Description: Notice

August 27, 2013



Requested Client Action

Information Only


Grid Operation

Market Operations

Market Rules and Market Design



2013-2014 Reliability Assessment Planning Data Posted




The California ISO has posted to its secured website the planning data that the 2013-2014 reliability assessment preliminary results and mitigations solutions were based.



Main Text

As part of Phase 2 of the annual ISO transmission planning process, the ISO posted the 2013-2014 reliability assessment preliminary study results and mitigation solutions to its website at on August 15, 2013. Please note, the PG&E preliminary bulk system results were updated to include study results inadvertently not included in the original posting.


The reliability base cases and planning data these studies were based on are available for stakeholder reference through the market participant portal at under the transmission planning section. The planning data reflects the assumptions addressed with stakeholders in the 2013-2014 Study Plan and is being used to develop the 2013-2014 ISO Transmission Plan.


Transmission planning process participants may refer to the Transmission Planning Process Business Practice Manual (BPM) at for more information about the annual transmission planning process.


About the Secured Transmission Planning Webpage

In compliance with FERC Order 890, the ISO provides stakeholders access to confidential base case data used in the transmission planning process through a secured website. The non-disclosure agreement and criteria for accessing the site are available at under the accessing transmission data heading.


For more information on receiving access to the secure website, please contact Dana Young at



For More Information Contact

Dana Young at


The California ISO strives to be a world-class electric transmission organization built around a globally recognized and inspired team providing cost-effective and reliable service, well-balanced energy market mechanisms, and high-quality information for the benefit of our customers.

250 Outcropping Way, Folsom, CA 95630

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