Day-Ahead Ancillary Services Initiative (DASI)
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New England experienced record high energy costs in the month of January amid cold weather, high gas prices and a heavy reliance on oil-fired generation.
ISO-NE
ISO-NE’s new day-ahead ancillary services market added about $258 million in incremental costs between March and August, equal to 7.6% of total energy market costs.
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The NEPOOL Participants Committee voted nearly unanimously to support the first phase of ISO-NE’s capacity auction reform project.
ISO-NE
Capacity auction reforms, a new asset condition reviewer role, parallel transmission planning efforts, new reserve products, Pay-for-Performance changes and interconnection modifications are likely to be on the docket for ISO-NE in 2026.
ISO-NE
ISO-NE provided stakeholders with a high-level overview of its proposed prompt capacity market design and discussed several other aspects of its capacity auction reform project at a two-day meeting of the NEPOOL Markets Committee.
Fletcher6, CC BY-SA 3.0, via Wikimedia Commons
ISO-NE is not planning to pursue the development of simultaneously clearing seasonal capacity auctions as part of its capacity auction reform project.
State of Massachusetts
FERC approved ISO-NE’s proposal to create a day-ahead ancillary services market and retire the current Forward Reserve Market, effective March 1, 2025.
Fletcher, CC BY-SA 4.0, via Wikimedia Commons
NEPOOL approved a set of tariff changes related to ISO-NE’s Day-Ahead Ancillary Services Initiative proposal at the Participants Committee meeting.
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ISO-NE presented stakeholders the pros and cons of moving to a prompt and seasonal capacity market.
Fletcher, CC BY-SA 4.0, via Wikimedia Commons
ISO-NE is targeting 2025 for the launch of its Day-Ahead Ancillary Services Initiative, to ensure reliable next‐day operating plans with increasing renewables.
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