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Table 1. Results of VOC Analysis of CPT Groundwater Samples from October 2001 <br /> Sample Depth Groundwater Concentration <br /> CPT Number (ft bgs) Horizon Analytes Detected (99/1-) <br /> CP0760 21 Upper All ND <br /> 65 Middle All ND <br /> CP0761 21 Upper All ND <br /> 62 Middle All ND <br /> CP0762 18 Upper All ND <br /> 73 Middle All ND <br /> CP0763 23 Upper All ND <br /> 70 Middle All ND <br /> CP0764 21 Upper All ND <br /> 72 Middle All ND <br /> CP0765 23 Upper All ND <br /> 61 Middle All ND <br /> CP0766 18 Upper All ND <br /> 27 Upper All ND <br /> 73 Middle All ND <br /> CP0785 24 Upper All ND <br /> 58 Middle All ND <br /> CP0786 22 Upper TCE 2.2 <br /> 77 Middle All ND <br /> CP0787 24 Upper Chloroform 1.3 <br /> 81 Middle All ND <br /> CP0788 23 Upper TCE 1.8 <br /> 65 Middle All ND <br /> CP0789 18 Upper TCE 2.4 <br /> 66 Middle All ND <br /> CP0790 23 Upper All ND <br /> 64 Middle All ND <br /> CP0791 23 Upper All ND <br /> 81 Middle TCE 5 <br /> Carbon tetrachloride 0.81 <br /> CP0792 26 Upper TCE 7.4 <br /> PCE 0.94 <br /> 76 Middle TCE 5.9 <br /> CP0793 24 Upper TCE 3.6 <br /> 52 Middle TCE 6.9 <br /> CPT = cone penetrometer testing <br /> ft bgs = feet below ground surface <br /> ND = not detected <br /> PCE = tetrachloroethene <br /> TCE = trichloroethene <br /> VOC = volatile organic compound <br /> µg/L = micrograms per liter <br /> K:\02237\T-Ltr Rpt\East Annex Letter Report.doc <br />