March 10, 2025

Midcontinent Independent System Operator (MISO)

MISO TOs’ Self-funding Option Tested Again
Two FERC commissioners still have heartburn over a 2018 commission order reinstating MISO transmission owners’ rights to self-fund network upgrades.
Long-term Tx Plan Edges Out MISO GI Coordination
MISO announced it will table the effort to analyze network upgrades and wait until the end of the year to see how its long-term transmission plan develops.
MISO Recaps 4 Years of Renewable Study
A study finds that MISO can reliably operate with a fuel mix heavy on renewables, but only if its members dramatically expand transmission.
MISO Focusing on Forward Info for Long-lead Units
MISO said it is seeking ways to help slow-starting units make more informed decisions but won’t plunge into developing a financially binding forward market.
Weather Drove Fall Load Decline, SPP Monitor Finds
SPP’s average hourly load was off 7% last fall from the previous two years, the RTO’s MMU said in its latest quarterly State of the Market report.
FERC Orders Hearing on MISO Pact for Midwest-South Tx
MISO’s plan to extend payment arrangements for market participants that use the Midwest-to-South transmission path is destined for settlement proceedings.
MISO to Outline New Pricing Plan for Hurricanes
MISO hopes to have a more nuanced pricing plan before the next hurricane contorts transmission towers.
MISO Clarifies LMR Performance Rules
FERC allowed MISO to edit its tariff to clear up performance rules for load-modifying resources. Its new ruleset clarifies how performance is evaluated.
MISO Sets Sights on 4-season Capacity Market
MISO said it is close to completing a proposal to create a four-season capacity market after floating a rudimentary plan with skeptical stakeholders.
MISO Closes Loophole for Late-stage Interconnection Projects
A new FERC rule says MISO interconnection customers with signed agreements can no longer abandon generation projects without assuming financial risk.

Want more? Advanced Search