Search
December 5, 2025

MISO Reliability Subcommittee (RSC)

© RTO Insider LLC
MISO to Debut Tx Warning System in 2026
MISO is to roll out a new transmission warning declaration to give its members advanced notice when scarce transmission capacity is raising the risk of load shed.
MISO
MISO Mulling New Way to Convey Spate of Advisories in South
MISO is contemplating a better way to communicate generation shortfalls in its Southern load pockets than continuing to send out repeat capacity advisories. 
MISO
MISO on Track to Wrap Summer with 122-GW Peak, Addresses Frequent South Advisories
MISO is poised to close the door on summer with an almost 122-GW peak while issuing several capacity advisories for MISO South.
Yes Energy
MISO: New Orleans Area Outages Owed to Scant Gen, Congestion, Heat

MISO has shed light on the reasons behind the May 25 load-shed event in southeast Louisiana, describing a system taxed by early summer heat and rife with congestion and unavailable generation.

NextEra Energy
MISO: Flag, Penalties Needed to Address Generators’ Uninstructed Deviation
MISO expects to roll out a new flag system by June 2025 to give a stronger indication when generation owners are deviating from dispatch instructions.
MISO
Changing System Drives MISO to Scrutinize Guiding Market Principles
MISO is conducting a check-in with stakeholders to gauge whether its market design guiding principles are still valid in a changing industry.
NWS and NOAA
Late August Heat Wave Delivers 122-GW MISO Summer Peak
MISO set its 122-GW summertime peak on the unofficial last week of summer, with widespread heat necessitating back-to-back maximum generation warnings.
MISO
MISO: Hurricane Beryl Caused Electrical Island in Texas
MISO said damage wrought from Hurricane Beryl triggered an overnight electrical island in a Southeastern Texas load pocket.
© RTO Insider LLC
MISO Pursuing More Dynamic Regulation Reserves
MISO said a riskier operating environment means it needs a more nuanced approach to its regulation reserve requirements.
© RTO Insider LLC
MISO Explains How August Max Gen Event Didn’t Trigger Emergency Pricing
MISO expounded on why its late August maximum generation emergency wasn’t met with prices dictated by its emergency offer floors.

Want more? Advanced Search