NOTICE DATE:  August 23, 2012

NOTICE TYPE:  R-A0082301-01 - Outage – Retail

SHORT DESCRIPTION:  ERCOT MIS FIND ESIID – intermittent availability of application service

INTENDED AUDIENCE:  LSEs and TDSPs

DAY AFFECTED:  August 21, 2012 from 19:11 to 20:09, August 22, 2012 from 10:51 to 11:08

LONG DESCRIPTION:  The Market Information System (MIS) Find ESIID functionality experienced intermittent availability on August 21, 2012 from 19:11 to 20:09 and on August 22, 2012 from 10:51 to 11:08. Find Transaction was also impacted.

The MIS Find ESIID and Find Transaction functionality is now operational.

Details will be reported on the monthly IT Incident 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].

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JR/CD

379417, 379507