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class="nav-link " href="/daily-briefing" id="" >Daily Briefing</a> </li> </ul> <ul class="navbar-nav ms-auto pt-1 pb-3 py-lg-0">  <li class="nav-item dropdown"> <a class="nav-link dropdown-toggle " href="/about" id="" role="button" data-bs-toggle="dropdown" data-bs-auto-close="outside" aria-haspopup="true" aria-expanded="false" >About</a> <div class="dropdown-menu animate-menu slideDown" aria-labelledby=""> <div class="row"> <div class="d-none d-lg-block col-lg-3"> <img src="https://www.caiso.com/content/images/nav/nav-about.jpg" class="img-fluid pr-2" alt="" /></div> <div class="d-none d-lg-block col-lg-4 pl-4 pl-lg-0 pr-4"> <div class="d-none d-lg-block dropdown-title">About</div> <div class="dropdown-desc"><p>The California ISO manages the flow of electricity across high-voltage, long-distance power lines, operates a competitive wholesale energy market, and oversees transmission planning.</p></div> <div class="dropdown-desc-links"> <a href="https://careers.smartrecruiters.com/CaliforniaISO">Job opportunities</a> <a href="/about/news/energy-matters-blog">Energy Matters blog</a> </div> </div> <div class="col-lg-5 border-lg-left px-lg-4"> <div class="row">  <div class="col-lg-6"> <a class="dropdown-item " href="/about/our-business" >Our business</a> <a class="dropdown-item " href="/about/our-leadership" >Our leadership</a> <a class="dropdown-item " href="/about/governance-committees" >Governance and committees</a> <a class="dropdown-item " href="/about/news" >Newsroom</a> </div> <div class="col-lg-6"> <a class="dropdown-item " href="/about/careers" >Careers</a> <a class="dropdown-item " href="/about/financials" >Financials</a> <a class="dropdown-item " href="/about/contact" >Contact us</a> </div>  </div> </div> </div> </div> </li> <li class="nav-item dropdown"> <a class="nav-link dropdown-toggle " href="/stakeholder" id="" role="button" data-bs-toggle="dropdown" data-bs-auto-close="outside" aria-haspopup="true" aria-expanded="false" >Stakeholder center</a> <div class="dropdown-menu animate-menu slideDown" aria-labelledby=""> <div class="row"> <div class="d-none d-lg-block col-lg-3"> <img src="https://www.caiso.com/content/images/nav/nav-stakeholder-center.jpg" class="img-fluid pr-2" alt="" /></div> <div class="d-none d-lg-block col-lg-4 pl-4 pl-lg-0 pr-4"> <div class="d-none d-lg-block dropdown-title">Stakeholder center</div> <div class="dropdown-desc"><p>Stakeholders are essential to the California energy market and the ISO is committed to providing centralized access to transparent information.</p></div> <div class="dropdown-desc-links"> <a href="/getting-started">Participate with the ISO</a> </div> </div> <div class="col-lg-5 border-lg-left px-lg-4"> <div class="row">  <div class="col-12"> <a class="dropdown-item " href="https://stakeholdercenter.caiso.com/StakeholderInitiatives" target="_blank">Policy initiatives</a> <a class="dropdown-item " 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<div class="dropdown-desc"><p>The ISO provides open and non-discriminatory access to the transmission grid, supported by a competitive energy market for resources generating one megawatt or more.</p></div> <div class="dropdown-desc-links"> <a href="/generation-transmission/resource-adequacy/power-contracts-bulletin-board">Power Contracts Bulletin Board</a> </div> </div> <div class="col-lg-5 border-lg-left px-lg-4"> <div class="row">  <div class="col-lg-5"> <a class="dropdown-item " href="/generation-transmission/generation" >Generation</a> <a class="dropdown-item " href="/generation-transmission/transmission" >Transmission</a> <a class="dropdown-item " href="/generation-transmission/load" >Load</a> </div> <div class="col-lg-7"> <a class="dropdown-item " href="/generation-transmission/resource-adequacy" >Resource adequacy</a> <a class="dropdown-item " href="/generation-transmission/metering-telemetry" >Metering and telemetry</a> </div>  </div> </div> </div> </div> </li> <li class="nav-item dropdown"> <a class="nav-link dropdown-toggle " href="/market-operations" id="" role="button" data-bs-toggle="dropdown" data-bs-auto-close="outside" aria-haspopup="true" aria-expanded="false" >Market and operations</a> <div class="dropdown-menu animate-menu slideDown" aria-labelledby=""> <div class="row"> <div class="d-none d-lg-block col-lg-3"> <img src="https://www.caiso.com/content/images/nav/nav-market-operations.jpg" class="img-fluid pr-2" alt="" /></div> <div class="d-none d-lg-block col-lg-3 col-xxl-3_5 pl-4 pl-lg-0 pr-4"> <div class="d-none d-lg-block dropdown-title">Market and operations</div> <div class="dropdown-desc"><p>Procedures, reports and reference information pertinent to grid and market operations.