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<br /> Groundwater Elevation and Analytical Data
<br /> ARCO Service Station#2093
<br /> 3425 Tracy Blvd,Tracy,Califomla
<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 DO
<br /> Sampled (feet,MSL) (feet,TOC) In feet (feet,MSL) (feet) (ppb) (ppb) (ppb) (ppb) (ppb) (ppb) (mgA)
<br /> ATR-2 12116194 11 56 - 3766 037 <50 <0 5 <0 5 <0 5 <0 5 - -
<br /> (cont) 2128195 1160 - 3762 -004 <50 405 <0 5 <0 5 <0 5 - --
<br /> 4125195 1195 - 3727 -035 <50 <0 5 <0 5 <0 5 <0 5 - -
<br /> 7/27/95 1291 - 3631 -096 <50 <0 5 <0 5 <0 5 <0 5 - -
<br /> 10/26/95 1226 - 3696 065 <50 <0 5 <0 5 <0 5 <0 5 -- -
<br /> 2/12196 11 40 - 3782 086 <50 <0 5 <0 5 <0 5 <0 5 -- --
<br /> 4/18/96 1190 - 3732 -050 <250 <2 5 <2 5 <2 5 <2 5 - -
<br /> 7118196 1210 - 3712 -020 <50 <0 5 <0 5 <0 5 <0 5 500 -
<br /> 1111519B 1270 - 3652 -060 <50 'Co 5 <0 5 <0 5 <0 5 750 -
<br /> 3114197 P 1270 - 3652 000 <50 <0 5 <0 5 <0 5 <0 5 280 008
<br /> 614197 NP 1202 - 3720 068 <50 064 <0 5 <05 <0 5 480 006
<br /> 8111197 P 1233 - 3689 -031 <50 <0 5 <0 5 <0 5 <0 5 440
<br /> 11/17/97 P 1226 - 3696 007 <50 <0 5 <0 5 <0 5 <0 5 98
<br /> 3130198 NP 1182 - 3740 044 <50 <0 5 <0 5 <0 5 <Q 5 18120` 12
<br /> 6125198 NP 1205 - 3717 -023 <50 <0 5 <0 5 <0 5 <0 5 109 16
<br /> 9111198 NP 1212 - 3710 -007 <50 <0 5 <0 5 <0 5 <0 5 250 167
<br /> 12/15198 NP 1201 - 3721 011 <50 <0 5 <0 5 <0 5 <0 5 <5 0 15
<br /> 3117199 NP 1165 - 3757 036 <50 <0 5 'Co 5 <0 5 <0 5 <5 0 23
<br /> 6114199 NP 1206 - 3717 .040 <60 <0 6 <0 6 <0 6 <0 6 <6 0 190
<br /> ATR-3 4123187 4993 1179 - 3814 - 17,000 2,300 180 <50 2,300 - -
<br /> I Z=87 1193 - 3600 -014 - 5,000 5o 530 250 - -
<br /> 3124188 1258 - 3735 -065 43,000 8,300 8,700 4,400 7,800 - -
<br /> 6/23188 11 17 - 3876 141 70,000 5,160 4,221 1,800 4,750 - -
<br /> 9129/88 1223 - 3770 -1 06 57,400 8,850 17,600 2,190 8,170 - -
<br /> 2/2?J89 1182 - 3811 041 110,000 1,000 2,100 480 2,000 -- -
<br /> 6129/89 - - -- - 4,500 890 520 250 1,100 - -
<br /> 9118/89 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 11000 490 340 1,500 - -
<br /> 10/16190 1235 - 3758 -020 14,000 1,900 1,300 780 4,600 - -
<br /> 10119190 1228 - 3765 007 - - - - -- --
<br /> 1110191 1201 - 3792 027 2,600 610 230 160 670 - -
<br /> 4110191 1182 - 3811 019 3,000 910 120 110 190 - -
<br /> 7110191 1223 - 3770 -041 19,000 420 300 340 760 - --
<br /> 9l24191 1257 - 3736 -034 2,000 280 81 69 130 - -
<br /> 1123/92 1212 Sheen 3781 045 - -- - - - - -
<br /> 077 41728 005/GW Tables
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