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

NOTICE DATE:  June 29, 2010

NOTICE TYPE:  Education/Training

SHORT DESCRIPTION: REMINDER: Nodal Ancillary Services Workshop Scheduled

INTENDED AUDIENCE:  Nodal Accountable Executives, Nodal Transition Project Managers, Market Trial Contacts

DAY AFFECTED:  Wednesday, June 30, 2010, 09:30 – 16:00 (CDT)

LONG DESCRIPTION: REMINDER: ERCOT will host a Nodal Ancillary Services Workshop on June 30, 2010, from 09:30 until 16:00 (CDT). The workshop will be hosted at ERCOT Austin, 7620 Metro Center Dr., Room 206, Austin, Texas 78744, as well as offered as a WebEx presentation.

This full day workshop will describe how Ancillary Services influence or are handled during:

• Market Notices and Reports
• Day-Ahead Market
• Current Operating Plan and AS Allocation, and
• Ancillary Services in RUC Processes

Additionally, the workshop will address:

• Managing AS Resource Responsibility
• Supplemental AS Markets
• Monitoring AS Reserve Postings in ERCOT
• Deployment
• Ancillary Services Qualification
• Ancillary Service Capacity Performance Measures
• Ancillary Services Energy Deployment Performance

ADDITIONAL INFORMATION:  Any documents presented in this meeting will be posted on the ERCOT Calendar located at http://www.ercot.com/calendar/2010/06/20100630-MT. See below for WebEx meeting details:

Topic: Nodal Ancillary Services Workshop
Date: Wednesday, June 30, 2010
Time: 09:30 – 16:00 (CDT)
Meeting Number: 351 680 368
Meeting Password: Nodal123!!

Please click the link below to see more information, or to join the meeting.

To join the online meeting:

1. Go to https://ercot.webex.com/ercot/j.php?ED=135789882&UID=481702862&PW=NM2ZkYTc5ZWJl&RT=MiM3
2. Enter your name and email address.
3. Enter the meeting password: Nodal123!!
4. Click "Join Now".

To join the teleconference:

Call-in toll-free number (US/Canada): 866-469-3239
Meeting Number: 351 680 368

CONTACT:  If you have any questions, please contact either the Market Trials team by email at [log in to unmask] or 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].

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.

kd