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Tab AgOof 31 <br /> Groundwater Elevation and Analytical Data <br /> ARCO Service Station#2133 <br /> 2908 Benjamin Holt Dr,Stockton,California <br /> Well Depth Product Groundwater Groundwater Total <br /> Date Elevation to Water thickness, Elevation Elevation change TPH G Benzene Toluene Ethylbenzene Xylenes ME DO <br /> Sampled (feet,MSL) (feet,TOC) in feet (feet,MSL) (feet) (ppb) (ppb) (ppb) (ppb) (ppb) (ppb) mg/I <br /> E-5 10/8/91 Dry .. -- - <br /> (cont) 1/22/92 1923 -- -1678 -- - -- - - - <br /> 4/22/92 1831 -- -1586 0 92 28,000 4,300 130 560 1,700 <br /> 7/29/92 1960 - -1715 -129 - - - - <br /> 10/29/92 Dry -- -- - - - - - <br /> 1/27/93 1690 -- -1445 - 26,000 4,000 110 470 800 <br /> 4/29/93 1508 -- -1263 1 82 41,000 6,300 110 920 2,200 <br /> 8/5193 1680 -1435 -172 26,000 4,700 <50 560 560 <br /> 11/10/93 1719 -- -1474 -039 19,000 2,500 <50 380 690 <br /> 3/21/94 1660 -- -1415 059 13,000 1,700 40 300 650 <br />! 6/27/94 1627 -- -1382 033 9,400 1,800 17 260 520 <br /> 9129/94 1723 -- -1478 -096 7,900 1,200 <20 200 330 <br /> 12/8/94 16 83 -1438 0 40 6,800 1,300 30 220 410 <br /> 3/8195 14 34 -- -1189 249 39,000 3,000 <50 460 1 400 <br /> 611/95 1275 -- -1030 159 2,300 6 9 <2 5 11 53 <br /> 9111/95 1475 -- -1230 -200 1,200 <3 4 6 14 <br /> 1215/95 15 41 -1296 -066 -- -- - - <br /> 3/18/96 960 -- -715 5 81 150 059 <0 5 <0 5 065 <br /> 6/18/96 11 20 -875 -160 - -- -- - - <br /> 9/25/96 1312 -1067 -192 <50 <0 5 <0 5 <0 5 <0 5 <5 <br /> 12/4/96 1265 -- -1020 047 - - -- -- -- -- <br /> 3/19/97 NP 8 44 -- -599 421 <50 <0 5 <0 5 <0 5 <0 5 7 8 <br /> 6/5/97 P 1020 -- -775 -176 - -- -- - 97 <br /> 8/19/97 NP 1172 -- -927 -162 <50 <0 5 <0 5 <0 5 <0 5 <5 73 <br /> 11/25/97 P 11 93 -948 -021 - -- - - - - <br /> 3/20/98 NP 5 61 -- -316 632 1,200 57 2 6 1 4 1 3 <5 140 <br /> 6//24/98 7 66 -- -521 -205 -- -- <br /> 9/10/98 NP 940 - -695 -174 <50 <0 5 <0 5 <0 5 <0 5 <5 <br /> 12/17/98 945 -- -700 -005 -- -- - <br /> 3/i0199 NP 727 -- -482 218 <50 <0 5 <0 5 <0 5 <0 5 <5 41 <br /> 6122/99 -- 922 -677 -195 - - -- -- - 31 <br /> 9113/99 NP 1093 -- -848 -171 <50 <0 5 <0 5 <0 5 <0 5 <5 5 6 <br /> 12/15/99 -- 1082 -- -837 Oil -- -- - 9 5 <br /> 3123/00 NP 612 -367 470 <50 <0 5 <0 5 <0 5 <0 5 <2 50 4 7 <br /> 6/21100 -- 837 -592 -225 -- -- -- -- - - 048 <br /> 9113100 NP 1017 -- -772 -180 <50 <0 5 <0 5 <0 5 <0 5 <2 50 309 <br /> 12/15/00 -- 962 -- -717 055 - - -- -- - 1 10 <br /> 311101 P 796 -- -550 167 <50 0 <0 500 <0 500 <0 500 <0 500 <2 50 3 9 <br />