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HomeMy WebLinkAbout008 Water and Sewer Demand Estimates Range 5 Apartments-Sanitary Sewer Demand Estimate Date:September 15,2023 Phase Dwelling Population Average Day Peaking Peak Hour Total Design Flow Design Flow Units GPD Factor Flow(GPM) Infiltration(GPM) Rate(GPM) Rate(cfs) Phase 1 60 1 130.2 8,384.9 3.90 22.7 2.1 24.8 0.0553 Phase 2 36 78.1 5,030.9 3.90 13.6 2.1 15.7 0.0350 Phase 3 108 234.4 15,092.8 3.90 40.9 2.1 43.0 0.0958 Phase 4 48 104.2 6,707.9 3.90 18.2 2.1 20.3 0.0452 Phase 5 60 130.2 8,384.9 3.90 22.7 2A 24.8 0.0553 Total 312 677.0 43,601.4 3.90 118.1 2.1 120.2 0.2678 Assumptions Population/Dwelling Unit 2.17 PPL(per wastewater facilities design standards) Wastewater Generation Rate 64.4 GPD per person(per 2015 City Wastewater Facility Master Plan) Total Lot Area 20.515 Acres Infiltration Rate 150 Gal./Acre/Day Total Infiltration 3,077.25 GPD Totallnfiltration 2.10 JGPM ` XXX01111111111//// `x 0 N TA N. COTE w • No. 60§93PE • eu 'its' • . ENS N I11 f I)1111111 Range 5 Apartments - Water Demand Estimate Date: September 15, 2023 Phase Dwelling Units Population Average Day Max Day(GPM) {GPM} Peak Hour(GPM) Phase 1 60 130.2 15.4 35.4 46.1 Phase 2 36 78.1 9.2 21.2 27.7 Phase 3 108 234.4 27.7 63.6 83.0 Phase 4 48 104.2 12.3 28.3 36.9 Phase 5 60 130.2 15.4 35.4 46.1 Total 312 677.0 79.9 183.9 239.8 Assumptions Population / Dwelling Unit 2.17 PPL(per wastewater facilities design standards) Water Demand 170 Gallons per capita per day Maximum Day Peaking Factor 2.3 Maximum Hour Peaking Factor 3 0 N TA/V j ` y ZZI • I *•'• `ETHAN L ' COTE : �=- • No. 60593PE ; Lu �.��F`s,• . ENS • �0 N AL\� liIIIH 1111