NOTICE DATE: December 14, 2012 NOTICE TYPE: M-A120312-23 Outage – Retail/Wholesale SHORT DESCRIPTION: UPDATE – Restoration of ERCOT systems and postings INTENDED AUDIENCE: ERCOT Market Participants DAYS AFFECTED: December 3, 2012, to current LONG DESCRIPTION: The Supplemental AMS Interval Data extract originally scheduled to be posted on December 6, 2012, had to be broken into four separate postings, because the outage caused a backlog of records leading to abnormally high data volumes to be processed for the December 6 extract. The four files that cover the December 6 Supplemental AMS Interval Data extract have been posted on the Market Information System (MIS) in sequential order. Please process these files in order when loading into your systems. ERCOT is catching up on this extract and has posted extracts subsequent to the December 6 posting as noted in the table below: Report Name EMIL ID Report ID Actual Posting Date Expected Posting Date Supplemental AMS Interval Data COMS-456 1040 12/13/2012 11:04:35 12/6/2012 12/13/2012 11:36:23 12/13/2012 12:45:17 12/13/2012 13:22:18 Supplemental AMS Interval Data COMS-456 1040 12/13/2012 14:16:51 12/7/2012 Supplemental AMS Interval Data COMS-456 1040 12/13/2012 15:00:19 12/8/2012 Supplemental AMS Interval Data COMS-456 1040 12/13/2012 15:59:05 12/9/2012 Supplemental AMS Interval Data COMS-456 1040 12/13/2012 21:04:42 12/10/2012 Supplemental AMS Interval Data COMS-456 1040 12/14/2012 12:17:24 12/11/2012 Supplemental AMS Interval Data COMS-456 1040 12/14/2012 12:43:52 12/12/2012 Supplemental AMS Interval Data COMS-456 1040 Not yet posted 12/13/2012 The Supplemental AMS Interval Data extract expected to post on December 13 is currently scheduled to post later today. ERCOT will provide another update on Monday, December 17. ADDITIONAL INFORMATION: The following system is still unavailable: · Market Operations Test Environment (MOTE) 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. dh