***** EXTERNAL email. Please be cautious and evaluate before you click on links, open attachments, or provide credentials. ***** NOTICE DATE: August 7, 2018 NOTICE TYPE: W-A072018-02 Settlements SHORT DESCRIPTION: ERCOT Board approval of price corrections for Real-Time Locational Marginal Prices (RTLMPs), Real-Time Settlement Point Prices (RTSPPs), EPS Meter Prices (RTRMPRs), and other prices for certain Settlement Intervals on Operating Day July 18, 2018. INTENDED AUDIENCE: QSE and CRRAH Settlement Personnel DAY AFFECTED: July 18, 2018 LONG DESCRIPTION: On July 20, 2018, ERCOT posted Market Notice W-A072018-01 informing Market Participants that ERCOT would seek approval of the ERCOT Board of Directors (ERCOT Board) to correct prices in the Real-Time Market (RTM) for certain Security-Constrained Economic Dispatch (SCED) intervals and Settlement Intervals (i.e., intervals ending 16:30 - 18:30) on Operating Day July 18, 2018. On August 7, 2018, ERCOT staff recommended that the ERCOT Board make a determination that prices for Settlement Intervals ending 16:30 - 18:30 on July 18, 2018 were significantly affected by a Data Input error, and authorize ERCOT to correct all impacted prices, including: * Real-Time Locational Marginal Prices (RTLMP); * Real-Time Settlement Point Prices (RTSPP); * Real-Time Settlement Point Price Energy-Weighted (RTSPPEW); * Real-Time Price for Energy Metered for Resource (RTRMPR); * Real-Time Price for Energy Metered as Wholesale Storage Load (RTRMPRWSL); * Real-Time On-Line Reserve Price Adder (RTORPA); * Real-Time Off-Line Reserve Price Adder (RTOFFPA); * Real-Time Reserve Price for On-Line Reserves (RTRSVPOR); and * Real-Time Reserve Price for Off-Line Reserves (RTRSVPOFF). The ERCOT Board considered the recommendation at its August 7, 2018 meeting and approved the price correction. All supporting documents are located at ERCOT - Board of Directors Meeting (August 7, 2018)<http://www.ercot.com/calendar/2018/8/7/137984-BOARD> under Agenda Item No.9. ADDITIONAL INFORMATION: The corrected Settlement Point Prices will be posted in both CSV and XML formats in the RTM Price Corrections folder located at http://www.ercot.com/mktinfo/prices/. 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]>. If you are receiving email 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. mm