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File No. S-1182-3 <br /> May 31, 1972 <br /> PAGE FIVE <br /> would not be influenced by any contamination from the waste- <br /> . T <br /> water storage. <br /> These values are shown on Table III. <br /> TABLE III <br /> Range of <br /> Average of Groundwater <br /> Groundwater Sample Groundwater <br /> Average of the Samples Values for Sample <br /> Four Process for Borings Borings Value for <br /> Water LM1e l through 31 through 3 Baring 4 <br /> PH 11. 15 7 . 7 e 7.3-8. 0 7 ,8 - <br /> *Dissolved 972. 5 <br /> Solids 570. 0 410-710 530, 0 - <br /> Suspended 170. 25 2 . 1 'Trace-4.5 Trace <br /> Solids <br /> Settleable 1.55 Negligible Negligible Negligible <br /> Solids <br /> Total 705. 0 333. 0 <br /> Hardness 160-490 390. 0 <br /> Calcium 277. 25 98. 7 24-190 79. 0 <br /> Chlorides 121.25 170. 150-180 100.0 <br /> Sulfates 238.5 151. 7 49-266 123. 0 <br /> Sodium 59.25 71.66 61 .83 66.0 <br /> Potassium 28. 25 12 . 33 5-26 7. 0 <br /> Alum inum 49.5 p <br /> - 31. 20-51 30.0 <br /> COD 3.25 1.4 0.3-3.0 0.9 <br /> *All test results, excepting pH, are in parts per million. <br /> From this table, it is noted that there is a marked difference <br /> between the averages of the processwater tests , and the <br /> groundwater samples from the borings, for all tests except <br /> s <br /> settleable solids , cHorides, and sodium. In general, the <br /> water tests from Boring 4 are approximately the same as the <br /> average results of Borings 1 2, and 3. In all cases, except <br /> e <br /> .f <br />