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ACZ ~ ~ ' <br />' acz Labornraries, inc. Lab Sample ID: L18868-01 <br /> JOJ00 Uownhi!! Onve Client Sample (D: 327 <br /> Steam6oo( Springs, CO 86187 Client Project ID: <br />' 1800) 737.8793 ACZ Report ID: RG70538 <br /> Kerr Coal Co. Dale Sampled: 6/9/98 11:15 <br /> P.O. Box 487 <br />Walden. CO 80480 Date Received: <br />Date Reported: 6/!0/98 <br />6/30/98 <br /> Jim Mossman <br /> cc: Jay James Sample Matrix: Surface Water <br /> <br /> <br /> Field Data <br />' ~... ;. .. <br />Conductrvir<~ (Field) ~ ~ <br />Field Measurement r <br />400 umhos/cm <br />6/9/98 <br />jm <br /> pH (Field) Field Mtasurement 8.2 units 6/9/96 jm <br /> T<mperature (Field) Field Measurement 12.0 C 6/9/98 jm <br /> Metals Anal sis <br /> r r <br /> Calcmm. di>olved M200.71CP 43.8 mgR, 0.2 I 6/15/98 kr <br />' Iron. total M200.7 ICP 0.41 mg/L 0.01 0.05 6/25/98 gg <br /> xlasnesmm. dissolved M2007ICP 11.9 mglL 0.2 I 6/15/98 kr <br /> xlanganese. rural M200.7 ICP 0036 mg/L 0.005 0.03 625/98 gg <br /> Pciassium. dissolved M200.71CP 1.8 mg/L 0.3 1 fi/12/98 kr <br /> Sodium, dawlred M200.7 ICP 44.5 mg/L 0.3 1 6/12/98 tr <br />Total Hot Platt Digestion xt}010 ICP <br />' Wet Chemis[rv <br />t <br />t <br /> Alkahnin as Cal'03 x1310.1 <br /> B u:arbonare a CaCOJ 201 mg/L ? 10 6/18/98 sts <br /> Carbonate a; CaC03 U mg/L 2 10 5/18/98 sts <br />' Hydroxide .u CaC03 U mg/L 2 10 6/18/98 sts <br /> Total.-M1lAalinity 201 mg/L 2 10 6/18/98 sts <br /> Cation-Anion Balance <br />Cation-Amon Balance Calculation <br />-2.9 <br />% <br />6/30/98 <br />colt <br /> Sum ot.-M1nions 5.4 meq/L 0.1 0.5 6/70/98 talc <br /> Sum of Cations 5.1 meq/L 0.1 0.6 6/30/98 talc <br />' Chloride M325.2 - Colorimevic (RFA) U mg/L I 6 622/98 mh <br /> Hardncss i CaC03 Calculation based on dissolved Ca 8 Mg 158 mg/L I 7 6/30/98 talc <br /> Lub Filvatwn "' b/I 1/98 Iaa <br /> Lab Flhratmn 8 Acidification "' 6/11/98 laa <br />' Niuare as N. dissolved Calculation NO3N02 minus N02 0.02 B mg/L 0.02 0.1 6/30/98 talc <br /> Nitrale~\irrite y N, dissolved M767.2 -Automated Cadmium Reduction 0.02 B mg/L 0.02 0.1 6/11/98 ss <br /> Nitrite a x', dissolved 81353 2 -Automated Cadmium Reduction U mg/L 0.01 0.05 6/11/98 ss <br /> Residue. Filterable ITDSI ~~ IBOC M160 I -Gravimeuic 320 mg/L 10 20 6/15/98 cj <br /> Residue.Non-Filterable (TSS)r~_r.107-6C M160.2-Gravimeuic 12 B mg/L 5 20 6/15!98 cj <br /> <br />U = Anals to Arai analyzed for but not dctccted at the indicated MDL <br />' B = Analy to vncentration dctected at a value between MDL and PQL <br />PQL = Pracrical Quantitalion Limit <br />~Y ~~ <br />Vice President ofOperations: Ralph Poulson <br />' REPIN 101 03 95.01 Page t o! 2 <br />