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~ • i <br />Bear Coal Company -Bear No. 3 Mine <br />HYDROLOGY MONffORING DATA <br />STATION: Beer Mine Outflow 001 <br />Field Dale <br />Parameters 1/fiA8 1/8/98 1/12/98 1/13A38 1/19/98 2/2/98 2r9F38 2/16A38 2/23/98 3/2H8 3A58 3/16A8 3/24/98 3/JOFJB Min Max Ave <br />Flow m 17 3 17.7 17 6 18.6 19.4 22.0 22.2 20.5 26.3 30.9 26.1 27.0 H r. a 29.5 17.3 30.9 22 0 <br />Salinil 24 2.3 2.2 2.3 2.4 2.3 2.3 2.2 2.4 2.2 2.2 2.3 2.3 2.2 2.4 2.3 <br />H units 6.9 6.9 7.0 7.0 7.1 fi.8 6.8 fi.9 6.9 6.9 6.0 6.9 7.0 6.9 6.8 7.1 fi.9 <br />Contluclivi ~ 25"C urnhoS/cln 5100 5100 5100 5100 5100 5000 5000 5000 5000 5000 4900 6900 4900 5000 4900.0 5100 5015 <br />Tern eralure "C 28 28.2 28.3 28.4 28 28.3 28.7 28.fi 28.4 28.6 28 28.9 29.1 29.1 28.0 29.1 28.4 <br />TDS 1 4.1 4.1 1.1 4.1 4.1 4.1 4 4 4 4 3.9 3.9 3.9 4 3.9 6.1 4.0 <br />AC7 Sam le Full Suite Yes Ves yes <br />CTE Sam la WET Vas Yas <br />Leb <br />Parameters <br />Wet Chemist <br />Alkahni as CeC03 m A <br />^u:mban:du as CaC09 nu A 1050 1140 1230 1050 1050 1230 1160 <br />Carbonate as CaC03 m A 0 0 0 0 0 0 <br />H tlmxitle as CaCW m A 0 0 0 0 0 0 <br />Total Alkalini m A 1050 1140 1230 1050 1050 1230 1140 <br />Chbutle m A 50 d8 51 48 4B 51 50 <br />Hartlrress az CnC03 m A 999 893 763 743 743 999 878 <br />Nibale as N, dissoNetl m A BJ 5.30 11.7 5.3 5.3 11.7 B 6 <br />NibaleMihrle as N. dusoNed m A B.8 5.4 11.8 5 4 5.4 11.8 8.7 <br />Ninite as N, dusoNetl m A 0.1 0 0.06 00 0.0 0.1 0.1 <br />Plros hale m A 0.21 0 0.20 000 0.0 0.21 0.14 <br />Plros horns, ollho tlissoNed m A 0.07 0 0.065 0 000 0 0 0.070 0.045 <br />Hesitluu, Filterable TDS {~ 1B0 C m A 3650 3530 3350 3350 3350 3650 3510 <br />Residua, NorrHllerable TSS f) 10&SC m A 12 402 B6 12 12.0 402 167 <br />Sodium Absor Iron Ratio in Water m A 11.3 13.60 13.70 11.30 11.3 13.70 12.87 <br />Sullate m A 1650 1540 14fi0 1460 1460 1650 1550 <br />Melel Anal sis <br />Alunlinurlr. IUWl lecoverahle In A 0.55 3.2 2,84 0.55 0.6 3.20 2.20 <br />Arsenic, total recoverable m A 0.002 0.000 0.003 0.000 0.0 0.003 0.002 <br />Cadmium. total recoverable m A 0 0 0 0.0 0.000 0.000 <br />falciuni. Wssulvetl m A 163 160 160 160.0 163 162 <br />I:;Jeiwn, Iulal uu:ovw:rbla m1 A 189 15B 134 136 134.0 1B9 160 <br />Cu r rot, IuhA mrnvumblu uu A 0.02 0.00 0 0.0 0.020 0.007 <br />Ilun, total tlasolvetl m A 0 08 0.04 0.03 0.03 0.0 0 OB 0.05 <br />Iron, total recoverable m A 0.55 3.26 1.84 0.55 0.6 3 26 1.88 <br />Lead, total recoverable m A 0 0.00 0.00 0.00 0.0 0.00 0.00 <br />Ma nesium. tlissoNed In A 144 120.00 120 120.0 144 132 <br />Ma nesrum,total recoverable m A td2 11fi 99.3 99 99.3 142 119 <br />Man anew, dissolved m A 1.03 O.B9 O.B2 0.8 0.8 I.0 0 9 <br />Marlr anew, total recoverable Illr A 1.07 0.93 0.84 0.84 0.8 1.07 0.95 <br />Mercm , total recoverable Ill A 0 0.0000 0.0000 0.0000 0.0000 0.0000 0 0000 <br />Mol Wenum. Wlal recover able m A 0 0.00 0 000 0.00 0.00 0.00 <br />Sobuium, luhl recuvemblu m A 0.002 0.00 0 000 0.00 0.00 0.00 <br />Sodirrln, tlissoNetl m A B07 923 807 807.0 923 865 <br />Sodiuul. lalnl mcuverablo m A 7B3 827 B49 783.0 783.0 8490 819.7 <br />Zinc, lulu/ recovemble rn A 0.06 0 0.05 0.00 0.0 006 0.04 <br />Or epic Anel sls <br />Otl 8 Grease. tidal recoverable m A 0 0 0 0 0 0 0 <br />Page 5 <br />