Stakeholders told MISO that 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.

MISO selected a 50/50 joint venture between Transource and Berkshire Hathaway Energy Transmission to build a $1.2 billion, 765-kV project from the RTO’s second long-range transmission portfolio.

MISO has indicated that new generation to serve data centers and other large loads will be mission critical over 2026 and said it will take pains to interconnect units.

MISO opened another review of a second project from its first long-range transmission plan portfolio, prompted again by construction cost overruns.

FERC dismissed Ameren’s bid to gain exclusive rights to build nearly $2 billion of MISO regional transmission projects in the state free of competitors.

MISO South states have signaled their intent to strike out on their own on a cost allocation design for long-range transmission projects located exclusively in the South subregion.

MISO predicts it will have anywhere from 383 GW to 454 GW of installed capacity its footprint by 2045, according to a preliminary version of its 20-year planning futures.

MISO announced it will honor a request from Texas regulators and include southeastern Texas in its first long-range transmission study for MISO South.

At a time when MISO’s long-term planning is under fire, the Organization of MISO States’ annual meeting featured speakers who vouched for the power of planning.

MISO is taking load updates and stakeholder suggestions as part of a pilot program to improve its long-term load forecasting.