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Bowie Resources Limited Bowie No, 2 Mine I ~ 2001 Annual Hydrology Report AWS Alluvial Well Depth - 100' Pipe 1.14' Above Ground Top of Pipe Elevation - 5982.14' Ground Water 1123/1996 to 3/27/199 327/1997 to Presets Baseline Operational FIA~t) Perartleter5 04(16101 06117101 0621ro1 14/10Po1 Min MaX Avg Min Max Avg Water Elevation (Feet) 5927 5938 5932 5931 59)b.9 59305 59]BJ 592fi.9 59JL9 59E.o Depth to Water (Feet) 54.7 44.2 99. B 51.2 51.] s5.3 535 MI 55.] s3.1 pH (Standard Units) 7.1 7. z 7.0 7.1 u u u s.9 ]s u Conductivity (umhos/cm) 6aoo 3100 4400 4900 azeoo amo szcD.o 3rtaD.o smo.o s933s Temperature (C) la.s 16.1 1s.7 lz.a u.e Iz.e Iza u.9 ws 19b Lab Parameters Wet Chemistry MDL Alkalinity as CaCO (mg4) nz sss sss sss sm m ne Bicarbonate as CaCO (mg4) zo 77z ss5 sca sss s7o m no Carbonate as CaCO (mg/I) zo aroL MoL <MDL <MOL <MDL <MOL <MOL Hydroxide as CaCO (mg/I) ZD Q4DL <MDL <MOL <MDL eMOL <MDL cMOL Chlodde (mg/I) 1 53 49 q3 m z9 s3 qz Conductivity (umhos/cm) 1 4660 sslo sslD sslo sw sss0 se51 Nitrate (mgA) 0.02 86.70 w.oo ism xm zsL 96.70 zs.3e Nitrate/Nitrite as N, dis. (mg4) o. oz 46.70 3s.oo ism w.ao z.sl 4s.7o zs.7s Nitrite as N, dissolved (mg/I) o. of aanL MoL <MOL <MDL <MDL 3.90 0.,3 Nitrogen, ammonia (mgA) o.DS a4nL D.L3 0.13 o.v Mnl 0.50 o.ss pH (Lab Units) 0.01 7,7 ].6 ].6 7.6 ].1 ].9 ).9 • Hardness (mg/I) 1 2460 3+s] 3a3o Sam <MDL Sam 7z3s Phosphate (mgq) 0.03 GMDL <MDl <MDL <MDL <MDl D.090 0.00] Phosphorous, ortho dis. (mgA) o. oos o.aoe <MOL MoL <MOL MoL D.aat c.av TDS X780 C (mgA) 1o alDO s770 s]m s]ro no0 s7so ms3 $AR 0.03 3.76 9.05 4.05 q.05 <MOL 9.93 3.f6 Sulfate (mg/q 10 23D0 3530 %30 3G3(I 1890 9s5o 3618 Metals Arsenic, dissolved (mg4) 0.001 Q4DL <MDL eMDI <MDL <MDL <MDL MDL Cadmium, dissolved (mgA) 0.003 Q1DL <Mpl <MDL <MDL <MDL 0.005 0.000 Calcium, dissolved (mgA) 0' 2 222.0 3]5.0 3050 305.0 III.O 3350 Z8Z Iron, dissolved (mg4) 0.01 Q4DL <MOL cMDI eMOL cMDL 0.05 0.01 Iron, total recoverable (mg/I) o. of 0.65 o.u o.lz o.u D.Iq o.ss D.n Magnesium, dissolvetl (mg4) 0.2 asa.o ssD.o I ssa.o i 6sa.o 4sa.0 No ssz.s Manganese, dissolved (mgA) o. oos QgDL <MDL <MDL <MOL <MOL a.at0 0.001 Manganese, total rec. (mg/I) 0.005 Q+DL 0.0x0 I D.ozO D.ozo <MDL o.olo oml Mercury, dissolved (mg/I) 0.0002 Q4nL <MDL i <MDl <MDl <MDL <MOL <MDL Selenium, dissolved (mg/I) 0.001 0. ole o.ozs ~ o.ms o.ou 0.ale D.oz] 0.aza Sodium, dissolved (mg/I) o.e az4.o s3s.o s39.o s39.0 azaa szo.o s+u Zinc, dissolved (mg/I) 0.01 QaDL <MDL I cMpl <MDL <MDL OL5 0.01 Required by current permit. Baseline Information far Point AW-5 is derived from events beginning on 1123!1996 through 327/1997, a Dedod of-4 months. Point influenced by mining on 327(1997. • Alluvial Wells AW-1 through AW-6 are located along the north side of Old State Highway 133, near the entrance to the mina. MDL=Method Determination Limit BLANK=Not Tested Monitoring Point Table 111