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1 <br />ACZ <br />ACZ ~°d01°°°^"~ ~"0• Lab Sample 1D: L9~38-17 <br />30400 Dorvntiu Drivr Client Sample ID: 79-1 <br />Stramborl Springs, co soea7 Client Project ID: <br />(800) 334-5493 ACZ Report ID: RG25469 <br /> ~L,~~ <br />Kerr Coal Company Date Sampled: 4/15/9611: 00 ; ~ ~ <br />P.O. Box 487 Date Received: 4/19/96 <br />Walden, CO 80480 Date Reported: 5/10/96 <br />George Patterson <br /> Sample Matlix: Surface Rarer <br />Field Data <br />Conductivity (Field) Field Measurement 3210 umhos/cm 425/96 jm <br />pH (Field) Field Measurement 8.6 units 425/96 jm <br />Temperance (Field) Field \leasurenzcnt 10.1 C 4/25/96 jm <br />Metals Anel sis <br />Calcium, dissolved M200.71CP 12.1 mg/L 0.2 I 52N6 rs <br />Iron, dissolved M200.7 ICP 0.07 mg/L O.OI 0.05 52/96 rs <br />Magnesium, dissolved M200.7ICP 2.1 mg/L 01 I 52/96 n <br />Mengeneu, dissolved M200.71CP 0.031 mg/L 0.005 0.03 52/96 rs <br />Potassiurz4 dissolved M200.7 ICP 4.2 mg/L 0.3 1 5/2196 rs <br />Sodium, dissolved M200.71CP 668.0 mgR- 0.3 1 52/96 rs <br />Wet Chemist <br />Alkalinity as CaC03 M310.1 <br />Bicarbonate as CaC03 419 mg/L 2 10 5/IA6 ss <br />Carbonate az CaC03 U mg/L 2 10 5/It96 ss <br />Hydroxide ss CaC03 U mg/L 2 10 5/1196 ss <br />Total Alkaliniy ~ 419 mg/L 2 10 5/IF76 ss <br />Cation-Minn Balanzx Calculation <br />Cation-Minn Bdanee 2.5 % 5/10/96 talc <br />Sum of Mions 28.80 meq/L 0.01 0.05 5110/96 talc <br />Sum ofCazions 30.30 meq/L 0.01 0.05 5/10/96 talc <br />Chloride M325.2 - Colorimetric (RFA) 730 mg/L 10 50 52/96 hrrz <br />Hazdness ss CaC03 Caleulation based on dissolved Mg 8: Ce 39 mg/L 1 7 SIION6 talc <br />lab Filtration •'• 4!30196 jaw <br />Lab Filtration g Acidification ••• 4130/96 jaw <br />Nitrate az N, dissolved M353.2 - Automazed U mg/L 0.02 0.1 4/30196 hm <br />NirrateMitrite as N, dissolved M3531-Automated Cadmium Reductio 0.08 B mg/L 0.02 0.1 4/30196 htn <br />Nitrite m N, dissolved M3531-Automated 0.19 mg/l. 0.01 0.03 4/30N6 hm <br />Residue, Filtereble (TDS)®ISOC M160.1-Grevimetric 1670 mg/L 10 20 4130/96 jWsa <br />Sodium Absorption Ratio in Water USGS -11738.18 47.10 0.03 0.15 5/10/96 talc <br />Sulfate M375.3-Gravimetric U mg/L 10 20 52/96 sak <br />TDS (calculazed) Calculation 1670 mg/L 10 50 S/lON6 talc <br />TDS (ratio - measuredlcalculated) Calculation 1.00 5/10/96 colt <br />a ~~ <br />~ U = Anelyte was analyzed for but no[ derccrcd az the indicazcd MDL <br />i6 =Analyze concentration detected at a value between MDL and PQL <br />PQL =Practical Quantization Limit <br />REPIN107 03.95 07 Page z of t <br />~~ <br />Vicc President of Operations: Ralph Poulscn <br />