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Title Type Topics Posted
Decision on Updates to the ISO 2025-2026 Transmission Plan - Presentation - Aug 2026 245.55 KB Presentation ISO Board of Governors General Session Aug 27, 2026 10:30 AM
Decision on Updates to the ISO 2025-2026 Transmission Plan - Memo - Aug 2026 185.42 KB Memorandum ISO Board of Governors General Session Aug 27, 2026 10:30 AM
Attachment - Draft Updated 2025-2026 Transmission Plan - Aug 2026 5.28 MB Plan ISO Board of Governors General Session Aug 27, 2026 10:30 AM
Video - Joint Market Seams Workshop - Aug 17, 2026 Video and Audio Joint Market Seams Workshop Aug 18, 2026 08:00 AM
CEO Report - Aug 2026 Memorandum ISO Board of Governors General Session Aug 27, 2026 10:30 AM
State Regional Federal Affairs Update - Aug 2026 165.60 KB Memorandum ISO Board of Governors General Session Aug 27, 2026 10:30 AM
Regulatory Report - Aug 2026 228.61 KB Memorandum ISO Board of Governors General Session Aug 27, 2026 10:30 AM
Business Practice Manual Change Management Report - Memo - Aug 2026 159.38 KB Memorandum ISO Board of Governors General Session Aug 27, 2026 10:30 AM
Business Practice Manual Change Management Report - Attachment 1 - Aug 2026 239.13 KB ISO Board of Governors General Session Aug 27, 2026 10:30 AM
Western Energy Markets Benefits Update - Q2 2026 - Board - Aug 2026 865.46 KB Presentation ISO Board of Governors General Session Aug 27, 2026 10:30 AM
Market Update - Aug 2026 1.15 MB Presentation Joint ISO Board of Governors and WEM Governing Body General Session Aug 26, 2026 12:30 PM
Department of Market Monitoring Update - Memo - Aug 2026 492.81 KB Memorandum Joint ISO Board of Governors and WEM Governing Body General Session Aug 26, 2026 12:30 PM
EIM Entities 2.83 KB WEM regional issues forum - sector contacts
Notice - Demand and Distributed Energy Market Integration meeting on 8/27/26 canceled Notice
Market Design Initiatives Update - Aug 2026 481.59 KB Presentation WEM Governing Body General Session Aug 25, 2026 01:00 PM
Draft Agenda - WEM Governing Body Meeting - Aug 25-26, 2026 216.13 KB Agenda Joint ISO Board of Governors and WEM Governing Body General Session Aug 26, 2026 12:30 PM, WEM Governing Body Executive Session Aug 25, 2026 09:00 AM, WEM Governing Body General Session Aug 25, 2026 01:00 PM
WEM Governing Body Planning Calendar - Aug 2026 224.65 KB WEM Governing Body General Session Aug 25, 2026 01:00 PM
Western Energy Markets Benefits Update - Q2 2026 - Aug 2026 919.78 KB Presentation WEM Governing Body General Session Aug 25, 2026 01:00 PM
Extended Day-Ahead Market Implementation Update - Aug 2026 307.42 KB Presentation WEM Governing Body General Session Aug 25, 2026 01:00 PM
Decision on WEM Governing Body Charter Requirement to Review Governance - Memo - Aug 2026 190.67 KB Memorandum WEM Governing Body General Session Aug 25, 2026 01:00 PM
CEO Report - Aug 2026 195.33 KB Memorandum WEM Governing Body General Session Aug 25, 2026 01:00 PM
Agenda - Bi-weekly Market Update Aug 20, 2026 157.31 KB Agenda Market Update Aug 20, 2026 10:00 AM
Notice - WEM Governing Body, Joint, ISO Board of Governors, and Committee meetings on 8/25/26-8/27/26; draft agendas posted Notice
Notice - Business Practice Manual Change Management call on 8/25/26 Notice
Notice - Congestion Revenue Rights Customer Partnership Group meeting on 8/25/26 Notice
