Reserves

MISO
MISO Declares Max Gen Emergency in Heat Wave
MISO Midwest entered emergency status during the RTO’s first serious heat wave of the summer.
Power Advisory
Operating Reserve Prices Surge in Ontario

The opening of Ontario’s nodal market has been marked by real-time volatility and unusually high operating reserve prices.

NOAA
SPP ‘Confident’ in Meeting Demand this Summer
SPP expects to have a “high probability” of enough generation to meet demand during peak-use hours this summer, despite predictions of higher-than-average temperatures in the RTO’s footprint.
Danskammer Energy
Stakeholders Urge NYISO to Change Performance Penalty Proposal
Stakeholders expressed confusion and concern with the most recent updates to NYISO’s operating reserves performance penalty proposal.
© RTO Insider 
PJM MIC Briefs: May 7, 2025
PJM’s Market Implementation Committee discussed a proposal to revise its governing documents to allow DR resources to participate in the regulation market when there may be energy injected at the customer’s point of interconnection
NYISO
NYISO Details Proposed Metrics for IDing Poor Performers in Reserve Market
NYISO has proposed the metrics for identifying operating reserve suppliers that consistently underperform as part of its plan to remove them from the market.
Entergy Arkansas
FERC Approves Increase in MISO Value of Lost Load to $10K
FERC gave MISO the go-ahead to set its value of lost load at $10,000/MWh by early fall, nearly three times as high as the current $3,500/MWh value.
© RTO Insider
PJM Market Monitor Publishes Mixed Views in Annual Report
PJM’s markets provided reliable service in 2024, but tightening supply and demand are laying bare design flaws that have inhibited the competitiveness of the RTO’s markets, the Independent Market Monitor wrote in its 2024 State of the Market Report.
© RTO Insider LLC 
MISO: Better Preparations Clinched Winter Storm Operations
MISO emerged from winter 2024/25 without turning to emergency procedures despite wide-ranging winter storms Jan. 6-9 and again Jan. 20-22.
PJM
PJM OC Briefs: March 6, 2025
PJM gave more detail on its plan to scale back a 30% adder it added on the synchronized and primary reserve requirement in May 2023.

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