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1 Ik <br /> L ETS F <br /> ENVIRONMENTAL & MARcx 3, 1992 <br /> A S S 0 C I A T E S <br /> Mr. Rob Hoag <br /> Robb' s Earthmoving Service <br /> P. 0. Box 735 <br /> Lockeford, California 95237 <br /> RE: Analytical results of soil samples collected from the <br /> excavation area` of a former waste oil pit located at <br /> 8980 North Highway 12, Victor, California. <br /> LDear Mr. Rob Hoag, <br /> Enclosed you will find the analytical results of five <br /> soil samples collected on February" 25, 1992 (72 HOUR RUSH) , <br /> during the excavation and sampling! of the former waste oil <br /> tank pit. The samples were collected, and as required by the <br /> San Joaquin County Environmental Health Department analyzed <br /> for oil-grease, and lead. Four soil samples were collected <br /> from the sidewall areas of the excavation, one sample from <br /> underneath the former tank (Site Plan, Figure 2) in order to <br /> 1 determine the h izontal and vertical extent of possible <br /> contamination. `Four samples were collected from the soil <br /> storage pile an composited into one discrete. sample by the <br /> L� analytical laboratory with results to be reported in the <br /> normal 15 day turnaround timfj <br /> For a listing ';of the constituents tested and their <br /> corresponding results, see -Table 1 and Appendix A. <br /> LTABLE 1 <br /> SOIL ANALYSES <br /> I (RESULTS IN PPM) <br /> [ - ----- -OIL&GREASE STCL LEAD <br /> ,F202-0957 ---1, 300 - Y-0.069 <br /> 202-0958 44,,'000 0. 53 <br /> 202-0959 N.D. 3 .6 <br /> L <br /> 202-0960 300 0.084 <br /> 202-0961 3 , 900 0.45 <br /> P.O. BOX 2242 MERCED, CA 95344 (209) 384-1041 <br />