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AC2 <br />' acz laborvrarisa, inc. Lab Sample ID: L7601-01 <br /> 30400 Downhill Drive Client Sample ID: 79-6! <br /> SlearaLear SpriagJ, Co 80487 Client Project ID: <br /> (800) 33F5493 ACZ Report ID: RG18020 <br />Kerr Coal Company pate Sampled: !0/17/95 11:03 <br />P.O. Box 487 Date Received: /0/!9/95 <br />' <br />Walden, CO 80480 Date Reported: /1/14/95 <br />George Patterson <br />. Sample Matrix: Stvface Water <br />Conductivity (Field) Field Meaurtment B00 umhos/cm 10/17!95 jm <br />pH (Field) Field Measurement 7.4 wia 10/f795 jm <br />Temperature (Field) Field Measurement 9.0 C 10/17/95 jm <br />Metab Anal sis <br />Altwinwn, dissolved M2D0.71CP U mg/L 0.03 0.2 11/1395 rd <br />Bariw4 dissolved M200.71CP 0.391 mg/L 0.003 0.01 11/I3N5 rd <br />Boron, dissolved M200.7 ICP O.Ig mg/L 0.01 0.05 11/1393 rd <br />Cadmiwt, dissolved M200.71CP U mg/L 0.003 0.02 11/1395 rd <br />Calciutq dissolved M200.7 ICP 423 mg/L 0.2 1 I (/1395 rd <br />Chromium, dissolved M200.71CP U mg/L 0.01 0.05 ] 1/1395 b <br />Copper, dissolved M200.71CP U mg/L 0.01 0.05 I I/I393 b <br />Iron, dissolved M200.7 ICP 0.3g mg/L 0.01 0.05 11/1395 rd <br />Lw4 dissolved M200.7 ICP U mg/L 0.02 0.1 11/13/95 b <br />Magnesium, dissolved M200.71CP 12.0 mg/L 0.2 1 II/I3N5 td <br />Manganese, dissolved M200.71CP 0.063 mg/L 0.005 0.03 11/1395 rd <br />Mtrcury, dissolved M245.1 CVM U mglL 0.0002 O.OOI 102795 jd <br />Molybdenum, dissolved M200.7 ICP U mg/L 0.01 0.05 l 1/1393 rd <br />Nickel, dissolved M200.7 ICP U mg/L 0.01 0.03 11/1395 rd <br />Potassium, dissolved M200.7ICP 3.2 mg/L 0.3 1 1(/1395 td <br />Sodiwti dissolved M200.71CP 215.D mg/L 0.3 1 11/1395 b <br />Vanadium, dissolved M200.7 ICP U mg/L 0.005 0.03 Il/I3N5 rd <br />Wet Chemist <br /> <br />Alluliniry m CaC03 M310.1 <br />Bicarbonate m CaC03 535 mg/L 2 10 10/3095 salsa <br />Carbomue as CaC03 U mg/L 2 10 10!3095 ss/sa <br />Hydroxide ss CaC03 U mg/L 2 10 10/30.95 ss/sa <br />ToW Alkalinity 53S mg/L 2 10 10(3093 stlsa <br />Cetion•Mion Balance Calculation <br />Cation-Mion Balance 1.4 Y. 1111495 We <br />Sum ofMions 12.30 meq/L O.OI 0.05 II/1495 talc <br />Sum of Cations 12.70 meq/L 0.0! 0.05 II/1495 talc <br />Chloride M3251- Colorimetric (RFA) 21 mg/L 1 5 102195 ss <br />Fluoride M340.2 - ISE 1.0 mg/L 0.1 0.5 102595 jk <br />i <br />~U = Malyte was analyzed for but not detected u Ne indicated MDL <br />~B = Analyze conccnvation detected at a value between MDL and PQL ~ //- /, / ~ / ~~ / . <br />PQL =Practical Quamitation Limit /t~IX~L Y OLNiIAt <br />Vice President of Operations: Ralph Poulson <br />ovor~~n.r), oa p1 Page t of 2 <br />