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<br />flue Laboratories, Inc. <br />?77o r) --hill r)r vV Staamhoat Sorinos. CO 80487 (8001 334-5493 <br />Field Data <br />Conductivity (Field) Field Measurement 600 ms/cm 10/20/08 11:00 jm <br />pH (Field) Field Measurement 7.8 units 10/20/08 11:00 jm <br />Temperature (Field) Field Measurement 13.0 C 10/20/08 11:00 jm <br />Metals Analysis <br /> • <br />calcium, dissolved M200.7 ICP 48.5 mg/L 0.2 1 10/23108 21:01 ear/aeh <br />iron, dissolved M200.7 ICP 0.08 mg/L 0.02 0.05 10123108 21:01 ear/aeh <br />Magnesium, dissolved M200.7 ICP 37.1 mg/L 0.2 1 10/23/08 21:01 ear/aeh <br />Manganese, dissolved M200.7 ICP 0.422 mg/L 0.005 0.03 10123/08 21:01 ear/aeh <br />Potassium, dissolved M200.7 ICP 1.0 B mg/L 0.3 2 10/23/08 21:01 ear/aeh <br />Sodium, dissolved M200.7 ICP 19.6 mg/L 0.3 2 10/23/08 21:01 ear/aeh <br />Wet Chemistry <br />OWN ! <br />Alkalinity as CaC03 SM2320B - Titration <br />Bicarbonate as 278 mg/L 2 20 10!24108 0:00 kah <br />CaCO3 <br />Carbonate as CaC03 <br />7 <br />B <br />mg/L <br />2 <br />20 <br />10/24/08 0:00 <br />kah <br />Hydroxide as CaC03 U mg/L 2 20 10/24108 0:00 kah <br />Total Alkalinity 286 mg/L 2 20 10/24/08 0:00 kah <br />Cation-Anion Balance Calculation <br />Cation-Anion Balance -1.6 % 10/30/08 16:52 calc <br />Sum of Anions 6.5 meq/L 0.1 0.5 10,30/08 16:52 'talc <br />Sum of Cations 6.3 meq/L 0.1 0.5 10/30/08 16:52 calc <br />Chloride SM45000I-E 6 mg/L 1 5 10/25/0814:05 Ibn <br />Hardness as CaC03 SM2340B - Calculation 274 mg/L 1 7 10/30108 16:52 calc <br />Lab Filtration SM 3030 B 10121/08 15:25 kah <br />Lab Filtration 8 SM 3030 B 10121108 16:20 kah <br />Acidification <br />Nitrate as N, dissolved <br />Calculation: N03NO2 minus N02 <br />0.03 <br />B <br />mg/L <br />0.02 <br />0.1 <br />1013010816:52 <br />calc <br />Nitrate/Nitrite as N, M353.2 - Automated Cadmium 0.03 B mg/L 0.02 0.1 10/21/08 18:13 pjb <br />dissolved <br />Nitrite as N, dissolved Reduction <br />M353.2 - Automated Cadmium <br />U <br />mg/L <br />0.01 <br />0.05 <br />10!21/08 18:13 <br />pjb <br /> Reduction <br />Filterable <br />Residue SM2540C 320 mg/L 10 20 10/23/08 15:32 gk, <br />, <br />(TDS) @180C <br />Sodium Absorption <br />USGS - 11738-78 <br />0.52 <br />0.03 0.15 10130/08 16:52 <br />calc <br />Ratio in Water <br />Sulfate <br />SM4500 S04-D <br />30 B <br />mg/L 10 50 10129/08 10:19 <br />kah <br />TDS (calculated) Calculation 317 mg/L 10 50 10/30/08 16:52 talc <br />TDS (ratio - Calculation 1.01 10130/08 16:52 calc <br />measured/calculated) <br />REPIN.02.06.05.01 ' Please refer to Qualifier Reports for details. <br />Wage 3 of l l <br />Kerr Coal Company ACZ Sample ID,: L72580-01 <br />Project ID: <br />Sample ID: AP-1 Date Received: 10121108 <br />Sample Matrix: Ground Water