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s s • <br /> TABLE 1 GROUNDWATER MONITORING AND CHEMICAL RESULTS. <br /> FORMER REGAL STATION 603, 6425 PACIFIC AVENEUE, STOCKTON, CALIFORNIA <br /> WELL # CASING DATE DEPTH TO PROD. VACUUM CORRECTED TOTAL PET. BENZENE TOLUENE ETHYL XYLENES Methyl Cert-Butyl DISSOLVED <br /> ELEVATION TOP OF THICK. AT WELL GW ELEV. HYDROCARB BENZENE Ether OXYGEN <br /> FEET AMSL WATER HEAD FT. AMSL GAS-RANGE 8020 8260 <br /> IN FEET IN FEET IN FEET PPM PPS PPB PPB PPS PPB PPB PPM <br /> 10.32 11/05/93 49.8 0 0.000 -39.48 <br /> 10.32 12/22/93 49.2 0 0.000 -38.88 <0.05 <0.5 <0.5 <0.5 <0.5 <br /> 10.32 02/10/94 49.9 0 Tr -39.58 <br /> 10.32 03/04/94 47.7 0 0.025 -37.41 8010 G all compounds below detection limits <br /> 10.32 03/29/94 47.04 0 0.007 -36.73 <0.05 <0.5 <0.5 <0.5 <2 <br /> 10.32 04/26/94 46.58 0 0.010 -36.27 <br /> 10.32 05/19/94 46.88 0 0.013 -36.57 <br /> 10.32 06/22/94 46.13 0 0.007 -35.82 <0.05 <0.5 c0.5 <0.5 <2 <br /> 10.32 08/17/94 48.33 0 0.013 -38.02 <br /> 10.32 09/14/94 47.05 0 0.000 -36.73 0.08 <0.5 <0.5 <0.5 <2 <br /> 10.32 10/26/94 1 47.25 0 0.000 1 -36.93 <br /> 10.32 12/16/94 46.86 0 0.000 -36.54 <0.05 <0.5 <0.5 <0.5 <2 <br /> 10.32 01/25/95 46.25 0 0.000 -35.93 <br /> 10.32 03/15/95 45.36 0 0.010 -35.05 <0.05 <0.5 <0.5 <0.5 <2 <br /> 10.32 04/12/95 45.87 0 0.003 -35.55 <br /> 10.32 05/17/95 44.15 0 0.000 -33.83 <br /> 10.32 06/21/95 43.84 0 0.000 -33.52 <0.05 <0.5 <0.5 <0.5 <2 <br /> 10.32 08/01/95 44.02 0 0.000 -33.70 <br /> 10.32 09/26/95 41.7 0 0.003 -31.38 <br /> 10.32 10/17/95 43.93 0 0.001 -33.61 <br /> 10.32 11/14/95 44.65 0 0.007 -34.34 <br /> 10.32 12/12/95 44.17 0 0.001 -33.85 <br /> 10.32 01/22/96 42.28 0 0.281 -32.24 <br /> 10.32 03/06/96 41 0 0.000 -30.68 <0.05 <0.5 <0.5 <0.5 <2 <br /> 10.32 04/09/96 39.8 0 0.000 -29.48 <br /> 10.32 01/22/96 38.8 0 0.007 -28.49 <br /> 10.32 06/20/96 38.69 0 0.000 -28.37 <0.05 <0.5 <0.5 <0.5 <2 1 <50 2.6 <br /> 10.32 07/30/96 39.12 0 0.007 -28.81 <br /> 10.32 09/19/96 39.9 0 0.000 -29.58 <0.05 <0.5 <0.5 <0.5 <2 <5 <br /> 10.32 12/10/96 38.3 0 0.000 -27.98 <br /> 10.32 03/1a/97 36.14 0 0.007 -25.83 <0.05 <0.5 <0.5 <0.5 <2 <5 <br /> 10.32 06/11/97 35.95 0 0.000 -25.63 <br /> 10.32 09/23/97 nm nm nm <br /> 12/06/97 sparging and vapor extraction system operating 4.1 <br /> 10.32 12/16/97 35.83 0 0.000 -25.51 <5 <5 0 <br /> xam 3� <br />