</p></div> <div class="dropdown-desc-links"> <a href="/library/market-reports">Market reports</a> <a href="/market-operations/interchange-scheduling#dynamic-transfers">Dynamic transfers</a> </div> </div> <div class="col-lg-6 col-xxl-5_5 border-lg-left 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data-bs-auto-close="outside" aria-haspopup="true" aria-expanded="false" >Legal and regulatory</a> <div class="dropdown-menu animate-menu slideDown" aria-labelledby=""> <div class="row"> <div class="d-none d-lg-block col-lg-3"> <img src="https://www.caiso.com/content/images/nav/nav-legal-regulatory.jpg" class="img-fluid pr-2" alt="" /></div> <div class="d-none d-lg-block col-lg-3 col-xxl-3_5 pl-4 pl-lg-0 pr-4"> <div class="d-none d-lg-block dropdown-title">Legal and regulatory</div> <div class="dropdown-desc"><p>Research legal policies, notices as well as ISO contracts and agreements. Business practice manuals and operating procedures are also found here.</p></div> <div class="dropdown-desc-links"> </div> </div> <div class="col-lg-6 col-xxl-5_5 border-lg-left px-lg-4"> <div class="row">  <div class="col-lg-6"> <a class="dropdown-item " href="/legal-regulatory/tariff" >Tariff</a> <a class="dropdown-item " href="/legal-regulatory/regulatory-filings-orders" >Regulatory filings and orders</a> <a class="dropdown-item " href="/legal-regulatory/business-practice-manuals" >Business Practice Manuals</a> <a class="dropdown-item " href="/legal-regulatory/legal-policies" >Legal policies and incorporation</a> </div> <div class="col-lg-6"> <a class="dropdown-item " href="/legal-regulatory/contracts-agreements" >Contracts and agreements</a> <a class="dropdown-item " href="/legal-regulatory/compliance" >Compliance</a> <a class="dropdown-item " href="/legal-regulatory/operating-procedures" >Operating procedures</a> </div>  </div> </div> </div> </div> </li> <li class="nav-item search d-none d-lg-block align-content-center"> <a class="nav-link d-none d-md-block d-xl-none" href="/search" id="searchNav"> Search </a> <form action="/search" method="GET" class="d-none d-xl-block" id="search-navbar-main-form"> <div class="input-group input-group-sm"> <input id="search-navbar-main-input" type="search" name="q" class="form-control" placeholder="Search..." autocomplete="off" autocorrect="off" autocapitalize="off" enterkeyhint="search" spellcheck="false" aria-label="Search"> <span class="input-group-text p-0"><input id="search-navbar-main-submit" type="submit" /></span> </div> </form> </li> </ul> </div> </div> </nav> </section> <main id="content" class="mt-0"> <div class="header-jumbotron"> <div class="jumbotron hero position-relative " > <img class="jumbotron-image" src="https://www.caiso.com/content/images/pages/homepage/annual-stats.webp" alt=""/> <div class="container pb-0"> <div class="row pb-0"> <div class="col-lg-7 col-xl-8"> <div class="h-100 jumbotron-item d-flex 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</svg> </div> <div class="col align-self-center ps-0"><div style="font-weight: 700; font-size: 19px;">You can now follow the ISO on Bluesky</div><div style="font-size: 15px;">Read the blog</div></div> </a> </div> </div> </div> </div> </div> <div class="container mt-5 mb-5"> <div class="row"> <div class="col-12"> <h1 class="visually-hidden">California ISO</h1> <div class="todays-outlook"> <div class="row"> <div class="col-sm-8"> <h2>Today's Outlook <span class="updated-time">As of: --:-- PT, --/--/---- </span></h2> </div> <div class="col-sm-4 text-sm-end"> <a href="/todays-outlook" class="btn btn-sm btn-primary mt-sm-5 mb-2">View Today's Outlook</a> </div> </div> <div class="row"> <div class="col-md-12"> <div id="gridStatus"> <div id="gridStatusHeader" class="d-flex align-items-baseline flex-wrap"> <h2 class="h4 my-0 me-2">Grid status</h2> <div class="d-flex align-items-baseline"> <div class="loader"></div> <div class="gs-loading">Loading</div> </div> </div> <dialog id="gridStatusModal"> <div class="gs-modal-header"> <div id="gridStatusModalHeaderTitle" class="gs-event-type"></div> <div class="d-flex align-items-baseline justify-content-between"> <div id="gridStatusModalHeaderEffective"></div> <div id="gridStatusModalHeaderId" class="text-right"></div> </div> <button id="gridStatusModalClose" class="gs-modal-close">Close</button> </div> <div class="gs-modal-body"> <div id="gridStatusModalMessageCount" class="mb-3"></div> <div id="gridStatusModalMessages"></div> </div> </dialog> </div> </div> </div> <div class="row gy-0"> <div class="col-6 col-sm-2_4 overview-icon capacity"> <div class="overview-large-number">--,--- <span>MW</span></div> <div