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<br />TABLE: 6 <br />CYPRUS \'AI11PA \`ALLEI' COAL CORPOR4TION: MINE 3 <br />1991 ANNUAL II\'DROLOG\' REPORT <br />\\'ATER QFIALIII' MONITORING DATA <br />SITE: 008-77-i8 <br /> <br />UATUAI = 6719.8 <br />.IeM..:: ~.:.:.:.:. ~.:: ~: ~; ~.::::~~::.~ ~:-:~:: ~:: OCT NO\' DEC JAN FEB MAR APR AIA\' JUN JUL AUG SEP <br />Parartieters~: ~~::~~ ~ :.:: ~: ~: ~: ~~: ~~::.:::: ~:: ~::~~: 10/26/94 05/09/95 09/07/95 <br />Elevation (ti above msl) 6708.6 6714 44 6709.47 <br />Water Level 11.2 5.36 10.33 <br />Temperature (C°) 13 0 9.5 10.6 <br />Conductivit}' (umhos/cm) 1660 1900 1740 <br />pH 7.8 7.03 6.99 <br />Fab .:....::.::::..:..:.:...:.:.::::.:. :.:~~' ::..:::: ~::::~ <br />Paianteters ::::::..::..:....:..:.:.::........ <br />~ <br />Alkalinity as CaCO3 <br />(mgA) 420 400 451 <br />Bicarbonate as HCO3 (mg/II 512 480 542.4 <br />Carbonate as CO3 (mgA) 0 -2 -2 <br />Calcium, dissoh~ed (mgA) 88 /52 117 <br />Conductivity C 25 C° (umhos/cm) 1610 1810 1650 <br />Hardness as CaCO3 (mgA) 487 808 650 <br />h1aenesium. dissolved (mgA) 65 103 87 <br />Sodium, dissolved (mg/I) 209 126 166 <br />Sulfate (mg/I) 480 720 610 <br />Solids, total dissolved (mgA) 1110 1380 1120 <br />SAR in Water 4 17 1.95 2.87 <br />Nitrate as N, dissolved (mgA) 0.02 0 06 0.05 <br />Nivite as N, dissolved (mgA) 0.01 -0.01 -0.01 <br />Nitrale/Nitrite as N (mgA) 0.03 0.06 0.05 <br />Phosphorus, onho dins (mgA) 0.007 -0.005 -0.005 <br />Cadmium. dissolved (ugA) 1.6 -0.5 -0 5 <br />Iron, dissolved (ug/D 240 400 110 <br />h1anganese. dissolved (ug/p 20 14 -30 <br />Lead, dissoved (ugA) -20 -20 -100 <br />Molybdenum. dissolved (ugA) -10 -10 -50 <br />Mercun, dissolved (ugA) -0.2 -0.2 -0.2 <br />Selenium, dissoh~ed (ug/I) -I -1 -I <br />• Included with Twenlymile Coal Company's hydrologic monitoring program. If site is removed from TCC's program and continued monitoring is required. CYCC will monitor the sire. <br />• Water level measnrcmems collened from late March/early April through September. Used to correlate with water level measurements of adjacent alluvial melts <br />NF No Flow <br />