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f T <br /> MPDS-UN6981-02 <br /> Page 5 of 16 <br /> 0 TABLE 2 <br /> RECORD OF THE TEMPERATURE, CONDUCTIVITY, 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 Purged Purged °F _ x100) F. <br /> (Measured on February 28, 1994) <br /> MW-8 3 78 16 48 0 0 65 7 6 15 7 87 <br /> 4 1 06 66 3 6 28 7 77 <br /> 8 2 12 66 5 6 23 7 6a <br /> 12 3 17 66 9 6 23 7 �� <br /> 16 4 23 66 8 6 22 _v <br /> 17 08 20 5 29 66 7 6 20 7 50 <br /> MW- 9 3 62 13 32 Q 0 69 6 7 08 7 <br /> 4 1 11 66 9 6 93 7 0 <br /> 8 2 21 66 2 5 86 7 =- <br /> 12 3 31 66 2 6 87 7 37 <br /> 16 4 42 66 1 6 89 7 37 <br /> 13 50 20 5 52 66 0 e SQ 7 3� <br /> MW-10 3 85 14 50 0 0 66 7 5 81 7 90 <br /> 4 1 04 66 5 6 01 7 73 <br /> 8 2 08 66 5 6 06 7 66 <br /> 12 3 12 66 8 6 13 7 53 <br /> 16 4 16 67 2 6 23 7 53 <br /> 15 10 20 5 19 67 5 6 26 7 47 <br /> MW-11 4 06 15 48 0 0 67 3 5 52 8 22 <br /> 4 0 99 67 2 5 51 8 12 <br /> 8 1 97 67 5 5 59 7 94 <br /> 12 2 96 67 7 5 65 7 90 <br /> 16 3 . 94 67 7 5 66 7 82 <br /> 16 06 20 4 93 67 8 5 68 7 80 <br /> MW12 4 00 11 50 0 0 67 1 5 94 7 82 <br /> 4 1 00 67 8 6 01 7 72 <br /> 8 2 00 68 1 5 91 7 69 <br /> 12 3 00 69 1 6 00 7 68 <br /> 16 4 . 00 69 4 6 02 7 . 67 <br /> 12 10 20 5 00 69 2 6 02 7 65 <br />