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' i• <br /> 9 <br /> MPDS-UN6015-04 <br /> December 7, 1995 <br /> Page 4 of 11 <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 18, 1995) <br /> Gallons Casin Tim er Conductzvit <br /> g p <br /> per:':Casing Gallons Volumes. attire ( [ cmhos/crn� ) <br /> Well <br /> volume Time Puraed Purged °F x100 'H <br /> MW1 1 . 31 09 :50 0 0 64 . 3 4 . 68 8 . 03 <br /> 1 . 5 1 . 15 66 . 8 4 . 81 7. 80 <br /> 3 2 . 29 67 . 7 4 . 88 7. 63 <br /> 4 . 5 3 . 44 68 . 0 4 . 90 7 . 54 <br /> 09 : 58 5 . 5 4 . 20 68 . 2 4 . 94 7 . 50 <br /> MW2 1 . 52 10 : 33 0 0 65 . 6 5 . 79 7. 82 <br /> 1 . 5 0 . 99 67 .3 5 . 92 7. 60 <br /> 3 1. 97 67. 8 5 . 97 7.45 <br /> 4 . 5 2 . 96 68 .2 6 . 04 7. 38 <br /> 10 :41 6 3 . 95 68 . 5 6 . 11 7. 33 <br /> MW3 1 . 87 11 : 17 0 0 <br /> 69 . 6 5 . 14 7 . 73 <br /> 2 1 . 07 68 . 8 5 . 20 7. 58 <br /> 4 2 . 14 68 . 7 5 . 30 7.46 <br /> 6 3 . 21 68 . 5 5 . 31 7. 37 <br /> 11 :26 7 . 5 4 . 01 68 . 6 5 . 35 7. 32 <br /> MW4 1 . 75 12 : 00 0 0 70 . 8 5 . 93 7. 76 <br /> 2 1 . 14 69 . 7 6 . 05 7. 59 <br /> 4 2 . 29 69 . 6 6 . 08 7.48 <br /> 6 3 .43 69 . 3 6 . 11 7.44 <br /> 12 : 09 7 4 . 00 69 .2 6 . 10 7. 39 <br /> MW5 0 . 88 13 :00 0 0 72 . 8 6 . 50 7 . 82 ' <br /> 1 1 . 14 71 . 0 6 . 61 7 . 60 <br /> 2 2 . 27 70 .4 6 . 65 7.48 <br /> 3 3 .41 70 . 1 6 . 71 7.42 <br /> 13 : 06 3 . 5 3 . 98 69 . 8 6 . 77 7. 38 <br />