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<br />ACZ ~ <br />ACZ [.abomtories, Inc. Lab Sample ID : L/4933-0! <br />30400 Downhill Drive Client Sample ID : TR-A <br />Sreamhoa Springs, CO 80481 Client Project ID : Edna Mine <br />1800) 334-5193 ACZ Report ID : RG4902! <br />Pittsburg & Midway Coal Co. -Edna Mine Date Sampled: 8/4/97 09:45 <br />P.O. Box 176 Date Received: 8/4/97 <br />Oak Creek, CO 80467 Date Reported: 8//4/97 <br />Dusty Long <br /> Sample Matrix: Surjuce Water <br />Field Data <br />Conductivity (Field) Field Meazurement 220 umhos/cm 8/4/97 cm <br />pH (Field) Field Meazurcment 8.5 units 8/4/97 cnt <br />Temperature (Field) Field Meazurcmen[ 15.5 C 8/4/97 cm <br />Metals Anal xis <br />Aluminum, dissolved M200.71CP U mg/L 0.03 0.2 8/7/97 ss <br />Calcium, dissolved M200.71CP 27.6 mg/L 0.2 I 8/7/97 ss <br />Iron, dissolved M200.71CP 0.11 mg/L 0.01 0.05 8/7/97 ss <br />Magnesium, dissolved M200.71CP 10.0 mg/L 0.2 I 8/7/97 ss <br />Manganese, dissolved M200.7 ICP 0.009 B mg/L 0.005 0.0J 8/7/97 ss <br />Potassium. dissolved M?00.7 ICP 1.1 mg/L 0.J I 8/7/97 ss <br />Sodium. dissolved h1200.71CP 3.4 mg/L 0.3 I 8/7/97 ss <br />Wet Chemistr <br /> ~ ~ <br />Alkalinity u CaC03 M310.1 <br />Bicarbonate az CaC03 112 mg/L 2 10 8/6/97 gm <br />Carbonate as CaC03 U mg/L 2 10 8/6/97 gm <br />Hydroxide az CaC03 U mg/L 2 10 8/6/97 gm <br />Total Alkalinity 112 mg/L 2 10 8/6/97 gm <br />Ammonia az N, un-ionized M350.1 -Calculation U mg/L 0.01 0.05 8/14/97 talc <br />Cation-Anion Balance Calculation <br />Cation-Anion Balance 2.2 % 8/14/97 talc <br />Sum o(Anions 2.2 meq/L 0.1 0.5 8114197 talc <br />Sum oFCations 2.3 meq/L D.I 0.5 8/14/97 talc <br />Chloride M325 2 - Colorimctric (RFA) U mg/L I 5 8/6/97 jb <br />Hardness as CaC03 Calculation hazed on dissolved Ca & Mg 110 mg/L I 7 8/14/97 talc <br />Lab Filtration ••• g/5/97 gm <br />Lab Filtra[ion 8 Acidification •'• 8/5/97 gm <br />Nitrate az N, dissolved M353.2 - Automated Cadmium Reduction 0.02 D mg/L 0.02 0.1 8/5/97 jb <br />NitrateMitrite as N, dissolved M353.2 -Automated Cadmium Reduction 0.02 B mg/L 0.02 0.1 8/5/97 jb <br />Nitrite as N, dissolved M353.2 -Automated Cadmium Reduction U mg/L 0.01 0.05 8/5/97 jb <br />Nitrogen, antntonia M350.1 -Automated Phenate U ntg/L 0.05 0.3 8/12/97 jb <br />Phosphorus, ortho dissolved M365.1 - Automatcd Ascorbic Acid 0.009 B mg/L 0.005 0.03 815/97 jb <br />Rcsiduc, Fihemble (TDS) a IBOC M160.1 -Gravimelric 150 mg/L 10 20 818/97 ab <br />Residue, Non-Filtcmblc (TSSI a 103-SC M160.2 - Gmvimetric 8 B mg/L 5 20 8/I 1/97 ac <br />• <br />U = Analyle was analyzed For but not detected aI the indicated MDL ///~~y <br />B = Analyse concentration detected al a value between MDL and PQL //, /~~~Q~ <br />PQI, = Practical Quantization Limit Vice Presidem of /O(perYations- Ralph Paulsen <br />REPIN101.03.95.01 Page 1 of 2 <br />