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March 10, 2026

Transmission Planning

Entergy Louisiana
1st Go at MISO South Long-range Tx Planning to Take 3 Years
MISO said its first crack at long-range transmission planning in the South region likely would take about three years to culminate in potential project recommendations.
© RTO Insider LLC
IESO Seeking to Stay ‘Two Steps Ahead’ of Need
IESO is adopting more “proactive” planning processes in response to a projected load increase of 75%.
ISO-NE
ISO-NE Publishes Draft 2026 Work Plan
Capacity auction reforms, a new asset condition reviewer role, parallel transmission planning efforts, new reserve products, Pay-for-Performance changes and interconnection modifications are likely to be on the docket for ISO-NE in 2026.
AdminMonitor
Texas PUC Approves Permian, Outside ERCOT Transmission Projects
Texas regulators have approved the first transmission project in the Permian Basin Reliability Plan, along with several other projects.
DOE
DOE Terminates $7.56B in Energy Grants for Projects in Blue States
The U.S. Department of Energy has terminated 321 grants totaling $7.56 billion for 223 projects, apparently targeting Democratic-leaning states.
PSCo
Xcel Battles Colo. Counties over Transmission Project
Xcel Energy is fighting two counties that are blocking a segment of the company’s Colorado’s Power Pathway transmission project. 
CPUC
Solar Dominates CPUC Tx Plan Recommendations Despite Cost Increases
The California PUC is recommending the state build an additional 68.5 GW of new solar generation resources by 2045, despite new tariffs on imports and the planned elimination of federal tax credits.
NYISO
NYISO Dogged by Uncertainty in Comprehensive Reliability Plan
NYISO’s draft 2025-2034 Comprehensive Reliability Plan shows a wide range of possible scenarios for resource adequacy in New York, with the most negative outlook showing a deficit of up to 10 GW by 2034.
© RTO Insider
Data Centers ‘Exacerbating’ Tx Line Overload Forecasts in Bay Area
The construction of new data centers could lead to transmission line overloads in the Bay Area, CAISO forecasts show.
ERCOT
ERCOT Board Approves AS Procurement for 2026
ERCOT’s Board of Directors approved staff’s recommended methodologies for acquiring minimum ancillary service requirements in 2026, despite concerns over conservative operations and target procurement levels.

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