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~ ACZ ~~~t~~: ~.~;'~ri~, <br />' ACZ faboramrirs, /nc. <br />30d00 Dow•nhr71 Drive <br />Steamboat Springs, CO 80td7 <br />' (800) 33•s-3093 <br />Kerr Coal Company <br />P.O. Box 487 <br />Walden. CO 80480 <br />George Pa¢erson <br />Lab Sample ID: L5834-01 <br />Client Sample ID: 311 <br />Client Project ID: <br />ACZ Report m: RG103tf0 <br />Dale Sampled: 5/14/95 <br />Date Received: 5i1Q/95 <br />Date Reported: 6/29/95 <br />Sample Matrix: Surface Water <br />7 Conducdvirv (Field) Field Measurement 600 umhos/cm 523.95 jm <br />pH (Field) Field Meuuremrnt 8.1 unia 324N5 jm <br />Temperaaue (Field) Field Measuremrnt 9.0 C 32493 jm <br />Metals Analysis <br />Calcium. dissolved M200.71CP 34.9 m8/L. 02 I 62993 fp <br />Iron. total recocenble M200.7 ICP 1.62 ms/L 0.01 0.03 62793 fp <br />Magnesium dissolved M200.71CP 16.3 mg/L 02 I 62993 fp <br />Mengmese. mW recoverable M200.71CP 0.034 mg/L 0.003 0.03 626.93 fp <br />Potassium dissolved M200.71CP 4.1 m8/1. 0.3 I 629193 fp <br />Sodium dissolved M200.71CP 90.9 meJl. 03 1 629N3 fp <br />jaw <br />Wet Chemist <br /> t <br />Alkalinity az CaC03 M310.1 <br />Bicarbonate az CeC03 183 mg/L 2 l0 6^~95 jw <br />Carbonate az CaC03 U m8/L 2 10 6^J93 jw <br />Hydroxide az CaC03 U mp/L 2 10 6^.A3 jw <br />Total ALLaliniry 183 mg/L 2 10 6f)~95 jw <br />Cation-Minn Balance Calculation <br />Cation-Minn Balance <br />1 2.3 % 62995 talc <br />Sum afMions ~ 7.83 meg2 0.01 0.03 6P_995 talc <br />Sum of Cations 8.20 meq/L 0.01 0.03 629N3 talc <br />Chloride M323.2 - Colorimrnic (RFA) 3 meJL 1 S 6.x693 hm <br />Lab Filtration ••• 3,'!7.93 jk <br />Isb Filtradoo & Acidification ••• 32791 jk <br />1 Nitram as N. dissolved M3332 -Automated 0.07 B m8/L 0.02 0.1 527193 rvp <br />NitratdNirtitt az N, dissolved M3332 - Amometed Cadmium Reductio 0.07 B mg/L 0.02 0.1 327N3 rvp <br />Nitrite az N. dissolved M3332 -Automated U mp/L 0.01 0.03 327N3 rvp <br />Residue. Filterable (TDS)_ISOC M160.1-Gravimetric 460 mg/L 10 20 3I31N3 jk <br />Residue, Noo-Filtera6le flSS)•a^103-SC Mt601-Grevimetric <br />1 18 B mg/L 3 20 3.~31N3 jk <br />Sodium Absorption Ratio in pater USGS -11738.76 2.19 0.03 0.13 N2995 talc <br />Sulfarc M375.3-Gmvimetric 190 mglL 10 20 64193 jk <br />J <br />TDS (cdculmed) Calculation 412 mg/L 10 SO 62991 talc <br />TDS (ratio) Calculation 1.02 62993 talc <br />U = Malvae was.wyaea for but not derccoed <br />B = Malyte concentration detected et a value between MDL end PQL ~~ i/. <br />PQL =Practical Qumtitmioo Limit ~ <br />_ _ _ _ _ Via President of Operations: Ralph Poulson <br />REPIN00103.95.01 Page 1 0! 1 <br />