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<br /> TAB 3
<br /> Historical Groundwater Monitoring and Analytical Data
<br /> Ranch Market
<br /> 23569 South Santa Fe Road
<br /> Riverbank California
<br /> Well NoJ Ethyl- EPA method 8260 8
<br /> Elevation Date Benzene Toluene benzene Xylenes TPH-G �MTBE TBA PIPE ETBA TAME 1,2-DCA EDB pTW" SPT WTE
<br /> (TOC)* (uglt_) 911-) (� ) (1911 (u9A) /�) (u9/�) ("IPE
<br /> fu9/t-} (N �) fN9/L) G�9/�} (8) (ft) (ft)
<br /> MW-4 12/09/98 3,560 4,980 559 4,070 42,500 a 170 <200 <50 <50 <50 - 2738 000 7942
<br /> 10680 12/25/99 1,060 714 207 768 7,120 a 110 <20 <5 <5 <5 <5 <5 2869 000 7811
<br /> 04/06/00 2,300 2,000 270 1,906 16,000 b 120 <20 <2 0 <2 0 <2 0 31 <2 0 2693 000 7987
<br /> 08/16/00 3,700 4,400 680 3,600 30,000 b 150 15 <0 50 <0 50 <0 50 <0 50 <0 50 2897 000 7783
<br /> 11/16/00 440 240 35 360 2,800 b 67 <10 <1 0 <1 0 <1 0 1 6 <1 0 2831 000 7849
<br /> 01/03/01 2,300 2,300 260 1,700 12,000 b 120 14 <1 0 <1 0 <1 0 26 <1 0 2833 000 7847
<br /> 04/11/01 5,600 6,100 940 5,400 41,000 b 170 <200 <20 <20 <20 <20 <20 2787 000 7893
<br /> 07/03/01 4,700 4,700 860 4,600 32,000 b 170 <200 <20 <20 <20 <20 <20 2917 000 7763
<br /> 10/01/01 2,500 2,500 410 2,500 21,000 b 120 <100 <10 <10 <10 <10 <10 2955 000 7725
<br /> 01/03/02 550 250 67 620 4,000 b f 84 <25 <2 5 <2 5 <2 5 <2 5 <2 5 2824 000 78 56
<br /> 04/05/02 2,800 3,100 450 2,600 21,000 b 140 <200 <20 <20 <20 <20 <20 2847 000 78 33
<br /> 07/12/02 11,000 12,000 2,000 11,000 99,000 b 390 <500 <50 <50 <50 <50 <50 2970 000 7710
<br /> 10/01/02 1,500 1,100 250 1,500 12,000 b 180 <100 <10 <10 <10 <10 <10 3080 000 7600
<br /> 01/10/03 1,500 390 200 670 7,800 b 120 <5 0 67 <50 <50 <50 <50 2897 000 7783
<br /> MW-5 08/16/00 80 095 1 0 62 330 41 12 <0 50 <0 50 <0 50 28 <0 50 28 36 000 7763
<br /> 10599 08121/00 -
<br /> - -- - - 28 49 000 7750
<br /> 11/16/00 10 21 2 0 39 1,100 13 51 <0 50 <0 50 <0 50 071 <0 50 2759 000 7840
<br /> 01/03/01 29 1 3 1 8 3 8 600 14 57 <0 50 <0 50 <0 50 051 <0 50 2770 000 7829
<br /> 04/11/01 34 1 1 66 29 590 12 72 <0 50 <0 50 <0 50 12 <0 50 2715 000 7884
<br /> 07/03/01 27 <0 50 055 054 210 b 39 11 <0 50 <0 50 <0 50 20 <0 50 2849 000 7750
<br /> 10101/01 12 <0 50 055 076 150 b 14 <5 0 <0 50 <0 50 <0 50 <0 50 <0 50 2885 000 7714
<br /> 01/03/02 <0 50 <0 50 <0 50 <0 50 <50 b <0 50 <5 0 <0 50 <0 50 <0 50 <0 50 <0 50 2763 000 7836
<br /> 04/05/02 6 9 <0 50 051 <0 50 160 b 20 <5 0 <0 50 <0 50 <0 50 14 <0 50 2781 000 7818
<br /> 10596 07/12/02 27 <0 50 080 <0 50 110 b 75 <50 <0 50 <0 50 <0 50 077 <0 50 2901 000 7695
<br /> 1010V02 71 34 066 74 250 b 25 59 , <0 50 <0 50 <0 50 1 5 <0 50 2949 000 7647
<br /> 01/10/03 <0 50 <0 50 <0 50 <0 50 <50 b 82 <50 <0 50 <0 50 <0 50 053 <0 50 2825 000 7771
<br /> Ranch Market RiverbanklTablesl RB-03 10 GW 1 x1s Page 3 of 9
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