent market-design changes in both regions creating new opportunities for operators to capture value?
- How are evolving interconnection processes influencing where developers choose to site new BESS projects?
- What can other markets learn from CAISO’s solar-plus-storage growth story?
- What can ERCOT’s merchant-driven model and CAISO’s resource-adequacy-backed approach teach each other about building resilient, long-term revenue strategies?
