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caiso.com
California ISO
@caiso.com
660 followers 13 following 140 posts
Official Bluesky account for the California ISO ⚡ Conserve energy: @flexalert.org ⬇️ ISO Today mobile app: http://bit.ly/3g0mEnm 💡 Visit www.caiso.com.
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Happy Halloween! 👻

🦇 Beware of energy vampires lurking in your home, draining your power.

⚡ Try these tricks to scare off them off and enjoy spooktacular energy savings: ow.ly/X00S50Xk4TM
📣 NEWS: The WEIM continues to drive cost savings across the West.

In Q3 2025, the WEIM delivered over $412M in economic benefits to participants, pushing total cumulative savings to $7.82B since the market’s launch in 2014. ⚡

💡 Learn more about the impact: ow.ly/sAgu50XkC7Q
Get into the spooky season with us! 👻

⚡ Energy vampires are lurking - drawing enough power out of your home to waste energy and slay your wallet.

Our new Energy Matters blog post has tips for spooktacular savings: ow.ly/ig0E50XjomT
Tracking greenhouse gas (GHG) emissions is key for many organizations. We're working to make GHG emissions from market dispatch more transparent, helping others better understand the impact of their electricity use. ⚡

💡 Learn more in our latest Energy Matters blog post: ow.ly/NMMA50XfPvP
Big thanks to Utah Associated Municipal Power Systems (UAMPS) for visiting us! ⚡

We truly appreciated the engaging discussion and look forward to future collaborations as we work together to power forward!
In 2020, the ISO-managed grid had just ~122 MW of battery storage. Since then, more than 14,000MW 🔋 have been added to the grid—a real game changer for reliability during summer periods of peak demand.

⚡ Batteries are powering forward reliability. www.latimes.com/environment/...
California made it through another summer without a Flex Alert. Thank batteries, experts say
Batteries that pair with clean solar and wind energy or just bolster electrical grids in general have completely taken off and are making a big difference on the California grid.
www.latimes.com
October is Energy Awareness Month! ⚡

Let’s bring our energy together for a brighter, cleaner future. Small changes can make a big impact—check out energy saving tips at @flexalert.bsky.social and FlexAlert.org.
Last week, our President & CEO, Elliot Mainzer, joined government leaders and environmental partners at the Los Angeles Business Council Sustainability Summit to discuss the rising energy demand and innovations for a clean energy future in California. ⚡
Our September 2025 key stats document is now available. ⚡

Get insight into all the resources that bolstered our power grid and enhanced reliability during the peak summer season.

💡 Learn more: ow.ly/yER850XbcY0
On Indigenous Peoples' Day and everyday, we honor and celebrate the rich history and cultures of Indigenous communities.
Busy week at the California ISO, as we hosted the WEIM Modeling and Resource Registration Forum (Oct. 7) and New Resource Implementation Forum (Oct. 9). ⚡

A great opportunity for us to engage with the stakeholder community.

Thank you to all of those who participated! 🙌
Last week, Anna McKenna and Neil Millar participated in panel discussions on emerging energy topics at the Fall 2025 joint CREPC-WIRAB meeting in Portland, OR.

We are proud to share our contributions to shaping the future of energy. ⚡
With summer behind us, we’re preparing for the winter season. ❄️⚡

💡 Collaboration and planning are key to ensuring the power grid is prepared to handle any challenges this season. ow.ly/8i9Z50X8SIH
Thank you for 5 electrifying years, Elliot Mainzer! ⚡

Five years of progress driven by collaboration and innovation.

Here’s to many more years of powering forward together.

#teamCAISO
On this first ever “Sun” Day, we celebrate the power of clean energy and a brighter future ahead. ☀️

This summer, the sun’s incredible power helped us achieve a new solar peak record of 21,774 MW on July 30. 😎

💡 Learn more: www.caiso.com/todays-outlook
We look forward to following through with all our partners to deliver reliable and cost-effective energy to consumers throughout the West. Let's keep powering forward together! 🤝 2/
Happy National Clean Energy week! ⚡

We remain committed to operating the most environmentally sustainable power grid in the world, paving the way to a brighter energy future.

💡 Explore the renewable resources powering our grid: caiso.com/todays-outlook
Advocates are calling the passage of California’s AB 825 a “huge win” for consumers across the West, further advancing our mission of delivering reliable, cost-effective energy while deepening collaboration across the region. ⚡

Read more: ow.ly/9Owa50WYoG4
Regional Western electricity market closer to reality following California vote
The passage of AB 825 caps a years-long push by many clean energy advocates to regionalize the Western energy markets and sets the stage for the creation of a regional transmission organization.
ow.ly
Our August Key Stats are now available. ⚡

Take a closer look at the resources that kept the grid running strong last month. ➡️ ow.ly/zBH350WUP97
This milestone was shaped by years of successful and evolving regional collaboration. We remain fully committed to the successful launch of EDAM & will offer technical support throughout the transition. 3/
ow.ly/4RKV50WWm57
While the bill awaits the Governor’s signature, here’s what to know: As the Pathways Committee develops the framework for the new regional organization, we'll coordinate closely with them and stakeholders to ensure alignment with legislative requirements. 2/
Major milestone for the West: We commend the California Legislature, Governor Gavin Newsom, and the diverse coalition of stakeholders for their leadership in advancing AB 825 — a crucial next step toward independent governance of Western energy markets. THREAD 1/🧵

ow.ly/T3aY50WWm44
This week, the California Senate unanimously (40-0) confirmed Severin Borenstein and Jan Schori to CAISO's Board of Governors.⚡️

Congratulations to Severin and Jan on their reappointment! We look forward to their continued leadership and expertise in enhancing reliability.
This week, we welcomed the Australian Energy Market Operator (AEMO) to California ISO! ⚡

Sharing expertise is key as energy markets tackle similar challenges and opportunities—integrating renewables, maintaining grid reliability, and innovating for a sustainable future.