03-02-12 BPU RPT 14 - Laserfiche WebLink

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W R I E R E N E R G Y L i f f RIVERSIDE PUBLIC UTILITIES PUBLIC U ] I L 17 I E 5 Board Memorandum BOARD OF PUBLIC UTILITIES DATE: March 2, 2012 DIRECTOR'S REPORT ITEM NO: 14 SUBJECT: MONTHLY POWER SUPPLY REPORT—January 2012 POWER USAGE Total load requirements (including losses) during January 2012 were 187,484 MWh and 28,175 MWh of purchases from the CAISO, of which 159,309 MWh were provided by our resources and other purchases. The retail customer load for January 2012 (188,178 MWh) was 2.7% higher than the retail customer load in January 2011 (181,751 MWh). The actual peak system demand was 288 MW, compared to actual peak system demand of 289 MW last year. Energy returns were 19,000 MWh and 2,305 MWh were attributed to losses (3.15%). Green power supplied approximately 18.74% of our retail energy requirements. The City's generation resources were available during the month as follows: UNIT OPERATION IPP: I P P units 1 and 2 operated at 39.96% capacity factor for the month. PVNGS: Palo Verde units 1, 2 and 3 operated at 100%capacity factor for the month. SONGS: Both SONGS units 2 and 3 operated at 22.55% and 99,76%capacity factor respectively for the month. Hoover: 109.12% of RVSD's entitlement was met as compared to WAPA's Master Schedule (dated 6/16/11). Clearwater: Clearwater's availability was 100%for the month. RERC: RERC Station (Units 1,2,3 and 4) availability was 88.52%for the month. Springs: Springs units 1, 2, 3 and 4 availability was 48.79%for the month. Salton Sea: The Salton Sea units operated at 90.87% capacity factor for the month. TRANSMISSION: Pacific DC: The South to North transmission line is currently derated to 975 MW (ETR 1213112012) 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 January 2011 and January 2012. AA Attachments cc: Scott C. Barber, City Manager