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I <br /> Table 1 <br /> Groundwater Elevation and Analytical Data <br /> Former BP Retail Site No 11194 <br /> 2375 Tracy Blvd, Tracy, CA <br /> TOC Depth to Water Level Ethyl. Total <br /> Well Date PI Elevation Water Elevation TPHg TPHd Benzene Toluene benzene Xylenes MtBE DO <br /> Number Sampled NP (feet msl) (feet bgs) (feet msl) (pg/L) (pg/L) (frg/L) (pg/L) AIL) (ug/L) (pg/L) (mg/L) Comments <br /> AMW-6 3/23/1995 - - -- ND<50 ND<0 50 ND<0 50 ND<0 50 ND<1 0 -- QC-2 <br /> 3/23/1995 2668 550 21 18 ND<50 ND<D 50 ND<0 50 ND<0 50 ND<1 0 - 84 <br /> 10/4/1995 - -- ND<50 ND<D 50 ND<0 50 ND<0 50 ND<1 0 ND<5 0 - QC-2 <br /> 10/4/1995 2668 618 20�0 ND<50 ND<0 50 ND<0 50 ND<0 50 ND<1 0 ND<5 0 66 <br /> 1/4/1996 - -- - ND<50 ND<0 50 ND<0 50 ND<0 50 ND<1 0 ND<5 0 QC-2 <br /> 1/4/1996 2668 568 2100 ND<50 ND<0 50 ND<0 50 ND<0 50 ND<1 0 68 1 4 <br /> 3/29/1996 - - -- ND<50 ND<0 5 ND<1 ND<1 ND<1 ND<10 - QC-2 <br /> 3/29/1996 - 2668 546 2122 60 ND<0 5 ND<1 ND<1 ND<1 26 35 <br /> 7/1/1996 -- -- - ND<50 ND<0 5 ND<1 ND<1 ND<1 ND<10 -- QC-2 <br /> 7/1/1996 2668 601 2067 ND<50 ND<0 5 ND<1 ND<1 ND<1 ND<10 49 <br /> 10/15/1996 -- 2668 621 2047 ND<50 ND<0 5 ND<1 0 ND<1 0 ND<1 0 ND<10 56 <br /> 4/16/1997 2668 487 2181 - <br /> 10/15/1997 2668 860 1808 - - <br /> 3/17/1998 2668 813 1855 <br /> 1/6/1999 2668 511 2157 <br /> 9/13/1999 2668 523 21 45 <br /> 1/19/2000 2668 478 21 90 <br /> 4/12/2000 2668 501 2167 - <br /> 7/22/2000 2668 522 21 46 -- <br /> 10/26/2000 - 2668 408 2260 - - - <br /> 1/17/2001 2668 541 2127 <br /> 4/12/2001 2668 502 2166 - - <br /> 5/23/2001 2668 486 21 82 710 ND<0 5 ND<0 5 151 ND<1 5 840 <br /> 7/31/2001 2668 463 2205 140 - ND<0 5 144 ND<0 5 1 76 11 3 <br /> 10/30/2001 26 68 478 2190 ND<250 ND<2 5 ND<2 5 ND<2 5 ND<7 5 ND<2 5 <br /> 1/29/2002 2668 456 2212 ND<50 ND<0 5 NO<0 5 ND<0 5 ND<1 0 431 <br /> 4/30/2002 2668 471 2197 ND<250 ND<2 5 ND<2 5 ND<2 5 ND<5 0 763 <br /> 7/30/2002 P 2668 472 2196 ND<500 ND<5 ND<5 ND<5 ND<10 465 -- <br /> 10/31/2002 P 2668 440 2228 ND<50 ND<0 5 ND<0 5 ND<0 5 NO<0 5 19 - <br /> 01/30/2003 P 2668 930 1738 <50 <0 50 <050 <0 50 <0 50 41 32 <br /> 04/30/2003 P 2668 476 21 92 <50 <0 50 <0 50 <050 <0 50 23 -- <br /> 07/30/2003 P 2668 520 21 48 260 R 16 <2 5 <2 5 <2 5 16 <br /> 10/29/2003 P 26 fi8 4 49 2219 <50 - <0 50 <0 50 <0 50 c0 50 2 7 <br /> Report Date December 1,2005 Page 10 of 29 <br />