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WATER i ENERGY I LIF E <br />RIVERSIDE PUBLIC UTILITIES <br />ld& <br />PUBLIC UTILITIES <br />Board Memorandum <br />BOARD OF PUBLIC UTILITIES DATE FEBRUARY 11, 2019 <br />GENERAL MANAGERS REPORT <br />ITEM NO: <br />SUBJECT: MONTHLY POWER SUPPLY REPORT — December, 2018 <br />Power Usage: <br />Wholesale Load (Vista): — 165,874 MWH (Chart 1) <br />Peak Demand: — 294 MW of which 275 MW came from RVSD available resources (Chart 2) <br />RVSD Enerav Mix (Chart 1 <br />Total Green Power Supply — 57,148 MWH which yields 34.45% of the Total Wholesale Load Requirement <br />Resource Availability: <br />Nuclear: Palo Verde units 1, 2 and 3 operated at 87.54% capacity factor for the month. <br />Coal: IPP units 1 and 2 operated at 82.52% capacity factor for the month. <br />Large Hydro: Hoover, RVSD's capacity entitlement was 20 MW, with energy entitlement of 1,509 MWH. <br />Natural Gas: Clearwater's availability was 52.55% for the month <br />Resource <br />MWH <br />a) <br />Nuclear <br />8,457 <br />b) <br />Coal <br />84,112 <br />c) <br />Large Hydroelectric <br />1,509 <br />d) <br />Natural Gas <br />2,548 <br />e) <br />Renewables <br />57,148 <br />f) <br />Inter SC Trades <br />- <br />g) <br />Green Inter SC Trades <br />- <br />h) <br />CAISO Purchases <br />12,100 <br />Bigsky Solarl X operated at 17.27% capacity factor. <br />Total: <br />165,874 <br />Total Green Power Supply — 57,148 MWH which yields 34.45% of the Total Wholesale Load Requirement <br />Resource Availability: <br />Nuclear: Palo Verde units 1, 2 and 3 operated at 87.54% capacity factor for the month. <br />Coal: IPP units 1 and 2 operated at 82.52% capacity factor for the month. <br />Large Hydro: Hoover, RVSD's capacity entitlement was 20 MW, with energy entitlement of 1,509 MWH. <br />Natural Gas: Clearwater's availability was 52.55% for the month <br />RERC's (Units 1, 2, 3 and 4) availability was 99.87% for the month. <br />Springs's (Units 1, 2, 3 and 4) availability was 77.28% for the month. <br />Renewable: <br />Salton Sea units operated at 89.84% capacity factor for the month. <br />Vulcan unit operated at 84.85% capacity factor for the month. <br />Wintec operated at 9.46% capacity factor. <br />WKN operated at .25% capacity factor. <br />Transwind operated at 7.09% capacity factor. <br />Kingbird Solar operated at 18.46% capacity factor. <br />Tequesquite Solar operated at 14.55% capacity factor. <br />AP North Lake Solar operated at 15.66% capacity factor. <br />Camelot Solar2 operated at 11.72% capacity factor. <br />Bigsky Solar3 operated at 18.28% capacity factor. <br />Bigsky Solar7 operated at 15.77% capacity factor. <br />Bigsky Solarl X operated at 17.27% capacity factor. <br />The attached graphical comparisons represents RPU's December: <br />Chart 1: <br />Total Energy Requirements/Resource Mix <br />Chart 2: <br />Peak Hour Total Capacity <br />Chart 3: <br />Retail Customer Load <br />Chart 4: <br />Daily Peak Load and Temperature Comparisons <br />Chart 5: <br />Monthly Peak Load and Temperature <br />