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TABLE 2
<br /> GROUNDWATER ANALYTICAL DATA
<br /> Knowles-Roek
<br /> Stockton, California
<br /> . Page 4 of i l
<br /> (in parts per billion)
<br /> Well Date TPHg Benzene Toluene Ethylbenzene Xylenes MTBE
<br /> MW-5 11/11/98 19,000 3,600 <40 990 2,000 --
<br /> Cont 02/12/99 20,000 3,900 54 1,100 1,400 --
<br /> 05/04/99 21,000 3,100 32 980 1,200 --
<br /> 08/05/99 23,000 3,400 56 840 950 --
<br /> 11/18/99 18,000 2,800 71 790 890 1 <50
<br /> 02/04/00 17,000 2,400 31 490 880 <5 0
<br /> 05/09/00 16,000 2,200 27 710 1,200 <5 0
<br /> 08/16/00 32,000 3,900 76 1,600 3,200 <25
<br /> 11/21/00 32,000 2,600 120 1,000 1,500 <100
<br /> 03/08/01 22,000 1,800 81 1,100 11500 <100
<br /> 05/24/0I 25,000 2,800 97 1,500 1,700 <40
<br /> 08/30/01 21,000 1,800 180 940 1,400 <40
<br /> 12/07/01 17,000 2,200 270 770 1,100 <20
<br /> 02/21/02 11,000 1,400 150 580 790 <2 0
<br /> 05/22/02 28,000 3,300 360 1,300 2,000 <20
<br /> 08/27/02 36,000 1 4,000 480 1,200 2200 <I0
<br /> MW-6 05/16/95 440 47 18 18 10 --
<br /> 11/09/95 540 66 83 12 21 --
<br /> • 02/08/95 520 <0 5 <0 5 <0 5 30 --
<br /> 04/24/96 950 43 43 38 29
<br /> 08/07/96 250 <0 5 <0 5 <0 5 <0 5 --
<br /> 11/05/96 270 78 <0 5 <0 5 <0 5 --
<br /> 02/05/97 310 45 <0 5 <0 5 <0 5 --
<br /> 05/07/97 240 68 <0 5 <0 5 <0 5 --
<br /> 07/23/97 140 12 <0 5 <0 5 <0 5 <5 0
<br /> 11/19/97 120 <0 5 <0 5 <0 5 <0 5 <5 0
<br /> 02/26/98 110 <0 5 <0 5 <0 5 <0 5 <5 0
<br /> 05/06/98 170 <0 5 <0 5 <0 5 18 --
<br /> 08/11/98 1211 <0 5 <0 5 <0 5 <0 5
<br /> 11/11/98 <50 <0 5 <0 5 <0 5 <0 5 --
<br /> 02/11/99 <50 <0 5 <0 5 <0 5 <0 5
<br /> 05/04/99 <50 <0 5 <0 5 <0 5 <0 5 --
<br /> 08/04/99 <50 <0 5 <0 5 <0 5 <0 5 --
<br /> 11/17/99 <50 <0 5 <0 5 <0 5 <0 5 <5 0
<br /> 02/03/00 130 22 <0 5 <0 5 <0 5 <5 0
<br /> 05/09/00 71 15 <0 5 <0 5 <0 5 <5 0
<br /> 08/15/00 88 16 <0 5 <0 5 <0 5 <5 0
<br /> 11/21/00 120 14 <0 5 <0 5 <0 5 <5 0
<br /> 03/07/01 <50 09 <0 5 <0 5 <0 5 <2 0
<br /> 05/23/01 <50 15 <0 5 1 <0 5 <0 5 <2 0
<br /> 08/30/01 Not Sampled
<br /> 12/06/01 <50 10 <05 <0 5 <1 0 <2 0
<br /> 02/20/02 Not Sampled
<br /> • 05/22/02 <50 07 <0 5 1 <0 5 L <1 0 <2 0
<br /> 08/26/02 Not Sampled
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