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• <br />TABLE IS <br />CYPRUS YAMPA VALLEY COAL CORPORATION: MRVE3 <br />1997 ANNUAL HYDROLOGY REPORT <br />WATER QUALffY DATA <br />SITE: 700 <br />Fleld •~ ~ <br />Panmetm .' .: ~~ ~~ MAR <br />2SMar-97 APR <br />7- r-97 nd <br />23A r-07 MAY <br />SMa -97 JUN <br />12Jun-97 JUL <br />11Ju1-97 AUC <br />6-A -97 nd <br />11-Au -97 )rd <br />20-Au -97 Mh <br />26-A 97 SEP <br />11 Se 7 nd <br />233e 97 <br />Flow Rete cfi 3.7 4.1 27.0 55.0 14.0 5.3 5.3 4.0 1.6 1.2 1.10 4.80 <br />Water Level -2.34 -3.19 3.16 -2.98 -1.96 -1.84 -1.96 -1.46 -1.21 -1.4 -1.91 <br />TEMPERATURE <br />CONDUCTIVITY <br />PH FIELD <br />FIELD <br />FIELD DEGREES C <br />UMHOS/CM <br />PH 2.1 <br />800 <br />8.19 6.1 <br />740 <br />7.96 5.7 <br />520 <br />8.24 6.7 <br />430 <br />8.33 13.1 <br />580 <br />8.4 17.6 <br />590 <br />8.34 17.7 <br />580 <br />8.5 15.1 <br />590 <br />8.21 18.1 <br />650 <br />8.45 18.8 <br />640 <br />8.46 18.2 <br />810 <br />8.35 12.1 <br />670 <br />8.49 <br />Lab. . <br />Panmeten ~ ~ ' <br />~ <br />~ <br />CONDUCTIVITY LAB UMHOS/CM 695 542 565 748 <br />PH LAB PH 8.3 8.3 8.4 8.5 <br />SOLIDS DISSOLVED MG/L 460 360 360 530 <br />SOLIDS SUSPENDED MG/L 146 98 170 12 <br />ALKALINITY TOTAL MG/l 201 244 198 260 <br />HARDNESS TOTAL MG/L 330 294 265 364 <br />CALCIUM DISSOLVED MG/L 78.8 68.4 67.5 83 <br />MAGNESIUM DISSOLVED MG/L 32.3 29.9 28.2 38 <br />SODIUM DISSOLVED MG/L 27 15.6 21 38 <br />SAR NOT APPLICABLE UNDEFINED 0.65 0.4 0.54 0.87 <br />SULFATE NOT APPLICABLE MG/L 180 100 110 160 <br />BICARBONATE AS HC03 MG/L 242 298 226 294 <br />CARBONATE AS C03 MGlL -2 -2 7 11 <br />HYDROXIDE AS OH MG/L -2 -2 -2 -2 <br />CADMIUM TOTAL RECOV UG/L -0.5 -0.5 -0.5 -0.5 <br />MERCURY TOTAL RECOV UG/L -0.2 -0.2 -0.2 -0.2 <br />SELENIUM TOTAL RECOV UG/L -1 -1 -1 -1 <br />SILVER TOTAL RECOV UG/L -0.5 -0.5 -0.5 -0.5 <br />ZINC TOTAL RECOV UG/L 20 30 40 20 <br />IRON TOTAL RECOV UG/L 1320 2630 5000 350 <br />MANGANESE TOTAL RECOV UG/L 324 150 320 63 <br />MOLYBDENUM TOTAL RECOV UG/L -10 -10 -10 -10 <br />NITROGEN AMMIUM-TOTAL MG/L 0.08 -0.OS -0.OS -0.OS <br />NITROGEN AMMIA-FREE MG/L -0.01 -0.01 -0.01 -0.01 <br />NITROGEN NITRATE MG/L 0.48 0.04 -0.02 0.08 <br />NITROGEN NITRRE MG/L 0.01 -0.01 -0.01 -0.O7 <br />NITROGEN N03tN02 MG/L 0.49 0.04 -0.02 0.08 <br />PHOSPHATE ORTH6DIS5 MG/L 0.032 0.023 0.024 0.017 <br />Sampling is performed on a Flexible rchedule Ihroughoul the normal Raw period, Afvch Ouough September. Within tltia lime flame, Row and field perameten art meauved twelve (12) limn <br />and four (4) full toile enelyrn ere conducted. <br />I.\EN\ENVIRONMENTALVWR\M3WHR97 %LS <br />