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Bowie Resources, LLC Surtace Water <br />Bowie No. 2 Mine <br />• 2005 Annual Hydrology Report Free-low <br />Freeman Gulch -Drainage System <br />Elevation - 7560 <br />Initiated 6/12/1995 6/12/1995 8/12/1995 6/1211995 <br />Activatetl 6/23/1999 8/23/1998 6/23/1999 6/23/1999 <br />Date 12212005 9!26/2005 6/27/2005 3/19/2005 <br />Summary Information <br /> <br />• <br /> <br />~ <br />- <br />! <br />.e Baseline Operation <br />UNITS Min Ave Max Min Ave Max <br />Flow GPM 0.00 0.24 3.75 0.00 0.15 3.80 0 0 0 3.8 <br />FieldComment No Flow No Flow No Flow <br />h su 8.3 8.5 8.6 8.4 8.5 8.6 8.4 <br />Conductivity umhos/cm 1240 1250 1260 90 410 730 730 <br />Temperature Celsius 18.4 19.8 21.2 14.9 15.3 15.8 15.8 <br />i i t k <br />t F <br />$ ~ .Pe :x }. .:t <br /> <br />UNITS <br />Bicarbonate m /L 594 604 614 <br />Chloride mg/L 16 18 19 <br />Conducfivi umhos/cm 1170 1190 7210 <br />Hardness m /L 404 430 456 <br />Nitrate-Nitrite mg/L <MDL <MDL <MDL <br />Oil and Grease mg/L <MDL <MDL <MDL <br />H su 8.3 8.3 8.4 <br />Phosphate mg/L <MDL <MDL <MDL <br />ResitlueFilterable•TDS mg/L 730 765 800 <br />ResitlueNOnFilterable-TSS mg/L <MDL 3 6 <br />SAR 2.48 2.63 2.78 <br />Sulfate m /L 130 130 130 <br />Aluminum mg/L 0.13 0.21 0.29 <br />Arsenic mg/L <MDL <MDL <MDL <br />Cadmium mg/L <MDL <MDL <MDL <br />Calcium m /L 56.4 61.2 65.9 <br />Co er mg/L <MDL 0.005 0.01 <br />Iron (Total) mg/L 0.11 0.15 0.19 <br />Leatl mg/L <MDL <MDL <MDL <br />Magnesium mg/L 64.1 67.5 70.8 <br />Man anew otal mg/L 0.010 0.013 0.016 <br />Mera m /L <MDL <MDL <MDL <br />Molyebtlenum mg/L <MDL <MDL <MDL <br />Selenium mg/L <MDL <MDL <MDL <br />Sodium mg/L 120 124 127 <br />Zinc mg/L <MDL 0.01 0.03 <br />Baseline Inrormation for Point Free-low is tledvetl from events beginning 6/12/95 through 6/23/99. <br />Point influenced by mining on 623/99. <br />Figure No. 112 <br />