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ACZ <br />5' <br />ACZ l~bnmtunec, Lre. <br />JOJ00 Onwrrhi!! Drirc <br />.Srranrhnm .5jiti{GS, CO 80187 <br />(80Q) J34-5493 <br />Cyprus Twentymile Coal Co. <br />29515 Routt County Road 27 <br />Oak Creek, CO 80467 <br />Joe Shoemaker <br />Lab Sample ID: L/8335-03 <br />Client Sample 1D: 265P/ <br />Client Project I D: <br />ACZ Report ID: RG675/0 <br />Date Sampled: S///98 1l:SO <br />Date Received: S///98 <br />Date Reported: S/IS/98 <br />Sample Matrix: Ground Woler <br />Contluctivssy (field) Fidd Meuuretnent 3710 umhos/em 5/1/98 cm <br />pH (Field) Field Meazurcment 6.4 units 5/1/98 cm <br />Temperature (Field) Fidd Meuurement 12.5 C 5/INB cm <br />Metals Anal sis <br /> t r ~ t <br />Cadmium, dissolvcd M7131 GFAA U mg/L 0.0005 0.003 5/9/98 j6 <br />Calcium, dissolved M60101CP 461 mg/L 0.2 1 5/5/98 kr <br />Iron, dissolved M60101CP 0.05 mglL 0.01 0.05 5/7/98 gg <br />Lead, dissolved M60101CP U mg/L 0.04 0.2 5/5/98 kr <br />Magnesium, dissolved ~ M60101CP 299 mg/L 0.2 1 5/5/98 kr <br />Manganese, dissolved M60101CP 1.690 mg/L 0.005 0.03 S/5f98 kr <br />Mercury, dissolved M7470 CVAA U mg/L 0.0002 O.OOI 5/8N8 bg <br />Molybdenum, dissolved M60I0 ICP U mg/L O.OI 0.05 5/5/98 kr <br />Selenium, dissolvcd SM 3500•Sc C, AA-Hydride 0.001 B mg/L 0.001 0.005 S!l Ll96 bg <br />Sodium, dissolved M60101CP 114 mg/L 0.3 1 5/5/98 kr <br />Wet Chemistr <br /> f t <br />Alkalinity az CaCOJ M23208 <br />Bicarbonate az Bicarbona[e 838 mg/L 2 10 5/9/98 sts <br />Carbonate az Carbonate U mgJL 2 10 519/98 sts <br />Hydroxide az Hydroxide U mg/L 2 10 5/9/98 sts <br />Total Alkalinity 687 mg/L 2 10 5/9!98 sts <br />Ammonia as N, un-ionized M350.1 -Calculation ~ U mglL 0.01 0.05 5118198 talc <br />Conductivity ~25C M9050 -Meter 2380 umhos/cm I 10 5/9/98 sts <br />Hardness az CaCOJ Calculation hazed on dissolved Ca & Mg 2380 mg/L I 7 5/18/98 talc <br />Lab Filtration "• S!4l98 tact <br />Lab Filtration & Acidification "" 5/4/98 tact <br />Nitrate az N, dissolvcd M353.2 -Automated Cadmium Reduction 257 mg/L 2 10 5/2/98 ss <br />Ni[rateMitrite as N, dissolvcd M753.2 • Automated Cadmium Reduction 253 mg/L 2 10 5/2/98 ss <br />Nitrite a N, dissolved M353.2 -Automated Cadmium Reduction U mg/L 0.01 0.05 5/2/98 ss <br />Nitrogw. ammonia 'M350.1 -Automated Phonate O.S2 mglL 0.05 0.7 i/12/98 mh <br />pH (lab) MISO.I-Electrometric 6.8 units 01 0.1 5/9/98 sts <br />Phosphorus, onho drssolved h1365 1 -Automated Ascorbic Acid 0 005 6 mg/L 0.005 0.03 5/7/98 mh <br />Residue, Fihcrable (TDS) n,180C A7160.1 -Gravimctric 3700 mglL IO 20 516198 c/ <br />Sodium Absorption Ratio in Water USGS - 11738-78 1.03 0.03 0.15 5/18/98 talc <br />Sulfate M375.3-Gr4vimelric 1990 mg/L 10 20 5/14/98 bklcj <br />r s <br />'U =Analyse nits analyzed for but not detected at the indicated MDL ///~~5 <br />~D = Analytc cancemfation detected u a value belnecn b1DL and PQL /~ /~ / <br />PQL = Practical (luantintion limit - Vitt 1'rczident of Operations R(n/Itp(h'f /P-u~uls~eo. -~ ~- - - <br />REPINIO[.0395.01 Page 1 of 1 <br />