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The ISO makes powerful news

With California at the vanguard of the transition to renewable energy, all the world’s eyes are on the ISO’s innovation, technology, and strategies for greening the grid. Public affairs and media relations are at the heart of the ISO’s mission to inform, educate, and promote the clean, reliable electric system and efficient market of the future.

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Stay informed by subscribing to news releases and Energy Matters blog monthly summary.


flex alerts  

Flex Alerts

A Flex Alert is a call for consumers to voluntarily conserve electricity when there is a predicted shortage of energy supply, especially if the grid operator needs to dip into reserves to cover demand. When consumers reduce electricity use at critical times, it can prevent more dire emergency measures, including possible power outages.

public safety power shutoff  

Public Safety Power Shutoff (PSPS)

Learn more about the utilities’ Public Safety Power Shutoff (PSPS) programs, as part of wildfire risk mitigation plans by visiting


To learn more about Public Safety Power Shutoffs, contact the utility for your area:



During the coronavirus COVID-19 pandemic, the ISO is following a robust business continuity plan designed to maintain reliable operation of the power grid and protect staff and stakeholders. The ISO also remains committed to its ideals of transparency and its role as a technical resource.

11/20/2020   California ISO Extends Visitor Restrictions into 2021


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​             California ISO Folsom​
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