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.
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.
Astoria Generating Co.
NYISO Again Identifies Reliability Need for NYC
New York City could be short as much as 650 MW in capacity in the summer of 2026, according to NYISO’s Short Term Assessment of Reliability for the third quarter.
Lawrence Berkeley National Lab and Brattle Group
LBNL Study Examines Drivers Behind Higher Power Prices in Some States
The Lawrence Berkeley National Laboratory released a paper recently examining why some states have seen retail power prices rise faster than inflation.
© RTO Insider LLC
OPSI Panels Discuss Data Center Load Growth

The challenges of meeting soaring forecasts of data center load growth dominated the Organization of PJM States Inc. (OPSI) Annual Meeting.

PJM
PJM OC Briefs: Oct. 8, 2025
Stakeholders in the PJM Operating Committee have endorsed manual revisions reflecting the creation of modeling users forum.
MISO
MISO Mulling New Way to Convey Spate of Advisories in South
MISO is contemplating a better way to communicate generation shortfalls in its Southern load pockets than continuing to send out repeat capacity advisories. 

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