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Analyte <br />MCL <br />Secondary <br />Drinking <br />Acute <br />Chronic <br />DG -2 <br />5/2010 <br />DG -2 <br />8/2010 <br />DG -2 <br />11/2010 <br />DG -2 <br />2/2011 <br />DG -2 <br />5/17/2011 <br />Aluminum <br />NA <br />NA <br />NA <br />NA <br />0.118 <br />Antimony <br />0.006 <br />-- <br />- <br /><0.0005 <br />NW <br /><.0005 <br /><.0005 <br />ND <br />Arsenic <br />0.01 <br />0.34 <br />0.15 <br /><0.0005 <br />NW <br /><.0005 <br /><.0005 <br />ND <br />Barium <br />2 <br />- <br />- <br />0.0725 <br />NW <br />0.0542 <br />0.0546 <br />NA <br />Beryllium <br />0.004 <br />- <br />- <br /><0.0005 <br />NW <br /><.0005 <br /><.0005 <br />NA <br />Boron <br />0.75 <br />- <br />-- <br /><.000100 <br />NW <br />0.2 <br />0.5 <br />ND <br />Cadmium <br />0.005 <br />0.0015 <br />0.25 <br /><0.00005 <br />NW <br /><0.00005 <br /><0.00005 <br />ND <br />Calcium <br />NA <br />NA <br />26.8 <br />NW <br />25.3 <br />30.3 <br />14.6 <br />Chromium <br />0.1 <br />0.016 <br />0.011 <br />0.004 <br />NW <br />0.003 <br /><0.001 <br />ND <br />Copper <br />1.3 <br />7.0 <br />5.0 <br />0.0005 <br />NW <br />0.0015 <br />0.0006 <br />0.0066 <br />Iron <br />NA <br />NA <br />NA <br />NA <br />0.059 <br />Lead <br />0.015 <br />0.00003 <br />0.0012 <br />0.0002 <br />NW <br /><0.0001 <br /><0.0001 <br />ND <br />Magnesium <br />6.6 <br />NW <br />3.2 <br />3.8 <br />1.94 <br />Manganese <br />0.05 <br />0 <br />0 <br />0.0012 <br />NW <br />0.0018 <br />0.0034 <br />0.0025 <br />Mercury <br />0.002 <br />1.4 <br />0.01 (total) <br /><0 ;0002 <br />NW <br /><.0002 <br /><.0002 <br />ND <br />Nickel <br />0.26 <br />0.029 <br />0.0007 <br />NW <br />0.0010 <br />0.0018 <br />ND <br />Potassium <br />1.2 <br />NW <br />0.5 <br /><0.5 <br />ND <br />Selenium <br />0.05 <br />0.0184 <br />0.0046 <br /><.001 <br />NW <br /><.001 <br /><0.001 <br />ND <br />Silver <br />0.1 <br />0.00062 <br />0.0001 <br /><0.00005 <br />NW <br /><.00005 <br /><0.00005 <br />ND <br />Sodium s <br />1.1 <br />NW <br />1.2 <br />1.4 <br />ND <br />Thallium <br />0.002 <br />-- <br />0.015 <br /><0.00005 <br />NW <br /><0.00005 <br /><0.00005 <br />ND <br />Uranium <br />0.3 <br />1 <br />1 <br />0.00022 <br />NW <br />0.00017 <br />0.00018 <br />0.0001 <br />Zinc <br />5 <br />5 <br />0.079 <br />0.069 <br />0.004 <br />NW <br />0.005 <br />0.001 <br />0.0031 <br />Hardness <br />NA <br />NA <br />-- <br />-- <br />94 <br />NW <br />76 <br />91 <br />45 <br />DG -2 -Table 2 <br />Dissolved Metals <br />Little Deadwood Gulch <br />Wildcat Mining Corporation <br />May Day Idaho Mine Complex <br />Notes <br />1. All results mg/L <br />2. The Basic Standards and Methodologies for Surface Water, 5 CCR 1002 -31 (Regulation No. 31), <br />Table III Metal Paramaters for Aquatic Life <br />3. Regulation No. 31 Table VI: Table Value Standards for Selected Hardness, Hardness <br />Value of 50 mg/L <br />4. Assumes Total Chromium as Chromium (VI) <br />5. - = No Standard NW -No Water NA =Not Analyzed ND =Non Detectable <br />5/20/10 <br />