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"January 16,2004 <br /> Job Number:LG03-304 <br /> Page 5 . <br /> day and the restauran�ha�s bout 6 to 0 �ppromi <br /> ers.per day. .Mr. Mah believes an increase"of <br /> customers s ou e ed and wi y resu in an additional 10 people for the bar <br /> and an.additional 10 people;for the restaurant. Based on these figures, the,average daily flow <br /> associated with the new facility is estimated to be the following: <br /> Bar.Employees:. = 2 <br /> Restaurant Guests: : 20 <br /> Bar/Lounge.Guests: 55 <br /> 'Employee.Use Rate: l3.2.gpd/6mployee <br />: y <br /> Restaurant Guest Use Rate:, 2.6 gpd/meal. <br /> _'Bar/Lounge Guest Use Rate: 2.1 gpd/guest �� d",4 � <br />' (see the EPA Design Manual {1980), page 60, table 4-6)' <br /> ,Calculation: <br /> }3 .2 Employees'x 13.2 gpd/employee=26.4,gallons per day <br /> 20 Restaurant guests x 2.6 gpd/meal =52 gallons per day (e _3 s <br /> 55 Bar/I ounge Guests x-2:1 gpd/guest= 115.5 gallons per day _ <br /> Total.-'193.9 gallons per day. <br /> 'The average daily flow for the facility is estimated to be 19141 gallons per day. The septic system <br /> ° design calculation based on this figure. The calculation is shown in Section 6.6 of this re ort. <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) <br /> ground-water depth'and elevation maps were examined to determine the ground water levels near �} <br /> the Site. The Tracy area is not covered on the.County Eound water.ma s. Therefore, the <br /> gradient and ow-direction-ar - 'pkno—wn: <br /> ` On Site drilling conducted on November 4,.2003 indicated the depth to ground water was 9.2 feet <br /> below the ground surface. <br />