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<br /> <br /> <br /> <br />ACiZ Laboratories, Inc. <br />2773 Downhill Drive Steamboat Sorinos. CO 80487!800) 334-5493 <br />Kerr Coal Company ACZ Sample ID: L42014-03 <br />Project ID: Date Sampled: 07/13/03 14:20 <br />Sample ID: AP-1 Date Received: 07114/03 <br />Sample Matrix: Ground Water <br />' Field Data <br /> ~ r •~ ~. <br /> Conductivity (Field) Field Measurement 300 umhos/cm 07/13/03 14:20 jcm <br /> pH (Field) Field Measurement 7.9 units 07/13/03 14:20 jcm <br /> Temperature (Field) Field Measurement 16.0 C 07113/03 14:20 jcm <br /> Metals Analysis <br /> <br /> Calcium, dissolved M200.71CP 39.2 mg/L 0.2 1 07/17/039:21 scp <br /> Iron, dissolved M200.71CP 0.71 mg/L 0.01 0.05 07117/039:21 scp <br /> Magnesium, dissolved M200.71CP 29.8 mg/L 0.2 1 071171039:21 scp <br />' Manganese, dissolved M200.71CP 0.393 mg/L 0.005 0.03 07/171039:21 scp <br /> Potassium, dissolved M200.71CP 1.0 mg/L 0.3 1 07/171039:21 scp <br /> Sodium, dissolved M200.7 ICP 22.1 mg/L 0.3 1 07/17/03 9:21 scp <br />' Wet Chemistry <br /> • • r •~ ~. <br /> Alkalinity as CaC03 SM2320B -Titration <br /> Bicarbonate as 208 mg/L 2 10 07/23103 0:00 mah <br />' CaC03 <br /> Carbonate as CaC03 U mg/L 2 10 07123/03 0:00 mah <br /> Hydroxide as CaC03 U mg/L 2 10 07/23/030:00 mah <br />' Total Alkalinity 208 mg/L 2 10 07123/03 0:00 mah <br /> Cation-Anion Balance Calculation <br /> Cation-Anion Balance 3.8 % 07/30/03 0:00 talc <br /> Sum of Anions 5.0 meq/L 0.1 0.5 07/30/03 0:00 talc <br /> Sum of Cations 5.4 meq/L 0.1 0.5 07/30/03 0:00 talc <br /> Chloride M325.2 - Colorimetnc 3 B mg/L 1 5 07/29103 19:49 kmc <br /> Hardness as CaC03 SM23408 -Calculation 220 mg/L 1 7 07/30/03 0:00 Talc <br />' Lab Filtration SM 3030 B 07/14/03 12:35 dlm <br /> Lab Filtration 8 SM 3030 B 07116/03 10:15 bf <br /> Acidification <br /> Nitrate as N, dissolved Calculation: N03N02 minus N02 0.03 B mg/L 0.02 0.1 07/30/03 0:00 talc <br /> Nitrate/Nitrite as N, M353.2 -Automated Cadmium 0.03 BH mg/L 0.02 0.1 07!15/03 18:21 kmc <br /> dissolved Reduction <br /> Nitrite as N, dissolved M353.2 -Automated Cadmium UH mg/L 0.01 0.05 07/15/03 18:21 kmc <br /> Reduction <br />' Residue, Filterable M160.1 -Gravimetric 280 mg/L 10 20 07/18/03 19:20 llc <br /> (TDS) @180C <br /> Sodium Absorption USGS - 11738-78 0.65 0.03 0.15 07/30/03 0:00 talc <br /> Ratio in Water <br />' Sulfate M375.3-Gravimetric 40 B mg/L 10 50 07/28/0310:27 ct <br /> TDS (calculated) Calculation 261 mg/L 10 50 07/30/03 0:00 talc <br /> TDS (ratio - Calculation 1.07 07/30/03 0:00 wlc <br />' measured/calculated) <br /> REPIN.01.11.00.01 • Please re/er [o Extended Qualifier Report for detail. <br /> L42014: Page 5 of 12 <br />