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<br />TABLE: 27 <br />COLORADO YAMPA COAL COMPANY: MINE 1, 2 AND ECKMAN PARK MINE <br />1899 ANNUAL HYDROLOGY REPORT <br />WATER WALITY MONRORING DATA <br />SITE: 302 (FISH CREEK DOWNSTREAM OF MINE DEWATERING SITE) <br />• <br />DATUM = 6705.97 <br />..8 . <;c~:~:<<~:.~:::);:::"::"::I::.::I:::~.':~::~;;::~:!:;~~:~~~::~~';:::~ :::.::..::.:..::.:::: <br />PBNIRKHHrIF:::;:`.~.":'::.~':;:::~ :::::::.::::.~:::':>::;'.`:~:::`::::i:i::':~~:':<::.~:::~::.;~ OCT NOV DEC JAN FEB MAR APR MAY JUN <br />21Jun-99 JUL <br />19JUF99 AUG <br />23Au 99 SEP <br />13Se 99 <br />Wafer Level -1.92 -1.81 -1.72 -1.61 <br />Flow c!s 6.36 5.34 4.51 3.49 <br />TEMPERATURE <br />CONDUCTMTY <br />PH FIELD <br />FIELD <br />FIELD DEGREES C <br />UMHOS/CM <br />PH 17.8 <br />1510 <br />8.37 17.8 <br />1600 <br />8.42 17.7 <br />790 <br />8.37 11.2 <br />1170 <br />8.56 <br />~EdTil iDefRfR' `??'~.Ss :?E:!f.::'':i::;:'~:i::`::': j.ir'.j: :'':':.':::r: '';.:i;.r,':'::;.! ~. <br />CONDUCTIVITY LAB UMHOS/CM 1570 1370 704 1150 <br />PH LAB PH 8.4 8.3 8.3 8.3 <br />SOLIDS SUSPENDED MG/L 14 -5 62 16 <br />ALKALINITY TOTAL MG/L 364 379 263 299 <br />HARDNESS AS CAC03 MG/L 473 473 371 405 <br />SOLIDS TOTAL-DIGS MG/L 1100 1060 600 5960 <br />CALCIUM DISSOLVED MG/L 88.4 Bd.3 72.9 78 <br />MAGNESIUM DISSOLVED MG/L 61.4 63.8 d6 51 <br />SODIUM DISSOLVED MG/L 203 193 31.5 105 <br />SAR NOT APPLICABLE UNDEFINED 4.11 3.91 0.72 2.3 <br />SULFATE NOT APPLICABLE MG/L 520 450 170 340 <br />BICARBONATE A8 HC03 MG/L 417 440 5 353 <br />CARBONATE AS C03 MG/L 13 11 -2 6 <br />HYDROXIDE AS OH MG/L -2 -2 -2 -2 <br />CADMIUM TOTAL RECOV UG/L -0.5 -0.5 3.6 -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 -10 -10 10 -50 <br />IRON TOTAL RECOV UG/L 610 270 850 450 <br />MANGANESE TOTAL RECOV UG/L 41 57 52 70 <br />MOLYBDENUM TOTAL RECOV UG/L -10 -10 10 -50 <br />PHOSPHATE NOT APPLICABLE MGIL 0.08 -0.03 0.04 -0.03 <br />NITROGEN AMMIUM-TOTAL MG/L 0.01 -0.01 -0.01 -001 <br />NITROGEN AMMIA-FREE MG/L 0.16 0.08 -0.OS -0.OS <br />NITROGEN NITRATE MG/L 0.08 0.05 -0.02 -0.02 <br />NITROGEN NITRITE MG/L 0.02 0.03 -0.01 -0.01 <br />NITROGEN N03+N02 MG/L 0.1 0.08 -0.02 -0.02 <br />PHOSPHATE ORTHO-DISS MG/L 0.027 -0.005 0.015 -0005 <br />p~xenmorom+ru.wm~i9n~rnr.'rna~,v.siMi ~i.. <br />