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<br /> TABLE 2
<br /> ' GROUNDWATER ANALYTICAL DATA
<br /> Knowles-Roek
<br /> Stockton, California
<br /> Page 3 of 9
<br /> (in parts per billion)
<br /> Date Well TPHg B E T E X MTBE
<br /> MW-4 11/05/96 480 <05 30 <0 5 <05 --
<br /> cont 02/05/97 560 76 <0 5 <0 5 <0 5 --
<br /> 05/07/97 260 58 <05 <05 <0 5 --
<br /> 07/22/97 970 360 <0 5 <05 <0 5 <50
<br /> 11/20/97 140,000 16,000 15,000 2,000 13,000 8,700
<br /> ' 12/16/97 150,000 20,000 16,000 2,300 15,000 14,000
<br /> 02/27/98 10,000 1,200 42 110 580 890
<br /> ' 05/06/98 870 53 <0 5 62 10 85
<br /> 08/12/98 12,000 5,500 <0 5 260 950 600
<br /> ' 11/11/98 75,000 10,000 1,300 1,400 8,800 7,000
<br /> MW-5 05/16/95 12,000 1,400 42 890 520 --
<br /> 11/09/95
<br /> -11/09/95 20,000 2,700 <25 1,900 1,600 --
<br /> 02/09/95 14,000 1,400 <10 1,800 420 --
<br /> 04/25/96 19,000 1,700 43 1,500 750 --
<br /> 08/08/96 22,000 2,600 22 900 850 --
<br /> ' 11/06/96 25,000 3,200 20 1,300 1,200 --
<br /> 02/06/97 19,000 2,600 180 1,100 1,200 --
<br /> ' 05/08/97 17,000 2,200 140 1,600 1,700 --
<br /> 07/23/97 20,000 3,800 51 1,200 1,700 <40
<br /> ' 11/20/97 20,000 3,800 42 1,200 1,500 <5 0
<br /> 02/27/98 34,000 5,400 400 1,400 2,200 <30
<br /> 05/06/98 38,000 5,300 450 1,400 2,400 --
<br /> 08/12/98 29,000 6,600 230 1,600 2,400 --
<br /> 11/11/98 1 19,000 3,600 <40 990 2,000 --
<br /> roekltb12 lab
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