Article

In CAISO, BESS must discharge at full power for four hours to qualify for capacity payments critical to project economics. Performance variability in lithium-ion batteries complicates energy measurement, impacting revenue.

In February 2026, CAISO batteries earned $1.89/kW, a decline of $2.39/kW (-56%) from February 2025, with factors including reduced natural gas prices and a 42% growth in the battery fleet. Advanced analytics software can optimize bidding and dispatch strategies, enabling operators to improve revenue while adhering to regulatory standards. The evolving market dynamics necessitate precision in operations as profit margins narrow.