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December 19, 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.
Rainbow Energy Center
Trade Group Submits 2nd Complaint Against MISO Capacity Auction Repricing
A trade group representing multiple MISO power producers has lodged a complaint against retroactive pricing revisions in MISO’s 2025/26 capacity auction, joining Pelican Power in calling the repricing unlawful.
Western Area Power Administration
WestTEC Targets Early 2026 for Release of 10-year Tx Outlook
The Western Transmission Expansion Coalition plans to publish its 10-year outlook for Western transmission needs in February 2026 and has begun outlining the 20-year plan, according to Energy Strategies, which is developing the report.
ERCOT
ERCOT Board Approves $9.4B 765-kV Project
ERCOT’s Board of Directors has approved staff’s proposed 765-kV Eastern Backbone project and its $9.4 billion capital cost price tag, making it the most expensive project in the grid operator’s history.
© RTO Insider LLC
MISO Usage, Outages Up in Fall 2025
MISO and its Monitor tracked a rise in energy consumption in fall 2025 and reviewed some operational rough patches, while the RTO explained why its machine-learning risk predictor remains a work in progress.
MISO
MISO Members: Large Loads are Certain, Require Rules Against Cross-subsidization
MISO members don’t doubt that large loads will turn up at the beginning of the next decade and are occupied with how the industry can make sure ratepayers don’t subsidize supersized customers.
© RTO Insider 
Energy Policy Debates Take Center Stage at gridCONNEXT Conference
Attendees at the gridCONNEXT conference, including the acting under secretary of energy and U.S. representatives, debated federal energy policy.
Google
ANOPR Reply Comments Offer Differing Paths for FERC Action on Large Loads
Reply comments to the Department of Energy’s Advance Notice of Proposed Rulemaking to FERC on large loads offered differing paths for the commission to potentially take.
Charles River Associates
Analysis: OSW and Gas Together Help NYISO, ISO-NE Grid Reliability
Northeastern power systems cannot afford to drop offshore wind if they are to maintain reliability, reduce emissions and lower electricity prices, according to a new analysis from Charles River Associates.
© RTO Insider LLC
REAL Team Endorses DR Policy, CONE Value
The SPP leadership team responsible for strengthening the grid operator’s resource adequacy construct and recommending policy directions closed out 2025 by endorsing two protocol changes related to demand response and the cost of new entry.
Power Advisory
Big Jump in Ontario Capacity Prices Signals Tightening Supplies
IESO says record-high clearing prices in its capacity auction will have little impact on ratepayers because the ISO's medium- and long-term procurements play a larger role in the region’s resource adequacy.

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