Table 2
<br /> Groundwater Elevation and Analytical Data(ARCO)
<br /> ARCO Service Station 02133
<br /> 2908 Benjamin Holt Drive
<br /> Stockton.California
<br /> Well Depth Product Groundwater Groundwater Ethyl- Xylenes
<br /> Well Date Elevation to Water Thickness Elevation Elevation TPHg Benzene Toluene benzene (total) MtBE DO
<br /> Number Sampled (it,MSL) (1t,TOC) (rt) (R,MSL) Change(H) (uglq (ugn) (ug/1) (ugIQ tug") (ug/1) (mglL)
<br /> PR-2 6121/2000 8.61 - -7.96 -428 - -- _ _ _ _ 2.2
<br /> (cont) 9113/2000 NP 8,36 - -7.71 0.25 <50 <0.5 <0.5 50.5 <0.5 <2.5 1.29
<br /> 12/1512000 7.85 - -7.20 0.51 - -- _ _ _ _ 1.43
<br /> 302001 P 5.73 -5.08 2.12 <50.0 <0.500 x0.500 <0.500 1.10 <2.50 4.2
<br /> 5/10@001 5.83 - -5.18 -0.10 - - » - - -- 2.1
<br /> &2212001 P 8.64 - -7.99 -2.81 <50 <0,50 <0.50 <0.50 <0,50 <2.5 -
<br /> 1215/2001 7.71 - -7.06 0.93 - -- -. _ _ _ --
<br /> 311212002 P 6.12 - -5.47 1.59 c50 <0,50 <0.50 <0.50 <0.50 <2.5 1.75
<br /> BWO02 6.94 -- -6.29 -0.82 -- - - - - - 1.70
<br /> 9!2412002 P 8.80 - -8.15 -1.86 72' <0.50 <0.50 0.64 <0,50 82 1.75
<br /> 12/1712002 6.84 -- -6.19 1.96 - - .- _
<br /> 3!1812003 P 6.86 - -0.21 -0.02 <50 <0.50 x0.50 <0.50 <0,50 Q.5 1.18
<br /> 6/1712003 7.14 - -0.49 -0.28 - - » _ _ _ 110
<br /> 912003 a P 8.96 - -8.31 -1.82 <50 <0.50 <0.50 <0.50 <0.50 <0,50 0.22
<br /> 12!1812003 8.28 - -7.63 0.68 - -_ _ _ _ - -
<br /> 311 612 0 0 4 P 5.92 -5.27 2.36 <50 <0,50 <0.50 <0.50 <0.50 <0,50 -
<br /> W22I2004 8.22 - -7.57 -0.51 --
<br /> 912112004 9.27 - -0.62 #REFI
<br /> BHD-4 8!2611988 0.58 -- - -- _ - 6,050 220 2,000 1,000 - -
<br /> 1172811988 - - -- - - 1,670 <100 480 100 - -
<br /> 212711989 - - -- _ _ _
<br /> 5/30/1989 - - - - - 2,900 120 870 780 -- -
<br /> //2211989 - - - - - 1,459 300 890 1,170
<br /> 12/411989 - - _ 1,400 170 1,600 2,800 - -
<br /> 114/1990 15.70 -15.12
<br /> 211/1990 15.42 - -14.84 0.28 -- - - - - _
<br /> 2/1511990 15.39 - -14.81 0.03
<br /> 2!22!1990 16.22 -- -15.64 -0.83
<br /> 3/871990 15.17 -- -14.59 1.05 - 1,250 50 1,870 1,360 -- -
<br /> 4/5/1990 15.38 - -14.80 -0.21 - » - - _
<br /> 4/19/1990 15.58 - -15,00 -0.20
<br /> 511011990 15,92 - -15,34 -0.34
<br /> $12411990 15.89 - -15.31 0.03 --
<br /> 6/511990
<br /> 6118/1990 16.37 - -15.79 - - 1180 40 2070 860 - -
<br /> 7112M990 16.60 - -16.02 -0.23 - - -- _ _
<br /> 6/1671990 17.89 - -17.31 -1.29
<br /> 9/17/1990 17.24 - -16.66 0,65
<br /> 911811990 17.24 - -16.66 0,00 2,000 110 9 30 650
<br /> 10111/1990 17.31 - -16.73 -0.07 -
<br /> 127611990 17.24 - -16.66 0,07 -
<br /> 211111991 16.92 - -16.34 0.32 6,000 890 60 1,000 360 .. _
<br /> 2!2511991 16.86 - -16.28 0.06 - - - - _ _
<br /> 412311991 15.99 - -15.41 0.87 3,300 240 4,8 440 130 .. _
<br /> 7116791 18.00 -- -17.42 -2.01 7,000 420 420 400 830 »
<br /> 101611991 16.50 -- -17.92 -0,50 3,000 220 <4,0 210 15 _
<br /> 1/22/1992 17.12 - -16-54 1.38 4,600 200 240 <10 260
<br /> 4/2211992 16.39 - -15.81 0.73 3,000 130 6.7 200 120
<br /> 7129!1992 17.93 - -17.35 -1.54 8,100 260 21 600 510
<br /> 10!2911992 18.35 - -17.77 -0.42 1,800 80 <2,5 110 17
<br /> 1/2711993 15.27 - -14.69 3.08 6.700 270 19 790 300 _ »
<br /> 4/2911993 13,36 - -12.78 1.91 7,000 340 Q0 610 460 _
<br /> 81511993 14,85 - -14.27 -1.49 10,000 280 31 930 950
<br /> 17/1011993 15.23 - -14.65 -0.38 10,000 220 11 570 420 _ »
<br /> 312111994 14.36 - -13.78 0.87 8,600 83 14 480 360
<br /> 6/2711994 14.30 - -13.72 6 9.600 110 32 490 420
<br /> 972911994 15.48 -14.88 -1.71.16 7,200 170 12 460 340
<br /> 1218/1994 14.99 -14.41 0.47 8,200 160 14 560 640
<br /> 31811995 12.81 - -12.23 2AB 6,000 84 6.2 300 97 _ -
<br /> 6l111995 11.29 - -10.71 1.52 7,100 97 45 370 250 _ „-
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