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Bowie Resources Limited <br />Bowie No. 1 Mine <br />'q99 Annual Hydrology Report <br />~OS Steven's Gulch <br />Fa the Period beginning 0110 1/19 9 9 and Ending 17At11898 <br />Ebvetbrt -6800 <br /> ~;~; . <br />07.78 <br />Os-79 <br />06.70 <br />OB W <br />07-3a <br />00.26 <br />O~Z7 <br />10-T/ <br />t1-2a <br />tY-Z/ <br /> Flow Rate (cis) 2.7 0.7 1.9 0.3 0.0 0.0 0.0 0.0 0. a o. o o. o <br /> aler Level <br /> Fbw Depth In Flume (Feet) N/A 0.1 0.2 0.06 0.01 N/A N/A N/A N/A N/ N/ <br /> pH (Standard Units) B.6 8.7 8.6 8.5 8.2 B.1 B.0 <br /> t.`aKfUC1, jVlly (UmhOffpn) 717 560 360 e20 1160 1320 1390 <br /> Temperature (C) 10.6 6.9 9.1 9.1 12.7 0.8 0.7 <br /> <br />et Chemistry Dry Dry Dry Dry Latle Itealn <br /> Ilalinily es CeI:D (mall) 286 376 156 <br /> Bicarbonate ae CaCO (mg77 285 376 156 <br /> Carbalate es CaCO (mg/I) 1.3 <br /> Chloride (Rlg/I) yg 35 13 <br /> COr1dUCN'Ity (UmlgNCm) 719 1080 1560 <br /> pH (Lab Units) B,o e.z 7.6 <br /> Hardness 86 CeCO (mgr!) 316 151 616 <br /> TDS @180 C (mp/I) slo leo 1130 <br /> (Rlg/I) 19 <br /> S Ratio (gravJcab.) <br /> SAR 1,2 1.70 1.71 <br /> SuHak (mgll) 1s1 z1o Iso <br />Calcium, dissolved (mgA) 72, 2 97.0 132.0 <br />MagneslUm, dleaoMad (mgrs 31.0 51.1 69.5 <br />SOdiUm, diaedved (mgll) 51.9 82.1 97.9 <br />Surface Water <br /> <br />(r/ <br />~~ <br />Required serrpllrrp newwrcyerrecale 19P{ (see 7R-7!) U monthly RxBOws, held peramelers, end querbny welerquellfy sanpre.4 <br />Min Max Avg <br />0.0 1.9 0.3 <br />0 0.2 0.01 <br />9.0 e.l B.1 <br />360 1390 935 <br />0.7 12.7 6.6 <br />376 156 116 <br />376 156 116 <br /> <br />35 13 39 <br />lOBO 1560 1320 <br />l.B e.z B.o <br />151 616 535 <br />780 1130 955 <br /> <br /> <br />1.70 1.71 1.72 <br />210 150 315 <br />97.0 132.0 111.5 <br />51.1 69.5 60.5 <br />82.1 97.9 90.0 <br />The Stmans Oubh afream gaups, SWd, k bated near Bowfe tJO. 1 minss's 9mber ~ nee In the NEY.NWY. Sec. 75, T17S, R921N, d the 61h PIA.. A 35-inch <br />Mall gums ww installed a1 Mb baton. <br />Baseline Idormatbn la Polyd SW051s derhed Irom avsnta beginning b 01A1/1983 through 17!21/19141, a pniod d -74 rnodhs <br />Monitoring Point Table 40 <br />