ISO New England (ISO-NE)

ISO-NE
NEPOOL Nears Vote on 1st Phase of ISO-NE Capacity Auction Reforms

ISO-NE presented the final design details and tariff changes for the first phase of its Capacity Auction Reforms project in preparation for a stakeholder vote in October.

Shutterstock
Massachusetts Seeks 1,500 MW of Mid-duration Energy Storage
The Massachusetts Department of Energy Resources and the state’s investor-owned electric utilities have issued a request for proposals to procure up to 1,500 MW of mid-duration energy storage.
ISO-NE
ISO-NE: Resources Overperformed During June Capacity Scarcity Event
Pay-for-Performance credits accumulated during capacity scarcity conditions June 24 totaled about $114 million, ISO-NE's COO told the NEPOOL Participants Committee.
Constellation
NEPGA Seeks Relief for ‘Improper’ Pay-for-Performance Costs in ISO-NE

The New England Power Generators Association is seeking immediate action from FERC to address what it calls “serious flaws” in the design of ISO-NE’s pay-for-performance mechanism.

ISO-NE
ISO-NE Analysis Details Benefits of Demand Flexibility
Increased demand flexibility could significantly reduce production costs, capital costs, and transmission costs in New England by better-aligning load with generation and reducing peak loads, ISO-NE said.
© RTO Insider 
Retiring ISO-NE CEO van Welie Reflects on 25 Years at the RTO

Retiring ISO-NE CEO Gordon van Welie discussed the changes he helped oversee during his time at the RTO, including the rise of gas generation and major investments in transmission infrastructure.

ISO-NE
NEPOOL Reliability/Transmission Committee Briefs: July 15-16, 2025
ISO-NE’s regional network service rate is set to decrease by about 1% in 2026, dropping from $185.28/kW-year in 2025 to $183.71/kW-year in 2026.
ISO-NE
NEPOOL Markets Committee Briefs: July 8-9, 2025

ISO-NE provided updates on its proposals for generator retirements, market power mitigation, and resource qualification and reactivation.

Shutterstock
Behind-the-meter Solar Shines in ISO-NE Capacity Deficiency Event

ISO-NE’s capacity deficiency event demonstrated the significant benefits of solar resources, along with their limits in displacing fossil resources during peak load periods.

Hydro-Québec
Drought, Climate Drive Uncertainty on New England Imports from Québec
The impending addition of new export commitments could pose a challenge for Hydro-Québec over the next few years if drought conditions persist.

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