Search
July 12, 2025

Ancillary Services

NRG Energy
PJM Monitor Calls for Bidding Limits on NRG Generation, DR in LS Deal
PJM's Independent Market Monitor asked FERC to impose behavioral constraints on NRG Energy's proposed purchase of power plants and demand response from LS Power.
© RTO Insider
ERCOT Board of Directors Briefs: June 23-24, 2025
ERCOT CEO Pablo Vegas has gone public with the grid operator’s internal terminology that is shaping the market’s path forward, defining it for his Board of Directors and stakeholders. 
Potomac Economics
NEPOOL PC Briefs: June 24-26, 2025

ISO-NE and stakeholders discussed market performance, capacity auction reforms, the RTO’s 2026 budget and asset condition spending at the summer meeting of the NEPOOL Participants Committee.

Admin Monitor
Tenaska Power to Disgorge $28.2M in ERCOT Revenues
Tenaska Power Services and the Texas Public Utility Commission have reached settlementin which the company will pay a $353,500 penalty and disgorge $28.24 million in excess revenue made in the ERCOT market
Potomac Economics
ERCOT ESRs, Solar Production Lessen AS Costs

Energy storage resources and solar capacity helped reduce ancillary services costs and tight system conditions in the ERCOT market during 2024, according to a recent market report.

© RTO Insider 
PJM MIC Briefs: June 2, 2025

The PJM Market Implementation Committee discussed a proposal to allow demand response resources to participate in the regulation market when there are energy injections at the same point of interconnection to the distribution grid.

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.

ERCOT
ERCOT’s TAC Extends Duration of Ancillary Services

ERCOT stakeholders advanced a protocol change that provides longer-duration ancillary services and state-of-charge parameters, among several other voting items, during their last TAC meeting.

© RTO Insider LLC
Power System’s Shifting Direction Highlighted at Energy Future Forum
President Donald Trump’s policies and the growth in demand from data centers and other new customers have changed the trajectory of the power system, speakers said at the Energy Future Forum.
© 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

Want more? Advanced Search