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<br /> TABLE 2
<br /> GROUNDWATER ANALYTICAL DATA
<br /> Knowles-Roek
<br /> Stockton, California
<br /> Page 12 of 15
<br /> (in parts per billion)
<br /> aw M
<br /> �� e
<br /> MW-13B 1/30/03 76,000 3,600 12,000 1,200 5,800 <100
<br /> 2/21/03 230,000 9,500 32,000 3,100 19,000 <200
<br /> 5/29/03 180,000 9,800 31,000 3,000 18,000 <200
<br /> 8128/03 180,000 8,000 25,000 2,300 12,000 <200
<br /> 11/20/03 150,000 12,000 38,000 3,100 19,000 <200
<br /> 2/27/04 86 000 6,300 27,000 1000 8,600 <200
<br /> MW-14 3/6/01 110,000 29,000 880 1,000 2,500 24,000
<br /> 5/23/01 90,000 31,000 760 1,200 2,500 15,000
<br /> 8/30/01 80,000 26,000 530 830 1,700 3,100
<br /> 12/6/01 43,000 8,000 17 220 330 34,000
<br /> 2/21/02 82,000 24,000 180 710 1,300 70,000
<br /> 5/22102 99,000 17,000 220 1,000 2,400 81,000
<br /> 8/27/02 70,000 19,000 70 480 800 140,000
<br /> 11/14/02 49,000* 26,000 71 590 760 210,000
<br /> 2/21/03 72,000 20,000 93 660 900 110,000
<br /> 5/30/03 59,000 17,000 150 240 420 100,000
<br /> 8128/03 34,000 11,000 45 150 220 63,000
<br /> 11/20/03 60,000 21,000 270 620 1,200 82,000
<br /> 2/27/04 46,000** 13,000 96 250 590 57,000
<br /> MW-15A 1130103 <50 <0.5 <0.5 <0.5 <1.0 34
<br /> 2119/03 <50 <0.5 <0.5 <0.5 <1.0 59
<br /> 5/28/03 <50 <0.5 <0.5 <0.5 <1.0 33
<br /> 8/27103 <50 <0.5 <0.5 <0.5 <1.0 8.6
<br /> 11/19/03 <50 <0.5 <0.5 <0.5 <1.0 6.9
<br /> 2/25/04 <50 <0.5 <0.5 <0.5 <1.0 9.3
<br /> MW-15B 1/30/03 220 <0.5 1.1 <0.5 1.1 76
<br /> 2/19/03 280 <0.5 <0.5 <0.5 <1.0 86
<br /> 5/28/03 110 <0.5 <0.5 <0.5 <1.0 190
<br /> 8127/03 100 <0.5 <0.5 <0.5 <1.0 320
<br /> 11/19/03 <50 <0.5 <0.5 <0.5 <1.0 440
<br /> 2/25/04 <50 <0.5 <0.5 <0.5 <1.0 400
<br /> MW-15C 1/30/03 58 1.2 7.6 0.8 5.2 <2.0
<br /> 2/19/03 <50 <0.5 <0.5 <0.5 <1.0 <2.0
<br /> 5/28/03 <50 0.5 1.7 <0.5 1.6 <2.0
<br /> 8/27/03 <50 <0.5 <0.5 <0.5 <1.0 <2.0
<br /> 11/19/03 <50 <0.5 <0.5 <0.5 <1.0 <2.0
<br /> 2/25/04 <50 <0.5 <0.5 1 <0.5 <1.0 <2.0
<br /> MW-16A 1130/03 30,000 9,900 27 82 60 2,500
<br /> 2/19/03 34,000 6,800 23 49 42 2,900
<br /> i5/29/03 19,000 6,000 20 22 49 1,300
<br /> 8/27103 23,000 5,500 20 22 52 1,400
<br /> 11/20/03 21,000 7,300 17 38 46 3,300
<br /> 2/26104 22 000 5,900 53 67 150 1 500
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