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June 21,2000 <br /> Job Number. LGOO-173 <br /> Page 3 <br /> searched and located three (3) septic permits (See Appendix for copies). Of the three(3) septic <br /> permits, two (2)were for repairs and one was a new installation. <br /> V. GROUND WATER <br /> The San Joaquin County Flood Control and Water Conservation District' ground-water <br /> depth and elevation maps for Fall 1997 and for Spring 1998 indicates the most recent ground- <br /> water levels for San Joaquin County and the west Lodi area. These maps were used to determine <br /> the general depth and flow direction of regional ground water(Plates 2 through 5). The <br /> following table summarizes all the available ground-water information collected for the site and <br /> nearby area. <br /> Table 1. <br /> Summary of Available Ground Water Information <br /> Date,Description,Source Groundwater Depth Notes <br /> May 31,2000,one(1) 10-foot deep on-site No ground water found to a total <br /> soil boring,Neil O. Anderson& of 10 feet in deep. <br /> Associates,Inc. <br /> _ May 31,2000,groundwater sample Ground water depth not obtained Nitrate:2.1 mg/1-NO, <br /> obtained from the existing agricultural from well. (0.47 mg/1-N) <br /> well, Nell O. Anderson&Associates, Inc. DBCP: 0.03 ug/l <br /> _ Spring 1998, San Joaquin County Ground About 39 feet in depth. Gradient about 5 feet/mile, <br /> Water Map. flowing northeast. <br /> Fall 1997, San Joaquin County Ground About 42 feet in depth. Gradient about 7 feet/mile, <br /> Water Nbp. flowin east. <br /> The existing on-site agricultural water well is located about 420 feet south and 210 west <br /> of the northeast comer of the property. The well provides a drip irrigation water supply to the <br /> vineyards. A search of the Department of Water Resources (DWR)well completion reports for <br /> _ the onsite well was conducted at the DWR office in Sacramento however no record of this well <br /> was found. <br /> ' San Joaquin County Flood Control and Water Conservation District, 1999, Depth to ground-water map <br /> and ground-water elevation map for Spring and Fall 1998. Published bi-annually,scale: linch=2 miles. <br /> E <br /> 4 <br /> � 13i OC\ <br /> i <br />