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Bowie Resources Limited <br />Bowie No. 2 Mine <br />1999 Annual Hydrology Report <br /> <br />• <br />$-14 Stevens Draw - Spring 74 <br />Elev. 7100 <br />For the Perlod Beginning 01/0111999 and Ending 12/31/19f <br />Surface Water <br />Field Parameters a~0/1999 06148/1999 09/09/7099 77/7N7999 Base Line Min Max Avg <br />Flow Rate (9pm) I~ o.s o.el~ o.z o.zi o.s o.zi o.el c.sl <br />Water level <br />pH (Standard Units) 0.7 e.z a.z e.o e.a o.~l e.zl e.oi <br />;Good Ivuct ily (umhos/cm) ttao toes toso taco ll6t toao ua° ~ rose <br />Temperature (C) ~.e ta.z tz.s 6.3 tz.s e. tl la .4 to.~ <br /> <br />Lab Parameters <br />(Wet Chemistry <br />Alkalinity CCa as as O m( g/q Q~z - ~ I <br />Bicarbonate as CaCO (mglp ~ a n II i I ~ <br />Carbonate as CaCO (mg/I) <br />Hydroxide as CaCO (mg/I) <br />Chloride (mgll) t6 <br />Conductivity (umhoslcm) tzzo <br />Nitrate (mgll) <br />Nitrale/Nitrite as N, dissolved (mg/I) <br />Nitrite as N, dissolved (mgll) <br />pH (Lab Units) ' ~ z <br />Hardness (mg/I) ala <br />Phosphate (mglp I <br />Phosp ro oh ro oh us, ortho dissolved (mg/I) <br />Residue, Filterable (TDS) @180 C (mg/I <br />Sao <br />Residue, NonFilterable (TSS) (mg/I) ~ ~ ~~ ~ ~ <br />Sodium Absorption Ratio in Water z. ss <br />Sulfate (mg/I) zo9 <br />Metals <br />Aluminum, total recoverable (mg/I) ° ~ z <br />Arsenic, total recoverable (mg/I) o.o°z I <br />Cadmium, total recoverable (mg/I) <br />(Calcium, total recoverable (mg/q 90. i i <br />Copper, total recoverable (mg/I) <br />Iron, total recoverable (mg/I) t.se <br />(Lead, total recoverable (mgll) ~ - I I <br />Magnesium, total recoverable (mg/I) st . s ~ <br />Manganese, total recoverable (mg/q ~ o. tea <br />jMercury, total recoverable (mg/I) ~ , _ <br />'Molybdenum, total recoverable (mg/p I ~ I <br />Selenium, dissolved (mg/I) ~, <br />Sodium, dissolved (mg/I) ~ ~ I ue.o <br />Zinc, dissolved (mgll) ~ ~ I ~ J <br />'Organic Analysis <br />Oil and Grease, total recoverable (mg/q I '. <br />Required by [unenr permd. <br />Baseline Information (or Point 5-14 is derived from events beginning in 09/27/1995 through 05/01/1997, a penod of -19 months <br />• the monitoring point for 5-74 (Spring ta) is located on a fork or the Stevens Draw road lust above Pontl 1 Spring seeps Imm the east bank of drainage along about t00' <br />settion (Hanna, 7995) <br />Monitoring Point Table 6 <br />