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News releases
See the latest on the actions of the ISO, the decisions of our Board of Governors, and our response to breaking developments in the energy industry.
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ISO Board, WEIM Governing Body Jointly Adopt Market Rules Affecting California and the West
9/22/2023 09:31
Development of Extended Day-Ahead Market Reaches Milestone
8/23/2023 08:31
High Heat Predicted across the West through the Week
8/13/2023 10:00
Extended Day-Ahead Market Forum set in Las Vegas
8/03/2023 10:07
Western Energy Imbalance Market exceeds $4 billion in total benefits
7/31/2023 13:46
Energy Emergency Alert (EEA) Watch Declared
7/26/2023 12:54
Energy Emergency Alert (EEA) Watch Declared
7/25/2023 21:44
Energy Emergency Alert (EEA) 1 Declared and Ended
7/20/2023 20:58
New Storage Milestone Reached for the California Grid; More than 5,000 MW Now Available for Dispatch
7/11/2023 10:54
WEIM Governing Body Elects Wagner; Reappoints Decker to Third Term
6/23/2023 11:48
WEIM First-Quarter Benefits for 2023 Reach $418 Million
5/31/2023 10:01
CAISO 2022-2023 Transmission Plan Approved
5/19/2023 11:48
New Entities Expand WEIM’s Reach to a Total of 11 Western States
4/05/2023 11:00
Western Day-Ahead Market Enhancements Approved
2/02/2023 10:03
Western Energy Imbalance Market Tops $3B in Benefits
1/31/2023 10:04
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