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a � <br /> Table 3. Historical Groundwater Analytisata, T&T Trucking, Lodi, California �y <br /> All concentrations in µg& <br /> Sample Depth, EPA Method 8260B <br /> identificaton Date feet Benzene Toluene Eth lbenzene Xylenes TPH-G MTBE Other Analytes <br /> MW-1 12/7/95 70-90 11 8 2 <15 3 2 700 — <br /> 7/29/97 240 29 10 31 5,700 <5 0 <br /> 8/14/1998 (1) 2,000 <25 <25 <25 5,500 46(e) <br /> 4/27/99 220 29 <20 16 4,200 1,300 Isopropyl benzene 2 6 <br /> 1/26/00 21 <20 <20 <20 <500 2,300 <br /> 4/20/00 14 <50 <50 <5 0 <500 3,400 <br /> 7/21/00 26 <50 <50 <5 0 510 3,000 <br /> 10/31/00 51 <20 <20 <20 <200 1,900 <br /> 1/19/01 48 <20 <20 <2 0 300 1,900 <br /> MW-2 8/14/1998 60-80 8 3 16 <10 <10 1,100 <50 <br /> 4/27/99 3 76 08 54 <50 10 <br /> 1/26/00 <05 <05 <05 <05 <50 <50 <br /> 4/20/00 <05 <0 5 <05 <05 <50 <50 <br /> 7/21/00 <05 <05 <05 <05 <50 099 <br /> 10/31/00 <0 50 <0 50 <0 50 <0 50 <50 <0 50 <br /> 1/19/01 <0 50 <0 50 <0 50 <0 50 <50 <0 50 <br /> MW-3 8/14/1998(a) 60-80 87 86 <25 17 2,400 <5 0 <br /> 4/27/99 1,200 10 <05 150 8,500 <5 0 Isopropyl benzene 4 7 <br /> 4/27/99 -- -- — — — — 1,3,5-Trlmethylbenzene 2 5 <br /> 4/27/99 -- — — — — — 1,2,4-Trlmethylbenzene 6 3 <br /> 4/27/99 — - - sec-butylbenzene 12 <br /> 4/27/99 — -- -- — -- — n butylbenzene 15 <br /> 1/26/00 620 083 <0 5 14 2,600 21 <br /> 4/20/00 940 180 <0 5 20 2,100 41 <br /> 7/21/00 460 069 <05 7 5 1,500 22 <br /> 10/31/00 320 <0 50 <0 50 44 1,400 3 3 <br /> 1/19/01 390 <10 <10 18 1,900 <10 <br /> MW-4 8/14/1998 (a) 60-80 93 <10 <10 <10 1,500 <5 0 <br /> 4/27/99 24 22 <05 17 1,600 100 Isopropyl benzene 7 4 <br /> 4/27/99 -- — — — — — n-Propylbenzene 0 97 <br /> 4/27/99 — — -- -- sec-butylbenzene 2 0 <br /> BCSAC01\16000\16271\TABLFS\T3 XT <br />