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s <br /> • <br /> }'age 15 of 16 <br /> Table 1 <br /> Groundwater Elevation and Analytical Data <br /> ARCO Service Station#2093 <br /> 3425 Tracy Blvd Tracy CA <br /> I <br /> Well Depth Groundwater Groundwater Product Ethyl Xylenes <br /> Well Date Elevation to Water Elevation Elevation Thickness TPHg Benzene Toluene benzene (total) MtBE DO <br /> Number Sampled (11 MSL) (11 TOC) (fl MSL) Change(ft) (nJ (ppb) (Ppb) (ppb} (ppb) (ppb) (ppb) (m /L) <br /> SMW 1 12/16/1994 12 54 3770 032 — 5,200 740 210 330 600 <br /> (cont) 2/28/1995 1240 37 84 0 14 8 300 1 000 330 450 790 _ <br /> 4/26/1995 12 71 37 53 0 31 5 100 470 110 270 480 — <br /> 7/27/1995 1300 3724 029 7 400 410 42 360 630 _ <br /> 10/2611995 (a) 1303 <br /> 10/27/1995 7 600 640 33 440 410 <br /> 2/12/1996 1200 — 3,800 390 <0 5 220 98 _ <br /> 4/18/1996 12 58 058 500 60 <0 5 20 74 — <br /> 7/18l1996 1206 027 3 400 200 <5 130 56 60 <br /> 11/15/1996 1340 055 2,500 180 <2 5 62 21 590 <br /> 3/14/1997 NP 1335 005 1,700 130 <D 5 <0 5 <0 5 230 013 <br /> 6/4/1997 NP 1273 062 — 520 36 31 1 4 1 5 47 005 <br /> 8/11/1997 <br /> 1111711997 NP 1296 <50 <0 5 <0 5 <0 5 <0 5 290 <br /> 313011998 NP 1215 0 81 910 4 6 <0 5 <0 5 1 1 110 1 6 <br /> 6/25/i998 NP 1270 0 55 69 2 0 666 <0 5 <0 5 <0 5 76 5 1 6 <br /> 911111998 NP 12 90 — 020 <50 <0 5 <0 5 <0 5 <0 5 290 1 7 <br /> 12/15/1998 — » <br /> Well no longer monitored or sampled A — <br /> TEX 1 10/26/1995 (a) 1286 <350 <5 <0 5 <0 5 <0 5 <br /> 2/12/1996 10 90 196 _ _ — <br /> 4/18/1996 11 35 0 45 <50 <0 5 <0 5 <0 5 <0 5 <br /> 7/18/1996 11 52 0 17 _ _ <br /> 11/15/1996 1230 078 <br /> 3/14/1997 — <br /> 6/4/1997 _811111997 _ — <br /> 11/17/1997 — » — <br /> 3/30/1998 11 00 — _ <br /> 6/25/1998 1 00 1000 — » <br /> TEX 1 9/11/1996 — — <br /> (Cont) 12/15/1998 11 47 _ » <br /> 5/14/1999 11 500 1 <br /> 50003 — — -- <br /> 9/16/1999 11 70 020 4 80_ <br /> 12122/1999 1156 014 — 1 2 4 <br /> 4 <br /> 2/29/2000 1098 058 — — 4 D <br /> 6/7/2000 _ » <br /> 9/25/2000 » — » - <br /> 12/21/2000 1188 <br /> 3/27/2001 11 34 0 54 - <br /> 6/20/2001 11 53 — 019 <br /> 9/12/2001 11 62 0 09 — — 1 6 <br /> 12/19/2001 11 42 020 <br /> 3/14/2002 11 45 — -003 <br /> 6/28/2002 11 67 0 22 <br /> 9/11/2002 11 64 — 0 03 <br /> K'U5 SP ARCQ1azoP Lwior"QTR OYlTabio 1_23 7Qs <br />