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December 5, 2025

reserve margins

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MISO Extends Seasonal Auction Discussions
MISO gave stakeholders more time to adapt to four seasonal capacity auctions and capacity accreditation determined by a unit's performance in tight conditions.
MISO
MISO Market Subcommittee Briefs: July 8, 2021
MISO defended its June 10 decision to call an emergency to access load-modifying resources at last week's Market Subcommittee meeting.
ERCOT
ERCOT Stakeholders Sign Off on More Ancillary Services
ERCOT stakeholders approved a binding document revision that codifies the grid operator’s plans to deploy more operating reserves to ensure summer readiness.
ERCOT Resource Adequacy Hard Sell After Winter Storm
ERCOT worked to ease anxieties in the Texas media after releasing a pair of resource adequacy reports that show it has healthy reserve margins this summer.
NYPSC OKs South Fork OSW Cable Routes, Statewide IRM
The NYPSC approved South Fork Wind project’s application to lay 7.5 miles of export cable from the federal waters boundary to a substation in East Hampton.
ERCOT Board of Directors Briefs: Feb. 9, 2021
ERCOT staff’s work on summer reserve margins has drawn the attention of NERC executives, CEO Bill Magness told the Board of Directors.
MISO Intends to Add Seasonal Capacity Auction
MISO plans to subdivide its annual capacity auction by seasons to better manage reliability risks caused by renewables’ growing share of the resource mix.
Solar Power Boosts ERCOT’s Reserve Margins
ERCOT said that generation owners have added 5.6 GW of summer-rated capacity for 2021, which includes more than 3 GW of utility-scale solar.
NARUC Panel Debates Clean Energy and Markets
Present and former regulators told NARUC they are skeptical that carbon pricing and capacity markets would achieve decarbonization.
IMM Issues 5 Recs in MISO State of the Market Report
MISO’s Monitor issued five new recommendations in its annual State of the Market report, focusing on seams and efficient use of the transmission system.

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