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RIVERSIDE PUBLIC UTILITIES <br />Board Memorandum <br />BOARD OF PUBLIC UTILITIESDATE:NOVEMBER 13, 2017 <br />GENERAL MANAGERS REPORT <br />ITEM NO:13 <br />SUBJECT: MONTHLY POWER SUPPLY REPORT – September,2017 <br />Power Usage: <br />Wholesale Load (Vista): – 216,421MWH (Chart1) <br />Peak Demand: – 612MWof which 496 MW came from RVSD available resources (Chart2) <br />RVSD Energy Mix (Chart1): <br />ResourceMWH <br />a)Nuclear9,095 <br />b)Coal55,407 <br />c)Large Hydroelectric1,925 <br />d)Natural Gas12,955 <br />e)Renewables70,549 <br />f)Inter SC Trades48,000 <br />g)Green Inter SC Trades- <br />h)CAISO Purchases18,491 <br />Total:249,763 <br />Total Green Power Supply – 216,421MWHwhich yields 32.60% of the Total Wholesale Load Requirement <br />Resource Availability: <br />Nuclear: Palo Verde units 1, 2 and 3 operated at 97.17% capacity factor for the month. <br />Coal: IPP units 1 and 2 operated at 56.17% capacity factor for the month. <br />Large Hydro: Hoover, RVSD’s capacity entitlement was 20 MW, with energy entitlement of 1,925 MWH. <br />Natural Gas:Clearwater’s availability was 100.00% for the month. <br /> RERC’s (Units 1, 2, 3 and 4)availability was 100.00% for the month. <br /> Springs’s (Units 1, 2, 3 and 4)availability was 100.00% for the month. <br />Renewable: Salton Sea units operated at 88.17% capacity factor for the month. <br />Vulcan unit operated at 79.68% capacity factor for the month. <br />Wintec operated at37.26%capacityfactor. <br />WKN operated at 40.69% capacityfactor. <br />Transwind operated at 18.62% capacity factor. <br />Kingbird Solar operated at 38.41% capacity factor. <br />Tequesquite Solar operated at 24.33% capacity factor. <br />AP North Lake Solar operated at 24.54% capacity factor. <br />Camelot Solar2 operated at 35.79% capacity factor. <br />Bigsky Solar1Xoperated at 35.66% capacity factor. <br />Bigsky Solar3 operated at 34.87% capacity factor. <br />Bigsky Solar7 operated at 32.58% capacity factor. <br /> <br />The attached graphical comparisons represents RPU’s September: <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 47 <br />