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MPDS-UN0123-02 <br /> September 25, 1995 <br /> Page 2 of 4 <br /> TABLE 2 <br /> RECORD OF THE TEMPERATURE, CONDUCTIVITY, AND pH VALUES <br /> IN THE MONITORING WELLS DURING PURGING AND PRIOR TO SAMPLING <br /> (Measured on September 5, 1995) <br /> Gallons Casing Temper- Conductivity <br /> per Casing Gallons Volumes ature'' ( [Amhos/cm] <br /> Well # Volume Time Purged Purged °F x100) pH <br /> U-1 1 . 37 13 : 35 0 0 78 .5 6 . 93 8 . 12 <br /> 1 . 5 1. 09 75 . 3 6 . 82 7. 99 <br /> 3 2 . 1-9 73 . 5 6 . 71 7. 93 <br /> 4 . 5 3 .28 73 . 2 6 . 63 7. 89 <br /> 13 :42 5 . 5 4 . 01 72 . 9 6 . 64 7.85 <br /> U-2 1 . 56 13 : 00 0 0 79 .2 6 . 06 8 .11 <br /> 1 . 5 0 . 96 74 .5 5 . 94 8 . 01 <br /> 3 1 . 92 72 . 8 5 . 85 7.93 <br /> 4 . 5 2 . 88 72 .3 5 . 81 7 . 85 <br /> 13 : 08 6 . 5 4 .17 71 .9 5 . 79 7.83 <br /> U=3 1 . 20 12 :27 0 0 75 . 1 4 .45 8 . 07 <br /> 1 0 . 83 73 . 8 5 .30 7. 90 <br /> 2 1.67 73 . 3 5 .36 7.84 <br /> 3 2 .50 73 . 0 5 .40 7.78 <br /> 12 :34 4 3 .33 72 . 8 5 .47 7 . 75 <br /> 5 4 . 17 <br />