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1 I <br /> I <br /> Table 3 Well Condition <br /> /J� + Well Number Seal at Grade Well Cap f p Additional <br /> J 1 MW-1 C) ro aY ~r !mauv,,!h Wer/ kd <br /> MW-3 Cv' �(' ' <br /> MW-4 &G`Y'Tf G f <br /> t 3 Calculate the casing volumes in each well using the following equation and record <br /> ' in Table 4 Casing Volumes NOTE Use the CDTW for MW-2 a <br /> CV— 0 i 1 *(TD—DTW).ft <br /> f <br /> Table 4 Casing Volumes <br /> Well Number -TD - DTW Cv <br /> i MW-1 <br /> MW-2 <br /> - w MW-3 <br /> MW-4 <br /> f <br /> 4 Purge the wells. <br /> NOTE- See section 1 for the purging of MW-2 <br /> a. Record the nutial pH, temperature and conductivity of the well and <br /> ' record in Table 5 Initial pH,Temperature and Conductivity <br /> Table 5 Initial pH. Temperature and Conductivity r <br /> Well Number pH Tamp Coad. <br /> MW-1 <br /> MW-2 <br /> MW-3 <br /> MW-4 <br /> b Purge three (3) to (5) casing volumes as calculated in Table 4 Casing <br /> Volumes <br /> c Record intermediate pH, temperature and conductivity of the well in <br /> rTable 6 Intermediate pH,Temperature and Conductivity <br /> T <br /> 5 <br /> 1 <br /> 1 <br />