class="overview-large-label">Current capacity</div> </div> <div class="col-6 col-sm-2_4 overview-icon current-demand"> <div class="overview-large-number">--,--- <span>MW</span></div> <div class="overview-large-label">Current demand</div> </div> <div class="col-6 col-sm-2_4 overview-icon forecasted-peak"> <div class="overview-large-number">--,--- <span>MW</span></div> <div class="overview-large-label">Forecasted peak</div> </div> <div class="col-6 col-sm-2_4 overview-icon current-renewables"> <div class="overview-large-number">--,--- <span>MW</span></div> <div class="overview-large-label">Current renewables</div> </div>  <div class="col-6 col-sm-2_4 renewables-serving text-center position-relative"> <div id="renewablesServingPieBtn"></div> <div id="renewablesServingPieBtnLabel"> <div class="chart-percentage">--%</div> <div class="overview-large-label">Renewables serving demand</div> </div> </div>  </div> </div> </div> </div> </div> <div class="container mt-3"> <div class="row"> <div class="col-12"> <div class="row"> </div> </div> </div> </div>  <div data-block-type="calendar-listing" class="container"> <div class="row"> <div class="col-12"> <div class="row"> <div class="col mb-0"> <h2 class="" ">Upcoming calendar</h2> </div> <div class="col-auto text-sm-end align-self-end"> <a class="view-events" href="/meetings-events/calendar" data-original-title="" title="">View full calendar</a> </div> <div class="col-auto text-sm-end align-self-end mb-2" id="calendar-listing-controls-container-108029"> <ul class="event-controls d-inline-block" id="calendar-listing-controls-108029"> <li class="prev"><span class="visually-hidden">Prev</span></li> <li class="next"><span class="visually-hidden">Next</span></li> </ul> </div> </div> </div> </div> </div> <div id="calendar-listing-container-108029" class="container mb-2 px-3 overflow-hidden"> <div class="events-upcoming card-column-group"> <div id="calendar-listing-108029" class="slider-multi row py-2 flex-nowrap"> <div class="col px-2"> <div class="card flex-grow-1" data-bs-toggle="modal" data-bs-target="#eventUpcomingModal-108029" data-event-id="169676" data-event-docs-sort-json="[]" > <div class="card-body"> <div class="tag-group "> <span class="tag online">Online</span> </div> <div class="event-title"> Release User Group Forum </div> <div class="d-none"> <div class="event-location" data-show="false"></div> <div class="event-contact" data-show="true"><p>Trang Vo at <a href="mailto:tvo@caiso.com">tvo@caiso.com</a> or (916) 673-8120</p></div> <div class="event-description" data-show="true"><p><strong>Web and audio participation information</strong></p><p>Step 1: join web conference at <a target="_blank" href="https://caiso.webex.com/caiso/j.php?MTID=m8f4dee2c7059898b3609c46be3cd2c20" rel="noreferrer noopener">https://caiso.webex.com/caiso/j.php?MTID=m8f4dee2c7059898b3609c46be3cd2c20</a></p><p>Step 2: connect audio by selecting <i>computer audio</i> or selecting <i>call me</i> and enter your phone number</p><p>Audio only participation: call 1-844-621-3956, access code: 24910427352#</p><p>United States Toll Free +1-650-479-3208,,24910427352## </p><p>Technical support: call Intellor at 1-301-250-7202</p><p><strong>Related information</strong></p><p><a target="_blank" href="https://www.caiso.com/meetings-events/meetings#RUG" rel="noreferrer noopener">https://www.caiso.com/meetings-events/meetings#RUG</a></p></div> <div class="event-topic" data-show="true"> <a href="https://www.caiso.com/meetings-events/topics/release-users-group-rug">View more events under Release User Group (RUG)</a> </div> </div> </div> <div class="card-footer"> <div class="event-date-time"> <div class="event-date d-inline-block me-2">02/18/2025</div> <div class="event-time d-inline-block">10:00 AM - 11:00 AM</div> </div> </div> </div> </div> <div class="col px-2"> <div class="card flex-grow-1" data-bs-toggle="modal" data-bs-target="#eventUpcomingModal-108029" data-event-id="172882" data-event-docs-sort-json="[]" > <div class="card-body"> <div class="tag-group "> <span class="tag call">Call</span> </div> <div class="event-title"> Congestion Revenue Rights System Upgrade Market Simulation </div> <div class="d-none"> <div class="event-location" data-show="false"></div> <div class="event-contact" data-show="true"><p>Market Simulation at <a href="mailto:MarketSim@caiso.com">MarketSim@caiso.com</a>.