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Table 2 <br /> Groundwater Monitoring Results <br /> Del Monte Disco Site <br /> Stockton, California <br /> Concentration <br /> Sample TPH Ethyl BTEX <br /> Well Date Gasoline Benzene Toluene benzene Xylenes; Dilution Lead <br /> TCLP 500 - - 5,000 <br /> MCL 1 1,000 680 1,750 50 <br /> 1/12/94 <50 <0.5 <0.5 <0.5 <O.S NA <br /> <0.5 <br /> 4/14/94 <50 <0.5 NA <br /> ........................ <br /> 7/20/94 <50 <0.5 <0.5 <0.5 <0.5 <0.6 <br /> 10/27/94 <50 <0.5 <0.5 <0.5 <0.5 NA <br /> 3/3/95 <50 <0.3 <0.3 <0-3 <0-3 NA <br /> MW-DIS-8S 3/3/95 <50 <0.3 <0.3 <0.3 <0.3 NA <br /> 6/19/95 <50 <0.3 <0.3 <0.3 <0.3 NA <br /> 10/18/95 <50 <0.3 <0:3 <br /> 3 <0.3 <0.3 1:1 NA <br /> 2/13/96 <50 <0.3 <0.3 <0.3 <0.3 1:1 NA <br /> 6/6/96 <50 <0.3 <0.3 <0.3 <0.3 1:1 NA <br /> 8/15/96 <50 <0.3 <0.3 <0.3 <0.3 1:1 NA <br /> n. <br /> '-X: <br /> .5 <0.5 <0 1:1 NA <br /> <0 <br /> 1-2/20/96- . .... .5 <br /> 12/20/96 <5'O <0.3 <0.3 <0.3 <03 1:1 NA <br /> MW-DIS-8D 3/3/95 <50 <br /> <0.3 <0.3 NA <br /> 6/19/95 <50 <0.3 NA <br /> ........... ........ ........ .... ............... ........ <br /> 10/18/95 <50 <0.3 <0.3 <03 <0.3 1:1 NA <br /> 2/13/96 <50 <0-3 <0.3 <0.3 <0.3 1:1 NA <br /> 616/96 <50 <0.3 <0-3 <03 <03 1:1 NA <br /> 8/15/96 <50 <0.3 <0-3 <0-3 <03 1:1 NA <br /> 12/19/96* <15 <0.5 <0.5 <0.5 <0.5 1:1 NA <br /> 12/19/96 <50 <0.3 <0.3 <0.3 <0.3 1:1 NA <br /> MW-DIS-9 3/3/95 <50 <0.3 <0.3 <0.3 <0.3 NA <br /> 6/19/95 <50 <03 <0.3 <0.3 <0.3 NA <br /> 10/18/95 <50 <03 <0.3 <0.3 <0-3 1:1 NA <br /> 2/13/96 <50 <03 <0.3 <0.3 <0.3 1:1 NA <br /> 6/6/96 <50 <0.3 <0.3 <0.3 <03 1:1 NA <br /> 8/15196 <50 <0.3 <0.3 <0.3 <0.3 1:1 NA <br /> .. . . ....... <br /> <05 <0.5 <0 1:1 NA <br /> 12./19/96* .5 <br /> 12/19/96 <1 50 <0'3 <0.3 <0.3 <0.3 1:1 NA <br /> MW-DIS-10 3/3/95 <50 <0.3 <03 <0.3 <0.3 NA <br /> 6/19/95 <50 <br /> <0.3 <03 <0.3 NA <br /> 10/18/95 <50 <0.3 <0.3 <0.3 <0.3 1:1 NA <br /> 2113/96 <50 <0.3 IJ NA <br /> <0.3 <br /> 1:.-- .. .......... <br /> 6/6/96 <50 <0.3 <0.3 <0-3 <0-3 1:1 NA <br /> 8115/96 <50 <03 <0.3 <0.3 <0-3 1:1 NA <br /> 12/19/96* <15 <0.5 <0.5 <0.5 <0.5 1:1 NA <br /> 12/19/96 <50 <03 <0.3 <0.3 <03 1:1 NA <br /> Notes: <br /> TCLP: EPA Toxicity Characteristic Leachate Procedure for Identifing Hazardous Waste <br /> MCL: California Maximum Contaminent Level for Drinking Water <br /> <0.5: Below Detection limit of 0.5 ugh <br /> Sample collected by minimum aeration technique <br /> indicates results.above the detection limit. <br /> NA: Not Analyzed <br /> Gwc1ata.xIs Page 3 of 3 <br />