Aaron Markham, NYISO vice president of operations, presented the 2025-2026 Winter Capacity Assessment and Winter Preparedness forecasts to the Operating Committee.

NYISO shared a detailed analysis of New York’s late June heat wave, in which significant operating reserve shortages elevated energy prices.

The heat wave at the end of June caused the average locational-based marginal price for the month to increase dramatically, NYISO said.

The NYISO Business Issues Committee and Operating Committee approved a governing document revisions that would implement transmission owners’ right of first refusal in the ISO’s planning processes at their meetings.

The NYISO Business Issues Committee tabled a proposal to levy financial penalties against consistently underperforming generators in the reserve market.

NYISO presented its updated modeling for combined-cycle gas turbines that employ duct firing to produce additional electricity and advanced a motion to recommend that the Management Committee revise the tariff in accordance with the model.

NYISO’s Business Issues and Operating committees met to discuss and vote on updates to the ISO’s Ancillary Services manual.

The NYISO Business Issues Committee approved proposed tariff changes to allow energy storage resources co-located with a dispatchable generator behind a single point of interjection to participate in the markets.

NYISO’s Operating Committee voted to approve the results from the Expedited Deliverability Study (EDS) 2023-01 report that included 16 projects, two of which were found to be undeliverable.

NYISO's Business Issues Committee voted in favor of proposed tariff revisions that would provide all fast-start resources with their physical schedules for the day-ahead market.