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I ACZ LA80RATORIES INC DATA MANAGEMENT SYSTEM I <br />1 ,04/16/93 Water Anelysis Report 13:53 I <br />.................e................................. Page 1 ......... <br />Client Yampa Valley Coal Corp. <br />dress 29588 Routt County Road #27 <br />Oak Creek, Colorado 80467 <br />n. Mr. Rick Mills <br />Project 68400A, TS Agreement #1266 <br />Sample ID: SW4 Lab No. 93-WI/02410 <br />Sample Date Time: 03/26/93 08:45 Date Received: 03/26/93 <br />Parameters <br />• <br />Remarks: <br />Conductivity (Field) 570. umhoa/cm <br />pH (Field) 9.0 units <br />Temperature (Field) 3. <br />Alkalinity as CaC03 190. mg/1 <br />Bicarbonate as HC03 0. mg/1 <br />Carbonate as C03 108. mg/1 <br />Hydroxide as OH 3. mg/1 <br />Calcium, dissolved 50. mg/1 <br />Conductivity ~ 25C 461. umhoa/cm <br />Hardness as CaC03 240. mg/I <br />Magnesium, dissolved 28. mg/1 <br />Nitrogen, ammonia 0.16 mg/1 <br />Ammonia es N (unionized) -0.05 mg/1 <br />Nitrate as N, dissolved .24 mg/1 <br />Nitrite as N, dissolved 0.02 mg/1 <br />Nitrate/Nitrite as N 0.26 mg/1 <br />Phosphorus, artho disc D. 028 mg/1 <br />SAR in water .74 <br />Sodium, dissolved 26. mg/1 <br />Sulfate 91. mg/1 <br />Solids, total dissolved 280. mg/1 <br />Solids, total suspended 98. mg/1 <br />Cadmium, total recov. .1 ug/1 <br />Iron, total recov. 2830. ug/1 <br />Manganese, tot. rec. 120. ug/1 <br />Molybdenum, total recov. -50, ug/1 <br />Mercury, total raco~. -.1 ug/1 <br />Selenium, total recov. 1. ug/1 <br />Silver, total recov. -.5 ug/1 <br />Zinc, total recov. 90. ug/1 <br />Note: Negative sign "-" denotes that the value is lase than "t" <br />Scott Habermehl, Quality Assurance Officer/$~~, <br />Frank E. Polniak, Inorganic Laboratory Supervisor/~ <br />Mr <br />