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I ACZ LABORATORIES INC DATA MANAGEMENT SYSTEM I <br />102/10/93• Water Anelysia Report 11:04 I <br />....................................~.............. Page 1 ......... <br />Client Yampa Valley Coal Corp. <br />~ress 29588 Routt County Road #27 <br />Oak Creek, Colorado 80467 <br />n. Mr. Rick Mills <br />Proiect 68400A, TS Agreement #1266 <br />Sample 1D: GWA1 Lab No. 93-WI/00653 <br />Sample Date Time: 01/28/93 13:30 Date Received: 01/29/93 <br />Parameters <br /> <br />Remarks: <br />pH (Field) 7.4 units <br />Temperature (Field) 5. <br />Alkalinity as CaCO3 422. mg/1 <br />Bicarbonate as HCO3 500. mg/1 <br />Carbonate as CO3 7. mg/1 <br />Calcium, dissolved 119. mg/I <br />Conductivity ~ 25C 1010. umhos/cm <br />Hardness as CaCO3 519. mg/l <br />Magnesium, dissolved 54. mg/1 <br />Nitrogen, ammonia 0.21 mg/l <br />Ammonia as N (unionized) -0.05 mg/1 <br />Nitrate as N, dissolved .03 mg/1 <br />Nitrite as N, dissolved -0.01 mg/1 <br />Nitrate/Nitrite as N 0.03 mg/1 <br />Phosphorus, ortho doss 0.010 mg/l <br />SAR in water .50 <br />Sodium, dissolved 26. mg/1 <br />SulFate 101. mg/1 <br />Solids, total dissolved 610. mg/1 <br />Cadmium, dissolved -.1 ug/1 <br />Iran, dissolved 360. ug/1 <br />Manganese, dissolved 2170. ug/l <br />Lead, dissolved -20. ug/1 <br />Molybdenum, dissolved -50. ug/i <br />Mercury, dissolved -.1 ug/1 <br />Selenium, dissolved -1. ug/1 <br />Note: Negative sign "-" denotes that the value is less then "<" <br />Scott Habermehl, quality Assurance Officer~~. <br />Frank E. Polniak, Inorganic Laboratory Suparvisor~ <br />L_J <br />