NOTICE DATE:  October 14, 2010

NOTICE TYPE:  W-B101410-01 Operations

SHORT DESCRIPTION:  Notification of Change of Generation Resource Designation for Luminant Generation Company LLC, Lake Creek Units 1 – 2

INTENDED AUDIENCE:  ERCOT Market Participants

DAY AFFECTED:  December 31, 2010

LONG DESCRIPTION: On October 1, 2010, Luminant Generation Company LLC submitted a Notification of Change of Generation Resource Designation indicating that Lake Creek Units 1 – 2 will be changing status from Mothballed to Decommissioned and Retired Permanently on December 31, 2010.

The Notification of Change of Generation Resource Designation is posted on the ERCOT website at https://tmlretail.ercot.com/ercot/Participants/PublicMarketInfo/RMR.htm. You must have an ERCOT digital certificate to access this site.

CONTACT:  If you have any questions, please contact your ERCOT Account Manager. You may also call the general ERCOT Client Services phone number at (512) 248-3900 or contact ERCOT Client Services via email at [log in to unmask].

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dh