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April 14, 2025

Resource Adequacy

Resource adequacy is the ability of electric grid operators to supply enough electricity at the right locations, using current capacity and reserves, to meet demand. It is expressed as the probability of an outage due to insufficient capacity.
Xcel Energy
MISO: Too Early to Gauge 23-24 Capacity Supply
MISO told stakeholders that it is not yet able to make “quantifiable conclusions” about the amount of capacity available for the 2023-24 planning year.
© RTO Insider LLC
PUC Closes in on ERCOT’s Market Redesign
Texas regulators narrowed their focus to the performance credit mechanism but disappointed some by not voting to recommend the market mechanism to lawmakers.
© RTO Insider LLC
PJM OC Briefs: Jan. 12, 2023
While fuel inventories fell during last month’s winter storm, PJM’s Brian Fitzpatrick told the Operating Committee that they are on track to recover.
© RTO Insider LLC
PJM Gas Generator Failures Eyed in Elliott Storm Review
PJM expects to issue at least $1 billion in penalties over generation outages in December, when plummeting temperatures stretched the region to its limits.
KSAT-TV
ERCOT Survives One Test, Faces Another
ERCOT survived a record-breaking summer and a pre-Christmas winter storm, but now it must gain lawmakers' approval of a new market design.
NYISO
NYISO Operating Committee Briefs: Dec. 15, 2022
NYISO’s Operating Committee approved a winter study, tariff revisions to improve transmission study coordination and manual updates for ICLs.
Southern California Edison
CAISO, WEIM Boards Back Reliability Enhancements
The CAISO Board of Governors and Western Energy Imbalance Market Governing Body adopted resource sufficiency and storage changes to promote summer reliability.
Xcel Energy
ERCOT Briefs: Week of Dec. 12, 2022
ERCOT says it is prepared for a polar blast that is expected to bring sub-freezing temperatures to Texas this weekend.
Potomac Economics
NYISO Over-crediting Poorly Performing Units’ Capacity, Monitor Says
NYISO is qualifying generation units for meeting their reserve requirements even though they fail to provide adequate reserves during normal market operations.
PJM
PJM Operating Committee Briefs: Dec. 8, 2022
The OC rejected modifications to its issue charge exploring costs for generators deemed critical to maintaining interconnection reliability operating limits.

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