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RIVERSIDE PUBLIC UTILITIES <br />Board Memorandum <br />BOARD OF PUBLIC UTILITIESDATEFEBRUARY 12, 2018 <br />GENERAL MANAGERS REPORT <br />ITEM NO:17 <br />SUBJECT: MONTHLY POWER SUPPLY REPORT – December, 2017 <br />Power Usage: <br />Wholesale Load (Vista): – 168,136MWH (Chart1) <br />Peak Demand: – 293MWof which 273MW came from RVSD available resources (Chart2) <br />RVSD Energy Mix (Chart1): <br />ResourceMWH <br />a)Nuclear9,504 <br />b)Coal45,896 <br />c)Large Hydroelectric1,895 <br />d)Natural Gas7,506 <br />e)Renewables63,964 <br />f)Inter SC Trades- <br />g)Green Inter SC Trades- <br />h)CAISO Purchases39,371 <br />Total:168,136 <br />Total Green Power Supply – 63,964MWHwhich yields 38.04% of the Total Wholesale Load Requirement <br />Resource Availability: <br />Nuclear: Palo Verde units 1, 2 and 3 operated at 98.26% capacity factor for the month. <br />Coal: IPP units 1 and 2 operated at 45.03% capacity factor for the month. <br />Large Hydro: Hoover, RVSD’s capacity entitlement was 19MW, with energy entitlement of 1,895MWH. <br />Natural Gas:Clearwater’s availability was 77.28% for the month. <br /> RERC’s (Units 1, 2, 3 and 4)availability was 89.13% for the month. <br /> Springs’s (Units 1,2, 3 and 4)availability was 77.55% for the month. <br />Renewable: Salton Sea units operated at 100.00% capacity factor for the month. <br />Vulcan unit operated at 92.09% capacity factor for the month. <br />Wintec operated at 6.18% capacityfactor. <br />WKN operated at 5.26%capacityfactor. <br />Transwind operated at 8.33% capacity factor. <br />Kingbird Solar operated at 18.63% capacity factor. <br />Tequesquite Solar operated at 15.03% capacity factor. <br />AP North Lake Solar operated at 12.75% capacity factor. <br />CamelotSolar2 operated at 10.58% capacity factor. <br />Bigsky Solar3 operated at 18.16% capacity factor. <br />Bigsky Solar7 operated at 15.29% capacity factor. <br />Bigsky Solar1X operated at 20.21% capacity factor. <br /> <br />The attached graphical comparisons represents RPU’s December: <br />Chart 1: Total Energy Requirements/Resource Mix <br />Chart2: Peak Hour TotalCapacity <br />Chart3: Retail Customer Load <br />Chart4: Daily Peak Load and TemperatureComparisons <br />Chart 5:MonthlyPeak Load and Temperature <br />Page 118 <br />