Transmission Planning

ISO-NE
New England TOs Propose Asset Condition Projects Totaling $110M
Eversource Energy and National Grid introduced asset condition projects totaling about $110 million at the ISO-NE Planning Advisory Committee.
Ace Glass
FERC Dismisses Rehearing Ask for SPP’s ERAS Process
FERC rejected a rehearing request of its order approving SPP’s proposed one-time accelerated study of shovel-ready interconnection requests, sustaining its original 2025 decision.
Microsoft
Questions Abound over MISO Idea for Zero-injection Agreements
Stakeholders have several lingering questions as MISO continues to draw up a “zero-injection” avenue for large loads with planned on-site generation.
Great River Energy
Stakeholders Suggest Cost Overruns Ubiquitous as MISO Reviews Long-range Tx Project
Stakeholders told MISO it might have anticipated an impending cost increase for a long-range transmission project in the works in Minnesota that jumped about 43% in price to nearly $1.4 billion.
NERC
Could the U.K.’s Cap-and-Floor Model Unlock Interregional Tx in the U.S.?
The United Kingdom has found success with a cap-and-floor model for transmission where interconnectors to other countries are guaranteed minimum revenues, but return earnings over the cap to customers.
City of Seattle
Conditional Firm Service Offers Way out of BPA’s 61-GW Queue, City Light Says
Seattle City Light presented its proposal for the Bonneville Power Administration’s overhaul of the transmission planning process, saying the agency should offer interim conditional firm service to most developers in the 61-GW transmission service queue.
© RTO Insider LLC
SPP’s MOPC Adds Conditional IC Process for Large Loads
SPP stakeholders have overwhelmingly endorsed a conditional interconnection process for large loads that will be paired with two other FERC-approved processes.
Amazon
FERC Approves SPP Large Load Interconnection Process
FERC approved SPP tariff additions that deploy novel study processes to quickly review requests for “high-impact” large loads seeking to interconnect to its system.
© RTO Insider LLC
BPA Tx Planning Overhaul Prompts Concern for Northwest Clean Energy Compliance
Some of the Bonneville Power Administration’s proposals aimed at resuming transmission planning processes risk pushing study timelines to the point where the agency’s customers could run afoul of clean energy targets in Washington and Oregon, stakeholders say.
© RTO Insider
PJM Presents RTEP Assumptions, $11.6B Package
The Organization of PJM States Inc. presented PJM's Transmission Expansion Advisory Committee with a set of assumptions for the RTO's planning process reflecting state legislation and policies.

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