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Table 1 Page 3 of 14
<br /> Groundwater Elevation and Analytical Data
<br /> ARCO Service Station#2093
<br /> 3425 Tracy Blvd,Tracy,California
<br /> Floating
<br /> Well Depth product Groundwater Groundwater Total
<br /> Date Elevation to Water thickness Elevation Elevation Change TPH-G Benzene Toluene Ethylbenzene Xylenes MTBE
<br /> Sampled (feet,MSL) (feet,TOC) in feet (feet,MSL) (feet) (ppb) (ppb) (ppb) (ppb) (ppb) (ppb)
<br /> ATR-2 10/26/95 1226 -- 3696 0 65 <50 <0 5 <0 5 <0 5 <05 --
<br /> (Cont) 2112196 1140 - 3782 086 <50 <0 5 <0 5 <0 5 <0 5 -
<br /> 4118/96 1190 - 3732 -050 <250 <2 5 <25 <2 5 <2 5 -
<br /> 7/18/96 1210 - 3712 -020 <50 <0 5 <0 5 <0 5 <05 500
<br /> 11/15/96 1270 -- 36 52 -0 60 <50 <0 5 <0 5 <0 5 <0 5 750
<br /> 3114197 P 1270 - 3652 0 00 <50 <0 5 <0 5 <0 5 <0 5 280
<br /> 514197 NP 1202 -- 3720 0 68 <50 064 <05 <0 5 <0 5 480
<br /> 8111197 P 1233 -- 36 89 -0 31 <50 <0 5 405 <0 5 <0 5 440
<br /> 11117!97 P 1226 - 3696 007 <50 <0 5 <0 5 <0 5 <0 5 98
<br /> 3130198 NP 11 82 -- 3740 0 44 <50 <0 5 <0 5 <05 <0 5 18!20'
<br /> 6125198 NP 1205 -- 37 17 -023 <50 <0 5 <0 5 <0 5 <0 5 109
<br /> SM190 NP 1212 - 3710 -0 07 <60 <0 5 <0 6 <0 6 <0 5 250
<br /> ATR-3 4123187 4993 1179 -- 3814 -- 17,000 2,300 180 <50 2,300 -
<br /> 12/22187 11 93 -- 3800 -014 -- 5,000 50 530 250 --
<br /> 3124M 1258 -- 3735 -065 43,000 8,300 8,700 4,400 7,800 --
<br /> 6123188 1117 - 3876 141 70,000 6,160 4,221 1,800 4,750 --
<br /> 9129188 1223 -- 3770 -1 D6 57,400 8,850 17,600 2,190 8,170 -
<br /> 2122I89 1182 - 3811 041 110,000 1,000 2,100 480 2,000 -
<br /> 6/29189 -- - -- -- 4,500 890 520 250 1,100 -
<br /> 9118189 1219 -- 3774 - 7,400 1,000 1,300 460 2,200 -
<br /> 12128/89 1201 -- 3792 018 27,000 840 1,400 840 5,600 -
<br /> 4118190 1215 - 3778 -014 4,800 1,000 490 340 1,500 --
<br /> 10/16l90 1235 - 3758 -020 14,000 1,900 1,300 780 4,600 -
<br /> 10/19/90 1228 -- 3765 007 - - -- - - .-
<br /> 1l10l91 1201 - 3792 027 2,600 610 230 160 670 --
<br /> 4110191 1182 - 3811 019 3,000 910 120 110 190 --
<br /> 7110l91 1223 -- 3770 -0 41 19,000 420 300 340 760 -
<br /> 9/24191 1257 - 3736 -034 2,000 280 81 69 130 -
<br /> 1123/92 1212 Sheen 3781 045 - - - - - -
<br /> 4120192 1193 Sheen 3800 019 -- -- -- -
<br /> 718192 1222 Sheen 3771 -0 29 - -- - - - -
<br /> 14f1192 1238 Sheen 3755 -016 -- - -- - - -
<br /> 1118193 1122 Sheen 3871 116 -- -- - - -- -
<br /> 4114193 1149 Sheen 3844 -027 - -- -- - - -
<br /> 8MI93 1243 Sheen 37 50 -094 - - - -- - -
<br /> 10/27/93 1239 Sheen 37 54 0 04 -- -
<br /> 7G600-026-001/GW Tables
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