1
<br /> i 0 i
<br /> TABLE 1
<br /> GROUNDWATER MONITORING DATA
<br /> Beacon Station No.12474
<br /> 3440 East Main Street,Stockton,California
<br /> ethyl- total Depth to TOC GW
<br /> Well TPH9 benzene toluene benzene xylenes MTBE DIPE ETRE TAME TBA methanol ethanol EDC EDB GW Elevation Elevation
<br /> Number Date u 1L (ug/L u IL (ug/L (u 1L) ((u/L 1(upill-) u IL u 1L (u 1L) (u 1L u 1L (ug/L u 1L feet feet msl feet msl Comments
<br /> MW-8 03131198 100 10,50 10.50 10.50 10.5015.0 no no no no no no 61.51 25.68 -35.83 reported as MW-3A
<br /> screened 06/10!98 80 0.9 <0.50 10.50 <0.50 15.0 no no no no no no 58.86 -33.18 reported as MW-3A
<br /> interval 09108198 79 0.57 <0.50 10.50 10.50 10.50 10.50 <0,50 10.50 <5.0 <5u <5.0 58.97 33,29 slight odor l no sheen
<br /> 56'-75' 12f30198 51 2.4 0,69 <0.50 10.50 <5.0 no no no no no no 57.13 -31.45 slight odor 1 no sheen
<br /> 03125199 150 10.50 1050 <0.50 10.50 10.50 1050 10,50 10.50 <5.0 150 15.0 55.09 -29,41 no comment
<br /> 06/03/99 150 10.517 <0.50 10.50 <0.50 10.50 <0.50 <0.50 10,50 15.0 <50 <5.0 10,50 <0.50 54.42 -28.74 no comment
<br /> 06/30/99 150 0.67 10.50 <0.50 <0.50 <0.50 <0.50 10,50 <D.50 15.0 <50 15.0 <0.50 10.50 56.60 -30.92 no comment
<br /> 12/10/99 330 <0.50 <0.50 10.50 <0.50 10.50 10.50 <D,50 10.50 5.1 150 <10 0.51 <0.50 56.57 -30.89 no comment
<br /> 03103/00 150 <0.50 <0.50 <0.50 10.50 <0.50 10.50 <0.50 <0.50 <5.0 <50 15.0 <0.50 10.50 55.28 -29.60 no odor/no sheen
<br /> 06122100 <50 10.50 10.50 <0,50 10.50 1050 <0.50 10.50 10.50 <5.0 <50 12 0.63 <0.50 54.37 -28,69 no ddodno sheen
<br /> 09128100 150 10.50 <0.50 10,50 10,50 15.0 no no no no no no no no 56.75 -31.07 no odorino sheen
<br /> 1221100 <50 10.50 <0.50 10.50 <0,50 15.0 no no no no no no no na 55.92 •30.24 no otlorino sheen
<br /> 03128701 <50 <0.50 1.4 <0,50 L1 <5.0 na no no no na no no no 54.98 -29.30 no ododnD sheen
<br /> 06/27/01 <50 <0.50 <0.50 <D_50 <0,50 <0,50 <050 <0.50 <0.50 7.6 <50 <5.0 <0.50 <0.50 56,57 -30.89 no ododnD sheen
<br /> 99/06/01 150 10.50 10,50 <0.50 10.50 15,0 no no no no no no no no 58.46 -32.78 no odorino sheen
<br /> 12/03101 130 <0,50 10.50 <0.50 10.50 <5.0 no no no no no no no no 59.02 -33,34 no odor/no sheen
<br /> 02/28/02 85 10.50 10.50 <0.50 <0.50 <5.0 na no na no na na no no 57.85 -32.17 no odor/no sheen
<br /> 05120102 140 <0,50 1050 10.50 10.50 10.50 <0.50 10.50 10.50 15,0 150 15.0 10.50 10.50 58.11 27.64 -30.47 no odorfno sheen
<br /> MW-9 03/31/98 <50 <0,50 <0.50 <0.50 <0.50 <5.0 no na no no no no 62.59 26.58 -36,01 reported as MW-1A
<br /> screened 06110/96 66 10.50 <050 <0,50 10.50 <5.0 no no no no no no 59.91 •33.33 reported as MW-1A
<br /> Interval 09108/98 150 10.50 10,50 10.50 10.50 10.50 10.50 10,50 <D50 15.0 <50 15.0 59.99 -33,41 noodor fnosheen
<br /> 56'-76' 12130198 150 10.50 <0.50 10,50 <0.50 <0.50 no no no no no no 58.01 -31.43 no odor 1 no sheen
<br /> 03/25/99 <50 10.50 10,50 <p.50 10,50 10,50 10.50 10.50 10.50 15.0 150 15.0 56.02 -29,44 no comment
