Reminder: Registration for Joint Market Seams workshop on 10/22/26

The fourth market seams workshop, held jointly by California ISO (ISO) and Southwest Power Pool (SPP), has been scheduled for Oct. 22, 2026, 9 A.M. - 2:30 P.M. Mountain Daylight Time. This will be the fourth workshop in a 4-part series on market seams that explores key issues with industry experts and interested parties. This meeting is hybrid with in-person participation in Salt Lake City at the Western Electricity Coordinating Council (WECC) office. If you plan to attend in person, please click here to register. 

The upcoming Oct. 22, 2026, workshop will focus on the Western leading relief process and Enhanced Curtailment Calculator in follow up to the August workshop.  It will conclude with a discussion of the Joint report under FERC Docket No. AD26-10-000, including the plan and next steps going forward. 

Please submit stakeholder comments on the Oct. 22, 2026, workshop by visiting the Market Seams page linked above and complete the comment template Word document. Upon completion of this template, please submit it to isostakeholderaffairs@caiso.com. Written comments are due by end of day Nov. 5, 2026.

For meeting materials, including the recommended hotels, please visit the Market Seams meeting webpage. 

For more details, please refer to the original notice.

Please contact Christina Guimera at cguimera@caiso.com or ISOStakeholderAffairs@caiso.com with any questions.