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I TABLE 1 <br /> GROUNDWATER MONITORING DATA <br /> I� Forrrler Beacon station No 12419 ' <br /> 11 <br /> 2350 Waterloo Road,Stockton,California <br /> if <br /> ethyl- l� �E Depth to TOC GW <br /> i Well TPHg benzene toluene benzene xylenes MTBI_ DIPE t=TBE TAME TBA methanol ethanol DCA EDS GW Elevation Elevation <br /> Number Date u IL u IL} {u !L (u IL (u !L u L u'1L u 1L) u 1L) u 1L} (u !L} (uglL} {u IL) {u 1L} (feet) feet sea level feet sea level Comments <br /> MW 2 03!31198 94 <0 50 <0 50 <0 50 <0 50 <5 0 no no no no no no no na 4826 2135 2691 <br /> i screened 06!10198 <50 <0 50 <0 50 <0 50 <0 50 <5 0 no na na no no no no no 4267 „ -2132 <br /> interval 09108!98 98 <0 50 <0 50 <0 50 -050 <0 50 <0 50 <0 50 <0 50 24 <50 <50 no no 4731 -25 96 _ no odor 1 no sheen <br /> 65-85 11/12/98 ns ns ns ns ns ns+ ins ns ns ns ns ns ns ns 2059, wellhead survey <br /> 12/30/98 84 <0 50 <0 50 <0 50 <0 50 <50 ria na na na na no na no 4555 -2496 no odor I no sheen <br /> 03/26/99 78 <0 50 <0 50 <0 50 <2 0 <0 50 <0150 <050 <0 50 450 <50 <20 no no 4125 2066 no odor I no sheen <br /> 06102!99 120 <0 50 <0 50 <0 50 <0 50 <0 50 <0 50 <0 50 <0 50 97 <50 <5 0 160 <0 50 4075 -2016 no odor I no sheen <br /> 1 <br /> o8131l99 79 <0 50 <0 50 <0 50 <0 50 <0 50 <0 50 <0 50 <0 50 74 <50 <5 0 65 <0 50 4572 2513 no comment <br /> 12/09/99 <50 <0 50 <0 50 <0 50 <0 50 15 <0le 50 <0 5a0 <0 50 <50 <50 <5 0 42 <0 50 4720 2661 <br /> 02121100 <50 <0 50 <0 50 <0 50 <0 50 _ 1;1 <0 50 -050 -050 <5 0 <50 <50 30 <0 50 4552 2493 no odor I no sheen <br /> 05118!00 87 <0 50 <0 50 <0 50 <0 50 <0 50 <0 50 <0 50 <0 50 <50 <50 <5 0 no no 4076 -2017 no odor I no sheen <br /> 09126100 <50 <0 50 <0 50 <0 50 <0 50 <5i0 na no na no no no na na 49 13 -2854 no odor!no sheen <br /> 12/20/00 <50 <0 50 <0 50 <0 50 <0 50 <50 no no no na na no no no 4735 2676 no odor I no sheen <br /> I 03127101 <50 <0 50 <0 50 <0 50 <0 50 14j na no no no na not no no 4631 -2572 no odor I no sheen <br /> 06126/01 <50 <0 50 <0 50 <0 50 <0 50 25 <0 50 <0 50 -050 -50 150 e5 0 60 <0 50 4902 t 2843 no odor I no sheen <br /> If 1i <br /> 09105101 230 <0 50 053 <0 50 <0 50 <50 no no no na no no no no 5425 -3366 no odor I no sheen, <br /> 11130!01 64 <0 50 <0 50 <0 50 <0 50 <5 0 no no no no no no no no 5396 -3337 no odor 1 no sheen <br /> 02!27102 110 <0 50 <0 50 <0 50 .050 e5 0 no no no no no no no no 5065 3006 no odor 1 no sheen <br /> 05!16102 120 <0 50 <0 50 <0 50 <0 50 <0 50 <0'S0 <0 50 <0 50 <50 <50 <5 0 110 <0 50 5091 22 14 28 77 no odor I no sheen <br /> 09112102 160 14 063 <0 50 <0 50 <5 0 no no no no no no no no 5913 3699 no odor I no sheen <br /> 12/04/02 79 <0 50 <0 50 <0 50 <0 50 <5 0 na na no no no no no no 57 13 3499 no odor I no sheen <br /> 02117103 100 <0 50 <0 50 <0 50 <0 50 <0 50 na na no no no no no no 5401 3187 no odor I no sheen <br /> 06103103 100 <0 50 <0 50 <0 50 <0 50 1 7 <0 50 <0 50 <0 50 <50 <50 <5 0 75 <0 50 5372 31 58 no odor I no sheen <br /> 09118/03 ns ns ns ns ns nsns r4s ns ns ns ns ns ns nm nm not sampled <br /> 11!24103 ns ns ns ns ns ns ns ns ns ns ns ns ns ns 5843 3629 not sampled <br /> 02123/04 <50 24 <0 50 <0 50 <0 50 <0 50 <0'50 <0%0 <0 50 <5 0 <50 <5 0 38 <0 50 5487 -3273 no odor!no sheen <br /> 06!07104 ns ns ns ns ns ns ns ns ns ns ns ns ns ns 5535 -3321 not sampled <br /> 09107104 ns ns ns ns ns ns ns ns ns ns ns ns AS ns 61 91 -3977 not sampled <br /> 1 12110104 ns ns ns ns ns ns' ns ns ns ns ns ns ns AS 5948 3734 not sampled <br /> i 03/08105 <50 <0 50 051 <0 50 <0 50 <0 50 <fl 50 10150 10 50 <5 0 <50 <60 39 <5 0 5580 3366 odor 1 no sheen <br /> 05124!05 ns ns ns ns ns ns ns ns ns ns ns ns ns ns 5091 -2877 not sampled <br /> i <br /> i 1 <br /> Iv <br /> , I <br /> I I j 7 <br /> I <br /> 419q N <br /> K <br /> P1u�ed No ' Pa3 HORIZON ENVIRONLIL'INC <br /> I I� � � <br />