About the time we formed the Arizona Competitive Power Alliance in 2001, the ACC began a process to assess transmission needs.  They decided to up date the report every two years--hence the "Biennial Transmission Assessment."  I'm pleased to say that are now working on our 11th Biennial Transmission Assessment.  Here is the agenda and video.

If you are looking for summaries of individual projects, then this presentation from August 7th will have the information that you are seeking.  Here's the agenda and here's the video.  

Here's a screen shot from the Sun Zia presentation.