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December 6, 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.
CAISO
CAISO Looks to Improve Visibility of Distributed Battery Storage
CAISO is working on an initiative to improve the visibility of distributed battery storage resources on the grid, especially for when they are needed for resource adequacy.
DOE
DOE Reliability Report Argues Changes Required to Avoid Outages Past 2030
DOE's report tries to apply one reliability metric to different markets and finds significant new capacity will be needed in some markets to avoid reliability problems by 2030.
Shutterstock
Behind-the-meter Solar Shines in ISO-NE Capacity Deficiency Event

ISO-NE’s capacity deficiency event demonstrated the significant benefits of solar resources, along with their limits in displacing fossil resources during peak load periods.

Shutterstock
CESA Report Examines State Approaches to Meet Rising Power Demand
A new Clean Energy States Alliance report highlights how states are tackling the rise in electricity demand, which varies based on factors such as the scale of demand growth they face and their geography.
Google
Google Data Center Electricity Consumption Up 27% in 2024
Google is reporting another sharp annual jump in electricity consumption at its data centers but says greenhouse gas emissions were lower in 2024 than 2023, by some measures.
WPP
WRAP Participants Find Value in Program’s Nonbinding Phase

Even in its nonbinding phase, the Western Power Pool’s Western Resource Adequacy Program has been a valuable tool for working toward resource adequacy goals, program participants said.

Clerk of the House
Trump to Sign Big Beautiful Bill into Law on Independence Day
The House of Representatives voted to pass the Senate version of its budget reconciliation package, the One Big Beautiful Bill Act.
David Maiolo, CC BY-SA-3.0, via Wikimedia Commons
Senate Passes Trump’s Big Bill that Slashes Clean Energy Tax Credits
The U.S. Senate met through the weekend and overnight June 30 to work on Republicans’ budget reconciliation bill, passing it 51-50 with Vice President JD Vance casting the tiebreaking vote. 
Shutterstock
Renewables Supporters Decry Late Change to Trump’s ‘Big Beautiful Bill’

Senators working through the weekend on Trump's “One Big Beautiful Bill” delivered renewable energy supporters an unexpected and unpleasant surprise in the form of proposed taxes that likely would stymie completion of projects already in the works.

© RTO Insider
MARC Confronts Public Perception, Affordability, ‘Post-DEI’ and Nuclear Options
The 2025 Mid-America Regulatory Conference tackled themes on meaningful public engagement, nuclear options, bill affordability and DEI programs falling out of favor.

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