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I•ACZ LABORATORIES INC DATA MANAGEMENT SYSTEM I <br />I .12/10/92 Water Analysis Report 11:27 I <br />=me~ae=e==ee~=a~~e~e~.e=~~=ee~~zae~~m=~~~e=~=~ae~~~ Page 1 .=~eea~~= <br />Client Yampa Valley Coal Corp, <br />r'~ress 29588 Routt County Road $27 <br />Oak Creek, Colorado 80467 <br />tn. Mr. Rick Mills <br />Project Twentymile Ik1134 <br />Sample ID: GWA-9 Lab No. 92-WI/09331 <br />Sample Date Time: 11/23/92 14:10 Date Received: 11/25/92 <br /> Parameters <br /> Conductivity (Field) 840, umhos/cm <br /> pH (Field) 7,5 units <br /> Temperature (Field) 3. <br /> Alkalinity as CaCO3 280. mg/1 <br /> Bicarbonate as HCO3 342. mg/1 <br /> Carbonate as CO3 0. mg/1 <br /> Calcium, dissolved 84, mg/1 <br /> Conductivity ~ 25C 672. umhos/cm <br /> Hardness as CaCO3 325. mg/1 <br /> Magnesium, dissolved 28. mg/1 <br /> Nitrogen, ammonia 0.29 mg/1 <br /> Ammonia as N (unionized) -0.05 mg/1 <br /> Nitrate as N, dissolved .06 mg/1 <br /> Nitrite as N, dissolved 0.02 mg/] <br /> Nitrate/Nitrite as N 0.08 mg/1 <br /> Phosphorus, ortho diss 0.010 mg/l <br /> SAR in water .34 <br /> Sodium, dissolved 14, mg/1 <br /> Sulfate 93. mq/1 <br /> Solids, total dissolved 382. mg/] <br /> Cadm;um, dissolved -.1 ug/1 <br /> Iron, dissolved 140. ug/1 <br /> Manganese, dissolved 50, ug/1 <br /> Lead, dissol~e.d -20. ug/I <br /> Molybdenum, dissolved -50, ug/1 <br /> Mercury, dissolved -.i ugil <br /> Selenium, dissolved 1, ug/1 <br />Remarks: <br />Note: Negative sign "-" denotes that the •~alue is less than "<" <br />Scott Habermehl, Wuality Assurance Officer/5.~. / <br />Frank E. Polniak, Inorganic Laboratory Supervisor/:~ <br /> <br />