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Bowie Resources Limited <br />• <br />• <br />Bowie No. 2 Mine <br />1999 Annual Hydrology Report <br />A-GDlch-lo Drainage System <br />Elev. 5960 <br />For the Period Beginning 0110 111 9 9 9 and Ending 14/31I19S <br />Surface Water <br />Field Parameters 05140/1899 06/23/1999 09/0911999 17/1Gt999 BasO Llne Min Max Avg <br /> <br />'iFlow Rate (gpm) o.o o.o o.o o.o o.o o.o o.o o.o <br />Water level ~nry my ory my <br />pH (Standard Umis) ~ j <br />Conductivity (umhos/cm) <br />Temperature (C) _ j , <br />Lab Parameters <br />Wet Chemistry <br />Alkalinity as CaCO (mg/I) ; <br />Bicarbonate as CaCO (mg/I) ~ I <br />Carbonate as CaCO (mgll) <br />Hydroxide as CaCO (mg/I) j <br />Chloride (mg/I) <br />Conductivity (umhos/cm) <br />Nitrate (mg/I) <br />Nitrale/Nitrite as N, dissolved (mg/I) <br />Nitrite as N, dissolved (mg/I) <br />pH (Lab Units) <br />Hardness (mg/I) <br />Phosphate (mgll) <br />Phosphorous, ortho dissolved (mg/I) <br />Residue, Filterable (TDS) Q780 C (mg/I~ <br />Residue, NonFillerable (TSS) (mg/I) j <br />Sodium Absorption Ratio in Water <br />Sulfate (mg/I) <br />Metals <br />(Aluminum, total recoverable (mg/q j j <br />Arsenic, total recoverable (mgA) ~ j <br />Cadmium, total recoverable (mg/I) <br />(Calcium, total recoverable (mg/I) ~ j <br />'Copper, total recoverable (mg/I) ~ j <br />Iron, total recoverable (mg/I) ~ ~ <br />(Lead, total recoverable (mg/I) ~~ <br />Magnesium, total recoverable (mg/I) ~ j <br />jManganese, total recoverable (mg/I) I ~ ~ <br />Mercury, total recoverable (mg/q I I i <br />Molybdenum, total recoverable (mg/I) I i <br />Selenium, dissolved (mg/I) <br />.Sodium, dissolved (mg/I) j <br />Zinc. dissolved (mg/1) j <br />Organic Analysis <br />'Oil and Grease total recoverable (mg/I) I ~ ' <br />Required by current permit. <br />• Baseline Information for Point A-Gulch-lo is derived Imm events beginning in 02/28/1995 Nrough 12/01/1997, a period of -33 months <br />the Lower A Gulch monitoring point is located approximately 2.000' southwest or the mine entrance, on the nosh side of Old State Highway 133. <br />Monitoring Point Table 55 <br />