NOTICE DATE: December 27, 2010

NOTICE TYPE: M-A122710-01 General

SHORT DESCRIPTION: Missing interval on Real-Time SPP Report Display

INTENDED AUDIENCE: ERCOT Market Participants

DAYS AFFECTED: All days on the pricing display

LONG DESCRIPTION: The Real-Time Settlement Point Price (SPP) Report found under Real-Time Prices Displays at http://www.ercot.com/mktinfo/rtm is missing the last 15-minute interval (23:45-24:00) for each day. ERCOT is working to correct this issue and will start posting the missing interval once the correction is complete. A follow-up Market Notice will be sent, as well.

The missing interval data is currently available in the Settlement Point Prices at Resource Nodes, Hubs and Load Zones report found under Real-Time Prices Reports on the same webpage.

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 email at [log in to unmask].

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