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Groundwater Analytical Results (EPA Method 8010) <br /> Former Unocal Service Station#0123 <br /> 1034 Central Avenue <br /> Tracy, California <br /> Well ID Date Cis-1,2-DCE Trans-1,2-DCE Tetrachloroethcne Trichloroethene <br /> (ppb) (ppb) (ppb) (ppb) <br /> U-1 12/06/95 11 1 3 96 10 <br /> 09/12/96 84 ND 41 85 <br /> 12/11/96 11 ND 40 10 <br /> 03/03/97 3 4 ND 17 <br /> 81 <br /> 06/04/97 46 062 14 60 <br /> 09/03/971 91 13 18 10 <br /> 12/02/97 64 077 17 92 <br /> 03/24/98 3 6 1 8 14 52 <br /> 06/22/98 1 9 096 11 3 6 <br /> 09/28/98 22 ND 10 33 <br /> U-2 12/06/95 ND ND 54 ND <br /> 09/12/96 ND ND 65 1 6 <br /> 12/11/96 1 6 0 88 3 0 1 3 <br /> 03/03/97 062 ND 2 5 ND <br /> 06/04/97 064 ND 2 1 ND <br /> 09/03/97 080 ND 29 ND <br /> 12/02/972 1 5 ND 20 ND <br /> 03/24/98 24 3 8 5 1 28 <br /> 06/22/98 1 7 2 8 48 27 <br /> 09/28/98 061 ND 27 ND <br /> U-3 06/02/95 ND ND 67 051 <br /> 12/06/95 ND ND 47 ND <br /> 09/12/96 ND ND 3 4 ND <br /> 12/11/96 ND ND 41 ND <br /> 03/03/97 ND ND 49 ND <br /> 06/04/97 ND ND 3 1 ND <br /> 09/03/97 ND ND 4 8 ND <br /> 12/02/97 ND ND 3 3 ND <br /> 03/24/98 ND ND 3 3 ND <br /> 0123 ads/#280047 i <br /> As of 04128/98 <br />