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I ACZ LABORATORIES INC DATA MANAGEMENT SYSTEM I <br />102/10/93' Water Analysis Report 11:03 I <br />°°..-°°-..°.°.°°....°°°°.°-..°...e.°..°°°...°.°°.°. 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 />Project 68400A, TS Agreement #1266 <br />Sample iD: GWB2 Lab No. 93-WI/00649 <br />Sample Date Time: 01/28/93 13:15 Date Received: 01/29/93 <br /> Parameters <br /> pH (Field) 8.6 units <br /> Temperature (Field) 5 <br /> Alkalinity as CaCO3 274. mg/1 <br /> Bicarbonate as HCO3 295. mg/1 <br /> Carbonate es CO3 19. mg/l <br /> Calcium, dissolved 6. mg/1 <br /> Conductivity e 25C 1030. umhas/cm <br /> Hardness as CaCO3 23. mg/1 <br /> Magnesium, dissolved 2. mg/l <br /> Nitrogen, ammonia 0.67 mg/1 <br /> Ammonia as N (unionized) -0.05 mg/l <br /> Nitrate as N, dissolved .34 mg/1 <br /> Nitrite as N, dissolved -0.01 mg/1 <br /> Nitrate/Nitrite as N 0.34 mg/1 <br /> Phosphorus, ortho diss 0.009 mg/1 <br /> SAR in water 20.46 <br />~ Sodium, dissolved 224. mg/1 <br />• Sulfate 241. mg/I <br /> Solids, total dissolved 598, mg/I <br /> Cadmium, dissolved .1 ug/1 <br /> Iron, dissolved 120. ug/1 <br /> Manganese, dissolved 40. ug/1 <br /> Lead, dissolved -20. ug/1 <br /> Molybdenum, dissolved -50. ug/1 <br /> Mercury, dissolved -.1 ug/1 <br /> Selenium, dissolved 1. ug/1 <br />Remarks: <br />Note: Negative sign "-" denotes that the value is less than "<" <br />Scott Habermehl, Quality Assurance Officer7~,s~. <br />Frank E. Polniak, Inorganic Laboratory Supervisor~~ <br />~~ <br />