IESO is considering a broader range of long-duration energy storage technologies in its upcoming long lead-time procurement (but will not include hydroelectric redevelopments, officials told stakeholders.

IESO is seeking to reduce the risk of its procurement of long lead-time resources by reserving the right to reject proposals that are too expensive and cancel deals in the first few years.

NERC plans to hold a workshop Nov. 5 to both inform industry of its plan to satisfy FERC Order 909 and solicit input from stakeholders on the next steps.