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• <br />• <br />Bowie Resources Limited <br />Bowie No. 2 Mine <br />2000 Annual Hydrology Report <br />DH-15 Stevens Draw -Drill Hole <br />Depth - 218' Pipe 1.8' Above Ground Top of Pipe Elevation • 7143.3' <br />Ground Water <br />6/17/1995 to Present <br />Baseline Operational <br /> 06101100 06R1I00 09128100 171ofiN)0 Min Max Avg <br />Water Elevation (Feet) 6951 6991 6991 6951 6950.6 6997.2 6951.0 <br />Depth to Water (Feet) 192.1 192.2 197.a 192.6 191.1 192.9 192.3 <br />pH (Standard Units) e.o e.l e.o 7.9 7.6 e.3 e.o <br />Conductivity (umhoslun) leao lelo leeo zoao lezo.o zzoo.o 1969.0 <br />Temperature (C) 19.e 1s.9 ls.s la.l ll.a 19.a 1a,a <br />Wet Chemistry MDL <br />Alkalinity as CaCO (mg/I) lolo luo aal lzoo loll <br />Binrbonate as CaCO (mgA) zo lolo ulo a+1 lzoo 1031 <br />Carbonate as CaCO (mgll) 20 <NmL <t~L <PIDL <NmL <tff1L <br />Hydroxide as CaCO (mgA) ]0 <teJL <hmL <IADL <PIDL <DIDL <br />Chloride (mgA) 1 zz zz 2z ze za <br />Conductivity (umhos/cm) 1 leao 1900 1690 1990 le6z <br />Nitrate (mgll) o.oz o.03 <nroL <rmL o.oe o.03 <br />NiUa[e/NiUi[e as N, dis. (mg/I) o.oz o.03 <PIDL <nroL o.09 0.03 <br />NiMte as N, dissolved (mgA) o. of <P9)L <P9)L <rmL <r,mL <taoL <br />Nitrogen, ammonia (mgll) o.os o.ao <nvL <rroL o.s3 o.3e <br />pH (Lab Units) o.ol e.o e.o 9.7 e.z e.o <br />Hardness (mgA) 1 <!~L <rmL 19 6 <br />Phosphate (mgll) 0.03 o.3s o.a9 <rvL o.a7o 0.767 <br />Phosphorous, ortho dis. (mgA) o.oos o.lls o.lsa o. oas o.zls 0.139 <br />TDS @180 C (mg/I) 10 lleo llao llao 1z70 Ilea <br />SAR o.03 9e.6o ea.oo s1.3o los.oa s3.o3 <br />Sulfate (mgll) to <DIDL <n1oL <rtoL 3c s <br />Metals <br />Arsenic, dissolved (mgA) o.ool <troL <noL <rroL o.ool o. ooo <br />Cadmium, dissolved (mg/I) 0.003 <PII1L <11DL <troL <I~vL <rmL <br />Calcium, dissolved (mgll) o. z 1. s 1. s 1.3 3.6 1. e <br />Iron, dissolved (mg/I) o.ol o.ss o.oa o.ol o. s9 0.10 <br />Iron. total recoverable (mg/I) o.ol 1.6z o.31 0.17 1.6z o.s3 <br />Magnesium, dissolved (mgA) o.z o.9 o.s o.a z.3 o.e <br />Manganese, dissolved (mgA) o.oos o.ol o.ol <I'mL o.ozp 0.007 <br />Manganese, total rec. (mg/I) o.oos o.os o.07 <I~L o.099 o. oz9 <br />Mercury, dissolved (mg/I) 0. oooz <t~roL <woL <~L <rroL <I~toc <br />Selenium, dissolved (mgA) o.ool <t~ <w <!mL <~L <>mL <br />Sodium, dissolved (mg/I) o.s sll.0 aso.c a6o.o s3s.o so3.a <br />Zinc, dissolved (mgll) o.ol a.ol <omL <MDL o.oa c.ol <br />Required by curent permit. <br />Baseline Intannation Collection ininatetl on 6/17/1995 and not yet wnsitlered complete aRer monitoring for -67 months. Paint DH-16 has not been influenced by mining. <br />• DH-15 (Doll Hola 15) is located on the western edge of tme Slovens Draw road. <br />MDL =Method Delennination Limit BLANK =Not Tested Monitoring Point Table 89 <br />