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ISO New England tells committee nuclear remains a major zero‑carbon resource, urges investment in flexible balancing resources
Summary
ISO New England told the House Energy committee that nuclear plants provide a large share of the region's zero‑carbon energy and capacity but cannot provide steep evening ramps; ISO urged adding inverter standard language to S.202 and recommended investment in fast, flexible balancing resources such as batteries and demand response.
ISO New England officials told the House Energy and Digital Infrastructure committee on April 23 that nuclear power continues to supply a large share of the region's zero‑carbon energy and reliability capacity, and that the system will need more fast, flexible balancing resources as demand shifts toward winter peaks.
Sarah Adams, senior state policy adviser for ISO New England, and Eric Johnson, head of external affairs, said nuclear plants operate as base‑load, price‑taking resources and that their high availability makes them central to reliability planning. "Nuclear remains one of our largest zero‑carbon contributors to actual energy production," Adams said, explaining that nuclear's consistent output and long run times differ from variable resources such as wind and solar.
ISO staff…
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