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WATER I ENERGY I LIF E <br />� RIVERSIDE PUBLIC UTILITIES <br />191& <br />P U B L I C U T I L I i 1 L 5 <br />Board Memorandum <br />BOARD OF PUBLIC UTILITIES DATE JUNE, 2019 <br />GENERAL MANAGERS REPORT <br />ITEM NO: 16 <br />SUBJECT: MONTHLY POWER SUPPLY REPORT — June, 2019 <br />Power Usage: <br />Wholesale Load (Vista): — 189,159 MWH (Chart 1) <br />Peak Demand: — 543 MW of which 381 MW came from RVSD available resources (Chart 2) <br />RVSD Energy Mix (Chart 1): <br />Salton Sea units operated at 93.15% capacity factor for the month. <br />Resource <br />MWH <br />a) <br />Nuclear <br />9,192 <br />b) <br />Coal <br />40,811 <br />c) <br />Large Hydroelectric <br />2,797 <br />d) <br />Natural Gas <br />5,559 <br />e) <br />Renewables <br />94,520 <br />D <br />Inter SC Trades <br />- <br />g) <br />Green Inter SC Trades <br />- <br />h) <br />CAISO Purchases <br />36,280 <br />Peak Hour Total Capacity <br />Total: <br />189,159 <br />Total Green Power Supply — 94,520 MWH which yields 49.97% of the Total Wholesale Load Requirement <br />Resource Availability: <br />Nuclear: Palo Verde units 1, 2 and 3 operated at 98.21% capacity factor for the month. <br />Coal: IPP units 1 and 2 operated at 41.37% capacity factor for the month. <br />Large Hydro: Hoover, RVSD's capacity entitlement was 22 MW, with energy entitlement of 2,797 MWH. <br />Natural Gas: Clearwater's availability was 100.00% for the month. <br />RERC's (Units 1, 2, 3 and 4) availability was 94.12% for the month. <br />Springs's (Units 1, 2, 3 and 4) availability was 100.00% for the month. <br />Renewable: <br />Salton Sea units operated at 93.15% capacity factor for the month. <br />Vulcan unit operated at 91.24% capacity factor for the month. <br />Wintec operated at 47.71 % capacity factor. <br />WKN operated at 53.92% capacity factor. <br />Transwind operated at 23.30% capacity factor. <br />Kingbird Solar operated at 42.44% capacity factor. <br />Tequesquite Solar operated at 28.19% capacity factor. <br />AP North Lake Solar operated at 31.92% capacity factor. <br />Camelot Solar2 operated at 43.98% capacity factor. <br />Bigsky Solar3 operated at 43.74% capacity factor. <br />Bigsky Solar7 operated at 42.99% capacity factor. <br />Bigsky Solar1X operated at 45.26% capacity factor. <br />The attached graphical <br />comparisons represents RPU's June: <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 />