NOTICE DATE: March 20, 2008 NOTICE TYPE: M-A031708-04 UPDATE Extracts - Wholesale/Retail CLASSIFICATION: Public SHORT DESCRIPTION: ERCOT is continuing to experience delays with posting several data extracts/reports. INTENDED AUDIENCE: All Market Participants DAY AFFECTED: March 15, 2008 to current LONG DESCRIPTION: ERCOT is experiencing delays with some extracts/reports due to an internal system issue. Additional delays are expected due to the unplanned outage on March 20, 2008 (M-A032008-01 Outage- Retail/Wholesale). ERCOT will provide updates as information becomes available. The following extracts/reports are posting later than expected: Settlement Input Data (SID) Market Shadow Prices (SHP) 867_03 Activity Report Forecasted Transmission Loss Factor Actual Transmission Loss Factor TDSP Distribution Loss Factors - Forecasted TDSP Distribution Loss Factors - Actual Unaccounted For Energy Load Estimation Counts Load Estimation Volume ESI ID Consumption Data Loading - IDR Protocol Compliance - Daily Settlements and Billing Extract Generation Extract Load Extract ESIID Service History and Usage extract Siebel Service Order Extract The Settlement Statements expected to post today will be delayed. ERCOT is making efforts now to ensure that the Invoices due today are posted. ADDITIONAL INFORMATION: All extracts/reports listed above have been posted for March 15-18, 2008. 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 e-mail at [log in to unmask] <blocked::mailto:[log in to unmask]> . If you are receiving e-mail 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 <http://lists.ercot.com/> yl