</p></div> <div class="event-description" data-show="true"><p>Meeting link emailed to registered CRR Market Simulation participants. </p><p> </p><p style="margin-left:0px;"><strong>Related information</strong></p><p style="margin-left:0px;"><a target="_blank" href="https://www.caiso.com/systems-applications/release-planning" rel="noreferrer noopener">https://www.caiso.com/systems-applications/release-planning</a></p></div> <div class="event-topic" data-show="true"> <a href="https://www.caiso.com/meetings-events/topics/market-simulation-meeting">View more events under Market simulation meeting</a> </div> </div> </div> <div class="card-footer"> <div class="event-date-time"> <div class="event-date d-inline-block me-2">02/18/2025</div> <div class="event-time d-inline-block">1:00 PM - 2:00 PM</div> </div> </div> </div> </div> <div class="col px-2"> <div class="card flex-grow-1" data-bs-toggle="modal" data-bs-target="#eventUpcomingModal-108029" data-event-id="165450" data-event-docs-sort-json="[{"label":"Notice - BPM Change Management - Proposed Revision Requests and Updated BPMs Posted as of 2/4/25","icon":"pi pi-fw pi-link","type":"Link","key":"0","children":[],"data":{"subRequestId":null,"title":"Notice - BPM Change Management - Proposed Revision Requests and Updated BPMs Posted as of 2/4/25","description":"","cmsId":173155,"url":"https://www.caiso.com/notices/bpm-change-management-proposed-revision-requests-and-updated-bpms-posted-as-of-2-4-25","filename":null,"filesize":null,"isoDatePosted":"2025-02-06T12:02:09.700051-08:00"}}]" > <div class="card-body"> <div class="tag-group "> <span class="tag deadline">Deadline</span> </div> <div class="event-title"> Comments due - BPM Proposed Revision Requests PRR 1599-1616 </div> <div class="d-none"> <div class="event-location" data-show="false"></div> <div class="event-contact" data-show="true"><p>Nicole Hines, 916-597-8108, <a href="mailto:BPM_CM@caiso.com">BPM_CM@caiso.com</a> </p></div> <div class="event-description" data-show="true"><p>Notice: <a target="_blank" href="https://www.caiso.com/notices/bpm-change-management-proposed-revision-requests-and-updated-bpms-posted-as-of-2-4-25" rel="noreferrer noopener">https://www.caiso.com/notices/bpm-change-management-proposed-revision-requests-and-updated-bpms-posted-as-of-2-4-25</a> <br /><br />PRR Comment Tool: <a target="_blank" href="https://bpmcm.caiso.com/Pages/default.aspx" rel="noreferrer noopener">https://bpmcm.caiso.com/Pages/default.aspx</a></p></div> <div class="event-topic" data-show="true"> <a href="https://www.caiso.com/meetings-events/topics/business-practice-manual-bpm-change-management">View more events under Business Practice Manual (BPM) change management</a> </div> </div> </div> <div class="card-footer"> <div class="event-date-time"> <div class="event-date d-inline-block me-2">02/19/2025</div> <div class="event-time d-inline-block"></div> </div> </div> </div> </div> <div class="col px-2"> <div class="card flex-grow-1" data-bs-toggle="modal" data-bs-target="#eventUpcomingModal-108029" data-event-id="171623" data-event-docs-sort-json="[]" > <div class="card-body"> <div class="tag-group "> <span class="tag webinar">Webinar</span> </div> <div class="event-title"> External Market Simulation Training - FERC Order 881, Track 2 - Managing Transmission Line Ratings </div> <div class="d-none"> <div class="event-location" data-show="false"></div> <div class="event-contact" data-show="true"><p><a href="mailto:customerReadiness@caiso.com">customerReadiness@caiso.com</a> </p></div> <div class="event-description" data-show="true"><p><strong>Web and audio participation information</strong></p><p>Step 1: join web conference at <a target="_blank" href="https://caiso.webex.com/caiso/j.php?MTID=mb90985a74e77ed7170111727f83daba7" rel="noreferrer noopener">https://caiso.webex.com/caiso/j.php?MTID=mb90985a74e77ed7170111727f83daba7</a> </p><p>Step 2: connect audio by selecting computer audio or selecting call me and enter your phone number</p><p>Audio only participation: call 1-844-621-3956, access code: 2499 649 4095</p><p>Technical support: call Intellor at 1-301-250-7202</p><p><strong>Related information</strong></p><p><a target="_blank" href="https://www.caiso.com/systems-applications/release-planning" rel="noreferrer noopener">https://www.caiso.com/systems-applications/release-planning</a> </p></div> <div class="event-topic" data-show="true"> <a href="https://stakeholdercenter.caiso.com/StakeholderInitiatives/FERC-order-no-881-managing-transmission-line-ratings">View more events under FERC Order No 881 Managing Transmission Line Ratings</a> </div> </div> </div> <div class="card-footer"> <div class="event-date-time"> <div class="event-date d-inline-block me-2">02/19/2025</div> <div class="event-time d-inline-block">9:00 AM - 10:30 AM</div> </div> </div> </div> </div> <div class="col px-2"> <div class="card