To decrease congestion, MISO is suggesting a tighter limit on how much new generation can affect the surrounding grid without triggering more network upgrades.

A MISO staff planning committee has determined that the $130 million, 500-kV Hartburg-Sabine Junction project in East Texas is no longer necessary.

Maine’s highest court on Tuesday ruled that a referendum blocking the New England Clean Energy Connect transmission line may have been unconstitutional.

Colorado utility Platte River Power Authority is the latest Western utility to express intent to evaluate participation in SPP's RTO West.

MISO and SPP have laid out a percentage-based cost allocation for their $1-billion Joint Targeted Interconnection Queue transmission study.

Entergy countered claims recently made to FERC that it is purposefully undermining transmission planning in MISO South.

NYISO will have to add zero-emission generation and transmission at an unprecedented pace to meet New York's climate goals, according to a new study.

About 40% of the proposed capacity seeking interconnection in NYISO’s class year 2021 is not deliverable without expensive upgrades, the ISO reported.

ERCOT’s Board of Directors unanimously approved a nodal protocol revision request that will lower unsecured credit limits from $50 million to $30 million.

SREA said while MISO may have a robust transmission planning process, FERC should know that the RTO’s South region does not share in it.