10-04-2013 BPU RPT 16 - Laserfiche WebLink

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W A T E R E N E R G Y L RIVERSIDE PUBLIC UTILITIES PUBLIC UTILITIES Board Memorandum BOARD OF PUBLIC UTILITIES DATE: October 4, 2013 DIRECTOR'S REPORT ITEM NO: 16 SUBJECT: MONTHLY POWER SUPPLY REPORT—August 2013 POWER USAGE Total load requirements (including losses) during August 2013 were 223,347 MWh and 45,276 MWh of purchases from the CAISO, of which 178,071 MWh were provided by our resources and other purchases. The retail customer load for August 2013 (211,155 MWh) was 8.6% lower than the retail customer load in August 2012 (230,929 MWh). The actual peak system demand was 560 MW, compared to actual peak system demand of 592 MW last year. Energy returns were 8,280 MWh and 3,612 MWh were attributed to losses (4.39%). Green power supplied approximately 24.5% 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 61.99% capacity factor for the month. PVNGS: Palo Verde units 1, 2 and 3 operated at 92.17% capacity factor for the month. Hoover: 90.48% 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 97.62%for the month. Springs: Springs units 1, 2, 3 and 4 availability was 99.72% for the month. Salton Sea: The Salton Sea units operated at 74.12% capacity factor for the month. TRANSMISSION: Pacific DC: The South to North transmission line is currently derated to 975 MW (ETR 12/31/2013) 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 August 2012 and August 2013. AA Attachments cc: Scott C. Barber, City Manager