Draft Agenda - ISO Board of Governors Meeting - Aug 26-27, 2026 202.68 KB Agenda ISO Board of Governors General Session Aug 27, 2026 10:30 AM, ISO Board of Governors Executive Session Aug 26, 2026 08:00 AM, Joint ISO Board of Governors and WEM Governing Body General Session Aug 26, 2026 12:30 PM
Draft Agenda - Department of Market Monitoring Oversight Committee Executive Session Meeting - Aug 26, 2026 143.00 KB Agenda Department of Market Monitoring Oversight Committee Executive Session Aug 26, 2026 04:00 PM
Presentation - Market Seams Workshop - Aug 18, 2026 8.11 MB Presentation Joint Market Seams Workshop Aug 18, 2026 08:00 AM
Comment template - Joint Market Seams Workshop 60.31 KB Comment Comments due - Joint Market Seams Workshop Sep 01, 2026 12:00 AM
Comment Template - Market Seams Workshop - Aug 18, 2026 60.31 KB Comment Joint Market Seams Workshop Aug 18, 2026 08:00 AM
Notice - Maintenance scheduled for California ISO websites and reporting services on 8/18/26 and 8/25/26 Notice
Agenda - Business Practice Manual Change Management - Aug 25, 2026 150.27 KB Agenda BPM Change Management Proposed Revision Request Review Aug 25, 2026 11:00 AM
Comments - The Energy Authority - Market Seams Workshop - Jul 31, 2026 178.20 KB Comment Market Seams Workshop Jul 31, 2026 09:00 AM
Comments - CAISO DMM - Market Seams Workshop - Jul 31, 2026 155.62 KB Comment Market Seams Workshop Jul 31, 2026 09:00 AM
Comments - Powerex Corp. - Market Seams Workshop - Jul 31, 2026 151.06 KB Comment Market Seams Workshop Jul 31, 2026 09:00 AM
Comments - The Energy Authority - Extended Day-ahead Market (EDAM) Market Performance and Planning Forum Q3 - Jul 30, 2026 169.49 KB Comment Market Performance and Planning Forum Q3 Jul 30, 2026 01:00 PM
Comments - Six Cities - Extended Day-ahead Market (EDAM) Market Performance and Planning Forum Q3 - Jul 30, 2026 164.43 KB Comment Market Performance and Planning Forum Q3 Jul 30, 2026 01:00 PM
Comments - Powerex Corp - Extended Day-ahead Market (EDAM) Market Performance and Planning Forum Q3 - Jul 30, 2026 123.41 KB Comment Market Performance and Planning Forum Q3 Jul 30, 2026 01:00 PM
Comments - CPUC - Energy Division - Extended Day-ahead Market (EDAM) Market Performance and Planning Forum Q3 - Jul 30, 2026 401.97 KB Comment Market Performance and Planning Forum Q3 Jul 30, 2026 01:00 PM
Agenda - Market Seams Workshop - Aug 18, 2026 129.68 KB Agenda Joint Market Seams Workshop Aug 18, 2026 08:00 AM
Presentation - Price Formation Enhancements - Aug 14, 2026 174.03 KB ISO BOSR presentations
Notice - Demand and Distributed Energy Market Integration meeting on 8/27/26, comments due 9/4/26 Notice
Notice - Intertie Schedule Modeling Enhancements Initiative workshop on 8/24/26 Notice
Notice - Follow-up: Extended Day-Ahead Market Congestion Revenue Allocation Phase 2 Working Group meeting on 8/20/26 Notice
Video - Resource Interconnection Standards Fair - Aug 11, 2026 Video and Audio Resource Interconnection Standards Fair Aug 11, 2026 09:00 AM
Notice - Consolidation of Technical User Group and Release User Group meetings Notice
Video - Settlement User Group

Password: Bdg3QMMn

 		Video and Audio Settlement User Group Aug 12, 2026 10:00 AM
EDAM Issue List - Aug 12, 2026 38.97 KB Technical Documentation Settlement User Group Aug 12, 2026 10:00 AM
Agenda - Settlement User Group 892.49 KB Agenda Settlement User Group Aug 12, 2026 10:00 AM
Independent Power Producers and Power Marketers Sector Contacts 8.35 KB WEM regional issues forum - sector contacts
