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MPDS-UN6981-07 <br /> May 22, 1995 <br /> Pa e 6 of 18 <br /> TABLE 2 Continued <br /> RECORD OF THE TEMPERATURE, CONDUCTIVITY, AND pH VALUES <br /> IN THE MONITORING WELLS DURING PURGING AND PRIOR TO SAMPLING <br /> Gallons Casing Temper- Conductivity <br /> per Casing Gallons Volumes ature ( [µmhos/cm] <br /> well # Volume Time PuKged , Pinged (OF) _ X100) � pH <br /> (Measured on April 27, 1995 - Continued) <br /> MW4 7 18 08 - 33 0 0 62 7 2 72 7 43 <br /> 7 0 97 64 6 2 . 76 7 . 21 <br /> 14 1 . 95 66 9 2 78 7 10 <br /> 21 2 92 68 1 2 78 7 04 <br /> 28 3 90 68 4 2 . 76 6 . 99 <br /> 08 . 58 29 4 . 04 <br /> MW-5 6 . 66 10 40 0 0 66 8 3 76 7 40 <br /> 6 . 5 0 98 67 8 3 . 78 7 . 17 <br /> 13 . 5 2 . 03 68 7 3 . 76 7 . 02 <br />• 20 3 . 00 69 .4 3 . 73 6 . 93 <br /> 11 07 27 4 05 69 9 3 75 6 . 91 <br /> MW-7 4 15 09 : 35 0 0 64 8 2 . 81 7 76 <br /> 4 0 96 66 6 2 . 91 7 . 61 <br /> 8 5 2 05 67 4 2 97 7 . 53 <br /> 13 3 13 67 9 2 99 7 .47 <br /> 09 48 17 4 . 10 68 1 3 03 7 43 <br />