Markets
CAISO
CAISO’s own systems may have contributed to a set of “operational surprises” that forced it to declare a series of energy emergency alerts in July 2023, a member of the ISO’s Market Surveillance Committee said.
Casey Monaghan, CC-BY-SA-2.0, via Wikimedia Commons
PPL reported GAAP earnings of $190 million for the second quarter and executives focused on changing market dynamics in PJM during a teleconference with analysts.
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The Sierra Club, Natural Resources Defense Council and the Sustainable FERC Project are seeking a rehearing of MISO’s sloped demand curve in its capacity auction.
SPP
SPP’s Markets+ hit a snag after FERC issued a deficiency letter outlining 16 problems the RTO must address in the tariff it filed for the proposed Western day-ahead market in March.
Sandia National Laboratories
FERC accepted CAISO’s proposal to allow for storage resources to bid above the ISO’s $1,000/MWh soft offer cap in the real-time market to account for their intraday opportunity costs.
PJM
PJM capacity prices increased nearly tenfold in the 2025/26 Base Residual Auction as a trifecta of load growth, generation deactivations and changes to risk modeling shrank reserve margins.
CAISO
CAISO’s Western Energy Imbalance Market provided its 22 participants with $365.04 million in economic benefits from April to June down 4% from the same period a year ago.
MISO
June brought a 2-GW lower peak than anticipated and unchanged real-time and fuel prices from last year, MISO said in a monthly operations report.
Shutterstock
As ISO-NE undertakes major capacity market accreditation reforms, New England storage developers are voicing concerns that potential flaws in the RTO’s modeling methodology could discourage new investments in storage resources.
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The PJM MRC endorsed one of two proposals to revise how the RTO uses reserve resources, approving a deployment scheme where instructions are sent by basepoints, while rejecting a parallel proposal to grant operators the ability to dynamically increase market procurements.
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