NOTICE DATE: May 13, 2010 NOTICE TYPE: R-B051210-04 FINAL NOTICE - Outage - Retail SHORT DESCRIPTION: ERCOT's Texas Market Link (TML) Report Explorer and ESIID Lookup functions experienced unplanned outages on May 12, 2010 and May 13, 2010. INTENDED AUDIENCE: All Market Participants DAY AFFECTED: May 12, 2010 from 09:30 to 13:20 and May 13, 2010 from 12:02 to 12:30 LONG DESCRIPTION: ERCOT's Texas Market Link (TML) Report Explorer and ESIID Lookup functions experienced an unplanned outage on May 12, 2010 from 10:30 to 12:20 and on May 13, 2010 from 12:02 to 12:30. A degradation occurred May 12, 2010 from 09:30 to10:30 and from 12:20 to 13:20. The TML Report Explorer and ESIID Lookup functions are currently operational. ADDITONAL INFORMATION: ERCOT is engaging in multiple efforts from both a development and operational standpoint to resolve the performance issues. Details will be provided in the monthly ERCOT IT Incident Market Notice Summary. 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 e-mail at [log in to unmask]<mailto:[log in to unmask]>. If you are receiving e-mail 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/>. JR/DH 140341 _____________________________________________ From: ERCOT Client Relations Sent: Thursday, May 13, 2010 8:44 AM To: [log in to unmask]; [log in to unmask]; [log in to unmask]; [log in to unmask] Cc: [log in to unmask]; [log in to unmask]; [log in to unmask]; 1 ERCOT Client Service Reps Subject: R-B051210-03 UPDATE NOTICE - Outage - Retail NOTICE DATE: May 13, 2010 NOTICE TYPE: R-B051210-03 UPDATE NOTICE - Outage - Retail SHORT DESCRIPTION: ERCOT's Texas Market Link (TML) Report Explorer and ESIID Lookup functions experienced an unplanned outage on May 12, 2010. INTENDED AUDIENCE: All Market Participants DAY AFFECTED: May 12, 2010 from 09:30 to 13:20 LONG DESCRIPTION: ERCOT's Texas Market Link (TML) Report Explorer and ESIID Lookup functions experienced an unplanned outage on May 12, 2010 from 10:30 to 12:20. A degradation occurred May 12, 2010 from 09:30 to10:30 and again from 12:20 to 13:20. The TML Report Explorer and ESIID Lookup functions are currently operational. ADDITONAL INFORMATION: ERCOT is continuing to monitor TML for performance issues. A final notice will be sent by the end of the business day today, May 13, 2010. 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 e-mail at [log in to unmask]<mailto:[log in to unmask]>. If you are receiving e-mail 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/>. JR/DH 140341 _____________________________________________ From: ERCOT Client Relations Sent: Wednesday, May 12, 2010 4:33 PM To: [log in to unmask]; [log in to unmask]; [log in to unmask]; [log in to unmask] Cc: [log in to unmask]; [log in to unmask]; [log in to unmask]; 1 ERCOT Client Service Reps Subject: R-B051210-02 UPDATE NOTICE - Outage - Retail NOTICE DATE: May 12, 2010 NOTICE TYPE: R-B051210-02 UPDATE NOTICE - Outage - Retail SHORT DESCRIPTION: ERCOT's Texas Market Link (TML) Report Explorer and ESIID Lookup functions experienced an unplanned outage on May 12, 2010. INTENDED AUDIENCE: All Market Participants DAY AFFECTED: May 12, 2010 from 09:30 to 13:20 LONG DESCRIPTION: ERCOT's Texas Market Link (TML) Report Explorer and ESIID Lookup functions experienced an unplanned outage on May 12, 2010 from 10:30 to 12:20. A degradation occurred May 12, 2010 from 09:30 to10:30 and again from 12:20 to 13:20. The TML Report Explorer and ESIID Lookup functions are currently operational. ADDITONAL INFORMATION: Additional information will be provided as it becomes available. ERCOT is currently engaged in identifying the root cause. 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 e-mail at [log in to unmask]<mailto:[log in to unmask]>. If you are receiving e-mail 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/>. DH/JR _____________________________________________ From: ERCOT Client Relations Sent: Wednesday, May 12, 2010 12:49 PM To: [log in to unmask]; [log in to unmask]; [log in to unmask]; [log in to unmask] Cc: [log in to unmask]; [log in to unmask]; [log in to unmask]; 1 ERCOT Client Service Reps Subject: R-B051210-01 INITIAL NOTICE - Outage - Retail - May 12, 2010 from 10:30 AM to 12:20 PM NOTICE DATE: May 12, 2010 NOTICE TYPE: R-B051210-01 INITIAL NOTICE - Outage - Retail INTENDED AUDIENCE: All Market Participants DAY AFFECTED: May 12, 2010 from 10:30 AM to 12:20 PM DESCRIPTION: ERCOT's Texas Market Link (TML) Report Explorer and ESIID Lookup experienced an unplanned outage on May 12, 2010 from 10:30 AM to 12:20 PM. The TML Report Explorer and ESIID Lookup are now operational. Additional information will be provided as it becomes available. 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 e-mail at [log in to unmask]<mailto:[log in to unmask]>. If you are receiving e-mail 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/>. DH/JR