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1 <br /> CLEARWATER <br /> G R O U P, I N C <br /> r <br />' in the <br /> groundwater sample from monitoring well MW-2, although benzene and <br />' ethylbenzene were dectected m concentrations less than 1 part per billion (ppb) <br /> TPHg concentrations ranged from 90 ppb to 100 ppb 2n groundwater samples <br />' collected from monitoring wells MW-3, MW-4, and MW-5 Benzene concentrations <br /> were 21 ppb and 83 ppb in samples collected from monitoring wells MW-3 and <br /> MW-4, respectively <br />' Analytical results indicate that the groundwater sample from MW-5 did not contain <br /> detectable BTEX concentrations, although the TPHg concentration was 100 ppb It <br />' should be noted that TPHg was also detected during the third quarter sampling <br /> event on August 30, 1995 Prior to then, hydrocarbons had not been detected in <br /> groundwater samples from MW-5. <br /> rA summary of analytical results is presented on Table 1 and on Figure 4 The <br /> laboratory report and chain-of-custody form are attached as Appendix B <br /> I <br /> r <br /> r <br /> r <br /> r <br /> r <br /> D-103 4 95 <br /> I Q 3 January 26, 1996 <br /> I <br />