flex-grow-1" data-bs-toggle="modal" data-bs-target="#eventUpcomingModal-108029" data-event-id="171696" data-event-docs-sort-json="[{"label":"Presentation - Annual Summer ATC Assessment - Feb 19, 2025","icon":"pi pi-fw pi-file","type":"Document","key":"0","children":[],"data":{"subRequestId":null,"title":"Presentation - Annual Summer ATC Assessment - Feb 19, 2025","description":"","cmsId":173810,"url":"https://www.caiso.com/documents/presentation-annual-summer-atc-assessment-feb-19-2025.pdf","filename":"presentation-annual-summer-atc-assessment-feb-19-2025.pdf","filesize":1722366,"isoDatePosted":"2025-02-14T11:43:22.4108992-08:00"}}]" > <div class="card-body"> <div class="tag-group "> <span class="tag online">Online</span> </div> <div class="event-title"> Annual Summer ATC Assessment </div> <div class="d-none"> <div class="event-location" data-show="false"></div> <div class="event-contact" data-show="true"><p>Yelena Kopylov-Alford <a href="mailto:ykopylovalford@caiso.com">ykopylovalford@caiso.com</a> </p></div> <div class="event-description" data-show="true"><p><strong>Web and audio participation information</strong></p><p>Step 1: join web conference at <a target="_blank" href="https://caiso.webex.com/caiso/onstage/g.php?MTID=e4cad78e3aaab0e0d8e2318f11044b646" rel="noreferrer noopener">https://caiso.webex.com/caiso/onstage/g.php?MTID=e4cad78e3aaab0e0d8e2318f11044b646</a> </p><p>Step 2: connect audio by selecting <i>computer audio</i> or selecting <i>call me</i> and enter your phone number</p><p>Audio only participation: call 1-844-621-3956, access code: 24870603712</p><p>Technical support: call Intellor at 1-301-250-7202</p><p><strong>Related Information:</strong></p><p>The ATC values are posted on the <a target="_blank" href="http://oasis.caiso.com/mrioasis/logon.do" rel="noreferrer noopener">CAISO OASIS page</a>.</p><p> </p></div> <div class="event-topic" data-show="true"> <a href="https://www.caiso.com/meetings-events/topics/miscellaneous-meetings">View more events under Miscellaneous meetings</a> </div> </div> </div> <div class="card-footer"> <div class="event-date-time"> <div class="event-date d-inline-block me-2">02/19/2025</div> <div class="event-time d-inline-block">10:00 AM - 12:00 PM</div> </div> </div> </div> </div> </div> </div> </div> <div class="modal fade" id="eventUpcomingModal-108029" tabindex="-1" aria-labelledby="eventUpcomingModalTitle" aria-hidden="true"> <div class="modal-dialog modal-lg modal-dialog-centered" role="document"> <div class="modal-content"> <div class="modal-header"> <h5 class="modal-title"> <div class="tag-group"></div><div id="eventUpcomingModalTitle"></div> </h5> <button type="button" class="btn-close" data-bs-dismiss="modal" aria-label="Close"> <span aria-hidden="true">Close</span> </button> </div> <div class="modal-event-date-time"> <div class="event-date d-inline-block me-2"></div> <div class="event-time d-inline-block"></div> </div> <div class="modal-body"> <div class="modal-event-description"></div> <div class="modal-event-folder"></div> <div class="modal-event-location"></div> <div class="modal-event-topic"></div> <div class="modal-event-contact"></div> </div> <div class="modal-footer align-items-start"> <div class="add-calendar flex-grow-1"></div> </div> </div> </div> </div> <script>let calListingBlockId = "108029";</script> <script defer src="/theme/js/cal-listing.js?v=1.1.9"></script> <div class="container"> <div class="row"> <div class="col-12"> <div class="row"> </div> </div> </div> </div> </div> </div> <div data-block-type="break" class="break py-5" > <div class="container-fluid"> <div class="row"> <style> .tab-nav[data-tab-active=getting-started-tab] { background-image: url('/content/images/pages/homepage/participate-with-the-iso/getting-started-bkgrd.webp');}.tab-nav[data-tab-active=western-eim-tab] { background-image: url('/content/images/pages/homepage/participate-with-the-iso/westerneim-bkgrd.webp');}.tab-nav[data-tab-active=edam-tab] { background-image: url('/content/images/pages/homepage/participate-with-the-iso/edam-bkgrd.webp'); }.tab-nav[data-tab-active=rc-west-tab] { background-image: url('/content/images/pages/homepage/participate-with-the-iso/rcwest-bkgrd.webp');}.tab-nav[data-tab-active=request-application-access-tab] { background-image: url('/content/images/pages/homepage/participate-with-the-iso/requestappaccess-bkgrd.webp');}.tab-nav[data-tab-active=products-services-tab] { background-image: url('/content/images/pages/homepage/participate-with-the-iso/productandservices-bkgrd.webp');}.tab-nav[data-tab-active=resource-adequacy-tab] { background-image: url('/content/images/pages/homepage/participate-with-the-iso/resourceadequacy-bkgrd.webp');} .ico-edam { background-image: url('/content/images/icons/ico-edam-white.svg');}</style><div class="col px-0" style="border-radius:var(--bs-border-radius-lg);margin:0 auto;max-width:1600px;overflow:hidden;"><div class="tab-nav tab-nav-dark" data-tab-active="getting-started-tab"><div class="cover"> </div><div class="container py-5 position-relative"><div class="row"><div class="col-12"><h3 class="mt-0 text-white">Participating with the ISO</h3></div></div><div class="row"><div class="col-md-4"><div class="nav nav-pills flex-column" id="tab-nav-1"><a class="nav-link active" href="#getting-started" id="getting-started-tab" data-bs-toggle="tab"><span class="ico ico-sm ico-getting-started ico-white">icon</span>Getting started</a> <a class="nav-link" href="#western-eim" id="western-eim-tab" data-bs-toggle="tab"><span class="ico ico-sm ico-transmission ico-white">icon</span>Western Energy Imbalance Market (WEIM)</a> <a class="nav-link" href="#edam" id="edam-tab" data-bs-toggle="tab"><span class="ico ico-sm ico-edam ico-white">icon</span>Extended Day-Ahead Market (EDAM)</a> <a class="nav-link" href="#rc-west" id="rc-west-tab" data-bs-toggle="tab"><span class="ico ico-sm ico-available-capacity ico-white">icon</span>RC West</a> <a class="nav-link" href="#request-application-access" id="request-application-access-tab" data-bs-toggle="tab"><span class="ico ico-sm ico-application-access ico-white">icon</span>Request application access</a> <a class="nav-link" href="#products-services" id="products-services-tab" data-bs-toggle="tab"><span class="ico ico-sm ico-products-services ico-white">icon</span>Products and services</a> <a class="nav-link" href="#resource-adequacy" id="resource-adequacy-tab" data-bs-toggle="tab"><span class="ico ico-sm ico-resource-adequacy ico-white">icon</span>Resource adequacy</a></div></div><div class="col-md-7 offset-md-1"><div class="tab-content"><div class="tab-pane active" id="getting-started"><h4 class="h2 mt-0 text-white"><span class="ico ico-lg ico-getting-started ico-white">icon</span>Getting Started</h4><p class="lead">The power industry is changing fast — and that creates opportunities for new participants to enter our competitive market. Be a scheduling coordinator, connect to the grid, or bid into our markets.</p><p><a class="btn btn-lg btn-link" href="/getting-started">Become a participant with the ISO</a></p></div><div class="tab-pane" id="western-eim"><h4 class="h2 mt-0 text-white"><span class="ico ico-lg ico-transmission ico-white">icon</span>Western Energy Imbalance Market (WEIM)</h4><p class="lead">WEIM is a wholesale energy trading market for the West. Our scalable and flexible platform allows entities to join in a timeframe that works for their business.</p><p><a class="btn btn-lg btn-link me-4" href="https://www.westerneim.com/" target="_blank" rel="noreferrer noopener">Join the WEIM real-time market</a><a class="btn btn-lg btn-link" href="https://www.westerneim.com/Pages/About/HowItWorks.aspx" target="_blank" rel="noreferrer noopener">Learn how WEIM works</a></p></div><div class="tab-pane" id="edam"><h4 class="h2 mt-0 text-white"><span class="ico ico-lg ico-edam ico-white">icon</span>Extended Day-Ahead Market (EDAM)</h4><p class="lead">EDAM will build on the economic, reliability, and environmental benefits of the Western Energy Imbalance Market (WEIM) by optimizing the use of existing transmission and resources in the much larger day-ahead timeframe across an expanded footprint.</p><p><a class="btn btn-lg btn-link me-4" href="https://www.westerneim.com/Pages/ExtendedDayAheadMarket.aspx" target="_blank" rel="noreferrer noopener">Learn more about EDAM</a><a class="btn btn-lg btn-link" href="https://www.westerneim.com/Pages/ExtendedDayAheadMarketImplementation.aspx" target="_blank" rel="noreferrer noopener">Join the EDAM</a></p></div><div class="tab-pane" id="rc-west"><h4 class="h2 mt-0 text-white"><span class="ico ico-lg ico-available-capacity ico-white">icon</span>RC West</h4><p class="lead">The ISO's RC West is the Reliability Coordinator (RC) of record for many balancing authorities and transmission operators in the western United States. An RC oversees grid compliance with federal and regional grid standards, and can determine measures to prevent or mitigate system emergencies in day-ahead or real-time operations.</p><p><a class="btn btn-lg btn-link" href="/market-operations/products-services/rc-west">Learn about RC West</a></p></div><div class="tab-pane" id="request-application-access"><h4 class="h2 mt-0 text-white"><span class="ico ico-lg ico-application-access ico-white">icon</span>Request application access</h4><p class="lead">Confidential information and data communicated between the ISO and its participants during the course of planning and market activities are protected through robust systems and application security. All systems and applications, except OASIS, require an User Access Administrator (UAA) to grant access and removal.