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JOHN C. KEPHART & CO. <br /> GRANO JUNCTION LHORATORM <br /> 435 NORTH AVENUE • PHONE 242-7618 • GRAND JUNCTION, COLORADO 81501 <br /> ( <br /> ANALYTICAL REPORT <br /> Received from: Mid-Continent Coal & Coke Co. <br /> Customer No. <br /> Laboratory No. 4414 Sample <br /> Pube Received <br /> July 15 ,1981 Date Reported Auguat 4 , 1981 <br /> Sample Bear Creek Flume-D,:XA <br /> #3 g;Ri�--F1M #5sr1ti=AVA <br /> Date 7/15/81 7/15/81 <br /> Ph 9.0 9.2 <br /> Dissolved Oxygen@200C 7 .2 mg/L 7 .4 mg/L <br /> Wal Alkalinity(CaCO ) 141 11 <br /> 241 " <br /> Phenol.Alkalinity(Ca�O3) 0. 00t1 21 It <br /> Ttal Hardness( CaCO ) 176 mg/L 104 mg/L <br /> Calcium( Ca) 3 52.8 " 25 .5 11 <br /> gnesium(m") 13 . 9 " 12.8 " <br /> iductivity"250C 450 umhos/em 590 u,hos/ <br /> Chloride(Cl) 13 .5 mg/L 20 mg/L <br /> Nitrate(N) 0.435 " 0.194 " <br /> Ammonia(N) 0.00 " 1. 28 " <br /> Ortho Phosphate(P) 0.017 " 0.029 " <br /> Dissolved Solids 376 " 312 11 <br /> Suspended Solids 11.4 " 24.4 " <br /> Cadmium(Cd) 0.000 mg/L 0. 000 mg/L <br /> Copper(Cu) 0.00 11 0. 00 1' <br /> iron(Fe) 0.49 11 0. 00 I1 <br /> Lead(Pb)- 0.000 11 0. 010 Ir <br /> Mangane s e(P•in) 0.005 11 0. 002 " <br /> Zinc(Zn) 0. 019 11 0.015 " <br /> Sulfate(SO4) 80 'I 38.5 " <br /> 1 i? <br /> BY <br /> -- �— <br />