REP46124 - Laserfiche WebLink

Home Browse Search

I • Bowie Resources Limited Bowie No. 2 Mine 2002 Annual Hydrology Report NFG-low North Fork -Drainage System Elevation - 5680 Initiated 9/30!7996 9/30/1996 9/30/1996 9/30/1996 Activated 3/31/1997 3/37/1997 3/37/1997 3/37/1997 Date 17/22/2002 9/24/2002 6/24/2002 4/30/2002 Summary Information • ~ie' ~..arem5t ' "~ " Baseline Operation UNITS Min Ave Max Min Ave Maz Flow CFS 99 292 810 53 546 2390 57.003 242.076 447.029 FieldCOmment Frozen ph su 6.1 B.4 8.7 7.6 8.3 8.7 7.7 8.1 8.3 7.6 Conductivity umhos/cm 160 180 200 60 179 280 230 270 200 80 Temperature Celsius 4.0 8.5 74.8 0.5 11.7 19.7 4.5 16.7 78.8 8.3 DO mg/L 0.0 fi.t 11.2 10.90 9.70 0.00 10.90 rile `~$i~a„~,. sv ~ , UNITS Bicarbonate m !L 95 100 105 45 93 123 119 98 Chloride mg/L 2 3 3 <MDL 2 5 5 2 Chromium Ill Crlll mg/L <MDL <MDL <MDL Chromium VI CrIV mg/L <MDL <MDL <MDL Cyanide, Total m /L <MDL <MDL <MDL Conductivit umhos/cm 207 222 242 101 201 263 283 243 Hardness m /L 84 85 85 <MDL 76 712 82 107 Ni4ate m /L <MDL 0.08 0.16 <MDL 0.13 0.48 <MDL 0.04 Nitrite mg/L <MDL <MDL <MDL <MDL 0.001 0.070 <MDL <MDL Ammonia m /L <MDL <MDL <MDL <MDL <MDL <MDL Oil B Grease mg/L <MDL <MDL <MDL <MDL 3 3 3 <MDL pH su 8.0 8.0 8.0 7.0 7.7 8.2 8 8.2 Phosphate m9/L <MDL <MDL <MDL <MDL 0.01 0.05 <MDL <MDL ResidueFilterable-TDS mg/L 130 140 750 60 125 170 150 140 ResidueNOnFilterable-TS m /L <MDL 3 6 <MDL it 52 <MDL <MDL SAR 0.55 O.fii 0.fi6 <MDL 0.44 t.17 1.17 0.42 Sulfate mg/L 10 15 20 <MDL 78 30 30 30 Sulfide S mg/L <MDL <MDL <MDL Aluminum m /L 0.10 0.75 0.21 0.05 0.41 1.29 0.1 0.17 Arsenic mg/L <MOL 0.001 0.001 <MDL 0.0002 0.0010 <MDL <MDL Boron m /L <MDL <MDL <MDL Cadmium mg/L <MDL <MDL <MDL <MDL <MDL <MDL <MDL <MDL Calcium m /L 24.6 24.8 25.0 9.7 23.1 34.7 23.4 29.5 Copper /L <MDL <MDL <MDL <MDL <MDL <MDL <MDL <MDL Iron (Dissolved) mg/L <MDL <MDL <MDL <MDL 0.00 0.02 Iron (Total mg/L 0.14 0.27 0.27 0.07 0.37 7.48 0.10 0.18 Lead mg/L <MDL 0.010 0.020 <MDL 0.0047 0.0500 <MDL 0.001 Magnesium mg/L 5 5.5 5.7 2.0 5.2 7.7 5.6 7.2 Manganese (Dissolved) mg/L <MDL <MDL <MDL <MDL 0.324 2.900 Manganese (Total) mg/L 0.021 0.090 0.160 0.007 0.019 0.034 0.007 0.019 Mercury mg/L <MDL <MDL <MDL <MDL <MDL <MDL <MDL <MDL Mol eDdenum m /L <MDL <MDL <MDL <MDL <MDL <MDL <MDL <MDL Nickel m /L <MDL <MDL <MDL Selenium mg/L <MDL <MDL <MDL <MDL <MDL <MDL cMOL <MDL Silver mg/L <MDL <MDL <MDL Sodium mg/L 11.5 12.2 12.8 3.0 13.4 27.1 27.7 11.6 Zinc mg/L 0.02 0.02 0.03 <MDL 0.01 0.02 <MDL <MDL Field paremeters, except now /or the Lower NOnh Fork o/the Gunnison River are taken on the river approximately 7500' below the cronnuence o/ Terror Creek and the Nonh Fork o/ fhe Gunnison. Flow data Ior the North Fork oI the Gunnison river is obtained from USGS station #09132500. Surface Water Baseline Information for Point NFG-low is derived from <vents beginning on 8130/96 through 3/3}/97. Point influenced by m"inmg on 3/31/97. MOnItOflDg POint Table 83 Revised 03/04