Laserfiche WebLink
Bowie Resources, LLC <br />Bowie No. 1 Mine <br />2009 Annual Hydrology Report <br />P8900 <br />East Roatcap Creek - Pond 89 <br />Depth - 4.5' <br />Elevation -7490 <br />Surface Water <br />Initiated 5/16/1983 5/16/1983 5/16/1983 5/16/1983 <br />Activated <br />Date 11/11/2009 8/19/2009 6/12/2009 5/13/2009 <br />Summary Information <br />Field Baseline Operation <br />Parameters IINITS Min Gvc nnw Min n.,e Kfi- <br />Flow GPM 0.0 4.5 67.5 0 0 0.2 15 <br />Freeboard Feet 0.0 1.4 7.9 7.9 4.78 0 0 <br />Temperature Celsius 0.8 15.1 27.1 20.1 11.8 <br />Conductivity umhos/cm 160 418 1040 440 420 <br />pH su 6.1 8.0 9.9 7.8 7.5 <br />Field Comments No Inflow No Inflow Seep Inflow <br /> Lab <br />Parameters <br />UNITS <br /> Bicarbonate mg/L 40.0 199.4 287.0 202.37 <br /> Carbonate mg/L <MDL 1 24 <MDL <br /> Chloride mg/L 1 8 27 2.43 <br /> Conductivity umhos/cm 100 469 823 531.05 <br /> Hardness m /L 37 216 418 230.04 <br /> pH su 6.7 7.7 9.2 7.59 <br /> Residue Filterable-TDS mg/L 50 301 552 379 <br /> <br />• ResidueNonFilterable-TSS <br />SAR <br />Sulfate mg/L <br /> <br />mg/L 4 <br />0.21 <br />4 46 <br />0.47 <br />61 320 <br />0.9 <br />198 35 <br />0.48 <br />42.81 <br /> Calcium (Dissolved) mg/L 10.0 58.2 113.0 86.4 <br /> Magnesium (Dissolved) mg/L 3.0 17.4 33.0 15.6 <br /> Sodium (Dissolved) mg/L 3.0 15.8 28.41 1 17.2 <br /> TDS Ratio (grav./talc.) 0.92 1.03 1.11 1.09 <br />The area of concern for monitoring point P8900 has not been affected by the mining operation. Therefore, all recorded <br />monitoring events are considered Baseline. <br />This large pond is approximately 100'x 100'. (Hanna, 99) <br />• <br />Baseline Information Collection initiated on 5/16/83 and not yet considered complete. <br />Point P8900 has not been influenced by mining. <br />Figure No. 36