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-ACZ <br />^ <br />ACZ laborvtorier, lne. <br />30400 DownhBl Drive <br />i ~teamboat Springs, CO 80487 <br />(800) 334-5493 <br />Cyprus Yampa Valley Coal Corp <br />29588 Routt Counry Road 27 <br />Oak Creek, CO 80467 <br />Karl Koehler <br />Field Data <br />Conductivity (Field) <br />pH (Field) <br />Tempemturc (Field) <br />Calcium, dissolved <br />Iron, total recovemble <br />Magnesium. dissolved <br />Manganese, total ecovcmble <br />Mercury, total rccovemble <br />Molybdenum.[otal recoverable <br />~elcnium, total recovemble <br />Silver, tom/ recovemble <br />Sodium, dissolvcd <br />Zinc, total recovemble <br />Field Meazurcment <br />Ficld Meazurcment <br />Field Meazurement <br />M213.2 GFAA <br />M200.7 ICP <br />M200.7 ICP <br />M200.7 ICP <br />M200.7 ICP <br />M245.1 CVAA <br />M200.7 ICP <br />SM 3500-Se C. AA-Hydride <br />M272.2 GFAA <br />M200.7 ICP <br />M200.7 ICP <br />Date Sampled: 6/14/97 /0:47 <br />Date Received: 6/24/97 <br />Date Reporced: 7/24/97 <br />Sample Matrix: Surface Water <br />380 umhos/cm 624/97 <br />7.4 units 624/97 <br />14.0 C 624/97 <br />39.4 mg/L 0.2 1 7/19/97 <br />1.60 mg/L 0.01 0.05 7/11/97 <br />13.8 mg/L 0.2 1 7/19/97 <br />0.161 mg/L 0.005 0.03 7/11/97 <br /> U mg/L 0.0002 0.001 72/97 <br /> U mg/L 0.01 0.05 7/11/97 <br /> U mg/L 0.001 0.005 7!3/97 <br /> U mg/L 0.0005 0.003 7/11/97 <br />7.8 mg/L 0.3 I 7/19/97 <br />0.02 B mg/L 0.01 0.05 722/97 <br />tr <br />tr <br />tr <br />Metals <br />Total Recovemble Digestion <br />Total Recovemble Di¢estion <br />M3005 ICP <br />M3005 GFAA <br />7/15/97 <br />7/l 1/97 <br />jaw <br />jaw <br />jaw <br />jaw <br />ch <br />jaw <br />ch <br />sh <br />jaw <br />jaw <br />lea <br />[w <br />Wet Chemist <br /> t r <br />Alkalinity as CaC03 M310.1 <br />Bicarbonate az Bicarbonate 89 mg/L 2 10 7/8/97 gm <br />Carbonate as Carbonate U mg/L 2 10 7/8/97 gm <br />Hydroxide az Hydroxide U mg/L 2 10 7/8/97 gm <br />Total Alkalinity 73 mg/L 2 10 7/8/97 gm <br />Ammonia u N, un-ionized M350.1 -Calculation U mglL 0.01 0.05 724/97 talc <br />Conductivity (~25C M120.1-Meter 299 umhos/cm I 10 724/97 gm <br />Hardness az CaC03 Calculation based on dissolved Ca 8: Mg 155 mg/L I 7 724/97 talc <br />Lab Filtration ••• (r25/97 rd <br />Lab Filtration & Acidification •'• 625/97 rd <br />Nitmte az N. dissolved M353.2 -Automated Cadmium Reduction 0.02 B mg/L 0.02 0.1 685/97 jb <br />NivateMitrite az N. dissolved M353.2 -Automated Cadmium Reduction 0.02 B mg/L 0.02 0.1 625/97 jb <br />Nitrite az N. dissolved M353.2 - Automated Cadmium Reduction U mg/L 0.01 0.05 G25/97 jb <br />• Nivogen, ammonia M350.1 -Automated Phonate 0.05 B mg/L 0.05 0.3 7/12/97 jb <br />1 , I <br />U =Analyte waz analyzed for but not detected az the indicated MDL n <br />'B =Analyte concentration detected at a value betwttn MDL and PQL I ~. / //~~~ <br />PQL = Practical Quantimtion Limit Vice President ofOpermions: Ralph Poulson <br />REPIN701 03 95 01 Pine 1 of 2 <br />Client Project ID: <br />ACZ Report ID: RG47868 <br />