Electric - Market-Based Rates
Updated Market Power Analysis (Triennial)
Southwest Region
The Commission will review each region every three years according to a rotating schedule. The Southwest region, which is made up of California and NERC region WECC-AZNMSNV will be reviewed on the following dates, and every three years thereafter, depending on what type of entity the seller is.
![Southwest Region](https://webarchive.library.unt.edu/eot2008/20090117104315im_/https://www.ferc.gov/images/maps/mbr-maps/sw.gif)
Southwest Schedule for Filing from Order 697-A |
Study Period |
Filing Period |
Entities Required to File |
December 1, 2007 - November 30, 2008 |
December, 2009 |
Southwest Transmission Owners |
December 1, 2007 - November 30, 2008 |
June, 2010 |
All others in Southwest that did not file in December including all power marketers that sold in the Southwest and have not already been found to be Category 1 sellers. |
December 1, 2010 - November 30, 2011 |
December, 2012 |
Southwest Transmission Owners |
December 1, 2010 - November 30, 2011 |
June, 2013 |
Others in Southwest that did not file in December and have not been found to be Category 1 sellers. |
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![](https://webarchive.library.unt.edu/eot2008/20090117104315im_/https://www.ferc.gov/images/clear.gif) |
![](https://webarchive.library.unt.edu/eot2008/20090117104315im_/https://www.ferc.gov/images/clear.gif)
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