U.S. Department of the Interior

CAISO DMM
Battery Capacity, Coal Use Rise in WEIM in 2025
CAISO’s Western Energy Imbalance Market saw an increase in battery storage capacity and coal use in 2025 compared with 2024, although the total load across the market did not increase over the year.
Xcel Energy
NERC Report Reviews ‘Shoulder Season’ Load-shedding Events
A new report from NERC reviewed several incidents in which unexpected strains during spring or fall led to load shedding.
SRP
Ariz. Regulators Approve 2 Coal Plant Conversions
Two Arizona utilities received approval to convert coal-fired power plants to run on natural gas, projects they say will enhance grid reliability, reduce emissions and preserve jobs.
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EPSA Summit Held with ISO/RTOs in the Middle of the Political Debate
Politicians increasingly are interested in wholesale markets, which has meant price caps but also is pushing regulators and the industry to move faster on meeting rising demand affordably and reliably.
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ROWE’s Bylaws Must Ensure Market Data Transparency, States Say
Energy officials in Idaho, Utah and Wyoming called on the West-Wide Governance Pathways Initiative to ensure states with members in the Regional Organization for Western Energy have full access to data and market information, saying failure to do so risks infringing states’ rights and undermining public confidence.
AES Indiana
AES Indiana to Pay $90K for NERC Violations
FERC approved settlements with AES Indiana and the U.S. Army Corps of Engineers Savannah District for violations of reliability standards.
Eversource
FERC Dismisses Challenge to Eversource X-178 Asset Condition Project
FERC dismissed a complaint about a $385 million asset condition project on an Eversource Energy transmission line in New Hampshire, finding it failed to demonstrate any violations by the company.
The White House
Trump Gets Tech Execs to Sign ‘Ratepayer Protection Pledge’
President Donald Trump gathered seven tech leaders at the White House to sign a ratepayer protection pledge holding that they will pay all the costs associated with the boom in construction of data centers.
Earthjustice
Wash. AG, PIOs Sue to Overturn DOE Order to Keep Centralia Plant Running
Washington’s attorney general and a coalition of public interest organizations filed separate lawsuits to overturn the Department of Energy’s order requiring TransAlta to continue operating the state’s last coal-fired plant beyond its scheduled retirement.
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California’s Anxiety is not About Seams; It’s About Control
For the first time in years, California’s grip on Western market design is genuinely at risk, writes Nick Myers of the Arizona Corporation Commission.

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