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Bowie Resources Limited <br /> <br /> <br />Bowie No. 2 Mine <br />1999 Annual Hydrology Report <br />C-Gulch•lo Drainage System <br />For the Period Beginning 01/01/1999 and Ending 12/31/1999 <br />Surfiace Wafter <br />Elev. 5960 <br />'Field Parameters 05/11/1999 OW23/1999 D9/OfU1899 11/17/1999 Base Line Min Max Avg <br />(Flow Rate (gpm) z.z l.sl 0.61 o.a o.o o.a' z.z 1.z <br />Water level <br />'pH (Standard Units) ~ a.z s.a e.s e.a e.a e.sl s.a. <br />ICOnduclivily (UmhoS/Cm) 1e00 9300 3]00 3100 3100 x300 1600 <br />Temperature (C) 13.2 18.6 6.01 a.9 a.9 19.6 10.9 <br />Lab Parameters <br />Wet Chemistry <br />Alkalinity as CaCO (mgll) szo a33 a33 szo I an <br />Bicarbonate as CaCO (mg/I) szo a33 i a33 szo an <br />'Carbonate as CaCO (mg/I) <br />Hydroxide as CaCO (mg/I) <br />Chloride (mg/I) 76 los 76 I los 91 <br />Conductivity (umhos/cm) a3ao 3090 3090 9340 J715 i <br />Nitrate (mg/I) o.3e 0.10 0.30 o.3e o.za <br />Nitrate/Nitrite as N, dissolved (mg/I) 0.39 0.31 0.31 0.39 o.zs <br />Nitrite as N, dissolved (mg/I) 0.01 0.01 o.o1 o.o1l <br />pH (Lab Units) a.e s.o 7.e s.o %.9~ <br />Hardness (mg/I) 1690 1690 1690 1 1690 <br />Phosphate (mg/I) 0.03 0.031 0.03 o.o3i <br />Phosphorous, ortho dissolved (mg/I) 1 o.olz a.oob 0.0061 a.o1z! o oc9l <br />Residue, Filterable (TDS)~180C(mg/ ao3o zsao zsao ao3o ~ ues <br />Residue, NonFillerable (TSS) (mg/I) s6 196 as 196 141 <br />Sodium Absorption Ratio in Water ~ I <br />Sulfate (mg/I) zzlo 1310 1310 zuo 1 lobo <br />(Metals <br />Aluminum, total recoverable (mg/I) 1.00 3.191 1.oa 3.19. z.1o~ <br />Arsenic, total recoverable (mg/I) o.ool 0.0011 0.001 o.ooli <br />'Cadmium, total recoverable (mg/I) I <br />'Calcium total recoverable (mg/q zzs.o 1zb.o 15s.o1 zzs.o~, 19o.s <br />Copper, total recoverable (mg/I) <br />~ <br />Iron, total recoverable (mg/I) 0.98 3.99, 0.98 3.aB <br />~ 2.23 <br />,Lead, total recoverable (mgll) o.oosl o.oos, o.oos o.oos <br />'Magnesium,tolal recoverable (mg/I) z~s.o i 19z.o1 nz.o' z%s.o~ zz3.s <br />Manganese. total recoverable (mg/q o.oao I o.1so o.oao~ oleo 0.110 <br />Mercury, total recoverable (mglq , ' <br />Molybdenum, total recoverable (mg/I) 1 <br />Selenium, dissolved (mgA) a.oa31 o.aaz c.oaz o.co3 0.003 <br />Sotlium, dissolved (mg/p sa9.ol ~ 3b9.o~ 169.0 6x9.0 x69.0 <br />Zinc, dissolved (mg/q o.os~ o.ab o.ob 0.06 <br />Organic Analysis ' <br />Oil and Grease, total recoverable (mg/I) ~, a a a a <br />Required by current permit. <br />Baseline Inlormation for Point C-Gulch-lo is derived Irom events beginning .n 07/26/1995 tnrough 05/01/1997, a penod of -26 months <br />• foe Lower C Gulch mon~lonng Point is just above Seoiment Pand C. P11 C Gulch flow is contained in Pond C. <br />Monitoring Point Table 58 <br />