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ACZ <br />' ACZ laboroluries, lne. <br />30400 Downhill Drivc <br />Sreamboar Springs, CO 80487 <br />(800) 334-5493 <br />Lab Sample ID: L/4412-03 <br />Client Sample ID: 58628-3 <br />Client Project ID: <br />ACZ Report ID: RG47869 <br />Cyprus Yampa Valley Coal Corp <br />29588 Routt County Road 27 <br />Oak Creek, CO 80467 <br />Karl Koehler Date Sampled: <br />Date Received: <br />Date Reported: <br /> <br />Sample Matrix: 6/24/97 11:17 <br />6/14/97 <br />7/14/97 <br /> <br />Svrjace Warer <br />Field Data <br /> t <br />Conductivity (Field) Ficld Meazurcment 90 umhos/cm 624/97 tr <br />pH (Field) Ficld Mcazurement 7.7 units 624/97 tr <br />Tcmpemturc (Field) Field Meazurcment 10.0 C 6/24/97 tr <br />Metals Analysis <br /> ~~ t <br />Cadmium, total recoverable M213.2 GFAA U mg/L 0.0005 0.003 7/15/97 sh <br />Calcium, dissolved M200.7 ICP 20.5 mg/L 02 f 7/19/97 jaw <br />Iron, total rcwvemble M200.71CP 0.43 mg/L 0.01 0.05 7/11/97 jaw <br />Magnesium, dissolved M200.71CP 7.4 mg/L 0.2 1 7/19/97 jaw <br />Manganese. total recovemble M200.7 ICP U mg/L 0.005 0.03 7/I 1/97 jaw <br />Mercury, total rewvemble M245.i CVAA U mglL 0.0002 0.001 72197 ch <br />Molybdenum, total recoverable <br />• Selenium, total recovemble M200.7ICP <br />SM 3500•Se C, AA-Hydride U <br />U mg/L 0.01 <br />mg/L 0.001 0.05 <br />0.005 7/I 1/97 <br />7!3/97 jaw <br />ch <br />Silver- total recovemble M272.2 GFAA U mg/L 0.0005 0.003 7/11/97 sh <br />Sodium, dissolved M200.71CP 2.4 mg/L 0.3 I 7/19/97 jaw <br />Zinc, total recovemble M200.7 ICP 0.02 B mg/L 0.01 0.05 722/97 jaw <br />Total Recoverable Digestion <br />M3005 ICP <br />M3005 GFAA <br />7/15/97 laa <br />7/11/97 tw <br />Alkalinity az WC03 <br />Bicarbonate as Bicarbonate <br />Carbonate az Carbonate <br />Hydroxide az Hydroxide <br />Total Alkalinity <br />Ammonia az N, un-ionized <br />Conductivity (rr~25C <br />Hardness az CaC03 <br />Lab Filtration <br />Lab Filtration & Acidification <br />Nitrate az N, dissolved <br />NitrateMitrite az N, dissolvcd <br />Nitrite as N, dissolved <br />•Niwgcn. ammonia <br />M350.1 -Calculation <br />M120.1 -Meter <br />Calculation hazed on dissolved Ca & Mg <br />M353.2 -Automated Cadmium Reduction <br />M353.2 -Automated Cadmium Reduction <br />M353.2 -Automated Cadmium Reduction <br />M350.1 -Automated Phonate <br />1 ,. 'I <br />iU =Analyze waz analyzed for bm not detected at the indicmcd MDL <br />~B =Analyze concentrotion detected at a value between MDL and PQL <br />~PQL = Pranical Quantization Limit <br />92 mg/L 2 10 7/8/97 gm <br /> U mg/L 2 10 7/8/97 gm <br /> U mg/L 2 10 7/8/97 gm <br />15 mg/L 2 10 7/8/97 gm <br /> U mg/L 0.01 0.05 724/97 talc <br />142 umhos/cm 1 IO 724/97 gm <br />82 mg/L I 7 724/97 talc <br /> 625N7 rd <br /> 625/97 rd <br />0.06 B mg/L 0.02 0.1 625!97 jb <br />0.06 B mg/L 0.02 0.1 625/97 jb <br /> U mg/L 0.01 0.05 625/97 jb <br />0.05 B mg/L 0.05 0.3 7/17/97 Icj <br />~~~ <br />Vice President oCOperations: Ralph Poulson <br />