NOTICE DATE:  June 23, 2008

NOTICE TYPE:  M-A062308-01 - Outage - Retail/Wholesale

CLASSIFICATION: Public

SHORT DESCRIPTION:  Texas Market Link (TML) Report Explorer Application
Programming Interface (API) Outage

INTENDED AUDIENCE:  All Market Participants 

DAY AFFECTED:  Sunday, June 22, 2008 from 2:30 PM to 4:00 PM

LONG DESCRIPTION:  ERCOT's Texas Market Link (TML) Report Explorer
Application Programming Interface (API) was unavailable on Sunday, June
22, 2008 from 2:30 PM to 4:00 PM.  

Additional details will be provided as they become 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
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JA/DH