Aug. 29, 2023
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Informational call on October Eclipse scheduled on 9/5/23

The California ISO has scheduled an informational stakeholder call on Sept. 5, 2023, to discuss the October Eclipse. Presentation will be posted prior to the call on the Miscellaneous Stakeholder Meetings webpage.


The California ISO is preparing for an annular solar eclipse that will pass through the western United States, including California on Saturday, Oct. 14, 2023. Details on the expected impacts to the ISO and Western EIM grid-scale commercial photovoltaic solar, behind-the-meter rooftop solar, load impacts, as well as market mechanisms and processes to be utilized during the eclipse will be presented. 


The presentation related to the October Eclipse informational call will be available prior to the call on the Miscellaneous Stakeholder Meetings webpage.


Please email written comments based on the October Eclipse informational call by end of day Sept. 15, 2023, to


This meeting will be recorded and the video file will be posted on the Miscellaneous Stakeholder Meetings webpage for a limited time. The recording is for informational and convenience purposes only and any related transcriptions should not be reprinted without the ISO’s permission.


Meeting details

Date: September 5, 2023

Time: 1 p.m. - 3 p.m. Pacific Time

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Virtual participation information

Step 1: join web conference

Step 2: connect to audio by selecting “computer audio” or select “call me” and enter your phone number


Audio only participation: call 1-888-251-2949 or 215-861-0694, access code: 4921038#


Technical support: call 1-301-250-7202


Please contact Brenda Corona at or with any questions.

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