*******TEXAS NODAL MARKET NOTICE*******

NOTICE DATE:  June 25, 2008

NOTICE TYPE: General

CLASSIFICATION: Public

SHORT DESCRIPTION:  ERCOT is executing the EDS R6.3 LFC System-wide 2-Hour Test today, June 25, 2008 at 11:00 AM

INTENDED AUDIENCE: Nodal Accountable Executives, Nodal Transition Project Managers, and EDS Contacts

DAY AFFECTED:  June 25, 2008

LONG DESCRIPTION:  ERCOT is executing the EDS R6.3 LFC System-wide 2-Hour Test today, June 25, 2008, at 11:00 AM.  Participants should take the following steps:

1. Follow the instructions from the ERCOT control center
2. The primary LFC contacts (non-control room personnel) should dial-in to the conference bridge.  Conference bridge information was provided to the LFC contact upon their submission of the  “LFC 6.3 2 Hour Test Form: 06/12/2008” form (http://nodal.ercot.com/readiness/eds3/documents/index.html)
3. Begin taking the necessary steps to prepare your Zonal and Nodal systems for switching control of your Resource (do not switch to Nodal until instructed by the ERCOT control Center)

ACTION REQUIRED:  Designated LFC Contacts need to be available as ERCOT will be making contact to resolve items needing attention.

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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