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i <br />7 <br />^Irr~ <br />ACZlaboromricx, Inc. Lab Sample ID: L14412-11 <br />30400 Downhill Drive <br />i Client Sample ID: 4 5'g jc, / ~-/ ~/ <br />Steamboar SpnnBa, CO so4a7 <br />~ Client Project ID: <br />(800) 330.5493 ACZ Report ID: RG47877 <br />Cyprus Yampa Valley Coal Corp Date Sampled: 6/24/97 16.•17 <br />29588 Routt County Road 27 Date Received: 6/24/97 <br />Oak Creek, CO 80467 Date Reported: 7/14/97 <br />Karl Koehler <br /> Sample Matrix: Surface Water <br />Field Data <br />t ~ <br />Conducriviry (Field) Field Meazurcment 510 umhos/cm 6/24/97 rc <br />pH (Field) Field Measurement 7.2 units 624/97 m <br />Temperature (Field) Field Measurement 14.0 C 624/97 v <br />Cadmium, total recoverable M213.2 GFAA U mg/L 0.0005 0.003 7/15/97 sh <br />Calcium, dissolved M200.71CP 90.5 mg/L 0.2 I 7/19/97 kr <br />Iron, total recoverable M200.7 ICP 2.44 mg/L 0.01 0.05 7/14/97 jaw <br />Magnesium, dissolved M200.7 ICP 21.4 mg/L 0.2 I 7/19/97 kr <br />Manganese. total recoverable M200.7 ICP 0.044 mg/L 0.005 0.03 7/14/97 jaw <br />Mercury, total recoverable M245.1 CVAA U mg/L 0.0002 0.001 7/7/97 ch <br />Molybdenum. total recoverable M200.71CP U mg/L 0.01 0.05 7/17/97 ss <br />.Selenium. total rewverable SM 3500-Se C, AA-Hydride U mg/L 0.001 0.005 7!3/97 ch <br />Silver, total recoverable M272.2 GFAA U mg/L 0.0005 0.003 7/15/97 sh <br />Sodium, dissolved M200.71CP 29.4 mg/L 0.3 1 7/19/97 Ai <br />Zinc, total recoverable M200.7 ICP 0.02 B mg/L O.OI 0.05 7/14/97 jaw <br />Metals Pre <br /> a [ l <br />Total Rewvemble Digestion M3005 ICP 7/13/97 Iaa <br />Total Recoverable Digestion M3005 GFAA 7/13/97 laa <br />Wet Chemist <br />~, t l <br />Alkalinity az CaCO3 M310.1 <br />Bicarbonate az Bicarbonate 375 mg/L 2 10 7/8/97 gm <br />Carbonate az Carbona[e U mg/L 2 10 7/8/97 gm <br />Hydmxide az Hydroxide U mg/L 2 10 7/8/97 gm <br />Total Alkalinity 307 mg/L 2 10 7/8/97 gm <br />Ammonia az N, un-ionized M350.1 -Calculation U mg/L 0.01 0.05 724/97 talc <br />Conductivity ©25C M120.1 -Meter 618 umhos/cm 1 10 724/97 gm <br />Hardness az CaCO3 Calculation hazed on dissolved Ca & Mg 314 mg/l. 1 7 7!24/97 talc <br />Lab Filvation ••' 625/97 b <br />Lab Filtration & Acidification ••• 685/97 rd <br />Nitrate az N, dissolved M363.2 -Automated Cadmium Reduction 2.94 mg/L 0.02 0.1 6!25197 jb <br />NitrateMitrite az N, dissolved M353.2 • Automated Cadmitan Reduction 2.94 mg/L 0.02 0.1 625/97 jb <br />Nitrite az N, dissolved M353.2 -Automated Cadmium Reduction U mg/L 0.01 0.05 625/97 jb <br />. Nivogen. ammonia M350. t -Automated Phonate U mg/L 0.05 0.3 4/17/97 jb <br />a i <br />U =Analyte waz analyzed for bu[ not detected az the indica[ed MDL n <br />~B =Analyte concentration detected at a value between MDL and PQL /lv~~j~7~ <br />iPQL = Practical puantita[ion Limit I T~ l <br />Vice President of Operations: Ralph Poulson <br />REPINI0[.03.95.01 Paae t of 2 _ __ <br />