</p><p><a class="btn btn-lg btn-link me-4" href="/systems-applications/requesting-access-certificates">Learn about requesting access and certificates</a><a class="btn btn-lg btn-link" href="/systems-applications/user-access-administrator-uaa">Become a UAA</a></p></div><div class="tab-pane" id="products-services"><h4 class="h2 mt-0 text-white"><span class="ico ico-lg ico-products-services ico-white">icon</span>Product and services</h4><p class="lead">The ISO wholesale energy market is comprised of distinct day-ahead and real-time processes. The energy products and services traded in our market allow us to meet reliability needs and serve load. The market also offers services in which qualified entities can buy and sell congestion revenue rights and engage in convergence bidding activities.</p><p><a class="btn btn-lg btn-link" href="/market-operations/products-services">Learn about our products and services</a></p></div><div class="tab-pane" id="resource-adequacy"><h4 class="h2 mt-0 text-white"><span class="ico ico-lg ico-resource-adequacy ico-white">icon</span>Resource adequacy</h4><p class="lead">The reliability requirements and resource adequacy programs provide deliverability criteria that each load serving entity must meet, and provide rules for counting resources that must be made available to the ISO. The ISO reliability requirements program is intended to complement the state's efforts to implement resource adequacy programs.</p><p><a class="btn btn-lg btn-link" href="/generation-transmission/resource-adequacy">Learn about resource adequacy</a></p></div></div></div></div></div></div></div> </div> </div> </div> </div> </div> </div> </div> <div data-block-type="break" class="break " > <div class="container"> <div class="row"> </div> <div class="row pb-5 mt-5" > <div data-block-type="content" class="col-md-6 mb-auto mt-auto"id=""class="col-12"> <h2 class="mt-2"> <svg id="onjrcudpwt-Layer_1" class="icon icon-color-custom d-inline-block align-middle" width="36px" xmlns="http://www.w3.org/2000/svg" data-name="Layer 1" viewBox="0 0 25 25" fill="#103d69"> <path d="M9.5,12a3,3,0,1,1,3-3A3,3,0,0,1,9.5,12Zm0-5a2,2,0,1,0,2,2A2,2,0,0,0,9.5,7Z"></path> <path d="M13.5,16a.5.5,0,0,1-.5-.5,3.5,3.5,0,0,0-7,0,.5.5,0,0,1-1,0,4.5,4.5,0,0,1,9,0A.5.5,0,0,1,13.5,16Z"></path> <path d="M6.9,20.45a2,2,0,1,1,2-2A2,2,0,0,1,6.9,20.45Zm0-3a1,1,0,1,0,1,1A1,1,0,0,0,6.9,17.45Z"></path> <path d="M19.5,23H4.4a.5.5,0,0,1-.5-.5,3,3,0,0,1,6-.5H14a3,3,0,0,1,6,.5A.5.5,0,0,1,19.5,23Zm-4.44-1h3.88a2,2,0,0,0-3.88,0ZM5,22H8.84A2,2,0,0,0,5,22Z"></path> <path d="M11.9,20.45a2,2,0,1,1,2-2A2,2,0,0,1,11.9,20.45Zm0-3a1,1,0,1,0,1,1A1,1,0,0,0,11.9,17.45Z"></path> <path d="M14.4,23a.5.5,0,0,1-.5-.5,2,2,0,0,0-4,0,.5.5,0,0,1-1,0,3,3,0,0,1,6,0A.5.5,0,0,1,14.4,23Z"></path> <path d="M17.1,20.45a2,2,0,1,1,2-2A2,2,0,0,1,17.1,20.45Zm0-3a1,1,0,1,0,1,1A1,1,0,0,0,17.1,17.45Z"></path> <path d="M20.5,16H3.5A1.5,1.5,0,0,1,2,14.5v-9A1.5,1.5,0,0,1,3.5,4h9.64a.5.5,0,0,1,0,1H3.5a.5.5,0,0,0-.5.5v9a.5.5,0,0,0,.5.5h17a.5.5,0,0,0,.5-.5v-6a.5.5,0,0,1,1,0v6A1.5,1.5,0,0,1,20.5,16Z"></path> <path d="M18.1,3.05c2.7,0,4.9,1.3,4.9,2.8s-2.2,2.8-4.9,2.8a9.91,9.91,0,0,1-1.8-.2h0L14.5,9l.2-1.1a2.34,2.34,0,0,1-1.4-2c-.1-1.5,2.1-2.8,4.8-2.8m0-1c-3.3,0-5.9,1.7-5.9,3.8a3.25,3.25,0,0,0,1.4,2.5l-.9,2.1,3.4-1a11.08,11.08,0,0,0,1.9.2c3.3,0,5.9-1.7,5.9-3.8s-2.5-3.8-5.8-3.8Z"></path> </svg> <span class="align-middle">Storage Design and Modeling Working Group</span></h2> <p>Join us on Feb. 20, 2025 from 9:00 am to 4:00 pm to discuss the Storage Design and Modeling initiative. The working group will continue to refine energy storage Bid-Cost Recovery (BCR) provisions, explore storage Default Energy Bids (DEB) enhancements, and enhance the storage outage submission process. </p><p><a class="btn btn-primary" href="Add to calendar https://www.caiso.com/resources/export/ical?id=167244">View meeting details</a></p> </div> <div class="col-md-6"> <div class="showcase"> <div class="showcase-item center active" style="background-image:url(/content/images/pages/homepage/adspace/meetings.webp );"> <div class="showcase-caption"> <div class="showcase-caption-content"> <div class="showcase-title fw-medium" style="color:#ffffff!important;text-shadow:none!important;"> Events Calendar  </div> <p class="fw-normal" style="color:#ffffff;"> Upcoming events, meetings, trainings, and deadlines are listed on the CAISO event calendar.  </p> <p class="mt-3"> <a class="btn btn-primary me-2" href="https://www.caiso.com/meetings-events/calendar">See what's happening at CAISO</a>  </p> </div> </div> </div> </div> </div> </div> <div class="row mb-5 pt-5" > <div data-block-type="image" class="col-md-4 offset-md-1"id=""> <img class="img-fluid" src="https://www.caiso.com/content/images/folsom-control-room.jpg" width="auto" alt="Folsom control room"> </div> <div data-block-type="content" class="col-md-6 mt-auto mb-auto"id=""> <h2 class="h2 mt-3 mt-md-0">About the California ISO</h2> <p>The ISO manages the flow of electricity across high-voltage, long-distance power lines that make up 80 percent of California's and a small part of Nevada's grid. The nonprofit public benefit corporation also operates a competitive wholesale energy market, and conducts transmission planning to identify grid expansion needs.</p><p><a class="btn btn-link btn-sm me-3" href="/about/our-business">Learn more about our business</a><a class="btn btn-link btn-sm" href="/about/our-leadership">Get to know our leadership</a></p> </div> </div> <div class="row mt-5" > </div> </div> </div> </div> </div> </main> <footer id="footer"> <div class="fat-footer"> <div class="container"> <div class="row"> <div class="col-lg-5"> <h5>California ISO</h5> <ul class="row"> <li class="col-md-4 col-lg-6"> <a href="/about">About</a> </li> <li class="col-md-4 col-lg-6"> <a href="/emergency-notifications">Emergency notifications</a> </li> <li class="col-md-4 col-lg-6"> <a href="/about/news">Newsroom</a> </li> <li class="col-md-4 col-lg-6"> <a href="/legal-regulatory/business-practice-manuals">Business Practice Manuals</a> </li> <li class="col-md-4 col-lg-6"> <a href="/about/governance-committees">Governance and committees</a> </li> <li class="col-md-4 col-lg-6"> <a href="/legal-regulatory/tariff">Tariff</a> </li> <li class="col-md-4 col-lg-6"> <a href="/about/careers">Careers</a> </li> </ul> </div> <div class="col-md-8 col-lg-5"> <h5>Related websites</h5> <ul class="row"> <li class="col-md-6"> <a href="http://oasis.caiso.com/">OASIS</a> </li> <li class="col-md-6"> <a href="https://portal.caiso.com/">Market Participant Portal</a> </li> <li class="col-md-6"> <a href="https://www.westerneim.com/">Western Energy Markets</a> </li> <li class="col-md-6"> <a href="https://weim.caiso.com/">WEIM Portal</a> </li> <li class="col-md-6"> <a href="https://rc.caiso.com/">RC Portal</a> </li> </ul> </div> <div class="col-md-4 col-lg-2"> <h5>Support</h5> <ul class="row"> <li class="col-12"> <a href="/about/contact">Contact us</a> </li> <li class="col-12"> <a href="/stakeholder/training">Training center</a> </li> <li class="col-12"> <a href="https://developer.caiso.com/">Developer Portal</a> </li> </ul> </div> </div> </div> </div> <div class="bottom-footer"> <div class="container"> <div class="row"> <div class="col-md-12"> <div class="row notifications"> <div class="col-md-3"> <div class="iso-today"> <a href="/iso-today">ISO Today</a> <span class="desc">Free mobile app to monitor grid conditions, receive alerts and track calendar events.</span> </div> </div> <div class="col-md-3"> <div class="daily-briefing"> <a href="/daily-briefing">Daily Briefing</a> <span class="desc">Daily email summarizing the day's notices.</span> </div> </div> <div class="col-md-3"> <div class="news"> <a href="/about/news/news-releases">News releases</a> <span class="desc">Email with the latest Board of Governors decisions and breaking developments.</span> </div> </div> <div class="col-md-3"> <div class="flex-alert"> <a href="https://www.flexalert.org/">Flex Alert</a> <span class="desc">A call for consumers to voluntarily conserve electricity when there is a predicted shortage of energy supply.</span> </div> </div> </div> </div> <div class="col-md-12 text-center"> <div class="social-container"> <h5>Follow Us</h5> <ul class="social"> <li class="bluesky"><a href="https://bsky.app/profile/californiaiso.bsky.social">Bluesky</a></li> <li class="twitter"><a href="https://www.twitter.com/California_ISO/">X (Twitter)</a></li> <li class="facebook"><a href="https://www.facebook.com/CaliforniaISO/">Facebook</a></li> <li class="linkedin"><a href="https://www.linkedin.com/company/california-iso">LinkedIn</a></li> <li class="youtube"><a href="https://www.youtube.com/CaliforniaISOFolsomCA">YouTube</a></li> </ul> <a href="/subscriptions" class="btn btn-xs btn-outline-gray mt-2 mt-md-0">Subscriptions</a> </div> </div> </div> <div class="row basement"> <div class="col-12"> <p class="copyright">Copyright © 2025 California Independent System Operator. 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