NOTICE DATE:  May 25, 2012
NOTICE TYPE:  W-B052512-01 Release - Wholesale
SHORT DESCRIPTION:  Implementation of market-facing changes for June 2012
DAYS AFFECTED:  June 25 - 27, 2012
LONG DESCRIPTION:  ERCOT will be implementing a number of market-facing changes in the production environment on June 25 - 27, 2012. Please see the attached spreadsheet for the description and estimate of the release date for each change.
ADDITIONAL INFORMATION:  ERCOT may experience intermittent service interruptions during the implementation period. The systems include, but are not limited to:

*         Market Participant notifications

*         Outage Scheduler User Interface

*         Market Management System User Interface

*         Components of the MIS may be intermittently unavailable including:

*         Report publishing to the ERCOT Market Information System (MIS)

*         Current Day Reports without retry functionality may not be rerun for the missed postings during the outage time

*         MIS and dashboards will be intermittently unavailable

*         During this outage, please use the following URLs to directly access the Market Manager and Outage Scheduler:



*         Components of the External Web Services (EWS) may be intermittently unavailable
Information on upcoming releases can be found on the ERCOT Multi Year Project Priority List (PPL) at
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]<mailto:[log in to unmask]>.
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