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Bowie Resources Limited <br />Bowie No. 2 Mine <br />1999 Annual Hydrology Report <br /> <br /> <br />$_Z Freeman Gulch -Spring 2 <br />Elev. 7920 <br />For the Period Beginning 01/01/1999 and Ending 12/71/195 <br />Surface Water <br />Fleld Parameters 05/20/1999 08/79/1998 09/10/1899 11/1M1999 Base Llne Min Max AVg <br />IFtow Rale (gPm) o.z o.z o.t °~ -o.z o.t o.zl o.t <br />Water level <br />pH (Standard Units) ~~~ ~.e 7.o ~.~ ~.t ~.o -r.sl ~.3~ <br />Conductivity (umhos/cm) I so so sa Bo tzs eaj sc es' <br />Temperature (C) 11-"I 19.6 16.2 °.s ~-5.t °.s ts.zj u~al <br />Lab Parameters <br />'Wet Chemistry <br />Alkalinity as CaCO (mg/l) ~ s' ~ I _ <br />Bicarbonate as CaCO (mglq - ~ ~ 5' l <br />Carbonate as CaCO (mgll) j <br />Hydroxide as CaCO (mg4) <br />Chloride (mg/p t <br />Conductivity (umhos/cm) tzs <br />Nitrate (mgR) o. st <br />Nilrate/Nitrite as N, dissolved (mg/I) o. st <br />Nitrite as N, dissolved (mg/I) <br />pH (Lab Units) s . o <br />Hardness (mg4) i4 <br />Phosphate (mg4) I, <br />Phosphorous, ortho dissolved (mg/I) <br />Residue, Filterable (TDS) @180 C (mg/I 90 ' <br />Residue, NonFilterable (TSS) (mg/p ~ I <br />Sodium Absorption Ratio in Water ° ~ 47 I <br />Sulfate (mg/I) <br />Metals <br />Aluminum, total recoverable (mg/I) o. t ' <br />Arsenic, total recoverable (mg/I) o. ooz <br />Catlmium, total recoverable (mg/p <br />Calcium, total recoverable (mg/I) 14 ~ z j I <br />Copper, total recoverable (mglq ~ ~ 1 <br />I ~ <br />Iron, total recoverable (mg/I) ~ ° ~'t j <br />Lead, total recoverable (mgll) l I <br />nesium, total recoverable (mg/I) <br />Mag z. t <br />~ <br />Manganese, total recoverable (mg/q j o. oso I <br />Mercury, total recoverable (mg/q ~ i ~ <br />jMolybdenum, total recoverable (mg/I) I ~ <br />Selenium, dissolved (mg/I) ! I ! _ <br />,Sodium, dissolved (mg4) ~ s. s <br />'Zinc, dissolved (mg/1) 1 I i _ _ _ <br />;Organic Analysis <br />Oil and Grease, total recoverable (mg/p j ~ ~ <br />Required by current permit. <br />Baseline lnlorma~on for Point S-2 is derived Irom events beginning in 06/17/1995 through 05/01/1997, a penod cl -22 months <br />. the monilonng paints ror S~2 (Spring 2) and 5~3 (Spring 3) are located along the oltl coal exploration road which leads oovm into Freeman Gulch. to Pond 2. Drill Holes 3°B <br />and 3°D and the monitonng Doinl for the Upper end al Freeman Gulch. <br />Monitoring Point Table 10 <br />