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• • <br />TABLE: 10 <br />CYPRUS YAMPA VALLEY COAL CORPORATION: MINE 1, 2 AND ECKMAN PARK MINE <br />1998 ANNUAL HYDROLOGY REPORT <br />WATER QUALITY MONITORING DATA <br />SITE: O8AV2 (We11008-AV-2) <br />DATUM = 6677.10' <br />F..IeIB:~:::::~~:s::;:.:::.:~::i::i::::::'~'`::.:~~~:::::::';:::':::~:::;:~`::.3~"~~:.::::::::: OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUC SEP <br />Y ..;:tie;.:....;: ~ <br /> <br />.u lhq:%~~::'.i!"c::~~:::::;:~:.~~:~:>:':::<.~:::::~'::::. ~:::.~i:3.:.:':.~~: <br />~ 14- t- <br />Oc 97 04- ov- 7 <br />N 9 -D - 7 <br />OS ec 9 <br />19-Jan-9 <br />8 <br />-Fe B <br />16 b9 <br />3-Mar-9 <br />0 8 <br />1 -A r- <br />3 98 <br />-M - 8 <br />22 a 9 <br />9- n-9 <br />0 Ju 8 <br />-lu - 8 <br />13 19 <br />6-Au -98 <br />0 4- e <br />I S 98 <br />Elevation (ft above msl) 6667.81 6667.63 6667 54 6667.43 6667.32 6667.48 6671.05 6669.28 6668.62 6667.89 6667.44 6667.32 <br />Water Levcl 9.29 9.47 9.56 9 67 9.76 9.62 6 OS 7 82 B 48 9.21 9.66 9.76 <br />TEMPERATURE FIELD DECREES C 10.7 10.1 7.6 4.1 7.8 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 7.46 7.5 7.86 7.34 752 7.57 7.36 742 7.3 762 7.6 <br />P~ .... . .. ..... ..... ... .. <br />CONDUCTIVITY LAB UMHOS/CM 1650 1660 1670 1540 <br />PH LAB PH 7.6 7.5 7 4 7.3 <br />SOLIDS DISSOLVED MG/L 1280 1360 1270 1400 <br />ALKALINITY TOTAL MG/L 341 3}2 343 349 <br />HARDNESS TOTAL MG/L 907 887 664 626 <br />CALCIUM DISSOLVED MG/L 228 212 211 193 <br />MAGNf:S1UM DISSOLVED MG/L 81.9 86.9 BIB 63.5 <br />SOUIUM DISSOLVED MG/L 85.6 91.2 90.1 955 <br />SAR NOT APPLICABLE UNDEFINED 1.25 1.15 1.35 1.46 <br />SULFATE NOT APPLICABLE MG/L 650 710 650 620 <br />DICARBONATE AS HC03 MG/L 415 405 418 425 <br />CARBONATE AS C03 MG/L -2 -2 •2 -2 <br />IIYDROXIDE AS OH MG/L -2 -2 -2 -2 <br />CADMIUM DISSOLVED UG/L -0.6 -0.5 -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 -10 •10 -10 -10 <br />NI~fROGEN AMMIUM•TO'!AL MG/L 045 -0.05 0.21 026 <br />NITROGEN AMMIA-FREE MG/L -0.01 -0.01 -0.01 -0.01 <br />MTROGEN MTRATE MG/L 0.06 0 I 1 0 OS O.I2 <br />NITROGEN MTRITE MG/L -0.01 -O.OI 0.01 0.010 <br />NITROGEN N03+N02 MG/L 006 0.11 0.06 0,13 <br />