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I AC2 LABORATORIES INC DATA MANAGEMENT SYSTEM I <br />I D2/10/93' Water Analysis Report 11:03 I <br />~~annmemaemamememamsmam~e..smannae~mnn.eaaa.=a~saam Page 1 nmaama.a. <br />Client Yampa Valley Coal Corp. <br />A~dress 29588 Routt County Road #27 <br />~ Oak Croak, Colorado 80467 <br />n. Mr. Rick Mills <br />Project 68400A, TS Agreement #1266 <br />Sample ID: GWB1 Lab No. 93-WI/00652 <br />Sample Data Time: 01/28/93 14:10 Date Received: 01/29/43 <br /> Parameters <br /> pH (Field) 8.5 units <br /> Temperature (Field) 5. <br /> Alkalinity as CaCO3 298. mg/1 <br /> Bicarbonate as HCO3 329. mg/1 <br /> Carbonate as CO3 17. mg/1 <br /> Calcium, dissolved 6. mg/1 <br /> Conductivity ~ 25C 1130. umhos/cm <br /> Hardness as CaCO3 23. mg/1 <br /> Magnesium, dissolved 2. mg/1 <br /> Nitrogen, ammonia 0.63 mg/1 <br /> Ammonia as N (unionized) -0.05 mg/1 <br /> Nitrate as N, dissolved .16 mg/1 <br /> Nitrite as N, dissolved 0.02 mg/1 <br /> Nitrate/Nitrite as N 0.18 mg/1 <br /> Phosphorus, ortho diss 0.041 mg/1 <br /> SAR in water 21.74 <br /> Sodium, dissolved 238. mg/1 <br /> Sulfate 270. mg/1 <br /> Solids, total dissolved 640. mg/1 <br /> Cadmium, dissolved .1 ug/1 <br /> Iron, dissolved 240. ug/I <br /> Manganese, dissolved 50. ug/1 <br /> Lead, dissolved -20. ug/7 <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 Officer/S~• <br />Frank E. Polniak, Inorganic Laboratory Supervisor's <br />~~ <br />