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Ms. Margaret Lagorio <br /> June 16, 1998 <br /> Page 2 <br /> LABORATORY ANALYSIS <br /> Both groundwater samples were hand delivered to CLS Laboratories of Rancho Cordova, California <br /> for analysis. Sample SB-1 and S13-2 were analyzed for Total Petroleum Hydrocarbons in the diesel <br /> range (TPHd)by EPA Method 8015M, gasoline by the DHS LUFT Method, and benzene,toluene, <br /> ethyl benzene,total xylenes(BTEX)and MTBE by EPA Method 8020. Results of the groundwater <br /> analyses are presented on the following table. <br /> Table 1 - Groundwater Analytical Results <br /> Sample TPH-g(LUFT) TPH-d(8015M) BTEX(8020) MTBE(8020) <br /> SB-1 ND 0.17 mg/L ND ND <br /> SB-2 ND ND ND ND <br /> ND-Not Detected <br /> Copies of the analytical data sheets are Attached. <br /> If you have questions regarding the groundwater sampling, call me at (916) 851-1258. <br /> Sincerely, <br /> 44 <br /> Keith Hoofard <br /> Senior Associate Geoscientist <br /> Attachments <br /> ApqLcjre® 1af� 1 / sm <br /> GlrecyvlM Oeper <br />