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1 Acz .. <br /> ACZlaborwnner, Inc. Lab Sample ID: L19493-OS <br /> JP400 Dawnhit/ Dnve Client Sample [D: AO-2A <br /> Steamboat Spnngr, CO 80487 Client Project ID: <br /> (800) 314-5193 ACZ Report lD: RG7J031 <br /> Kerz Coal Co. Date Sampled: 7/21/98 /0:30 <br /> P.O. Box 487 Date Received: 7/12/98 <br /> Walden, CO 80480 Date Reported: 8//0/98 <br />' Jim Mossman <br /> cc: Jay James Sample Matrix: Ground Water <br /> <br />' Hardncss az CaC03 ::.culation hazed on dissolved Ca & M8 523 mg/L 1 7 8/10/98 talc <br /> Lab Filtration 723/98 laa <br /> Lab Filtration d Acidilicmion "' 723!98 !a2 <br /> Nitrate u N. dissolved Calculation: N03N02 minus N02 U mgt 0.02 0.1 8/10/98 talc <br /> Nitrate/Nitrite az N, dissolved M357.2 -Automated Cadmium Reduction U mg/I- 0.02 0.1 7/24/98 ss <br /> Nitrite az N, dissolved M363.2 -Automated Cadmium Reduction U mg/I, 0.01 0 OS 7/24/98 ss <br /> Phosphorus. onho dissolved M365.1 -Automated Ascorbic Acid 0.010 B mg/I- 0.005 0 03 725/98 ss <br />' Residue. Filterable (TDS) n IBOC M11160.1 - Gravimetric 1060 mg/L 10 20 723/98 ej/ed <br /> Sodium Absorption Ratio in Water USGS - 11738-78 2.64 0.03 O.I S 8/10/98 talc <br /> Sulfate MJ76.3-Gravimetric S30 mg/L 10 20 7/23/98 cj/bk <br />' TDS (calculated) Calculation 968 mg/L 10 50 8/10/98 talc <br /> TDS (ratio - measured/calculated) Calculation L 10 8/10/98 talc <br />' Note: The Nitrate/Nitrite and Or[ho Phosphorus analyses were performed outside of [heir applicable holdtimes. <br /> <br /> <br /> <br />1 <br />1 <br />1 <br /> <br /> <br /> t... <br /> U = Analym was analyzed for but not detected at the indicated MDL <br /> <br />' <br />B = Analyze concenua[ion detected at a value between MDL and PQL ~/) <br />O, /~// <br />/l V <br /> PQL =Practical Quantization Limit <br />__ Vice President of Operations: Ralph Poulscn <br />' REPINtOtc 07.96.01 Page 2 of 2 <br />