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OCT - 6 - 93 WED 5 2 CDS LABS <br /> CDS Laboratories Phone: (303)-247-4220 <br /> 75 Suttle Street Fax : ( 303)-247-4227 <br /> PO Box 2605 <br /> Durango, Co. 81302 Report Date: 10/06/93 <br /> — ANALYSIS REPORT <br /> Attn: Brenda Steele <br /> Office of Surface Mining Our Lab A93-120260 <br /> Western Support Center Sample ID: MC-1 <br /> 1020 15th St. Date Rec1d: 09/10/93 <br /> Denver CO 80202 <br /> COLLECTION INFORMATION <br /> Date/Time/By: 09/09/93 0835 <br /> Location: Redstone, CO <br /> Labs! Testname Result Units <br /> ---------------------------------------------------------------- --_---__--------- <br /> A93-120260 Total alkalinity as CAC03 68 mg/L <br /> Aluminum dissolved < 0. 5 mg/L <br /> Ammonia as Nitrogen 0. 12 mg/L <br /> Bicarbonate as CAC03 86 mg/L <br /> Carbonate as CAC03 0 mg/L <br /> Calcium dissolved 8.7 mg/L <br /> Cadmium dissolved < 0.005 mg/L <br /> Chloride < 10 mg/L <br /> Copper dissolved < 0. 25 mg/L <br /> Conductivity 185 us/cm <br /> Iron dissolved < 0. 3 mg/L <br /> Iron total < 0. 3 mg/1- <br /> Hardness .as CaCO3 49.6 mg/L <br /> Mercury < 0. 001 mg/L <br /> Potassium dissolved < 0. 5 mg/L <br /> Magnesium dissolved 1 .9 mg/L <br /> Manganese dissolved < 0. 2 mg/L <br /> Manganese total < 0. 2 mg/L <br /> Sodium dissolved 28.9 mg/L <br /> Nickel dissolved < 0.01 mg/L <br /> Lead dissolved < 0.02 mg/L <br /> pH 8 . 25 Units <br /> Phosphate-P < 0.10 mg/L <br /> Cation/anion balance 89. 02 $ <br /> SAR 2 . 3 <br /> Sulfate 15 mg/L <br /> Total dissolved solids 110 mg/L <br /> Total suspended solids 4 . 9 mg/L <br /> Zinc dissolved < 0. 25 mg/L <br /> Approved By: JAW'Oc4l <br /> _ checked Ay: <br /> Dr. Joe Bo , Director <br />