12-14-2020 BPU RPT 22 - Laserfiche WebLink

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',w A i F_ R I E N E R; U Y I LI F E RIVERSIDE PUBLIC UTILITIES 90 Board Memorandum I I'M= W& P U B L I C U T I L I T I E S BOARD OF PUBLIC UTILITIES DATE: December 14, 2020 GENERAL MANAGER'S REPORT ITEM NO: 22 SUBJECT: MONTHLY WATER REPORT — October 2020 In October, RPU's total water production was 8,900 acre-feet (AF) as shown in Figures 1 and 2. RPU's annual rolling production totals by month are shown in Figure 3. In October, the peak water usage on the potable water distribution system was 81.7 million gallons per day (MGD) and occurred on October 03, 2020 as shown on Figure 4. RPU's potable water supply, including deliveries to Western Municipal Water District (WMWD), and City of Norco totaled 7,105 AF, which increased from last October by 317 AF. Under the Cooperative Agreement for Water Production and Conveyance with WMWD 691 AF was wholesaled to WMWD during October. During this 2020/21 fiscal year, a total of 2,760 AF of potable water has been delivered to WMWD. And Under the Agreement for the Sale of Surplus Potable Water and Emergency Water, RPU delivered 31.4 AF to Norco in October 2020. In October, RPU's Gallons Per -Capita per Day (GPCD) was 216, and its Residential Gallons Per- Capita per Day (R-GPCD) was 130. RPU's annual rolling GPCD was 183, which is below the compliance target specified in SB X7-7 (i.e. 20% reduction by 2020) of 213. RPU's annual rolling R-GPCD was 111 as shown on Figure 5. Weather conditions within the City of Riverside showed that October of 2020 was warmer by 3.6 degrees from October last year and experienced a decrease of 0.04 inches of rainfall compared to October 2019. There were no significant events for the water system in October 2020. Basin Groundwater Levels Groundwater levels in the Bunker Hill, Rialto -Colton, and Riverside North basins are continuing to show a long-term declining trend, while groundwater levels in the Riverside South Basin remain relatively stable as shown in Figure 6. Water levels decreased by 8 feet in the Bunker Hill Basin. Water levels in the Rialto -Colton Basin increased by 4 feet as compared to October of last year. This level increase may be due to decreased pumping activities in the local area near the key monitoring well. Water levels did not change in the Riverside North Basin, while the levels in the Riverside South Basin increased by 1 foot as compared to of last year.