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Bowie Resources Limited <br />Bowie No. 2 Mine <br />•1999 Annual Hydrology Report <br />AW-6 Alluvial Well <br />For the Period Beginning 01/01/1999 and Ending 12/3111999 <br />Ground Water <br />Depth - 112' Pipe 1.36' Above Ground Top or Pipe Elevation - 5981.18' <br />Field Parameters 05/21/1999 06/23/1999 09/09/1999 11/15!7989 Base L'Ine Min Max <br />iWater Elevation (FeeU 6930.0 9981.2 1 5926.5 5924.9 5928.9 5924.91 9991 .2~ <br />Depth to Water (Feel) 51.z o.0 54.] s6 3 sz.3 0.01 s6.3~ 40.61 <br />IpH (Standard Units) ].ol 5z.4 ].s ].z ].a ]. of 52.4', le: sl <br />~GOndUCIIVI[y (UmhOS/Cm) eeuu ] 4!00 4800 3380 ] I 4900 1102 ~ <br />Temperature (C) 14.3 /]00.0 13.9 14.9 14.4 13.9; 3]00.01 935.91 <br />,Lab Parameters <br />Wet Chemistry <br />Alkalinity as CaCO (mg/I) 790 no 334 3]0 790 I 180 I <br />Bicarbonate as CaCO (mg/1) 390 3]0 774 3]o 39o 3so <br />Carbonate as CaCO (mg/I) <br />Hydroxide as CaCO (mg/I) <br />Chloride (mgll) 63 lc] 9s 67 lo] as <br />Conductivity (umhos/Cm) 36]0 4690 3650 36]0 a64o 9159 <br />Nitrate (mg/I) 4.55 ].]o ].ss 4.55 ].]0 6.171 <br />~Nitrale/Nitrite as N, dissolved (mg/I) 4.55 ].]o ].ss 4.55 ]. ]o 6.17 <br />Nitrite as N, dissolved (mgll) o.oa <br />ogen, ammonia <br />(Lab Units) <br />ate (mg/I) <br />Jrous, ortho dissolved (mc <br />~.. Filterable (TDS) @180 C <br />Absorption Ratio in Water <br /> a.12o 0.103 o.lzo a.lzo~ c.lzo~ <br />].4 7.3 7.6 ].l ].4 ].4' <br /> lezs 1 I <br /> <br />o.aos o.oofi a.o1o o.ao6 o.ooel o.oo] <br />3390 4380 7825 3790 4780 7985 <br />~ <br />9. ]BI 4."14 9.9] 4.74 9. ]8 4.]6 <br />18]0 ]450 I 2183 18]0 2450 2160 <br />(Arsenic, dissolved (mgll) I I <br />Cadmium, dissolved (mg/0 I ~ I <br />'Calcium, dissolved (mg/I) zoz.c I 2s3.o z4].s zoz.o zs3.o~ 2n.si <br />,Iron, dissolved (mg/I) o.oz c.zo o.ls o.az a.za o.ll, <br />Iron, total recoverable (mg/I) 0.43 o.n o.s] o.aJ o.s]i o.sc <br />;Magnesium, dissolved (mg/I) z9e.o ~ 3n.o~ z94.p 24B.m 3n.o~ ze].s <br />.Manganese, dissolved (mg/I) ~ i o. os0l o.1n o.osol c.oso~ 0.os0 <br />Manganese, total recoverable (mg/I) ~ o.ozo~, ~ o.oeo~ 0.131 o.ozo o.oeo o.oso <br />Mercury, dissolved (mg/q I I <br />Selenium, dissolved (mg/I) 0.039 o.os1 0.cae o.a3e o.asl a.o44 <br />Sodium, dissolved (mg/I) az4.o• 4]9.0 4az.3 sz4.o a]9.01 4sl.s <br />Zinc, dissolved (mgll) ~ I o. os <br />Requiretl by curtenl permit <br />Baseline Information for Point AW~6 is Oenved from events beginning in 1 v23n 996 Through 17!01/1997. a penod of -12 months <br />.Alluvial Wells AW ~1 through AW£ are totaled along the nanh Side 01 Old Stale Highway 133, near the entrance to the mine. <br />Monitoring Point Table 105 <br />