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December 17, 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.
Minnesota Power
MISO Angles for More Generation, RA Requirements in 2025
MISO will waste no time in 2025 trying to blunt the threat of a shortage that could arrive in the summer months by encouraging new generation and enacting further resource adequacy measures.
CPS Energy
ERCOT Finds Little Interest in MRAs for San Antonio Units
ERCOT’s request for must-run alternatives for cost-effective solutions to the congestion problems in San Antonio did not receive any responses by a Dec. 30 deadline, putting the solicitation in serious doubt. 
California Energy Commission
CEC Ups Data Center Demand Forecast After PG&E Revisions
The California Energy Commission has updated its energy demand forecast for data centers after receiving revised figures from Pacific Gas and Electric about data center growth.
Admin Monitor
Texas PUC Shelves PCM Design Over Lack of Benefits
Texas regulators shelved the market design they once favored, agreeing with staff's recommendation that the performance credit mechanism results in “minimal” additional resource adequacy value.
Lawrence Berkeley National Laboratory
Berkeley Lab: Data Centers Could Need 12% of US Power by 2028
Data centers voracious appetite for electricity could spike more than threefold over the next four years, rising from 4.4% of U.S. power demand in 2023 to as high as 12% in 2028, according to the Lawrence Berkeley National Laboratory. 
© RTO Insider LLC 
MISO Closing in on New LMR Accreditation
MISO said it will finalize an availability-based accreditation for nearly 12 GW of load-modifying resources over the first quarter of 2025 ahead of a filing with FERC.
MISO
MISO Assessment Calls for 17 GW in New Resources Annually
MISO said members must add an “unprecedented” 17 GW in new resources annually over the next two decades to reliably meet demand and decarbonization goals.
TrainManBrodie via YouTube
Vistra Extends Baldwin Coal Plant Operations as MISO RA Risk Climbs
Vistra is extending the life of its coal-fired Baldwin Power Plant in Illinois through 2027 amid MISO delivering warnings over a supply crunch in its footprint.
Virginia SCC
Virginia SCC Probes Data Centers, Demand Growth
The Virginia State Corporation Commission spent a full day looking at how growing demand from data centers is impacting the commonwealth's electric grid and rates.
CAISO
CAISO Monitor: ISO Easily Handled Annual Peak Demand in 2024
CAISO's Department of Market Monitoring reported that the ISO saw “one of the highest demand peaks” in recent years in 2024.

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