09-06-2013 BPU RPT 16 - Laserfiche WebLink

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W A r E R E N E R G Y RIVERSIDE PUBLIC UTILITIES PUBLIC UTILITIES Board Memorandum BOARD OF PUBLIC UTILITIES DATE: September 6, 2013 DIRECTOR'S REPORT ITEM NO: 16 SUBJECT: MONTHLY POWER SUPPLY REPORT—July 2013 POWER USAGE Total load requirements (including losses) during July 2013 were 223,173 MWh and 81,712 MWh of purchases from the CAISO, of which 141,461 MWh were provided by our resources and other purchases. The retail customer load for July 2013 (211,405 MWh) was 8.9% higher than the retail customer load in July 2012 (194,107 MWh). The actual peak system demand was 534 MW, compared to actual peak system demand of 579 MW last year. Energy returns were 7,839 MWh and 3,529 MWh were attributed to losses (4.39%). Green power supplied approximately 10.27% of our retail energy requirements. The City's generation resources were available during the month as follows: UNIT OPERATION IPP: IPP units 1 and 2 operated at 59.79% capacity factor for the month. PVNGS: Palo Verde units 1, 2 and 3 operated at 93.05% capacity factor for the month. Hoover: 88.16% of RVSD's entitlement was met as compared to WAPA's Master Schedule (dated 5/14/12). Clearwater: Clearwater's availability was 100% for the month. RERC: RERC Station (Units 1,2,3 and 4) availability was 98.92% for the month. Springs: Springs units 1, 2, 3 and 4 availability was 100% for the month. Salton Sea: The Salton Sea units operated at 18.20% capacity factor for the month. TRANSMISSION: Pacific DC: The South to North transmission line is currently derated to 975 MW(ETR 12/01/2013) and the North to South transmission line is operational at 2,990 MW. Attached are the charts of daily peaks and the graphical comparison of demand and energy supplied from each resource for the months of July 2012 and July 2013. AA Attachments cc: Scott C. Barber, City Manager