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I1 <br />I' <br />I <br />I <br />ACiZ Laboratories, Inc. <br />2773 Downhif! Drive Steamboat Springs, CO 80487(800) 334-5493 <br />' Field Data <br /> •. ~. ~ i~ <br /> Conductivity (Field) Field Measurement 700 umhoslcm 07113103 13:40 jcm <br />' pH (Field) Field Measurement 7.7 units 07/13/03 13:40 jcm <br /> Temperature (Field) Field Measurement 15.0 C 07/13103 13:40 jcm <br /> Metals Analysis <br /> <br />, r,~ <br /> Calcium, dissolved M200.71CP 62.3 mg/L 0.2 1 07/17/03 9:17 scp <br /> Iron, dissolved M200.7 ICP 0.49 mg/L 0.01 0.05 07117/03 9:17 scp <br /> Magnesium, dissolved M200.7 ICP 30.3 mg/L 0.2 1 07117103 9:17 scp <br />' Manganese, dissolved M200.71CP 0.752 mg/L 0.005 0.03 071771039:17 scp <br /> Potassium, dissolved M200.7 ICP 2.5 mg/L 0.3 1 07117/03 9:17 scp <br /> Sodium, dissolved M200.7 ICP 124 mg/L 0.3 1 07/17/03 9:17 scp <br />' Wet Chemistry <br /> ~ . • r .. <br /> Alkalinity as CaC03 SM2320B ,Titration <br /> Bicarbonate as 294 mg/L 2 10 07/23/03 0:00 mah <br />' CaC03 <br /> Carbonate as CaC03 U mg/L 2 10 07/23/03 0:00 mah <br /> Hydroxide as CaC03 U ~ mg/L 2 10 07123/03 0:00 mah <br /> Total Alkalinity 294 mg/L 2 10 07123103 0:00 mah <br /> Cation-Anion Balance Calculation <br /> Cation-Anion Balance 1.4 % 07/30/03 0:00 talc <br /> Sum oT Anions 70.9 meq/L 0.1 0.5 07/30/030:00 talc <br />' Sum of Cations 11.2 meq/L 0.1 0.5 07/30/03 0:00 talc <br /> Chloride M325.2 - Colorimetdc 6 mg/L 1 5 07/29103 19:47 kmc <br /> Hardness as CaC03 SM2340B -Calculation 280 mg/L 1 7 07130/03 0:00 talc <br />' Lab Filtration SM 3030 B 07114/03 12:30 dlm <br /> Lab Filtration & SM 3030 B 07/16/03 10:12 bt <br /> Acidification <br /> Nitrate as N, dissolved Calculation: N03N02 minus N02 0.09 B mglL 0.02 0.1 07130/03 0:00 talc <br />' Nitrate/Nitrite as N, M353.2 -Automated Cadmium 0.09 BH mg/L 0.02 0.1 07/15/03 18:19 kmc <br /> dissolved Reduction <br /> Nitrite as N, dissolved M353.2 -Automated Cadmium UH mg/L 0.01 0.05 07/15/03 18:19 kmc <br /> Reduction <br />' Residue, Filterable M760.1 -Gravimetric 640 mg/L 10 20 07/16/03 19:18 jjc <br /> (TDS) @780C <br /> Sodium Absorption USGS - 11738-78 3.26 0.03 0.15 07/30/03 0:00 talc <br /> Ratio in Water <br />' Sulfate M375.3-Gravimetric 230 mglL 10 50 07/2810310:20 ct <br /> TDS (calculated) Calculation 633 mg/L 10 50 07/30/030:00 talc <br /> TDS (ratio - <br />measured/ca Icu laced) Calculation 1.01 07/30/03 0:00 talc <br />REPIN.01.11.00.01 'Please refer to Extended Quali/ier Report (or detail. <br />L42014: Page 4 of 12 <br />Kerr Coal Company ACZ Sample ID: L42014-02 <br />Project ID: Date Sampled: 07/13103 13:40 <br />Sample ID: AQ2A Date Received: 07/14/03 <br />Sample Matrix: Ground Water <br />