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Table 2
<br /> Groundwater Elevation and Analytical Data(ARCO)
<br /> ARCO Service Station A 2133
<br /> 2808 West Benjamin Holt Drive
<br /> Stockton,California
<br /> Well Depth Product Groundwater Ethyl- Total
<br /> Well Date Elevatlon to Water Thickness Elevation TPH9 Benzene Toluene benzene Xylenes MtBE DO
<br /> ID Sampled Notes (ft,MSL) (A,TOC) (ft) (ft,MSL) (pg/L) ttlglL) (vg1L) (Pg7L) (pg/!_1 JJJWL) (mg/L) -
<br /> E-10 12104196 12.65 -- -10.79 55,000 3,600 3,900 1,300 9,800 27,000
<br /> (cont.) 03119/97 P 7.37 - -6.11 1,600 39 4.3 5.2 48 1,100 01
<br /> 06105/97 NP 8.97 -7.71 100 2.8 <0.5 <0.5 2.0 61 0.1
<br /> 08119/97 NP 10.43 -- -9.17 750 18 3.0 3.6 19 1,900 0.1
<br /> 11/25/97 NP 11.61 •- -10.35 10,000 1,000 320 200 1,400 46,000 -
<br /> M20198 P 4.65 -3.39 7,300 2,000 68 350 260 32,000 5.5
<br /> 06/24798 P 6.66 -- -5.40 15,000 110 130 120 660 19,000 1.0
<br /> 09110798 NP 6.32 - -7,06 196 6.86 1.16 1.23 6.17 1,870 --
<br /> 12117798 NP 8,42 - -7,16 5,020 1,230 51.6 239 313 17,600 --
<br /> 03110)99 P 6,21 - 4,95 1,620 235 14.2 71.9 85.9 3,980 8.2
<br /> 06122/99 NP 877 - -7,51 160 7.07 0.685 <0.5 <0,5 89.3 3.3
<br /> 09/13/99 NP 9,81 .8,55 128 8.31 <6.50 <0.50 1.23 299 1.8
<br /> 12116199 NP 9,45 - -8,19 10.600 2,290 60.7 433 515 17,600 1.4
<br /> 03123/00 P 4.78 -- -3.52 1,520 161 <10.0 45.5 21.2 3,310 1.7
<br /> 06121100 P 7,04 -- -5.76 3,770 43.4 36.7 56.0 286 429 0.1
<br /> 09113100 NP 879 •- -7.53 1,130 155 6.62 10.6 47.0 1,030 1.9
<br /> 12115/00 P 825 -- -6,99 18,200 1,440 82.4 245 424 10,700 0.7
<br /> 03102!01 P 6,19 sheen 4.93 6,630 1,770 <50.0 131 228 19,600 --
<br /> 05110/01 P 8,62 -- -5.36 4,500 87.9 22.9 72.1 354 2,750 -
<br /> 08122101 P 9,05 -7.79 8,800 810 250 360 11500 13,000 --
<br /> 12105/01 c,P 8.48 - -7.22 11,000 2,400 110 580 600 37,000 6.8
<br /> 03712/02 P 6.47 •- -5.21 <20,000 610 <200 <200 450 44,000 0.9
<br /> 06106/02 c,P 7.35 -- -6,09 8,400 200 <50 <50 <50 14,000 0.2
<br /> 09124/02 d,P 9,10 -- -7.84 570 5,8 <2.5 <2.5 <2,5 780 0.1
<br /> 12117!02 P 7.97 -- -6.71 12,000 620 68 160 <20 8,500 -
<br /> 03118103 P 7.45 -- •6.19 1,100 6.5 <5.0 <5.0 <5,0 1,300 1.1
<br /> 06117103 P 7.49 -6.23 170 3.7 <1.0 1.5 3.5 290 0.1
<br /> 09/24103 a,P 9.25 -- -7.99 8,200 240 110 300 1,300 1,500 1.0
<br /> 12118103 P 6.89 -- -7.63 3.300 78 17 54 220 1,100 -
<br /> 03117104 P 6.64 -5.38 1,300 <10 <10 <10 <10 770
<br /> 06122/04 8.54 -7,28 1.600 21 9 34 160 280
<br /> 09121/04 9.62 -- -8.36 14,000 470 62 330 1,300 3,000 -
<br /> 12/28/04 8.47 - -7.21 3,500 160 50 110 380 880 0.8
<br /> 03108/05 5,60 -- 4.34 160 1 <0.50 0.79 1.4 3,8 3.6
<br /> 06130/05 7.59 -- -6.33 640 12 4.1 17 68 32 -
<br /> 09122/05 6.87 -- •7.61 2,300 79 28 86 390 220 0.04
<br /> 11118/05 9.46 -- -8.20 4,500 220 46 200 630 820 -
<br /> 03120106 5.71 -- 4.45 <560 <5.0 <5.0 <5.0 11 7.1 7.60
<br /> E-11 08126/68 3.42 -- - -- -• •• -- -- -- - -
<br /> 11/28768 - -- -- -- 440 380 110 450 -- -
<br /> 02127f89 - -- -- - 400 250 120 820 - -
<br /> 05/30/89 - - -- -- 437 162 97 281 - »
<br /> 08!22789 - - -- -- 160 36 38 220 - -
<br /> 12/04/89 - - -- -• 240 26 38 290 - -
<br /> 01104f90 18.39 - -14.97 -• -• - -- - - -
<br /> 02101f96 18.19 - -14.77 -- -- -- -- -- - -
<br /> 02)15190 16.16 - -14.74 -- -- -- •• -- -
<br /> 02/22/90 18.93 - -15.51 -- -- •- -• - _
<br /> 03/08/90 17.91 -- -14.49 - 60.1 31.3 75.6 242 -- -_
<br /> 04/05190 18.17 - -14.75 -• •• -- -- -- -- »
<br /> 04719/96 18.25 - -14.83 -- •• -- -- -- -- _
<br /> 05!10196 16.55 - -15.13 -- -- -- - -- - _
<br /> 05124!90 18-50 - -15.08 -- -- -- -- -- -- _
<br /> 06705!90 1847 -- -15.05 -- -- -- -- -- - .-
<br /> 06119190 1910 - -15.78 -- 135 16.6 20 111
<br /> 07112!90 1930 - -15.88 -- -- -- - -- __
<br /> 08116190 19.85 - -16.23 -- -- -- - •- - ..
<br /> 09/17190 19.94 - -16.52 -- -- -- - - -• __
<br /> 09/19190 19.94 - -16.52 680 90 8.2 14 110 -• __
<br /> 16711/90 20.03 - •16.61 •- - - - -
<br /> 12106190 18.97 -- -15.55 •- - - -- - - _
<br /> 62/12191 19.53 - •16.11 1,400 120 13 21 30D -- _
<br /> 02/25191 19.40 - -15.98 - - - -- --
<br /> 04123l91 18.56 -15.14 400 22 <0,5 1.7 11
<br /> 07/16/91 22.19 -18.77 4,100 420 35 40 360
<br /> 10108191 21.73 -• •18.31 5,700 410 19 62 380 - -_
<br /> 01122/92 20.00 -- -16.58 6,200 220 64 <14 120
<br /> 11C he v r o M94 2 7 51T a b le s52133_O M R.x is
<br /> 12 of 24
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