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1 AC2 LABORATORIES INC DATA MANAGEMENT SYSTEM I <br />~1 06%24/93 Water Analysis Report 08:27 I <br />................................................... Page 1 -.--.-.-. <br />Client Yampa Valley Coal Corp. <br />Address 29588 Routt County Road #27 <br />~"'~ Oak Creek, Colorado 80467 <br />tn. Mr. Rick Mills <br />oject 68400A, TS Agreement #1266 <br />Sample ID: C Springs Lab No. 93-WI/05347 <br />Sample Date Time: 05/28/93 07:30 Data Received: 05/28/93 <br />Parameters <br />Conductivity (Field) 3100. umhos/cm <br />pH (Field) 7.2 units <br />Temperature (Field) 10. <br />Alkalinity as CaCO3 642. mg/1 <br />Bicarbonate as HCO3 783. mg/1 <br />Carbonate as CO3 0. mg/1 <br />Calcium, dissolved 537, mg/1 <br />Conductivity ~ 25C 3430. umhos/cm <br />Hardness as CaCO3 2630. mg/1 <br />Magnesium, dissolved 314. mg/1 <br />Nitrogen, ammonia 0.86 mg/1 <br />Ammonia as N (unionized) -0.05 mg/1 <br />Nitrate as N, dissolved 0.07 mg/1 <br />Nitrite as N, dissolved -0.01 mg/1 <br />Nitrate/Nitrite as N 0.07 mg/I <br />Phosphorus, ortho digs -0.005 mg/1 <br />,- SAR in water .40 <br />•. Sodium, dissolved 47. mg/1 <br />Sulfate 2136. mg/1 <br />Solids, total dissolved 3496. mg/1 <br />Solids, total suspended -2. mg/1 <br />Cadmium, total recov. -.1 ug/1 <br />Iron, total recov. 50. ug/1 <br />Manganese, tot. rec. 2190. ug/1 <br />Molybdenum, total recov. -10. ug/1 <br />Mercury, total recov. -.1 ug/1 <br />Selenium, total recov. -1. ug/1 <br />Silver, total recov. .7 ug/1 <br />Zinc, total recov. 30. ug/1 <br />Remarks: <br />Note: Negative sign "-" denotes that the value is less than "<" <br />Scott Ha6ermehl, Quality Assurance Officer/S~{, ~ y/ `~ <br />Frank E. Polniak, Inorganic Laboratory Supervisor/ ~~ //J ~0~ <br />~• <br />