Joint Virtual Press Conference: Launch of the Extended Day-Ahead Market (EDAM)
WHAT:
The California Independent System Operator (CAISO) and PacifiCorp will host a virtual media briefing on the operational rollout of EDAM. This market milestone builds upon the enhanced reliability and more than $8 billion in financial savings delivered to Western Energy Imbalance Market participants and their customers across the West since 2014.
By extending regional market operations into the day-ahead timeframe when most electricity deliveries are scheduled, EDAM will deliver even greater reliability and economic value for electricity customers. The event features a dedicated Q&A session for journalists to engage with senior executives from PacifiCorp and CAISO as well as the current Chair of the Western Energy Markets Governing Body, which has primary decision-making authority over the market rules.
The full list of participants who will join EDAM through 2028 includes:
- PacifiCorp (first participant to onboard)
- Portland General Electric (fall 2026)
- Balancing Authority of Northern California (2027)
- LADWP (2027)
- Public Service Company of New Mexico (2027)
- Turlock Irrigation District (2027)
- Imperial Irrigation District (2028)
Entities leaning towards EDAM:
- NV Energy (recently received PUCN approval to join)
- Idaho Power
- BHE Montana
WHEN:
May 1 at 10 a.m. [PDT]
SPEAKERS:
Rebecca Wagner, Chair of the Western Energy Markets Governing Body
Elliot Mainzer, President and CEO, CAISO
Ryan Flynn, President, Pacific Power, a division of PacifiCorp
SUBJECT MATTER EXPERTS:
Mark Rothleder, Senior VP and Chief Operating Officer, CAISO
Khaled Abdul-Rahman, Senior VP and Chief Information Officer, CAISO
Kerstin Rock, Managing Director, Western Market Policy & Analytics, PacifiCorp
Mike Wilding, Vice President, Energy Supply Management, PacifiCorp
WHERE/HOW TO JOIN:
The event will be broadcast live online. Journalists can access the presentation stream and submit questions during the media Q&A session via the following platform: https://intellor.webex.com/intellor/j.php?MTID=m640f7ddb25704d2741bdea14ed46e581
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California ISO | 250 Outcropping Way | Folsom, CA 95630 | www.caiso.com
The California Independent System Operator (ISO) is a nonprofit public-benefit corporation dedicated with its partners to continuous improvement and secure operation of a reliable grid operated for the benefit of electricity consumers.
The ISO provides comprehensive grid planning, open and nondiscriminatory access to one of the largest networks of high-voltage transmission power lines in the world and operates a competitive electricity market that in 2024 included $16.1 billion in transactions. In helping to carry out California’s energy policy objectives, the ISO is at the forefront of integrating renewable power and advanced technologies that will help provide a reliable and sustainable energy future efficiently and cleanly.
The Western Energy Imbalance Market (WEIM) is a real-time wholesale energy trading market that enables participants throughout the West to buy and sell energy when needed. Since its inception in 2014, it has resulted in more than $7 billion in financial benefits to market participants and their customers and has enhanced reliability across the region by sharing diverse resources and optimizing inter-connected transmission. The Western Energy Markets Governing Body, designed by regional stakeholders, has primary decision-making authority regarding rules specific to participation in the WEIM and Extended Day-Ahead Market.