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TABLE 3 <br /> RESULTS OF ANALYSES OF GROUNDWATER SAMPLES <br /> FROM MONITORING WELLS AT 152 and 153 EAST 11th STREET, TRACY <br /> Well Sampling TPH TVH Benzene Toluene Ethyl- Total <br /> No Date (as Gas } benzene Xylenes <br /> ppb ppb ppb ppb ppb ppb <br /> NAV 1 03/18/88 - 3,3000 97 0 2700 NO 1200 <br /> 01/20/93 ND ND NO NO 1 7 <br /> 07/08/93 NO - 1 0 NO ND 2 0 <br /> NAV 2 03/18/88 - NO 40 NO NO ND <br /> 01/20/93 NO - NO NO NO ND <br /> 07/08/93 NO _ NO NO ND NO <br /> 10/13/93 NO NO NO ND NO <br /> 02/25/94 ND - ND NO NO NO <br /> 09/03/94 NO - ND NO ND NO <br /> 02/17/95 NO ND NO ND NO <br />' NAV 3 03/18/88 - 23,000 520 1,300 2,100 11,000 <br /> 01/20/93 1,300 37 20 7 1 160 <br /> 07/08/93 3,000 - 35 NO 74 130 <br /> NAV 4 03/18/88 - 40,000 900 6,600 1,900 15,000 <br /> 01/20/93 25,000 60 1,400 420 7,300 <br /> 07/08/93 3,800 - 24 43 0 9 700 <br /> 10/13/93 570 1 7 1 0 ND 31 <br /> 02/25/94 1,800 3 6 28 74 230 <br /> 09/03/94 1,700 - ND 22 57 250 <br /> 1 02/17/95 700 - 1 0 5 7 31 52 <br /> NAV 5 07/08/93 ND - ND ND ND ND <br /> 10/13/93 ND - ND ND ND ND <br /> 02/25/94 ND NO ND ND ND <br /> 09/03/94 ND - NO ND ND ND <br /> 02/17/95 ND - NO NO ND ND <br />' NAV 6 07/08/93 ND - NO ND ND ND <br /> 10/13/93 ND - ND ND NO ND <br /> 02/25/94 NO - NO ND ND ND <br /> 09/03/94 NO NO NO ND NO <br /> 02/17/95 ND - ND NO NO ND <br /> NAV 7 07/08/93 ND - ND ND ND NO <br /> 10/13/93 ND - ND ND ND NO <br /> 02/25/94 NO - NO ND NO ND <br /> Continued on next page <br /> f <br />