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Bowie Resources Limited <br />• <br />u <br />• <br />Bowie No. 2 Mine <br />Hydrologic Monitoring Data (1997 - 1999) <br />O.hnlrh.In Drainage Svstem <br />Surface Water <br />7/2811995 to Present <br />Elev. 5960 Baseline <br />Field Parameters . °°n+ °m+ omr nm +u++ +em mn+ svs+ +soa o+n+ mn+ ++n'+ Min Max Avg <br />Flow Rale (gpm) °.° °.° no as a.a ao ao a.o ao a.o o.o na °.° a.° o.o <br />Water level ur M on on on M M orr IM on on' orr <br />pH (Standartl Unds) <br />Conductivity (umhos/cm) <br />Temperature (C) <br />Lab Parameters ,'a'~1'""" <br />~;" ". s i~,~qS' m.r.bnnl,aan,ty,~,for <br />There Is no lab analysts for this point due to low (lows or Nb paint du. to low eowa <br />Wet Chemistry MDL low water levelduringNiaparlodarasnotadabove pedoderl+veldudnarnl, <br />Alkalinity as CaCO (mg/I) <br />Bicarbonate as CaCO (mgll) z <br />Carbonate as CaCO (mgll) z <br />Hydroxide as CaCO (mg/I) z <br />Chlohde (mg/IJ s <br />Conductivity (umhos/cm) ' <br />NiVate (mg/I) 0.03 <br />Nilrele/Nitrite as N, dis. (mg/I) o.oz <br />Nitrite as N, dissolved (mg/I) °~01 <br />pH (Lab Units) 0.' <br />Hardness (mg/I) ' <br />Phosphate (mg/I) 6°° <br />Phosphorous, odho dis. (mg/I) °~0~ <br />TDS @180 C (mg/I) 10 <br />TSS (mg/I) s <br />SAR ° 6' <br />Sulfate (mg/I) 10 <br />Metals <br />Aluminum, total rec. (mg/I) 0.61 <br />Arsenic, total recoverable (mg/I) 600' <br />Cadmium, total recoverable (mgr() o.m° <br />Calcium, total recoverable (mgll) °~z <br />Copper, total recoverable (mgll) °~z <br />Iron, total recoverable (mgll) a01 <br />Lead, btal recovereble (mg/I) °~ <br />Magnesium, total rec. (mg/I) °' <br />Manganese, total rec. (mgA) °~z <br />Mercury, total rec. (mgll) °0°°z <br />Molybtlenum, total rec. (mg/I) o.ot <br />Selenium, dissolved (mg/I) °001 <br />Sodium, dissolved (mg/p °~~ <br />Zinc, dissolved (mg/I) °.01 <br />Organic Analysis <br />Oil and Grease, total rec. (mgll) z <br />Required by current permit. <br />Operational <br />Baseline Information Collecl~on initiatetl on 7J2811995 and not yet considered complete after monitoring for -58 mond+s. Point A~Gulch-lo has not been influenced by mining <br />The Lower A G°ICh monitoring point ~s locatetl approximately 2,000' southwest of the mine en Vance, On the noM s:[e Ot Old 5[a:e Highway 137. <br />MDL =Method Determination Limit BLANK = Nol Tested <br />Monitoring Point Table 55 <br />