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05 r <br /> Groundwater ElevAatkin and Analytical Data of 13 <br /> ARCO Service Station#2093 <br /> 3425 Tracy BW Tracy,Calrfomia <br /> Floating <br /> Well Depth product Grourdwater Groundwater Total <br /> Date Elevation to Water thickness Elevation Elevation Change TPH-G Benzene Toluene Ethylbenzene Xylenes MTBE DO <br /> Sampled (feet,MSL) (feet,TOC) in feet (feet,MSL) (feet) (ppb) (ppb) (ppb) (ppb) (ppb) (ppb) (mgti) <br /> ATR-5 3/10189 4873 -- — — 6 600 693 <5 0 327 7 <br /> 6/29169 1052 — 3821 — 2,200 490 24 280 1 3 — <br /> 9/18189 1098 -- 37 75 -0 46 1 000 68 11 63 58 — <br /> 12/27/89 1076 — 3797 022 2,200 94 2 150 <1 — <br /> 4118/90 1090 — 3783 -014 1 900 120 26 68 140 — <br /> 10116/90 - - -- - 11000 18 47 79 16 - _ <br /> 10/19/90 1110 - 3763 -- _ <br /> 1110191 1084 - 3789 026 350 71 12 16 26 - <br /> 4110/91 1067 - 3806 017 370 46 <0 5 7 <0 5 <br /> 7110191 1102 - 3771 -035 1,200 95 <0 5 18 1 5 - - <br /> 9n4/91 11 29 - 3744 -027 <50 <0 5 <0 5 <0 5 <0 5 <br /> 1123192 1078 - 3795 051 180 14 15 15 <0 5 - <br /> 4120192 1070 - 3803 008 _ <br /> 4/21192 - - - - 290 16 <0 5 2 <0 5 _ <br /> 718192 1G97 _ 3776 - 240 <0 5 <0 5 06 <0 5 ^ <br /> 10/7192 11 11 - 3762 -014 - <br /> 1018!92 - - - - 160 <0 5 <0 5 <0 5 <0 5 - <br /> 1118193 994 3879 - - <br /> 1119193 - - - 1 000 25 <0 5 79 13 - <br /> 4/14/93 1047 - 3826 - <br /> 4!15193 - _- - - 810 1 5 CO 5 83 09 _ <br /> 8131193 11 16 _ 3757 - 80 <0 5 <0 5 <0 5 <0 5 - - <br /> 10127/93 11 11 - 3762 005 63 <0 5 <0 5 <0 5 <0 5 <br /> 2118194 1073 -- 3800 036 160 3 5 1 4 _ <br /> 5/20194 1082 — 3791 -009 600 <0 3 2 12 17 — <br /> 1017194 11 14 3759 -0 32 660 <0 5 <0 5 <05 <0 5 - <br /> 12/16/94 1077 -- 3796 037 410 65 <0 5 <0 5 <0 5 <br /> 2128195 1080 -- 3793 -003 60 <0 5 06 <0 5 <0 5 <br /> 4/26/95 1104 - 3769 -024 83 CO 5 <0 5 <05 CO 5 - - <br /> 7127/95 11 27 -- 37 46 - _ <br /> 10/26/95 0 23 58 <0 5 <0 5 c0 5 1 2 — — <br /> 10/27/95 -- — — — <520 <5 CO 5 <0 5 <0 5 _ <br /> 2112196 960 — — — 92 1 <0 5 <0 5 <0 5 — — <br /> 4118196 806 — — — 60 <0 5 <0 5 <0 5 <0 5 — <br /> 7/18196 1011 - - - 280 48 <0 5 <0 5 <0 5 14 <br /> 11/15/96 <br /> 3114197 1094 - - - <50 <0 5 CO 5 <0 5 <0 5 c2 5 015 <br /> 614197 NP 1026 - -- -- 97 27 <0 5 <0 5 <0 5 <25 017 <br /> 8/11/97 NP 1044 - - -. 220 34 06 <0 5 <0 5 69 <br /> 11117/97 NP 1050 - - - 190 28 065 <0 5 <0 5 51 <br /> 3130M NP 981 -- - -- 88 <0 5 <0 5 <0 5 <0 5 62 21 <br /> 6125198 NP 1011 - - - <50 <0 5 <0 5 <0 5 <0 5 911 15 <br /> 9/11198 Welllnaccessable _ <br /> 12/15/98 NP 1020 -- 134 <0 5 '05 <0 5 <0 5 898 17 <br /> 3117199 NP 9 81 - 3892 - 756 0 586 <0 5 0876 102 <ti 0 74 <br /> 7G600-026-002/GW Tables <br />