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6w .� <br /> 4 <br /> Mr.Jim Hoagland <br /> January 19,2004 <br /> low Page 6 <br /> Table 2. <br /> �. Typical Quantity of Effluent for Various Sources. <br /> Category Total People Average Quantity Average Daily Flow <br /> per Day per Person Per Parcel <br /> Roland Constriction, 8 13 gal/day/person 8 employees/day* 13 gpd/person <br /> ` full time office employees = 104 gpd <br /> Roland Constriction, 1 1 3 gal/day/person 11 employees/day*3 gpd/persorn <br /> field employees =33 gpd <br /> Tenant space No. 1, I 13 gal/day/person 1 employee/day* 13 gpd/person <br /> full time office employees = 13 gpd <br /> 6. Tenant space No. 1, 2 3 gat/day/person 2 employee/day*3 gpd/person <br /> field employees =6 gpd <br /> Tenant space No.2, 1 13 gal/day/person I employee/day* 13 gpd/person <br /> full time office employees = 13 gpd <br /> Tenant space No.2, 2 3 gal/day/person 2 employee/day*3 gpd/person <br /> field employees =6 gpd <br /> Average daily flow: 175 gpd <br /> Notes —gpd is gallons per day. <br /> The daily waste water quantity is estimated to be 175 gallons per day. Waste water quality is <br /> discussed within the nitrate loading section of the report. <br /> 4.0 GROUND WATER INFORMATION <br /> 4.1 Ground Water Depth and Gradient <br /> The San Joaquin County Flood Control and Water Conservation District(1998 and 1999)ground <br /> water depth and elevation maps were reviewed to determine the ground water levels near the <br /> Site. The Fall 1998 and Spring 1999 maps are the most current maps available from the county. <br /> tl <br /> According to these maps(Plates 2-5), ground water lies between 83 and 92 feet below ground ( J <br /> surface in the vicinity of the Site and flows to the east and northeast at a rate between 3 to 6 feet <br /> per mile. <br /> 2�E R50 <br /> P N <br /> Z ` <br /> O � <br /> P <br /> 9 S S O C <br />