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• • <br />Chimney Rock Coal Mine <br />Ground Water W-9 <br />Pdntout Tabte <br />SAMPLING DATE Data Dec 88 Mar 89 June 89 Sept 89 Dec 89 Mar 90` June 90 Sept 90 Aug 91 Minimum Maximum Mean Standard <br />Years BS86-87-BB-B9-90-91 Print Value Value Average Deviation <br />Parameter Units <br />Water level leet 51.17. 49.83 50.83 51.37 51.85 51.67 51.75 52.00 51.40 49.0800 53.9200 51.2788 1.0691 <br />pH standard 7.9 8.4 8.1 7.6 B.3 7.4 7.9 8.1 0.0 6.1000 8.5000 7.6500 0.5294 <br />Conductivity umhoslcm 790 469 502 700 850 650 675 750 0 370.0000 850.0000 603.7391 151.2295 <br />Temperature O C 8.5 10.5 12.5 8.0 9.0 11.0 14.5 10 5 0.0 6.0000 23.0000 11.4565 3.5322 <br />TDS mgA 512 309 355 473 487 476 436 536 375 252.0000 545.0000 396.4583 99.7952 <br />TSS mg/l 20 70 14 23 25 54 21 16 31 7.4000 70.0000 26.1167 174542 <br />Bicarbonate mgll 335 255 304 310 306 288 268 329 236 170.0000 335.0000 254 3333 53.1630 <br />Calcium mgll 61 54 55 61 66 60 07 88 52 31.0000 90.0000 fi3.5292 14 9187 <br />Chloride mgA 4.4 11.4 5.2 12.4 10.7 <7.0 <7.0 1.4 1.2 0.5000 12.4000 4.6263 3.8214 <br />Magnesium mgA 15 22 24 23 13 21 15 19 17 7.0000 27.0000 15.1083 5.9985 <br />Nitrate mg/I 0.27 0.19 <0.01 0,02 0.47 0.03 1.17 0.08 0.21 0.0050 1.9100 0.3972 0.5062 <br />Ammonia mgll 1.09 <0.20 0.26 0.61 0 62 1.10 0.42 1.02 <0.20 0.1000 10.9600 1.1508 2 1620 <br />Potassium mgll 2.5 1.5 1.6 1.8 2.1 2.6 1.9 4.0 9.0 1.5000 9.0000 2.9938 1.7662 <br />Sodium mgll 64 28 39 71 58 42 36 51 30 16.0000 70.8000 419542 13.7700 <br />. Sulfate mg/l 84 58 BO 144 65 137 123 158 83 43.0000 192.0000 102.6958 45.0404 <br />Aluminum mgll <0.10 0.80 <0.10 <0.10 <0.10 0.22 0.38 <0.10 <0.10 0.0500 0.8000 0 2796 0.2433 <br />Iron mg/1 2.19 3.82 0.62 0.74 0.84 0.96 1.04 0.55 3.08 0 2600 3.8200 1.2069 0.8707 <br />Manganese mg/l 0.09 0.06 0.07 0.03 0.08 0.09 0.07 0 07 1.04 0.0200 1.0400 0.1151 0.1983 <br />Zinc mg/I 0.04 0.23 0.08 0.05 0.08 0 12 0.02 <0 01 0.03 00050 0.2320 0.0524 0.05fi6 <br />Arsenic mg/I 0.000 0.000 0.000 0.000 0.000 0.000 0.000 0.000 0.000 0.0005 0.0010 O.000B 00003 <br />Cadmium mgA 0.000 0.000 0.000 0.000 0.000 0.000 0.000 0.000 0.000 0.0025 0.0025 0.0025 0.0000 <br />Lead mgll 0.00 0.00 0.00 0.00 0.00 0.00 0.00 000 0.00 0.0100 0.0600 0.0300 0.0212 <br />Mercury mgll 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 0.0001 0.0003 0.0002 00001 <br />Selenium mgA 0.000 0.000 0.000 0.000 0.000 0.000 0.000 0.000 0.000 0.0010 0.0050 0.0033 0.0015 <br />Cation megA 7.21 5.74 8.49 8.12 7.01 6.67 7.21 8.34 5.71 4.7600 8.3600 fi.0900 1.OSfi5 <br />Anion megA 7.36 5.78 8.79 8.43 7.09 7.57 6.97 8.76 5.63 5.0600 8.7600 7.1017 1.1098 <br />SAR standard 1.89 0.80 1.09 1.95 1.70 1.19 0.94 1.28 0.91 0.4823 1.9529 1.2331 0.3888 <br />