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<br />TABLE: 23 <br />CYPRUS YAMPA VALLEY COAL CORPORATION: FOmEL CREEK MINE <br />1998 ANNUAL HYDROLOGY REPORT <br />WATER QUALITY MONFTORING DATA <br />S[TE: 08AV2 (We11008-AV-2) <br />D.4TL'M= 6677.10' <br />FIeW~ --.; -< "•„ •.• <br />/i/ <br />° <br />-- <br />- OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP <br />rz <br />i --: - <br />- <br />_`,.•;:,,,,.. <br />1'ui>sehYt.~,:.. %',,,.......;:..i" ..:........... ~~:..: ~~~.•-..: .'- 14-Oct-97 04-Nov-97 O8-Dec-97 19-tan-98 16-Feb-98 0]-Mar-98 13-Ar-98 22-Me- <br />98 09- <br />1m-98 <br />13Ju1-98 <br />06-Au -98 <br />14-Se -98 <br />Elevation (R above msl) 6667.81 6667.63 6667.54 6667.43 6667.32 6667.46 6671.05 6669.23 6668.62 6667.89 6667.44 6667.32 <br />Water Level 9.29 9.47 9.56 9.67 9.78 9.62 6.05 7.82 8.48 9.21 966 9.76 <br />7EMPERATURE FIELD DEGREES C 10.7 10.1 7.5 4.1 7.6 5.8 4.2 6.9 7.7 10.9 11.8 12.1 <br />CONDUCTIVITY FIELD UMHOS/CM 1610 1690 1710 1620 1710 1740 1670 1680 1690 1040 1660 1650 <br />PH FIELD PH 7.63 746 7.5 7.86 7.34 752 7.57 7.36 7.42 7.3 7.62 7.6 <br />1:=D', i`1/o, :+, ;.l: <br />~~~ F.,~'+ ~;:?ii>:;'?; S~!'!Jsi:?~ <br />~~~~~~~ ~~~~~ <br />~ " ~:+' 53,y y;;~. ~: ~ ' <br />~! <br />~~~~~~ <br />CONDUCT7VfTY LAB UMHOS/CM 1650 1660 1670 1540 <br />PH LAB PH 7,5 7.5 7.4 7.3 <br />SOLIDS DISSOLVED MG/L 1280 1360 1270 1400 <br />ALKALINITY TOTAL MG/L 341 332 343 349 <br />HARDNESS TOTAL MG/L 907 887 Sti4 826 <br />CALCIUM DISSOLVED MC/L 228 212 211 193 <br />MAGNESIUM DISSOLVED MG/L 61.9 86.9 818 83.5 <br />SODIUM DISSOLVED MG/L 85.8 91.2 90.1 95.5 <br />SAR NOT APPLICABLE UNDEFINED 1.25 1.35 1.35 1.46 <br />SULFATE NOT APPLICABLE MG/L 650 710 650 620 <br />BICARBONATE AS HCO3 MG/L 415 405 418 425 <br />CARBONATE AS CO3 MG/L -2 -2 -2 -2 <br />HYDROXIDE AS OH MGR- -2 -2 -2 -2 <br />CADMIUM DISSOLVED UG/L -0.5 -0.6 -0.6 -0.6 <br />LEAD DISSOLVED UG/L -40 -40 -40 -40 <br />MERCURY DISSOLVED UG/L -0.2 -0.2 -0.2 -0.2 <br />SELENIUM DISSOLVED UG/L -i -1 -1 -1 <br />IRON DISSOLVED UG/L 200 150 210 -10 <br />MANGANESE DISSOLVED UG/L 1620 179 1110 380 <br />MOLYBDENUM DISSOLVED UG/L -IO -10 -10 -10 <br />NITROGEN AMMIUM-TOTAL MGlL 0.45 -0.05 0.21 0.26 <br />NITROGEN AMMIA-FREE MG/L -0.01 -0.01 -0.01 -0.01 <br />NITROGEN MTRATE MG/L 0.06 0.11 .. 0.05 0.12 <br />NITROGEN N1TR]TE MG/L -0.01 -0 01 0.01 O.OIO <br />NITROGEN NO3+NO2 MG/L 0.06 0.11 0.06 0.13 <br /> <br />