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TABLE 5
<br /> ANALYTICAL RESULTS OF GROUND WATER SAMPLES - TPH and BTEX
<br /> West Clay Properties
<br /> 639 West Clay Street, Stockton, California
<br /> (p9/1)
<br /> Well No.
<br /> (Screen Date TPH-g TPH-d Benzene Toluene Ethyl- Xylenes MTBE DIPE ETBE TAME TBA EDB 1,2-DCA Naph- Hex- Total'
<br /> Interval-ft benzene thalene Chrom Lead
<br /> bsg)
<br /> MW-2 07/12/00 22,000 2,000 2,100 1,800 660 3,000 <200 <10 <10 <10 <50
<br /> (40-60) 12/18/00 22,000 1,700 2,300 1,800 600 2,500 <200 <10 <10 <10 <10 <10 18
<br /> 03/13/01 8,300 1,000 970 440 270 270 <60 <2.5 <2.5 <2.5 20 <2.5 14
<br /> 05/30/01 6,400 990 710 360 210 620 <35 <2.5 <2..5 <2.5 <12.5 <2.5 18
<br /> 08/28/01 14,000 2,500 1,400 890 810 2,000 <20 <1 <1 <1 <5 <1 14
<br /> 11/28/01 9,300 1,500 440 180 610 1,200 <150 <2.5 <2.5 <2.5 <13 <2.5 2.6
<br /> 02/27/02 7,500 990 190 130 260 500 <10 <1 <1 <1 <5 <1 3.6
<br /> 05/28/02 7,500 1,800 360 220 420 770 <100 <1 <1 <1 <10 <1 4.9
<br /> 09/03/02 5,000 1,400 230 170 410 290 <100 <5 <5 <5 <50 <5 <5
<br /> 12/26/02 2,300 770 35 1.5 <1.0 160 <1 <1 <1 <10 <1 2
<br /> 03/14/03 21,000 2,900 950 300 1,300 2,200 <0.5 <0.5 <0.5 5 <0.5 5.8
<br /> 06/19/03 11,000 19,000 770 280 1,500 3,080 <1 <1 <1 <10 <0.5 5.9
<br /> 09/12/03 29,000 30,000 1,100 560 2,300 4,900 <1 <1 <1 <10 <0.5 6.8
<br /> 11/13/03 10,000 12,000 630 270 1,100 1,900 <1 <1 <1 <10 <0.5 3.2
<br /> 02/05/04 19,000 23,000 370 200 810 1,570 <1 <1 <1 <10 <0.5 25
<br /> 05/05/04 27,000 4,000 680 250 1,100 1,552 <1 <1 <1 <10 <0.5 13
<br /> 08/26/04 10,000 6,100 310 240 1,400 2,285 <1 <1 <1 <10 <0.5 8.8
<br /> 11/19/04 12,000 10,000 350 270 840 1,364 <1 <1 <1 <10 <0.5 <0.5
<br /> 03/04/05 15,000 5,400 250 280 910 1,567 <1 <1 <1 <10 <0.5 3.4
<br /> 06/03/05 21,000 6,500 200 170 1,200 1,749 <1 <1 9.3 <10 <0.5 5.7
<br /> 09/16/05 21,000 2,400 710 340 950 1,350 <1 <1 <1 <10 <0.5 10
<br /> 12/20/05 20,000 2,200 650 170 750 1,970 <1 <1 <1 <1 <10 <0.5 15
<br /> 07/07/06 6,600 <50 230 130 340 912 <1 <1 <1 13 <10 <0.5 2.6
<br /> 10/09/06 9,300 <50 310 150 870 1,649 <1 <1 <1 17 <10 <0.5 15
<br /> 01/08/07 10,000 <50 530 120 800 1,137 <1 <1 <1 7.1 <10 <0.5 11
<br /> 04/04/07 11,000 <50 220 100 640 894 <1 <1 <1 3.9 <10 <0.5 6.3
<br /> 09/21/07 11,000 3,000 460 130 960 1,346 <1 <1 <1 <1 <10 <0.5 8
<br /> 03/20/08 NA 3,300 460 210 1,300 2,386 <1 <1 <1 110 <10 <0.5 <0.5
<br /> 03/03/09 17,000 2,700 300 78 640 815 <1 <1 <1 53 <10 <0.5 6
<br /> 09/28/09 21,000 3,300 500 63 960 1,532 <1 <1 <1 9.5 <10 <0.5 5.1
<br /> 09/29/10 14,000 2,800 450 64 450 2,400 <1 <1 <1 4.8 <10 <0.5 5.9
<br /> 03/24/11 11,000 2,000 280 37 510 838 <1 <1 <1 3 <5 <0.5 4.8
<br /> 05/11/12 17,000 1,600 440 55 740 799 <1
<br /> 12/18/12 16,000 2,700 370 1 53 1 480 544 1 <1 <1 I <1 1 7.5 <10 <0.5 1 8.3
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