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1 <br /> The results of the analyses performed on these samples and <br /> the results of analyses performed on samples previously <br /> acquired by AES are summarized in Table 1 : <br /> TABLE 1 <br /> Analytical Results of Groundwater Samples Acquired <br /> ' from Monitoring Wells MW-1 , MW-2 , and MW-3 at <br /> 275 Grant Line Road, Tracy, CA <br /> Sample Date <br /> & Depth to TPH-D TPH-G E T E X TOG <br /> Water ( ft) (ppb) (ppb) (ppb) {ppm) <br /> ' 02/05/93 N D N D. N. D. N. D. N.D. N.D. N.D. <br /> 7 . 97 ' <br /> 06/07-28/93 N. D N .D. N. D. N.D. N D N.D. N D. <br /> ' 7 . 84 ' ( 6/7/93) - <br /> 7 . 82 ' ( 6/28/93 ) <br /> -------------- <br /> MW-2 J <br /> 02/05/93 N. D 190 N.D. 0 . 9 1. 1 2 . 8 1 0 <br /> 6 . 9 ' <br /> ' 06/07-29/93 N. D. 1700 N.D. 0 3 N D 0 6 N.D. <br /> 6 80 ' ( 6/7/93) <br /> ' 714 ' ( 6/29/93 ) <br /> - <br /> MW-3 <br /> ' 02/05/93 N.D N .D. N.D N D. N.D N.D N.D. <br /> 7 . 45 ' <br /> ' 06/07-28/93 N . D. N .D N D. N D N D N.D. N .D. <br /> 7 . 34 ' ( 6/7/93 ) <br /> 7 . 60 ' ( 6/28/93) <br /> Method <br /> Detect 50 50 0 2 0 . 2 0 2 0 . 6 0 . 5 <br /> ' LimitjDb 02, <br /> ---------------------- a------------------------------ <br /> TPH-D. . Total Petroleum Hydrocarbons as Diesel <br /> TPH-G. . Total Petroleum Hydrocarbons as Gasoline <br /> TOG — Total Oil and Grease <br /> BTEX. . .Benzene , toluene, ethylbenzene , total xylenes <br /> 1 ppm. . Parts per million <br /> ppb . . Parts per billion ( 1 ppm = 1 ,000 ppb) <br /> N D . Not detected <br /> Page 3 <br />