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March 16, 2025

Midcontinent Independent System Operator (MISO)

CapX2050 Prompts MISO Focus on Midwest Tx
MISO will conduct a more thorough study of transmission capacity needs in the Upper Midwest in response to utilities behind the independent CapX2050 planning study.
Study Foresees MISO Solar Eclipsing Wind
MISO’s southern and central regions could surpass the RTO’s wind-heavy north as the biggest producer of renewable energy, new study results indicate.
MISO Unveils 1st Proposal to Consolidate Tx Planning
MISO proposed requiring upgrades needed by generation projects to reach certain voltage and price levels before they can be tested for cost-sharing eligibility.
IMM Issues 5 Recs in MISO State of the Market Report
MISO’s Monitor issued five new recommendations in its annual State of the Market report, focusing on seams and efficient use of the transmission system.
MISO Planning Advisory Committee Briefs: June 24, 2020
MISO temporarily backed off requiring load-serving entities to provide the location and capacity values of distributed energy resources for planning models.
Pandemic Pause Leaves MISO Under Budget
The great pause brought on by the novel coronavirus pandemic could have one upshot for MISO: It will likely save millions of dollars this year.
SPP Briefs: Week Ending June 19, 2020
SPP is facing a two-month delay in gaining FERC approval of the Tariff for its Western Energy Imbalance Service market, staff said.
More Work Needed on MISO Order 845 Compliance
MISO must clear up language regarding surplus interconnection service and material modifications to comply with Order 845, FERC ruled.
Monitor Breaks with MISO over RA Concerns
MISO and its Independent Market Monitor are at odds over how and how quickly the RTO should address its resource adequacy, board members heard Tuesday.
Regulators Not Sold on MISO Tx Planning Sync
Some regulators aren’t convinced about merging MISO’s transmission planning with interconnection studies, a move some say could improve cost effectiveness.

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