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TABLE 2 <br /> HISTORICAL GROUNDWATER CONDITIONS <br /> U-HAUL#709-50 <br /> STOCKTON, CALIFORNIA <br /> Well I D Depth to Ground- <br /> Ethyl- Total <br /> Casing Ground- water TPHg Benzene Toluene <br /> Elevation Date water Elevation (ug/L) (ug/L) (ug1L) Benzene Xylenes Ref <br /> (feet) (feet) (feet) {ug1L) {ug1L) <br /> 14-Aug-95 6631 -4482 3500 980 19 27 200 (2) <br /> 24-Oct-95 6578 -4429 790 380 33 <3 0 45 (2) <br /> 8-Feb-96 5563 -3414 <50 23 04 031 1 3 (2) <br /> 26-Jun-96 5605 -3456 520 180 29 13 96 (2) <br /> 26-Sep-96 6434 -4285 <br /> 24-Sep-97 6222 -4073 15000 3000 48 230 350 (2) <br /> 24-Mar-99 3935 -1786 <50 70 <0 5 <0 5 <0 5 (3) <br /> 3-Se -99 4980 -28 31 <br /> MW-7 24-Oct-95 6290 -4442 5900 420 17 74 150 (1) <br /> 1848 8-Feb-96 5322 -3474 130 1 4 071 1 (2) <br /> 26-Jun-96 5260 -3412 760 69 26 11 34 (2) <br /> 26-Sep-96 6091 -4243 <br /> 24-Sep-97 5890 -4042 3600 170 84 27 15 (2) <br /> 24-Mar-99 3650 -1802 78 <1 <1 <1 <1 (3) <br /> 3-Sep-99 3625 -1777 <br /> MW-8 24-Oct-95 6466 -4618 130 0 5 <0 3 <0 3 0 8 (1) <br /> 2021 8-Feb-96 54 61 -36 13 <50 <0 3 <0 3 <0 3 <6 0 (2) <br /> 26-Jun-96 54 55 -3607 <50 49 <0 5 <0 5 <1 0 (2) <br /> 26-Sep-96 6310 -4462 <br /> 24-Sep-97 6099 -4251 <50 <0 5 <0 5 <0 5 <1 0 (2) <br /> 24-Mar-99 3800 -1952 <50 06 <0 5 <05 <0 5 (3) <br /> 3-Sep-99 48 64 -3016 <br /> References <br /> (1) Applied Consultants, 1993 <br /> (2) SOTA, 1997 <br /> (3) Blaes Environmental, 1999a <br /> TPHg = Total petroleum hydrocarbons as gasoline <br /> ug/L = micrograms per liter <br />