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December 5, 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.
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OMS Meeting Speakers Stress Importance of Transmission Planning
At a time when MISO’s long-term planning is under fire, the Organization of MISO States’ annual meeting featured speakers who vouched for the power of planning.
CAISO
EDAM Participants Exploring Potential New Western RA Program
NV Energy said it is discussing a potential new resource adequacy program with other participants in CAISO’s Extended Day-Ahead Market.
IESO
Ontario Opens Talks on Repowering Old Generation
IESO is asking generation owners what it will take to extend the lives of their units at the end of their current contracts as Ontario seeks ways to meet a projected 75% load increase by 2050.
NRDC
PJM Stakeholders Present CIFP Options for Meeting Rising Data Center Load
Several stakeholders presented proposals for how PJM could address accelerating load growth as the Critical Issue Fast Path process on large load growth wraps up its second phase.
Duke Energy
NCUC Examines the Challenges to Meeting Demand from Large Loads
The North Carolina Utilities Commission spent several days diving into the issues of meeting new demand from large loads like data centers.
CEC
Uncertain VPP Program in California Sets Capacity Record

A virtual power plant program with an indeterminate future set a record in 2025 for the capacity the plant contributed to California's electricity grid.

Yes Energy using Yes Energy’s Infrastructure Insights data
How ISOs and RTOs are Addressing Large Load Growth
Data center-fueled demand growth continues to soar while reserve margins continue to shrink. Meanwhile, the timelines for building load versus building generation and transmission are wildly out of sync.
Jim Henderson, CC BY-SA-4.0, via Wikimedia Commons
NYISO Notes ‘Fluctuation’ of Outlooks for Grid Reliability
The NYISO Operating Committee voted to approve the ISO’s draft Comprehensive Reliability Plan, though environmental groups and the Market Monitoring Unit voiced concerns.
Ameren Missouri
Hawley Asks Ameren if Ratepayers are Covering Data Center Costs
U.S. Sen. Josh Hawley (R-Mo.) requested that Ameren explain whether residential ratepayers are picking up the tab for grid upgrades necessary to accommodate data centers and other large industrial customers.
Shutterstock
FERC Approves SPP’s New Provisional Load Process
FERC approved SPP’s tariff change to offer a provisional load interconnection process so the grid operator can study potential data centers and other large loads when there isn’t available power for the new facilities.

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