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NEISO Backed into a Corner During Elliott with No Gas Online

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Winter Storm Elliott brought a prolonged period of sub-freezing temperatures to New England; NEISO experienced reduced imports, some generator outages, and ~9 GW of uncommitted, available gas-fired capacity that resulted in a capacity shortfall and EEA Level 1 on December 24th.

Read more about NEISO market dynamics, including:

  • NEISO experienced real-time scarcity pricing while ~9 GW operable generation was offline due to failure to clear the day-ahead market
  • Production from CCGTs with dual-fuel capability diverged dramatically from most CCGTs without dual-fuel capability
  • How data from Yes Energy and Live Power provides insight into pricing dynamics in NEISO

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