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Table 1
<br /> Groundwater Elevation and Analytical Data
<br /> Chapin Brothers
<br /> 1766 Monte Diablo Avenue
<br /> Stockton,California
<br /> Well ID# Sampling DTW GW Elev. TPH-g B T E X
<br /> (TOC) Date (feet) (feet) <---------------------------------ug/ ---------------------------->
<br /> ASO-1 12/18/2004 15.26 --- ND<50 <0.5 <0.5 <0.5 <0.6
<br /> S1=20'-26'bgs
<br /> VE-5 4/21/2003 14.2 --- <50 <0.5 <0.5 <0.5 <0.6
<br /> SI=5'-25'bgs 12/18/2004 14.69 --- 1,100 <0.5 <0.5 <0.5 <0.6
<br /> 2/12/2010 14.04 --- <50 <0.5 <0.5 <0.5 <1.5
<br /> 7/20/2010 12.5 -- <50 <0.5 <0.5 <0.5 <1.5
<br /> VE-6 012/30/98 11.35 -5.94 3,200 510 24 330 350
<br /> (5.41) 3/30/1999 10.14 -4.73 4,800 200 14 290 450
<br /> S1=5'-25'bgs 10/6/1999 12.21 -6.80 9,000 1,700 28 960 290
<br /> 12/29/1999 12.66 -7.25 12,000 2,400 49 1,400 400
<br /> 4/7/2000 9.65 -4.24 10,000 1,800 32 830 390
<br /> 7/31/2000 10.22 -4.81 9,600 1,200 33 580 260
<br /> 11/2/2000 11.98 -6.57 8,700 1,400 42 520 150
<br /> 5/3/2001 10.07 -4.66 8,700 810 35 610 480
<br /> 5/30/2002 --- --- 19,000 520 330 1,200 3,800
<br /> 10/15/2002 --- -- 13,000 180 100 770 1,700
<br /> 2/17/2003 --- --- 13,000 100 87 530 1,400
<br /> 3/24/2003 --- --- .10,000 62 41 450 760-
<br /> 4/15/2003 --- -- 9,400 26 41 460 830
<br /> 5/21/2003 --- --- 7,100 130 <5.0 340 470
<br /> 006/15/03 --- -- 5,800 63 31 290 410
<br /> 7/21/2003 --- --- 5,200 31 12 190 390
<br /> 8/19/2003 --- -- 8,100 26 9.1 260 560
<br /> 9/16/2003 --- -- 1,000 5.4 2.2 70 84
<br /> 10/18/2003 --- --- 5,800 31 7.1 110 240
<br /> 11/17/2003 --- --- 7,600 290 20 190 550
<br /> 11/24/2003 --- --- 2,200 66 21 320 450
<br /> 12/15/2003 --- -- 6,200 51 29 330 400
<br /> 1/26/2004 --- --- 7,600 18 3.9 140 190
<br /> 2/18/2004 --- --- 5,900 8.4 4.8 200 240
<br /> 5/17/2004 --- --- 6,200 10 12 160 240
<br /> 6/23/2004 --- --- 2,800 8 5.4 260 280
<br /> 7/22/2004 --- --- 6,600 8.8 9.1 140 210
<br /> 8/19/2004 --- --- 8,100 2.6 8 190 250
<br /> 12/18/2004 --- --- 5,500 2.1 14 110 110
<br /> 5/10/2005 --- --- 8,000 13 7.3 340 195
<br /> 5/11/2005 -- --- 6,400 8.2 8.7 380 260
<br /> 5/10/2005 11.06 -5.65 8,000 13 7.3 340 195
<br /> 5/11/2005 --- --- 6,400 8.2 8.7 380 260
<br /> 8/10/2005 11.66 -6.25 22,000 310 30 750 1,340
<br /> 10/25/2005 12.83 -7.42 3,100 26 <0.5 5.5 7.2
<br /> 6/2/2006 8.89 -3.48 1,900 14 <0.5 2.6 3.4
<br /> 11/6/2006 11.98 -6.57 2,300 21 10 13 15
<br /> 2/26/2007 11.32 -5.91 1,600 2.6 <0.5 <0.5 3.9
<br /> 5/21/2007 11.27 -5.86 9,600 3.9 2.8 2.2 4.8
<br /> 9/17/2008 17.09 -11.68 5,000 <0.5 <0.5 <0.5 <0.5
<br /> 12/18/2008 14.37 -8.96 5,000 <0.5 <0.5 <0.5 <0.5
<br /> 2/12/2010 13.4 -7.99 3,300 <0.5 <0.5 1.8 2.7
<br /> 7/20/2010 11.78 -6.37 690 <0.5 <0.5 <0.5 <1.5
<br /> 8of13
<br /> Chapin Brothers Closure Solutions Inc.
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