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i l F <br /> SUMMIT b-4GINEERING, INC. <br /> Consulting Civil Engineers <br /> July 23 2001 <br /> Project No. 2001015 <br /> Page B.13 <br /> HARVEST FLOWS <br /> Average Harvest Day Flow Peak Month <br /> Based upon 190 gal PW/ton assuming that 40.2 percene of harvest flow occurs in October <br /> 100,000 tons x 190 gal wine/ton x 1.0 gal PW/gal wine x 0.402 = 246,387 gpd PW <br /> 31 days <br /> Additional wastewater flow due to 700,000 SF of undiverted storm drain flow based upon 100 year <br /> event in October with a total monthly precipitation of 1.7 in with the facility operating 7 days a week <br /> and 16 hours a day. <br /> 300,000 SF x 1.7 in x 7.48052 gal/CF = 317,922 gal/mo PW <br /> 12 in/FT <br /> l 317,922 gal/mo x (7days/Ida+mss) = 6,837 gpd PW <br /> 24 hours/16 hours x 31 days <br /> Use 62,000 and PW <br /> Peak Day Crush Flow <br /> Maximum crush rate 6,000 tons grapes crushed/day <br /> Wine Generation rate = 190 gal wine/ton grapes crushed <br /> PW Generation rate — 1.0 gal PW/gal wine <br /> Peak flow = 1,140,000 gpd PW <br /> Use 1.140.000 and PW <br /> s Based on historical data from the Main St. facility. <br /> NON HARVEST FLOWS <br /> Average Non Harvest Day Flow <br /> w <br /> Based upon 0.8 gal PW/gal wine for November through July <br /> 23 M al wine x 0.8 gal PWI gal wine x L000,000 000 al M al = 67,400 gpd PW <br /> 273 days <br /> Additional wastewater flow due to 240,000 SF of undiverted storm drainage flow based upon 100 <br /> year event with a total precipitation of 31 for the non harvest months and with the facility operating <br /> 5 days a week and 8 hours a day. <br /> 240,000 SF x 31 in x 7.48052 gal/CF x _ (5days/day) = 4,045 gpd PW <br /> 12 in/FT x 24 hours/8 hours x 273 days <br /> Use 71,445 god PW <br />