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W A r E H F N C. R G v <br /> RIVERSIDE PUBLIC UTILITIES <br /> P U B L I C U T I L I T I E S <br /> Board Memorandum <br /> BOARD OF PUBLIC UTILITIES DATE: March 4, 2011 <br /> GENERAL MANAGER'S REPORT <br /> ITEM NO: 13 <br /> SUBJECT: MONTHLY POWER SUPPLY REPORT—January 2011 <br /> POWER USAGE <br /> Total load requirements during January 2011 were 210,784 MWh, of which 189,959 MWh were provided <br /> by our resources (including 394 MWh from RERC Unit 3 and 127 MWh from RERC Unit 4), and 20,825 <br /> MWh from purchases from the CAISO. The purchases from the CAISO were due the system constraints <br /> from the BPA and Songs Unit#3 resources. The retail customer load for January 2011 (161,751 MWh) <br /> was 1.6% higher than the retail customer load in January 2010 (159,282 MWh). The actual peak system <br /> demand was 289 MW, compared to actual peak system demand of 286 MW last year. Energy retums <br /> were 29,520 MWh and 4,566 MWh were attributed to losses (3.79%). Green power supplied <br /> approximately 21.2% of our retail energy requirements. <br /> The City's generation resources were available during the month as follows: <br /> UNIT OPERATION <br /> IPP: IPP units 1 and 2 operated at 89% capacity factor for the month. <br /> PVNGS: Palo Verde units 1, 2 and 3 operated at 98% capacity factor for the month. <br /> SONGS: SONGS unit 2 & 3 operated at 100% and 0% capacity factor respectively for the month. <br /> Hoover: 76% of RVSD's entitlement was met for the month. <br /> Clearwater. Clearwater's availability was 96% for the month. <br /> RERC: RERC Units 1 & 2 availability was 98% for the month. <br /> RERC Units 3 & 4 are in the process of being commissioned and are in testing mode. <br /> Springs: Springs units 1, 2, 3 and 4 availability was 99% for the month. <br /> Salton Sea: The Salton Sea units operated at 94% capacity factor for the month. <br /> TRANSMISSION: <br /> Pacific DC: The South to North transmission line is currently derated to 975 MW(ETR 3131/2011) and <br /> the North to South transmission line is operational at 2,990 MW. <br /> Attached are the charts of daily peaks and the graphical comparison of demand and energy supplied <br /> from each resource for the months of January 2010 and January 2011. <br /> AA <br /> Attachments <br /> cc: Bradley J. Hudson, City Manager <br />