Western Energy Imbalance Market Procedure for Non-Participating and Participating Resources 360.11 KB FAQ WEIM process overview
Notice - Reminder: Registration for Joint Market Seams workshop on 8/18/26; agenda posted Notice
Presentation - Resource Interconnection Standards Fair 2026 3.62 MB Presentation Resource Interconnection Standards Fair Aug 11, 2026 09:00 AM
Notice - New leadership selected for the Western Energy Markets Regional Issues Forum; Tricia Blevins selected as new Western Energy Imbalance Market sector liaison Notice
News release - BHE Montana becomes eighth utility to commit to the Extended Day-Ahead Market News Release
Notice - Variable Operations and Maintenance Cost Review: Final proposal and draft tariff posted, meeting on 8/20/26 Notice
Meeting Minutes - Market Update Aug 06, 2026 131.71 KB Minutes Market Update Aug 06, 2026 10:00 AM
WEM Regional Issues Forum - Sector Liaisons 196.95 KB WEM regional issues forum - sector liaisons
EDAM Entities 25.21 KB WEM regional issues forum - sector contacts
Notice - Extended Day-Ahead Market Congestion Revenue Allocation Phase 2 Working Group meeting on 8/13/26 Notice
Video - Market Seams Workshop - Jul 31, 2026 Video and Audio Market Seams Workshop Jul 31, 2026 09:00 AM
Salt Lake City Visitor Information - Market Seams Workshop - Aug 18, 2026 2.86 MB Joint Market Seams Workshop Aug 18, 2026 08:00 AM
Notice - Reminder: Registration for Market Seams workshop on 8/18/26 Notice
Presentation - Market Simulation Kick-off for Inter-Scheduling Coordinators Trades - EDAM Enhancements 2026 - Aug 04, 2026 427.67 KB Presentation Market Simulation Kickoff - EDAM Enhancements 2026 - InterSC Trades Aug 04, 2026 01:00 PM
BPM change management: Proposed revision requests and updated BPMs posted as of 8/4/26 Notice Comments due - BPM Proposed Revision Requests (PRR) 1680 - 1694 Aug 18, 2026 12:00 AM
Presentation - Pre-Market Simulation Training for Inter-Scheduling Coordinators (SCs) Trades Extended Day-Ahead Market (EDAM) Enhancements 2026 2.55 MB Presentation Market Simulation Kickoff - EDAM Enhancements 2026 - InterSC Trades Aug 04, 2026 01:00 PM
Agenda - Bi-weekly Market Update Aug 06, 2026 157.32 KB Agenda Market Update Aug 06, 2026 10:00 AM
Notice - BPM change management: Proposed revision requests and updated BPMs posted as of 8/4/26 Notice
WEM Regional Issues Forum Letter of Interest - Trisha Blevins 75.41 KB Past letters of interest
Video - Pre-Market Simulation Training for Inter-Scheduling Coordinator Trades - EDAM 2026 Enhancements Video and Audio Market Simulation Kickoff - EDAM Enhancements 2026 - InterSC Trades Aug 04, 2026 01:00 PM
Q&A - Pre-Market Simulation Training for Inter-Scheduling Coordinator Trades - EDAM Enhancements 2026 350.42 KB Market Simulation Kickoff - EDAM Enhancements 2026 - InterSC Trades Aug 04, 2026 01:00 PM
Notice - Resource Interconnection Standards Fair on 8/11/26 Notice
Comment Template - Market Seams Workshop 52.60 KB Form/Template Comments due - Market Seams Workshop Aug 14, 2026 12:00 AM
EDAM - Transfer - Resource Relinquishing Scheduling Coordinator - Letter Template 77.60 KB
Used when transferring or ending SC association for EDAM resources. This can be submitted by either the accepting (if provided to) or relinquishing SC.
 		EDAM resource setup and transfer
EDAM - Resource Owner Scheduling Coordinator Selection - Letter Template 83.16 KB
Used when setting up or transferring EDAM resources. This will be submitted by the accepting/new SC.
