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Acz ~ <br />ACZ [alwrororirs, Inc. Lab Sample ID: L13230-08 <br />30400 Downhill Drive Client Sample ID: 300 <br />• Sream6oat Springs, CO 80487 Client Project ID: <br />(8001334-iJ93 ACZ Report [D: RG-il 538 <br />Kert Coal Co. Date Sampled: 3/2 7/9 7 0000 <br />P.O. Box -187 Date Received: )/31/97 <br />Walden, CO 80480 Date Repotted: x/9/97 <br />Jim Mossman <br />cc: Jay James Sample Matrix: Surface Water <br />Conductivity (Field) Field Meazuremen[ 100 umhos/cm 7/27/97 jm <br />pH (Field) Field Meaurement 8.3 units 3127/97 jm <br />Temperature (Field) Field Measurement 4.0 C 3/27/97 jm <br />Metals Analysis <br />Calcium, dissolved M200.7 lCP 19.5 mg/L 0.2 ! 4/5197 ss <br />Iron, total M200.71CP 094 mg/L 0.01 O.Oi 4/8/97 kr <br />Magnesium. dissolved M200.7 ICP 8.4 mg/L 02 I 4/5/97 ss <br />Manganese. total M200.71CP 0.028 B mg/L 0005 0.03 4/8/97 kr <br />Potassium, dissolved M200.7 ICP 4.1 mg/L 0.3 I 4/5/97 ss <br />Sodium, dissolved M200.71CP ~ 16.2 mg/L 0.3 1 4/5/97 ss <br />na~ <br />• Total Hot Plate <br />Wet Chemist <br /> a ~a <br />Alkalinity az CaC03 M310.1 <br />Bicarbonate az CaC03 63 mg/L 2 10 42/97 ss <br />Carbonate az CaC07 U mg/L 2 10 4/2!97 ss <br />Hydrovide az CaC03 U mg/L 2 10 4/2/97 ss <br />Total Alkalinity 63 mglL 2 l0 412N7 ss <br />Cation-Anion Balance Calculation <br />Cation-Anion Balance -I.8 % 4/9/97 talc <br />Sum of Anions 2.58 meq/L 0.01 0.05 4!9/97 talc <br />Sum of Cations 2.48 meq/I- 0.01 0.05 4/9/97 talc <br />Chloride M325.2 - Colorimevic (RFA) 2 B mg/L 1 i 4/3/97 hm <br />Hardness az CaC03 Calculation based on dissolved Mg & Ca 83 mg/L I 7 4/9/97 talc <br />Lab Filtration •'• 411!97 laa <br />Lab Filtmticn & Acidification •'• 4/1/97 laa <br />Nitrate as N, dissolved M353.2 -Automated Cadmium Reduction U mg/L 0.02 O.I 3/31/97 hm <br />Nitra[eMitrite az N. dissolved M353.2 -Automated Cadmium Reduction U mg/L 0.02 0.1 3/31/97 hm <br />Nitrite az N. dissolved M353.2 • Automated Cadmium Reduction 0.02 B mg/L 0.01 O.Oi 3/31/97 hm <br />Residue. Filterable (TDS) nI80C M160.1 -Gravimetric 150 mg/L 10 20 7/31/97 bgb <br />Residue.Nun-Filterable (TSS)~103•iC M160.2-Gravimevie 10 B mg/L i -'0 4/1/97 jk <br />e. <br />. U =Analyze waz analyzed for but not detected at the indicated MDL <br />B =Analyze concenvation detected at a value between MDL and PQL I ~ ~ ~~ <br />PQL =Practical Quantization Limit ~ <br />I Vice President of Operations: Ralph Poulson <br />REPIN10t 03.95.07 Page 1 of 2 <br />