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• • • <br />TABLE 1 <br />CYPRUS YAMPA VALLEY COAL CORPORATION <br />1995 ANNUAL HYDROLOGY REPORT; FOIDEL CREEK MINE <br />HYDROLOGY MONITORING DATA <br />SITE: WELL 009-79-4 <br />DATUM 7004.5 <br />Fiald::::?.:.:i:'.:::: ' ;:" ::':':'::::::.'.': OCT NOV DEC JAN. FEB MAR APR MAY JUN JUL AUG SEP <br />Pa~amOE~eis.~:.::~~:..;~~:::::~~::~.: ~:~~ :::::~::~':::~:~:~D.AT~E~::~.: 10/26/94 05/ 1 1 /95 09/06/95 <br />Water Depth Iftl 37.4 35.5 37.4 <br />Elevation Ift above msll 6967.14 6969.06 6967.14 <br />Temperature IC°1 11 11.4 11.4 <br />Conductivity (umhos/cm) 2240 566 3300 <br />pH 7.3 7.1 7.2 <br />Parartlaters::::'.::.':::'::':::::. `::.;.`:..`::::: i:::' <br />Conductivity @ 25 C° lumhos/cml 2100 5740 3720 <br />Total Alkalinity Img/p 476 761 600 <br />Hardness as CaC03 Img/II 161 629 417 <br />Solids, total dissolved Img/II 7440 4370 2740 <br />Bicarbonate as HC03 Img/II 580 913.2 720 <br />Carbonate as C03 (mg/II 0 -2 -2 <br />Sulfate Img/II 652 2400 1610 <br />Calcium, dissolved Img/I) 35 143 91 <br />Magnesium, dissolved Img/II 18 66 46 <br />Sodium, dissolved Img/I) 411 1160 759 <br />SAR in Water 13.9 20.4 16.4 <br />Cadmium, dissolved lug/II 1.4 -0.5 -0.5 <br />Lead, dissolved lug/II -20 -20 -20 <br />Mercury, dissolved lug/q -0.2 -0.2 -0.2 <br />Selenium, dissolved lug/II 11 -7 -7 <br />Iron, dissolved lug/II 780 160 500 <br />Manganese, dissolved lug/II 50 79 7p <br />Molybdenum, dissolved lug/II -10 -10 -10 <br />Nitrate as N, dissolved Img/I) 0.32 -0.02 0.06 <br />Nitrate/Nitrite as N Img/II 0.4 -0.02 0.06 <br />Phosphorus, ortho diss Img/II 0.02 -0.005 0.005 <br />