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Bowie Resources Limited <br />Bowie No. 2 Mine <br />2000 Annual Hydrology Report <br />Deer-low Canal-Deer Trail Ditch <br />Rate ( <br />rlevel <br />Elev. 5920 <br />o. a( o.o( a <br />or or. <br />Surface Water <br />8/74/7995 to 3/30/7997 3/30/7997 to Present <br />Baseline Operational <br />Min Max Avg Mln Max Avc <br />0.0 11.9 8.2 O.o ]J.1 B.3 <br />pH (Standard Un"ds} 6.B 9.0 B.4 B.1 9.2 9.5 <br />Conductivity (umhos/cm) 90 638 304 a0 240 158 <br />Temperature (C) 4.9 21.2 1<.] 7.1 18.q 10.8 <br />'Dissolved Oxygen (mgll) 0.00 ] .60 1.90 0.00 9.10 6.99 <br /> There Is no lab analysts for this point tlue to low flows or <br />Wet Chemistry MDL low water level dudng this pedod or as noted above <br />Alkalinity as CaCO (mg/I) ql 118 ]0 62 127 106 <br />Bicarbonate as CaCO (mg/I) 41 118 70 62 12] 106 <br />Carbonate as CaCO (mgA) 1 <MDL <MD'u <MDL <NmL <I~L <NmL <br />Hydroxide as CaCO (mg/I) 2 <MDL <MDL <MDL <MDL <MDL <MDL <br />Chloride (mg/I) 1 <t-roL z 1 <PIDL z z <br />Conductivity (umhoslrm) 1 9] 23a 1+a llz 2sb 211 <br />Nitrate (mgA) o. oz <nmL o.l] o.o] <rroL o.03 0.01 <br />Nitrate/Nitrite as N, dis. (mgA) o.oz <troL o.l] c.oe <MDL o. of o.ol <br />Nitrite as N, dissolved (mgA) 0.01 <141L o. 02 0. of <vmL <MOJL <7>CL <br />pH (Lab Units) o.l 7.5 B.o ].e ].] s.z 7.9 <br />Hardness (mgA) 1 ae 96 6] a6 loo ea <br />Phosphate (mgA) 0.03 <MDL o.oe o.03 <MDL o.oe 0.oz <br />Phosphorous, onho dis. (mg/I) o. aos o. op] a.oze o.olb <r~vL ooze 0.009 <br />TDS @180 C (mg/I) l0 30 lso v Bo no lJs <br />TSS (mg/1) 5 6 286 lot <MDL lB a <br />SAR 0.03 0.21 0.68 0.38 <I.0)L 0.69 0.21 <br />1 <br /> metals <br /> Aluminum total rec. (mgll) 0.03 o.zs ].6a 3.01 o.le l.lz o.s6 <br /> Arsenic, total recoverable (mg/I) 0.001 <F1DL 0.002 0.001 <MO3L cool o.ooo <br /> Cadmium, total recoverable (mg/I) o.ool <tgDL a.oo3 0.001 <t-roL <r~L <FIDL <br /> CaIClllm, total reCOVerable (mgA) 0 . 2 ll .4 26 , 9 1 B . 9 13 .0 2] . B 2] .1 <br /> Copper, total recoverable (mg/I) 0.2 <MDL <MDL <lff1L <MDL <NtDL <MDL <br /> Iron, total recoverable (mgll) 0.01 0.45 9. ]9 3.83 0.26 0.79 0. s2 <br /> Lead, total recoverable (rttgll) 0.04 <MDL <PfOL <t~L <MDL CNO3L <MDL <br /> Magnesium, total rec. (mgA) 0.2 l.9 6.9 4,9 J.2 ].0 5.9 <br /> Manganese, total tea (mgA) o.z o.012 0.193 o.c7s o.olo o.on 0.oJ4 <br /> Mercury total rec.(mcyl) o.oooz <MOL o. oocz o.oool <MQ7L <rrox. <NmL <br /> Molybdenum, total rec. (mg/I) o.ol <MDL <!IDL <t-1DL <MDL <MO3L <nroL <br /> Selenium, dissolved (mg/I) o.ool <imL <MnL <rvL <MDL o. ooz o. oat <br /> Sodium, dissolved (mgll) 0.3 3 . ] 15 . l ] . 6 9 .5 14 . B 11. J <br /> Zinc, dissolved (mg/I) 0.01 O.OI 0.04 O.OI <MDL 0.02 0.01 <br /> Organic Analysts <br /> Oil and Grease, total rec. (mgA) 2 <troL <rmL <rvL <MOL <t~Il)L <MOL <br />'Dissolved Oxygen is reported nor the Deer Trail Odch only. <br />Repuired by cunent permit. <br />Baseline Infortnali0n for Point Deer-low is derived hom events beginning on 6174/1995 Nrough Y3011997, a period of -27 monde. Point Influenced by mining on 3/30/1997 <br />The lower end of Deer Trail Ditch is monitored at a point where the Oitrh empties into Na Fira Mountain Canal. <br />MDL =Method Determination Limit BLANK =Not Tested Monitoring Point Table 73 <br />