 		EDAM resource setup and transfer
WEIM - Resource Owner Scheduling Coordinator Selection - Letter Template 55.40 KB WEIM resource onboarding procedure
Comment Template - Market Seams Workshop - Jul 31, 2026 52.60 KB Comment Market Seams Workshop Jul 31, 2026 09:00 AM
Notice - Notice of new market participant as of 7/31/26 Notice
Notice - Maintenance scheduled for California ISO websites on 8/3/26 postponed Notice
News release - Western Energy Markets Quarterly Benefits Report debuts with first Extended Day-Ahead Market results News Release
Western Energy Markets Quarterly Benefits Report Q2 2026 1.44 MB Report WEIM quarterly benefits reports, WEM quarterly benefits reports
Western Energy Markets Benefit Methodology 522.28 KB Methodology
Video - Settlement User Group

Password: iYMPitM7

 		Video and Audio Settlement User Group Jul 29, 2026 10:00 AM
Agenda Settlement User Group - Jul 29, 2026 746.81 KB Agenda Settlement User Group Jul 29, 2026 10:00 AM
Agenda - Market Seams Workshop - Jul 31, 2026 143.38 KB Agenda Market Seams Workshop Jul 31, 2026 09:00 AM
Presentation - Market Seams Workshop - Jul 31, 2026 3.46 MB Presentation Market Seams Workshop Jul 31, 2026 09:00 AM
Notice - Extended Day-Ahead Market monthly performance assessment report posted: Market Performance and Planning forum on 7/30/26 Notice
Video - Business Practice Manual Change Management - Jul 28, 2026 Video and Audio BPM Change Management Proposed Revision Request Review Jul 28, 2026 11:00 AM
Presentation - Business Practice Manual Change Management - Jul 28, 2026 686.79 KB Presentation BPM Change Management Proposed Revision Request Review Jul 28, 2026 11:00 AM
Presentation - Market Performance and Planning Forum - Jul 30, 2026 4.27 MB Presentation Market Performance and Planning Forum Q3 Jul 30, 2026 01:00 PM
Agenda - Business Practice Manual Change Management - Jul 28, 2026 686.79 KB Agenda BPM Change Management Proposed Revision Request Review Jul 28, 2026 11:00 AM
Monthly Extended Day-Ahead Market (EDAM) Performance Report for Jun 2026 11.03 MB Report Market Performance and Planning Forum Q3 Jul 30, 2026 01:00 PM, Comments due - Market Performance and Planning Forum - Extended Day-ahead Market (EDAM) Market Performance Meeting Aug 13, 2026 12:00 AM, Monthly Extended Day-Ahead Market (EDAM) performance reports 2026
Agenda - Market Performance and Planning Forum - Jul 30, 2026 147.32 KB Agenda Market Performance and Planning Forum Q3 Jul 30, 2026 01:00 PM
Western Energy Market Observations - Jul 27, 2026 109.18 KB Report Western energy markets observations
Modeling Submission Checklist 62.20 KB Integrate with the ISO full network model
Notice - Maintenance scheduled for California ISO websites and reporting services on 7/30/26 Notice
EDAM Issue List - Jul 23, 2026 34.95 KB Technical Documentation Settlement User Group Jul 22, 2026 10:00 AM
Notice - 2026 California ISO Stakeholder Symposium: Program agenda now available Notice
Meeting Minutes - Market Update Jul 23, 2026 128.19 KB Minutes Market Update Jul 23, 2026 10:00 AM
Comment Template - Monthly Extended Day-Ahead Market EDAM Performance - Jul 30, 2026 48.38 KB Comment Market Performance and Planning Forum Q3 Jul 30, 2026 01:00 PM, Comments due - Market Performance and Planning Forum - Extended Day-ahead Market (EDAM) Market Performance Meeting Aug 13, 2026 12:00 AM
Notice - WEM Governing Body executive session on 7/28/26: Final agenda posted Notice
Final Agenda - WEM Governing Body Executive Session - Jul 28-2026 168.87 KB Agenda WEM Governing Body Executive Session Jul 28, 2026 09:00 AM
Video - Settlement User Group - Jul 22, 2026

Password: fYaseFk8

 		Video and Audio Settlement User Group Jul 22, 2026 10:00 AM
Agenda Settlement User Group - Jul 22, 2026 739.83 KB Agenda Settlement User Group Jul 22, 2026 10:00 AM
Agenda - Bi-weekly Market Update Jul 23, 2026 157.58 KB Agenda Market Update Jul 23, 2026 10:00 AM
Notice - Business Practice Manual Change Management call on 7/28/26 Notice
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