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<br />TABLE 72 (CONTINUED) <br />WATER QUALITY DATA, WELL MW23 <br /> Sample Date <br />PARAMETER UNITS 06/70/87 07/28/81 01/27/81 03/30/82 04/19/83 07/21/83 70/06/83 01/20/84 04/12/84 i <br /> <br />Alkalinity as CaC03 <br />mg/l ___ __________ __________ __________ __________ <br />" <br />Bicarbonate as CaC03 mg/l 274 266 285 265 260 251 <br />Calcium, dissolved mg/l 28.7 5 5 9 16 76 <br />Carbonate as CaC03 mg/l 12 0 <br />Chloride mg/l 24 13 15 76 21 22 <br />Conductivity at 25C umhos/cm 425 420 2020 1570 7770 1740 1030 980 1160 <br />Hardness as CaC03 mg/l 92 <br />Hydroxide as CaC03 mg/l <br />Magnesium, dissolved mg/l 5 •1 1 1 3 7 <br />Nitrogen, artmonia mg/l 5.5 -0.02 0.09 -0.02 -0.02 -0.02 <br />Nitrogen, nitrate nitrite mg/l 0.04 0.26 0.27 0.39 0.53 <br />pH (lab) units 7 7.32 8.11 7.9 6.2 8.3 8.2 7.9 7.8 <br />Temperature (field) deg C 14 14 " <br />Phosphorus, ortho mg/l -0.02 0.04 -0.02 0.02 0.05 <br />" <br />SAR in water <br />sodium, dissolved mg/l 50 279 283 216 234 229 <br />Sulfate mg/l 16 348 321 274 239 249 " <br />Anions (sum) mg/l <br />Solids, total dissolved mg/L 350 370 1550 1190 690 710 660 675 685 " <br />Solids, total suspended mg/l 70 19 11 -10 34 96 102 76 70 <br />Arsenic, dissolved mg/l 0 -0.002 -0.002 -0.002 -0.002 -0.002 <br />Cadmium, dissolved mg/l 0 -0.005 -0.005 0.008 -0.005 -0.005 <br />Iron, dissolved mg/l 0.86 0.87 0.39 0.49 0.32 0.49 0.26 0.25 0.24 <br />Manganese, dissolved mg/l 0.248 0.73 0.08 0.1 0.03 0.03 0.04 -0.02 -0.02 " <br />Mercury, dissolved mg/l 0 -0.001 -0.007 -0.001 -0.007 -0.0005 <br />Selenium, dissolved mg/l 0 -0.002 -0.002 -0.002 -0.002 -0.002 " <br />Zinc, dissolved mg/L 0.06 0.029 0.247 0.077 0.044 0.027 <br />