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July 23, 2024

MISO Reliability Subcommittee (RSC)

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.
© RTO Insider LLC
MISO Rebrands System Restoration Working Group
MISO’s stakeholder committee chairs resuscitated a stakeholder group dedicated to emergency preparedness and system restoration training.
MISO Winter Fuel Security Surveys Now Permanent
With winter largely behind it, MISO staff last week told stakeholders that winter fuel security surveys are to become an annual fixture.
© RTO Insider LLC
MISO Moves to Restrict Emergency Commitments
MISO has proposed prohibiting some resources from using an emergency commitment status in its markets in order to have wider access to its committed capacity.
Entergy
MISO Draws on Storage Model for DER Aggregations
MISO will use its electric storage resource participation model as the basis for DER aggregation participation, scrapping an earlier plan.
© RTO Insider LLC
MISO Stresses DR Capacity as Emergencies Accumulate
MISO staff have characterized LMR use as accessing the capacity that members make available to them, de-emphasizing emergency protocols.
Pattern Energy
MISO Warns of Extreme Future Ramp Needs After April Event
MISO staff said the footprint is in for more extreme ramping events after a late April drop in wind output. 
MISO Preps for Dynamic Line Ratings
MISO has developed a rough idea of how it might manage dynamic transmission line ratings should FERC begin to require them. 

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