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Wetl RAV-4b <br />Water Quality and Field Parameters <br /> <br />i <br /> <br />Mnuntatn Cnal West Elk Mine <br />Monitorin Location <br />Descri tlon Well RAV-4b <br />Units Baseline <br />Minimum Maximum Mean 2001 Water Year <br />4!29/2001 6/23F2001 9/28PZ001 <br />Field Parameters <br />Water Level De th <br />Electrical Conductivi <br />F{ feet <br />umhoslcm <br />SU <br />1480 <br />8.4 <br />3000 <br />9.1 <br />2362 <br />8.8 581.38 <br />2600 <br />7.9 582.43 <br />2600 <br />7.9 583.81 <br />2500 <br />7.9 <br />Tem eraWfe oC 9.9 21.3 19.2 24.1 23.9 23.4 <br />Comment <br />Laborato Parameters <br />Name of Certified Lab - ACZ <br />Lab Reference # L34147.OB <br />Sam le Date 9/282001 <br />Lab Test Date ~ 10/1-1022 <br />Sam led B <br />Alkalini otal CaCO3 <br />Aluminum, dissolved <br />- m <br />m <br />684 <br />1510 <br />1115 R.H,. <br />1420 <br />Ammonia m 0.21 1.63 1.02 0.03 <br />Anions me 29.6 <br />Arsenic, dissolved m 0 0.37 0.03 -0.003 <br />Arsenic, total <br />Bicarbonate <br />Boron, dissolved m <br />m <br />m 0.002 <br />649 '0.002 <br />1510 0.002 <br />- ~ 7076 <br />1420 <br />1.8 <br />Cadmium, dissolved m 0 0 0 -0.0005 <br />Calcium, dissolvetl <br />Carbonate <br />Cation -Anion Balance m <br />m <br />% 0.9 <br />0 <br />-3.2 8.5 <br />80 <br />4 2.3 <br />~ 38.8 <br />1.5 3.9 <br />-2 <br />-4.6 <br />Cations ~ m 28.3 32.3 30.8 27 <br />Chloride <br />Conductiv' <br />Co er, dissolved m <br />umhos/cm <br />m I 21 <br />2500 59 <br />2700 41.2 <br />2582.5 21 <br />2380 <br />Hardness m 5 32 13.7 13 <br />H roxide m 0 0 0 -2 <br />Iron dissolved m 0 2.64 0.305 0.1 <br />Iron, total - m 6.34 22.5 13.21 2.42 <br />Lead, dissolved rri o 0 0 0.0017 <br />Ma nesium, dissolvetl m 0.7 2.7 1.68 0.8 <br />Men anese, dissolved <br />Man anese, total <br />Mercu ,dissolved m <br />- m <br />m 0 <br />0.094 <br />0 0.435 <br />0.384 <br />0 0.05 <br />0.21 <br />0 0.021 <br />0.062 <br />-0.0002 <br />Mol denum, dissolved m <br />NitrsteMitrite es N m -0•~ <br />Nitro en, ammonia m 0.67 1.89 1.14 0.78 <br />H SU 7.3 8.9 8.28 8.2 <br />Phos hate ~ m 0 0 0 0.07 <br />Phos horns Ortho ,dissolved in 0 0.051 0.008 0.025 <br />POtaaslum, diSSOlved m 3.1 3.8 3.4 2.7 <br />Selenium, dissolved m 0 0 0 -0.001 <br />Selenium total rti <br />Sodium Abso tion Ratio SAR talc. 29.9 128 79.6 - 73.7 <br />Sodium, dissolved m 339 727 573.5 605 <br />Sulfate - ~ m 0 20 2.5 30 <br />TDS Ratio talc. ~ 0.97 <br />TDS Calc. m 1520 <br />TDS m 770 1710 1193 1480 <br />TSS m 38 792 72.7 <br />Zinc, dissolvetl m 0 0.08 0.007 ~ -0.Ot <br /> <br />AAL. Inc -American Assa Laboratories, I nc., S arks Nevada <br />Standard is for reference u ses onl <br />NA - ndt a licable NM -not measured NR -not re rtetl <br /> <br />West Eik Mlne <br />G-16 2001 Annual Hydrology Report HydroGeo, Inc. <br />