Midcontinent Independent System Operator (MISO)
MISO is seeking judicial review of two FERC decisions preventing the RTO from recouping costs or revising a joint procedure with SPP over a shared North Dakota transmission line that has become congested by a new cryptocurrency mining facility.
Regulators of MISO states are mulling whether they should work together to offer up an entirely new cost allocation for the RTO’s long-range transmission projects.
MISO’s 2025/26 capacity auction returned $666.50/MW-day prices across all zones in the summer, reinforcing the need for members to build new generation fast, the grid operator said.
MISO said it will debut a new flag system within weeks to give stronger signals to generation owners when their units deviate from their dispatch instructions.
A collective of consumer groups has invoked a recent letter from the U.S. Department of Justice in an attempt to get FERC to act on its three-year-old complaint against MISO deferring to state right of first refusal laws in regional planning.
MISO concluded that Pearl Street’s SUGAR automation software is an effective alternative to the power flow simulations it used to conduct to identify network upgrades for generation projects in the queue.
MISO and PJM will not take on customary interregional planning studies this year, deciding they have enough on their plates with a new and in-progress joint transfer study.
MISO’s end-use customers called for more “insight and transparency into” the variance analysis as well as a lower, 10% threshold on cost overruns to trigger the analysis.
MISO is on its way to installing a fourth, 20-year future to inform transmission planning in case supply chains remain unsteady.
An appeals court has denied Entergy’s repeat attempt to revive a 50% minimum capacity obligation rule for MISO’s load-serving entities, concluding Entergy lacked standing.
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