October 12, 2024

Midcontinent Independent System Operator (MISO)

EcoWatch
Dynegy Unsuccessful in Rehearing Requests of 2015 MISO Capacity Auction Manipulation Case
Nearly a decade on, the saga over Dynegy’s manipulation of MISO’s capacity market continues, with FERC denying the company’s asks for procedural changes that might have softened repercussions in the case.
MISO
MISO: Lower Prices, Fewer Outages and Annual Peak in August
MISO reported relatively lower costs and outages in August while it served its annual peak late in the month.
American Transmission Co.
Cardinal-Hickory Creek Line Fully Energized 13 Years After MISO Approval
Thirteen years after it was recommended by MISO, the 102-mile, $655 million, often-controversial Cardinal-Hickory Creek line is completely in service.
© RTO Insider LLC
RTOs Continue Glacial Pace at Replacing ‘Freeze Date’
MISO, PJM and SPP have failed for years to find a suitable replacement for a 20-year-old system reference they use to portion out flow rights on their system, the so-called freeze date.
Alliant Energy
MISO Dips Toes into Potential New Resource Adequacy Standard; States Demand Key Role
MISO is questioning whether its one-day-in-10-years loss of load standard remains the best method for establishing resource adequacy, and state regulators want in on potential decisions.
MISO
MISO Affirms Commitment to $21.8B Long-range Tx Plan in Final Workshops
MISO staff are resolute that a collection of 24 proposed, mostly 765 kV projects totaling $21.8 billion is a “least-regrets” avenue to achieving members’ resource planning, despite misgivings from some members.
Tennessee Valley Authority
MISO, TVA to Enter Agreement on Emergency Purchases
MISO and the Tennessee Valley Authority are poised to strike an agreement on emergency energy transactions after months of RTO leadership complaining that TVA doesn’t return the favor of energy transfers in times of need.
MISO
MISO Tries to Win over Stakeholders on New LMR Capacity Accreditation
Stakeholders appear wary of MISO’s proposed, availability-based accreditation it plans to file with FERC by the end of the year for the RTO’s approximately 12 GW of load-modifying resources.
© RTO Insider LLC 
MISO Board Week Covers Supply Worry, SoCal Utility Exec Addition, $400M Budget
The MISO Board of Directors hit the high notes of resource adequacy anxiety, a possible new member with experience at Southern California Edison and an annual budget that will creep past $400 million.
© RTO Insider LLC
MISO: Hurricanes, Heat Wave Noteworthy Against Relatively Peaceful Summer
MISO said it managed a milder summer overall compared to previous years, though it weathered two hurricanes and escalated into emergency warnings during a heat wave.

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