<br /> 06103/99 92 <0,50 <0.50 1.0 5.7 1 <0.50 1050 <0.50 10.50 <5.0 <50 <5.0 5.3 10.50 55,43 -28.85 no comment
<br /> 08/30199 58 <0.50 10.50 <0.50 10.50 10,50 10,50 <0.50 10.50 <5.0 <5D <5.0 0,66 10,50 57.68 •31.10 no comment
<br /> 12110199 1401050 10.50 10.50 10.50 <0.50 10,50 10.50 10.50 <5.6 <50 15.0 o.81 <0,50 57,49 -30.91 no comment
<br /> 0M3100 75 10.50 10.50 10.50 <0.50 10.50 10.50 10.50 10.50 15.0 <50 <5.0 0,99 10.50 56,54 •29.96 no odor/no sheen
<br /> 06/26100 73 <D,50 10.50 <0.50 10.50 <0.50 <0.50 <0.50 10.50 <5,0 150 10 <0.50 <0.50 55,41 -28.83 no odorino sheen
<br /> 09128!00 150 15.50 10.50 10.50 10.50 15,0 no no no no no no no no 57.74 -31.16 no odorino sheen
<br /> 12122/00 210 10.50 10.50 10.50 <0.50 <5.0 no na na no no no na no 56.89 -30.31 no ododno sheen
<br /> 03/28/01 140 2-9 14 1.4 8.1 15.0 no no no no no no na no 55.91 9 -29.33 no odorino sheen
<br /> 06127101 200 16.50 0.81 10.50 10.50 10.50 10.50 10,50 10,50 15.0 150 <5.0 <0,50 10.50 57.47 -30.89 no cdorino sheen
<br /> 09106/01 120 10.50 1050 10,50 10.50 <5.0 no no no no no no no no 59.52 -32.94 no odor/no sheen
<br /> 12/03/01 160 10.50 10,50 <D.50 10,50 15.0 no no no no no no no no 59.93 -33.35 no odor/no sheen
<br /> 0228102 160 10.50 1.3 10.50 10,50 <5.0 no no no no no no no no 58.76 -32.18 no odor/no sheen
<br /> 0520182 140 10.50 0.60 10.50 <6,50 <0.50 10.50 10.50 1050 15.0 150 15.0 10.50 10.50 59.06 28-59 -30,47 no odor/no sheen
<br /> MW-10 10126199 420 0,65 0.94 10.50 0.88 2.9 <0,50 10.50 <0.50 7.1 150 <5.0 2.2 <0.50 5731 25.90 -31,41 no odorino sheen
<br /> screened 03/03/00 1100 1.1 1050 <0.50 10.50 10.50 <0.50 -050 10.50 28 <0,50 <5.0 0.98 10.50 55.32 -29,42 no odorino sheen
<br /> Interval 06/22100 980 0.85 10.50 10.50 10.50 1050 <0,50 10.50 10.55 11 <50 15.0 0,57 10,50 54.55 -28.65 no odor/no sheen
<br /> 50.5-76.5 0928100 970 1.1 10.50 10.50 10.50 <5,0 no no no no no no no no 55.87 -30,97 no odorino sheen
<br /> k 12122100 760 0.92 <0.50 10.50 <0.50 <5.0 no no no no no no no no 56.08 -30.18 no odorino sheen
<br /> I 03/28/01 800 1.4 4,4 D,55 2.9 <5.0 no no no na no no no no 55.D9 -29.19 no odor/no sheen
<br /> 06/27/01 420 <O.50 <0.50 10.50 <0.56 1050 16.50 10,50 <0.50 7.5 150 15.0 10.50 <0.50 56.58 -30.68 no odorino sheen
<br /> 09106101 350 10.50 <0.50 10,50 <0,50 15.0 no no no no no na no no 5861 -32.71 no odorino sheen
<br /> 12104101 410 <0.50 10.50 <0,50 <0.50 15.0 no no no no no no no no 59.21 -33.31 no odorino sheen
<br /> 0228102 sea 10.50 10.50 10.50 <D.50 15.0 no na no no no no no no 58.04 -32.14 no odorino sheen
<br /> 05120/02 440 <0.50 <0.50 10,50 <0.50 10,50 <0,50 10.50 <0.50 5.9 150 <5.0 10.50 <0.50 58.22 27.85 -30.36 stighlodorinosheen
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<br /> 4744mFee As
<br /> Profen NO 147444 Nage 4 of 7 HORIZON ENVIRONMENTAL INC.
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