NOTICE DATE: April 22, 2013 NOTICE TYPE: W-A042213-01 Settlements SHORT DESCRIPTION: Settlement for ERS for the Contract Periods of October 1, 2012 through January 31, 2013 and Pilot 30-minute ERS Contract October 1, 2012 through January 31, 2013 INTENDED AUDIENCE: QSE settlement personnel DAYS AFFECTED: October 1, 2012 through January 31, 2013, ERS Contract Period and October 1, 2012 through January 31, 2013 PILOT 30 Minute ERS Contract Period will be settled on the Final Settlement Statement of Operating Day February 21, 2013 LONG DESCRIPTION: ERCOT has settled Emergency Response Service (ERS) for the Contract Periods of October 1, 2012 through January 31, 2013 and Pilot 30-minute ERS Contract October 1, 2012 through January 31, 2013. The affected charge types will be included in a Final Settlement Statement as indicated by the table below: Affected Operating Day February 21, 2013 Publication Date of Final Statement April 22, 2013 Invoice Date of Final Statement April 22, 2013 The ERS payments for the Oct 1, 2012 through January 31, 2013, Contract Period are as follows: Time Period ERS Payments Business Hours 1 (HE 0900-1300)* ERSPAMTTOT_1 $1,554,838.19 Business Hours 2 (HE 1400-1600)* ERSPAMTTOT_2 $988,553.63 Business Hours 3 (HE 1700-2000)* ERSPAMTTOT_3 $1,322,492.02 Non-Business Hours (All other hours) ERSPAMTTOT_4 $6,379,774.06 TOTAL for Contract Period $ 10,245,657.90 * Mondays through Fridays except ERCOT Holidays The ERS payments for the Oct 1, 2012 through January 31, 2013, PILOT Contract Period are as follows: Time Period ERS Payments Business Hours 1 (HE 0900-1300)* ERSPAMTTOT_1_PILOT $ 256,228.24 Business Hours 2 (HE 1400-1600)* ERSPAMTTOT_2_PILOT $ 179,364.48 Business Hours 3 (HE 1700-2000)* ERSPAMTTOT_3_PILOT $ 247,923.59 Non-Business Hours (All other hours) ERSPAMTTOT_4_PILOT $ 1,077,940.48 TOTAL for Contract Period $ 1,761,456.79 * Mondays through Fridays except ERCOT Holidays Pursuant to Protocols Section 6.6.11.2(1), "For the first settlement of the ERS Contract Period as described in paragraph (1) of Section 9.14.5, Settlement of Emergency Response Service, LRS will be calculated using the latest Settlement Load for each Operating Day in the ERS Contract Period." The latest Settlement Load used to calculate Final ERS charges for the October 1, 2012 through January 31, 2013, Contract Period is as follows: Time Period RTAMLTOT Business Hours 1 (HE 0900-1300)* 15,063,016.503585 MWh Business Hours 2 (HE 1400-1600)* 9,193,150.975869 MWh Business Hours 3 (HE 1700-2000)* 12,699,244.601779 MWh Non-Business Hours (All other hours) 61,421,521.685943 MWh RTAMLTOT Total for Contract Period 98,376,933.767176 MWh * Mondays through Fridays except ERCOT Holidays Pursuant to Protocols Section 9.14.5(1), "All disputes for the Settlement of the ERS Contract Period are due ten Business Days after the date that the ERS settlement was posted. ERCOT shall resolve any approved disputes upon resettlement of the ERS Contract Period, as described in Section 9.14.5(2)." CONTACT: If you have questions about the ERS program, please send an email to [log in to unmask]<mailto:[log in to unmask]>. If you have any other 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. ka