NOTICE DATE: July 1, 2015 NOTICE TYPE: W-A070115-01 Operations SHORT DESCRIPTION: Notification of Suspension of Operations for Luminant Generation Company LLC (RE), Martin Lake Units 1 and 2 INTENDED AUDIENCE: ERCOT Market Participants DAY AFFECTED: Comments due July 15, 2015 LONG DESCRIPTION: ERCOT received a Notification of Suspension of Operations (NSO) for the following Generation Resources: * Luminant Generation Company LLC-(MLSES_UNIT1) * Luminant Generation Company LLC-(MLSES_UNIT 2) The NSO indicates that these two units will be mothballed on a seasonal basis, with a Seasonal Operation Period that begins on May 15 and ends on September 30 each year. The proposed effective date for the suspension of MLSES_UNIT 1 is January 1, 2016. The proposed effective date for the suspension of MLSES_UNIT 2 is October 1, 2015. This NSO is posted under the Notice of Suspension of Operations portlet on the Grid/Generation<https://mis.ercot.com/pps/tibco/mis/Pages/Grid+Information/Generation> page of the ERCOT Market Information System (MIS) Secure Area. An ERCOT Digital Certificate is required to access the MIS. ACTION REQUIRED: Please send any comments you may have regarding this Notification to [log in to unmask]<mailto:[log in to unmask]>, with "Luminant NSO Application" in the subject line. Comments are due no later than July 15, 2015. All comments will be posted to the Grid/Generation<https://mis.ercot.com/pps/tibco/mis/Pages/Grid+Information/Generation> page of the MIS Secure Area. 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]<mailto:[log in to unmask]>. If you are receiving email from an ERCOT distribution list that you no longer wish to receive, please follow this link in order to unsubscribe from this list: http://lists.ercot.com<http://lists.ercot.com/>. mm