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1 <br />1 <br />1 <br />J <br />1 <br />ACZ <br />AGZ laborurorier, /nc. <br />30!00 i'bwnluQ Drive <br />SuarrrboN Springy, CD 804d7 <br />(800) 3345093 <br />Kerr Coal Company <br />P.O. Box 487 <br />Walden, CO 80480 <br />George Patterson <br />Lab Sample ID: L7601-06 <br />Client Sample ID: AP-/ <br />Client Project [D: <br />ACZ Report ID: RG18022 <br />Date Sampled: 10/17/9513: /6 <br />Date Received: !0//9/95 <br />Date Reported: !0/3//95 <br />Sample Matrix: Surface Water <br />Conductivity (Field) <br />pH (Field) <br />Temperattue (Field) <br />Metals Anal sis Fieltl Meaurement <br />Field Measurement <br />Field Meaurement 500 <br />7.1 <br />9.0 umhos/cm <br />units <br />C 10/17N3 <br />10/17/95 <br />10/17/95 jm <br />jm <br />jm <br />Alatnintan aissolvea M20o.7 ICP u mgrs. 0.03 o.z IonlNS jaw <br />Barium, dissolved M200.7 ICP 0.084 mglL 0.003 0.01 10l31N3 jaw <br />Boron. dissolved M200.71CP 0.04 B mg/L 0.01 O.OS IOl3(N3 jaw <br />Cadmium, dissolved M200.7 ICP U mg/L 0.003 0.02 IO(31N3 jaw <br />Calcium, dissolved M200.71CP 48.9 mglL 0.2 1 10l31N3 jaw <br />Chromium, dissolved M200.71CP U mg/L 0.01 O.DS 10!!]NS jaw <br />Copper, dissolved M200.7 ICP U mg/L 0.01 0.05 10!31/95 jaw <br />Iron, dinolved M200.7 ICP 0.24 mglL 0.01 0.05 10l31N3 jaw <br />Lead, dissolved M200.7 ICP U mg/L 0.02 O.l 10l31N5 jaw <br />Magnesium, dissolved M200.71CP 42.3 mglL 01 1 10lSINS jaw <br />Manganex, dissolved M200.71CP 0.671 mg/L 0.003 0.03 IOI3INS jaw <br />Mercury, dissolved M24s.1 CVAA U mglL 0.0002 0.001 10/27N3 jd <br />Molybdenum, dissolved M200.7 ICP ~ U mglL 0.01 0.03 IOI31N3 jaw <br />Nickel. dissolved M200.71CP U mg/L 0.01 0.03 1D31N3 jaw <br />Potassium, dissolved M200.71CP 0.8 B mglL 0.3 1 10lSINS jaw <br />Sodium, dissolved M200.11CP 20.8 mg/L 0.3 1 IOI31N3 jaw <br />Vanadium. dissolved M200.7ICP U mg/L 0.005 0.03 10/31N3 jaw <br />Wet Chemist <br />Alkalinity as CaC03 M310.1 <br />Biwrbonete as CaC03 310 mglL 2 10 10/30N5 salsa <br />Carbonate at CaC03 U mgrL 2 10 10/30N5 slsa <br />Hydroxide as CaC03 U mg/L 2 !0 1011ON5 sysa <br />Total Alkalinity 3I0 mglL 2 10 10l30N3 salsa <br />Cazion-Anion Balance Calculation <br />Cation-Apron Helena 0.5 °/. 10!lINS tale <br />Sum of Anions 6.84 megrl- 0.01 0.03 10/31NS tale <br />Sum of Cations 6.91 metyL 0.01 0.05 10/31N3 talc <br />Chloride M323.2-Colorimetric (RFA) 6 mg/L I 5 IO21NS ss <br />Fluoride M340.2 - ISE 0.6 mglL 0.1 0.5 IORSNS jk <br />, i <br />U =Analyse was analyzed for but not detected ffi the indicated MDL , / ////nn~-- // <br />~B =.4nalyte concenvation detected at a value between MDL and PQL ~f~ • /IN/y/,[,l <br />PQL =Practical Quantization Limit <br />Vice President of Operations: Ralph Poulson <br />