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Tab PI Palk 26 <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 MTBE 00 <br /> Sampled (feet,MSL) (feet TOC) in feet (feet,MSL) (feet) (ppb) (ppb) (ppb) (ppb) (ppb) (ppb) m911 <br /> E-5 10/11/90 1911 - -16 66 -010 — - -- — -- - <br /> (cont) 1216190 1895 -1650 016 -- -- — -- -- — — <br /> 2114191 1862 -1617 033 18 000 6,300 120 560 4,300 — <br /> 2125191 1859 -1614 003 -- -- -- — -- — ~ <br /> 4123191 1787 -1542 072 10 000 8 400 <0 50 270 680 <br /> 7/15191 Dry -- - - -- — -- -- <br /> 1018191 Dry — - - —1/22/92 1923 - -1678 -- - -- — -- -- <br /> 4122192 18 31 -1586 0 92 28 000 4,300 130 560 1,700 - <br /> 7129192 1960 -1715 1 29 -- -- — — -- — <br /> 10/29/92 Dry — -- -- - -- -- — <br /> 1/27/93 1690 -1445 — 26 000 4,000 110 470 800 <br /> 4129/93 1508 - -1263 1 82 41 000 6,300 110 920 2,200 — <br /> 815193 1680 - -1435 -1 72 26 000 4,700 <50 560 560 <br /> 11/10/93 1719 -1474 039 19 000 2 500 <50 380 690 Y -- <br /> 3121194 1660 -1415 0 59 13,000 1,700 40 300 650 <br /> 6127194 1627 - -1382 033 9 400 1 800 17 260 520 <br /> 9129194 1723 — -1478 -0 96 7,900 1,200 <20 200 330 <br /> 1218/94 1683 -1438 0 40 6,800 1,300 30 220 410 — — <br /> 318195 1434 -11 89 249 39 000 3,000 <50 460 1 400 -- — <br /> 611195 1275 — -1030 1 59 2 300 6 9 <2 5 11 53 — <br /> 9111195 1475 -- -1230 -200 1 200 <3 4 6 14 -- <br /> 12/5195 1541 — -1296 -066 -- — -- — — — ~ <br /> 3118196 9 60 -- -715 5 81 150 059 <0 5 <0 5 065 -- — <br /> 6118196 11 20 — -875 -1 60 -- -- -- — — — <br /> 9125/96 1312 — -1067 -192 <50 <05 <05 <0 5 <0 5 <5 - <br /> 12/4196 1265 — -1020 0 47 -- -- -- -- — — ~ <br /> 3119197 NP 8 44 — 5 99 4 21 <50 <0 5 <0 5 <05 <05 7 81 <br /> 6/5/97 P 1020 — -775 -1 76 -- — -- — — — 9 67 <br /> 8/19197 NP 11 72 — -927 -1 52 <50 <0 5 <0 5 <05 <0 5 <5 7 31 <br /> 11/25/97 P 11 93 — -9 48 -0 21 -- — — — -- — -- <br /> 3120198 NP 5 61 -- -316 632 1,200 57 2 6 1 4 1 3 <5 14 <br /> 6/24/98 766 -- -521 -205 -- -- — -- -- — — <br /> 9110198 NP 9 40 -- -6 95 -174 450 <05 <0 5 <0 5 <0 5 <5 ND <br /> 12/17/98 945 — -700 -006 — -- -- — -- -- -- <br /> 7G600-019-Ot/GW Tables <br />