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i <br /> Table 3 Histoncal Groundwater Analytical Data,T&T Trucking,Lodi,Caftforrua <br /> I <br /> All concentrations in /L <br /> Sample Depth, EPA Method 8260B <br /> tdenttficaton Date feet Benzene Toluene Eth lbenzene Xylenes TPH-G MtBE DIPE EtBE TAME Tert-Butanol Other Anal tes <br /> 10/31/2001 <20 <20 <20 <20 <200 560 <br /> 3/22/2002 <0 50 <0 50 <0 50 <0 50 190 340 <br /> 6/25/2002 <10 <10 <10 <10 <100 410 <br /> 8/27/2002 <10 <10 <10 <10 <100 200 <br /> 11/7/2002 <0 50 <0 50 <0 50 <0 50 <50 380 - - <br /> 2/10/2003 <050 <0 50 <0 50 <050 51 500 - -- - <br /> 5/15/2003 <15 <15 <15 <15 <200 760 28 <15 <15 77 <br /> 8/11/2003 <10 <10 <t 0 <10 <100 480 16 <10 <10 <10 <br /> 12/8/2003 <0 50 <0 50 <0 50 <0 50 <50 400 14 <0 50 <0 50 9 9 J <br /> 6/17/2004 <0 50 <050 <050 <050 <50 570 1 8 <0 50 <050 7 5 J <br /> 9/14/2004 <10 <10 <10 <10 <100 480 14 <10 <10 <10 <br /> 12/9/2004 <10 <10 <10 <10 <t00 400 12 <10 <10 <10 <br /> 3/10/2005 <050 <0 50 <0 50 <050 <50 280 059 <0 50 <050 38 <br /> 6/2/2005 <050 <050 <0 50 <0 50 <50 740 14 <050 <050 12J <br /> 8/16/2005 <0 90 <0 90 <0 90 <0 90 <90 390 <0 90 <0 90 <090 <50 <br /> Supply Well 11/7/2002 <0 50 <0 50 <0 50 <0 50 <50 <0 50 - - -- <br /> 2/10/2003 <050 i <0 50 <050 <0 50 <50 <0 50 - - - <br /> 5/15/2001 <0 50 <0 50 <0 50 <050 <50 <050 <0 50 <050 <050 <50 <br /> 8/11/2003 <0 50 <050 <0 50 <0 50 <50 <050 <0 50 <0 50 0 50 <50 <br /> 12/8/2003 <0 50 <050 <0 50 <050 <50 <0 50 <0 50 <0 50 <0 50 <50 <br /> 6/17/2004 <0 50 <0 50 <0 50 <0 50 <50 <0 50 <0 50 <050 <0 50 <50 <br /> 9/14/2004 <0 50 <0 50 <0 50 <0 50 <50 <0 50 <0 50 <0 50 <050 <50 <br /> 12/9/2004 <050 <0 50 <0 50 <0 50 <50 <0 50 <0 50 <0 50 <050 <50 <br /> 3/10/2005 <0 50 <0 50 <0 50 <0 50 <50 <0 50 <050 <0 50 <0 50 <50 <br /> 6/2/2005 <0 50 <0 50 <0 50 <0 50 <50 <0 50 <0 50 <0 50 <0 50 <50 <br /> 8/16/2005 <0 50 <0 50 <0 50 <0 50 <50 <0 50 <050 <0 50 <050 <50 <br /> TPH G=totil petroleum hydrocarbons as gasoline <br /> N[tBF=meth)I teruar) but)1 ether <br /> DIPS=dttsopropt 1 ether <br /> FTBe=ethyl ternln butyl ether <br /> TAIM =tert ams I meth)1 <br /> gg/1-=mterogram�per liter <br /> Notes <br /> (a) BT1 X and TPH G analyzed using EPA method 8020/602 MtBE analyzed using EPA Method 8020/602 and 826013 <br /> (b)The NltB1'result shown is from EPA Method 8020/602 and not the resuft from EPA Method 8260B <br /> The EPA Method 8260B result for NItBE(46 lig/1)was quahfied by the;ab as"eleeated"as a result of possible interference <br /> J flag Biased slight])high A fraction of MtBE(t)picall`less than 1%)comerts to Tert Butanol during the anahsts of water samples Ktff Analytical considers <br /> this corn ersion effect to be mathematically significant in samples that contain MtBlf/Tort-Butanol to ratios of over 20 1 <br /> i'11'rniccrl i 27(KHYI 1279(,61 Rirnrnit3 ela <br />