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I~ACZ LABORATORIES INC DATA MANAGEMENT SYSTEM I <br />1.12/10/92 Water Analysis Report 13:41 I <br />.°_°__°_'_____°__°_'_'____°__°__°___________°____°' Page 1 °_°°°_~_~ <br />Client Yampa Valley Coal Corp. <br />f~dress 29598 Routt County Road X27 <br />1 Oak Creek, Colorado 80467 <br />~n. Mr. Rick Mills <br />Proiect Twentvmile dk1134 <br />Sample IG: SW-3 Lab No. 92-WI/09329 <br />Sample Date Time: 11/23/92 10:40 Date Received: 11/25/92 <br />Parameters <br />Conducti~'~ty (Field) 590. umhos/cm <br />pH (Field) 8.5 units <br />Temperature (Field) 1. <br />Alkalin~t~~ as CaCO3 196. mg/I <br />Bicarbonate as HCO3 234. mg/1 <br />Carbonate as CO3 2. mg/1 <br />Calcium, dissolved 48. mg/1 <br />Condur_tivity Q 25C 451. umhos/cm <br />Hardness as CaCO3 218. mg/1 <br />Magnesium, dissolved 24. mg/1 <br />Nitrogen, ammonia 0.05 mg/1 <br />Ammonia as N (unionized) -0.05 mg/1 <br />Nitrate as N, dissolved -.02 mg/1 <br />Nitrite as N, dissolved -0.01 mg/1 <br />Nitrate/Nitrite as N -0.02 mq/1 <br />Phosphorus, artho diss 0.017 mg/1 <br />SAR in water .60 <br />Sodium, dissolved 20. mg/1 <br />Sulfate 76. mg/1 <br />Solids, total dissolved '244. mg/1 <br />Solids, total suspended -2. mg/1 <br />Cadmium, total recov. .B ug/1 <br />Iron, total recov. 360. ug/1 <br />Manganese, tot. rec. 20. ug/1 <br />Molybdenum, total recov. -1D0. ug/1 <br />Mercury, total recov. -.1 ug/1 <br />Selenium, total recov. -1. ug/1 <br />Silver, total recov. -.5 ug/1 <br />Zinc, total recov. -20. ug/1 <br />Remarks: Lab Filtration Required On Two Subsamples 4k9329 - 9336. <br />Note: Negative sign "-" denotes that the value is less than "<" <br />Scott Habermehl, Quality Assurance Officer/,5~. <br />Frank E. Polniak, Inorganic Laboratory Super~isorl~ <br />r <br />