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• <br />• <br />Bowie Resources Limited <br />Bowie No. 2 Mine <br />1999 Annual Hydrology Report <br />B-GUICh•10 Drainage System <br />Elev. 5960 <br />For the Period Beginning 01101/1999 and Ending 12/31/1999 <br />Surface Water <br />Field Parameters ~ 05/21/1999 06/23/7999 I 09/09/1999 I 71/77/7999 Base L1ne M!n MaX Avg <br /> <br />Flow Rate (gpm) o.s o.9 o.a o.3 0.0 o.J~ o.9i 0.si <br />W ater level <br />ipH (Standard Units) e.a e.6 a.3 e.s a.3 e.6i e.s! <br />(Conductivity (umhos/cm) 9600 9]oa iooo idzo 7aoo 9]oa ~ s33o <br />Temperature (C) 36.] 3z.a 30.31 B.z a.z is.] u.91 <br />(Lab Parameters I <br />Net Chemistry <br />iAlkalinity as CaCO (mgll) 6io ~i saa i saa 63o s]9 <br />Bicarbonate as CaCO (mg/q ~ s93 I sae ~ sae ~ s93 s]d <br />Carbonate as CaCO (mgll) 19 I 19 to <br />Hydroxide as CaCO (mg/q <br />Chloride (mgll) ]z ]3 ]z ]3 ]3 <br />Conductivity (umhos/cm) 9590 96]0 9690 96]0 9630 <br />Nitrate (mg/I) 20.70 19.30 19.30 10.]0 ZO. oo <br />Nitrale/Nilrite as N, dissolved (mg/I) zo.]o 39.30 39.7o zo.]o zo.oq <br />Nitrite as N, dissolved (mg/l) 0.03 o.oJ o.03 o.oJ <br />pH (Lab UnIS) B.3 B.3 a.J 8.3 B.3 <br />Hardness (mg/I) 3no Jno Jno 3no <br />Phosphate (mg/I) <br />Phosphorous, ortho dissolved (mg/I) I <br />Residue, Filterable (TDS) @180 C (mgt zoaoo 3oaoo I 3gaoo ~ 3oagq ~ 3oa0o i <br />Residue. NonFillerable (TSS) (mg/I) 30 30 7o I 30 ! <br />Sodium Absorption Ratio in Water <br />Sulfate (mg/I) 6620 6J]0 63]0 1 6620 6995 <br />(Aluminum, total recoverable (mg/I) I ~ <br />'Arsenic, fatal recoverable (mg/I) ~ <br />Cadmium, total recoverable (mg/I) I '~ <br />1Calcium,total recoverable (mg/I) zes.o zBJ.o zeJ.o~ zes.oi z9a.o~ <br />Copper, total recoverable (mg/I) I <br />hmn,totalrecove2ble(mg/q o.ao o.zo~ o.zo o.ao; o.Jq <br />!Lead, total recoverable (mg/I) I <br />Magnesiu~lrecoverable (mg/I) ]33.01 ]]3.01 n3.q~ n3.oi ]a3.o <br />Manganese, total recoverable (mgll) ~ <br />Mercury, fatal recoverable (mg/I) <br />Molybdenum, total recoverable (mg/I) I ' <br />Selenium, dissolved (mg/p i o.ua, o.3a0 a.3ra o.3ao o. izs <br />Sodium, dissolved (mg/I) I 3a3o.ol iszo.d' 3a3o.o 35zo.o 3ns.o <br />Zinc, dissolved (mg/I) I <br />'Organic Analysis <br />Oil antl Grease, fatal recoverable (mgll) <br />Required by wnenr permit. <br />• Baseline Information for Point B-GulU~lo is tledved from events beginning in 02126/t 995 through OS/01/t 997. a period of -26 months <br />the Lower B Gulch Monitonn9 point is just above Sediment Pond B. All Aows in this Gulch AOw into this Sediment Pond. <br />Monitoring Point Table 56 <br />