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Bowie Resources Limited <br />Bowie No. 2 Mine <br />2000 Annual Hydrology Report <br />DH-58a Freeman Gulch -Drill Hole <br />Depth - 1000' Pipe 2.35' Above Gmund Top of Pipe ElevaOon - 7485.31' <br /> ON30/00 0929/00 7010N00 <br />WaterElevation(Feet) laB9 ]ls9 ]1x7 <br />Depth to Water (Feet) 0.0 126. ] 762. ] <br />pH (Standard Units) lo.o 10.3 11.2 <br />Conductivity (umhos/cm) sso +99 ssz <br />Temperature (C) 11.2 1+. 0 11.7 <br /> Wet Chemistry MDL <br /> Alkalinity as CaCO (mgA) 19+ 196 <br /> Bicarbonate as CaCO (mgA) zo 17] ls2 <br /> Carbonate as CaCO (mgA) 20 s] a+ <br /> Hydroxide as CaCO (mgll) 20 <r~vL <nro <br /> Chloride (mgll) 1 9 to <br /> Conductivity (umhoslcm) 1 s]a s]s <br /> NiVate (mg/q o. oz o. 03 0.13 <br /> Nitrate/Nitrite as N. dis. (mgll) o. oz o. 03 0.13 <br /> Nitrite as N, dissolved (mgA) o . o l <6ro <nv <br /> Nitrogen, ammonia (mgA) o.os l.le 1.z6 <br /> pH (Lab Units) 0.01 9.7 9. s <br /> Hardness (mgA) 1 zo <Fff1L <br /> Phosphate (mg/l) 0.03 0.09 0.09 <br /> Phosphorous, orthc dis. (mg/l) o. oos 0.070 0.031 <br /> TDS Q180 C (mg/I) l0 330 360 <br /> SAR 0.03 13. oa 9.]] <br /> Sulfate (mgA) l0 9o so <br /> Metals <br /> Arsenic, dissolved (mg/I) o.ool 0.002 0.001 <br /> Cadmium, dissolved (mgll) o. 003 <ltDL <P9)L <br /> Calcium, dissolved (mg/I) 0.2 6.9 9.9 <br /> Iron, dissolved (mg/I) o.ol o.l] o.l] <br /> Iron, total recoverable (mg/I) 0.07 13.90 1+. so <br /> Magnesium, dissolved (mg/I) 0.2 0.6 1.1 <br /> Manganese, dissolved (mg/I) o. oos <~L o.oz <br /> Manganese, total rec. (mgA) 0.oos 0.06 0.09 <br /> Mercury, dissolved (mgll) o.oaoz 0.0006 <nroL <br /> Selenium, dissolved (mg/q o. aol <t~II)L <t-II)L <br /> Sodium, dissolved (mg,1) 0.6 131.0 lls.o <br />Zinc. dissolved (mgA) 0.01 <t~mL o.oa <br />Required by curtenl pernil. <br />Ground Water <br />7/21/199910 Present <br />Baseline <br />Mln Max Avg <br />]122.6 ]9e9.] ]269.] <br />0.0 162.] 21s.6 <br />9.7 11.2 10.2 <br />+99.0 952.0 s2e.9 <br />11.2 16.0 13.1 <br />let 196 192 <br />13] 156 1q8 <br />ll 6] 9a <br /><I~mL <DIDL <PII1L <br />9 12 30 <br />ss9 975 969 <br />0.03 0.17 0.09 <br />0.07 0.91 0.20 <br /><IKOL c.71 0.10 <br />1.19 2.26 1.9] <br />9.] 9.5 9.2 <br /><tmL 20 ] <br /><t-fOL 0.090 0.060 <br />0.009 O.OIl 0.027 <br />730 360 390 <br />9. ]] 17.+0 12.06 <br />90 100 93 <br />o. ool o.ooz o.pol <br /><!IDL <t-Il)L <PIDL <br />6.1 9.9 ].9 <br />0.1] 0.61 0.72 <br />13.90 11.40 19.97 <br />o.s 1.1 0.] <br /><DIDL 0.016 O.OOs <br />0.064 0.112 0.06] ~, <br /><WmL 0.0006 0.00021 <br /><t~mL <r-II)L <MG1L <br />lle.o 131.0 lzs.3 <br /><!`314 0.09 0.04 <br />OperaBOnal <br />Baseline Information Collection initiated on 7/27/1999 and not yet cons~tlered complete after monitoring br -17 months. Point DH-58a has not been influencetl by mining. <br />DH-58a (Drill Hole 58a) is located along the roatl that runs across the edge Ihat separates Hubbard Creek from Terror Creek near the point of access to the upper reaches <br />o! Freeman Gulch. <br />MDL =Method Deternina0on limit BLANK =Not Tested Monitoring Point Table 99 <br />