NOTICE DATE:  August 14, 2015

NOTICE TYPE:  M-A081415-01 Release – Retail/Wholesale

SHORT DESCRIPTION:  Planned system maintenance with impacted services

INTENDED AUDIENCE:  ERCOT Market Participants

DAY AFFECTED:  August 26, 2015

LONG DESCRIPTION:  ERCOT will be performing planned system maintenance of the Market Information System (MIS) on  August 26, 2015, within a maintenance window of 18:00 – 20:00.

During the maintenance period, the following services may be unavailable:

· Components of the ERCOT Market Information System (MIS) including:

o Report publishing to the MIS

o Downloading of extracts and reports from MIS and External Web Services (EWS)

o Market Data Transparency (MDT) Web Services

o Find ESIID and Find Transaction

· MIS and ERCOT.com dashboards and displays

· Net Dependable Capability and Reactive Capability (NDCRC)

During the outage, please use the following URLs to directly access the Market Manager, Outage Scheduler, and Congestion Revenue Rights (CRR) Market User Interface: 

- https://mis.ercot.com/mmsui/mmsui/displayTradesLanding.action

- https://mis.ercot.com/osrui/osrui/Summary.action

- https://mis.ercot.com/crr/mui/ListAllUserMessage.do (For CRR Account Holders)

- https://mis.ercot.com/crr/mui/editSMPCreditLimit.do (For Counter-Parties)

ADDITIONAL INFORMATION:  Reports will be rerun and reposted as applicable.

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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