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January 12, 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.
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.
Niskanen Center
FERC Considers Interregional Transfer Requirements
In a workshop, FERC commissioners and stakeholders debated the pros and cons of requiring minimum transfer capability between regions to promote reliability.
© RTO Insider LLC
Western RA Program Secures First ‘Binding’ Phase Participants
Nearly a dozen utilities committed to joining the “binding” iteration of the Western Resource Adequacy Program, with more expected to sign on later this month.
SPP
SPP Board of Directors Briefs: Dec. 6, 2022
SPP staff are finalizing a mitigation strategy for load-responsible entities unable to meet the grid operator’s new 15% planning reserve margin.
WECC
WECC Heat Wave Analysis Evokes Calls for Caution, not Celebration
WECC directors said that Westerners should take cold comfort from the fact that grid operators were able to avert blackouts during a September heat wave.
ISO-NE
ISO-NE Lays out Proposal for Measuring Gas Plants’ Winter Limitations
As ISO-NE continues to hack away at the complicated process of updating its capacity accreditation method, the grid operator is turning its attention to gas.
MISO
MISO: 200 GW in New Capacity Necessary by 2041
MISO said its members may need to build up to 200 GW in new installed capacity by 2041 to meet reserve requirements while achieving renewable targets.
NYISO
NYISO Management Committee Briefs: Nov. 30, 2022
NYISO’s Management Committee approved tariff revisions and received briefings on the ISO’s winter supply outlook and its updated Strategic Plan.
NWPP
FERC IDs Deficiencies in Western RA Program
FERC asked for more information on the Western Resource Adequacy Program, including how it would accommodate participants without market-based rate authority.

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