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J93
<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 B
<br /> Elevabon Date Benzene Toluene henzene Xylenes TPH-G MTBE TBA DIPS ETBA TAME 1,2-DCA EDS DTW** SPT WTE
<br /> (TOG)* (99/L) (ug/L) (Rgn-) (AVL) WIL) (A L) (ug/L) (1ig/L) OWL) W,A) (Ag11-) WIL) (ft) (ft) (n)
<br /> W-2 12/09/98 4,730 5,470 561 3,300 45,800 a 350 <400 <100 <100 <100 2590 000 7942
<br /> 10532 12/25/99 3,840 2,930 230 1,210 19,800 a 300 <20 <5 <5 <5 <5 <5 27 19 000 78 13
<br /> 04/06/00 8,100 5,400 680 4,100 42,000 b 850 <100 <2 0 <2 0 <20 15 <10 2542 000 7990
<br /> 08/16/00 8,500 4,700 730 2,900 37,000 b 750 33 <20 <2 0 <20 11 <2 0 2731 000 7801
<br /> 11/16/00 1,500 330 22 320 4,700 b 100 <50 <5 0 <5 0 <5 0 <5 0 <5 0 2680 000 7852
<br /> 01/03/01 1,300 360 29 250 3,800 b 110 <50 <5 0 <5 0 <5 0 <5 0 <5 0 2684 000 7848
<br /> 04/11/01 5,400 1,200 280 1,100 17,000 b 340 <200 <20 <20 <20 <20 <20 2640 000 7892
<br /> 07/03/01 6,800 2,200 800 2,300 29,000 b 580 <250 <25 <25 <25 <25 <25 2763 000 7769
<br /> 10/01/01 1,400 1,000 I50 500 6,900 b 76 <50 <5 0 <5 0 <5 0 <5 0 <5 0 2802 000 7730
<br /> -3 12/09/98 913 1,530 165 1,360 17,800 a 43 <20 <50 <5 0 <5 0 2646 0 00 7935
<br /> 10581 12/25/99 1,750 1,170 184 698 10,300 a <5 <20 <5 <5 <5 <5 <5 2778 000 7803
<br /> 04/06/00 1,200 1,700 480 2,800 24,000 b 20 68 <0 50 <0 50 <0 50 27 <1 0 2603 000 7978
<br /> 08/16/00 51800 5,700 680 2,400 30,000 b 92 41 <2 0 <2 0 <2 0 13 <2 0 2853 000 7728
<br /> 11/16/00 780 980 430 2,700 24,000 b 11 <20 <2 0 <2 0 <2 0 <2 0 <2 0 2741 000 7840
<br /> 01/03/01 210 150 28 220 2,600 b 38 <10 <1 0 <1 0 <1 01 <1 0 <1 0 2745 000 7836
<br /> 04/11/01 3,400 2,700 310 2,500 24,000 b 65 <100 <10 <10 <10 <10 <]0 26 99 000 7882
<br /> 07/03/01 3,600 3,300 430 2,000 21,000 b 100 <100 <10 <10 <10 11 <10 2823 000 7758
<br /> 10/01/01 3,700 3,400 420 2,000 25,000 b 55 <200 <20 <20 <20 <20 <20 2863 000 7719
<br /> W-4 12/09/98 3,560 4,980 559 4,070 42,500 a 170 <200 <50 <50 <50 - -- 2738 0001 7942
<br /> 10680 12/25/99 1,060 714 207 768 7,120 a 110 <20 <5 <5 <5 <5 <5 1169 1100 78 11
<br /> 04/06/00 2,300 2,000 270 1,900 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 2997 000 7783
<br /> 11/16/00 440 240 35 360 2,800 b 67 <10 <1 0 <1 0 <1 0 16 <1 0 28 31 000 7849
<br /> 01/03/01 2,300 2,300 260 1,700 12,000 b 120 14 <1 0 <I 0 <1 0 2-5 <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 77 63
<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 /> File ProjectlRiverbanklTablesl RB-01-4Q-GW-1 Page 2 of 7 12 14101
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