NOTICE DATE: November 18, 2013

NOTICE TYPE: M-B111513-02 Outage – Retail/Wholesale

SHORT DESCRIPTION: UPDATE – Changes to planned system maintenance with impacted services

INTENDED AUDIENCE: ERCOT Market Participants

DAY AFFECTED: November 22, 2013, 10:00 – 11:00

LONG DESCRIPTION: ERCOT will be performing planned system maintenance of the Current Day Reports (CDR) database and application on November 22, 2013, within a maintenance window of 10:00 – 11:00.

During this outage window, Market Participants may experience intermittent issues with the following service:

· Report publishing to the ERCOT MIS.

ADDITIONAL INFORMATION: Reports will be rerun and reposted as applicable. The MIS Dashboards and ERCOT.com price displays will not be populated with data during this timeframe.

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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