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April 3, 2026

Transmission Operations

© RTO Insider
PJM Forms Task Force to Explore Large Load Curtailment
PJM is forming a task force to explore how new data centers can be required to curtail if they interconnect before there is sufficient capacity and transmission capability.
© RTO Insider
IESO Chief Seeks Improved ‘Alignment’ with Electric Distributors
Local distribution companies and bulk transmission system operators need to improve their alignment, IESO CEO Lesley Gallinger said at the ENERCOM 2026 conference.
© RTO Insider
U.S.-Canada Trade Relations Dominate Distributors’ Conference
Canada should expect turbulent relations with the United States to continue under the Trump administration, speakers said at the Ontario Electricity Distributors Association’s ENERCOM conference.
SPP
SPP RTO Expands into Western Interconnection April 1
SPP will complete its third major expansion of its RTO footprint when it begins administering the regional transmission grid under its tariff for several western organizations overnight March 31-April 1.
We Energies
FERC Approves SPP Program Mitigating Retirements
FERC conditionally approved SPP’s tariff revision to implement a system support resource program to ensure the transmission system’s reliability when a generating resource seeks to retire.
Grid Strategies
House Energy Committee Probes Grid’s Performance During Winter Storm
NERC CEO Jim Robb said in congressional testimony that while the bulk power system made it through the late January winter storm reliably, the weather highlighted how at risk it is.
AdminMonitor
Texas PUC Proposes Large Load Interconnection Standards
The Texas Public Utility Commission filed a proposed rule change that would establish interconnection standards for large load customers and support business development while maintaining system reliability.
Virginia Department of Historic Resources
Virginia Legislature Wraps Up, Passes Clean Energy Bills
The Virginia General Assembly wrapped up its session and Democrats used the power they won in November's elections to push through bills favoring clean energy as the state faces significant load growth from data centers.
U.S. Army Corps of Engineers
BPA’s Exit from WEIM Necessary for Markets+ Preparation, Staff Says
The Bonneville Power Administration’s planned departure from the Western Energy Imbalance Market has prompted questions about how the agency will handle the yearlong period before it joins SPP’s Markets+.
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.

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