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Table 6.Logan Wash Mine Retort Water Analytical Data <br /> Upper <br /> SamplelD LWRTRT-Pipe Retort Water RT-1 Manhole Retort Water RW-1 RW-2 Retort Water <br /> SampleDate 2/16/2000 10/26/2000 10/26/2000 10/26/2000 10/2/2002 10/2/2002 10/2/2002 10/3/2006 <br /> Parameters Units <br /> General Chemistry <br /> Alkalinity,Bicarbonate(as CaCO3) mg/L --- 426 439 --- 471 474 487 --- <br /> Alkalinity,Carbonate(as CaCO3) mg/L --- 12.9 5 U --- 43.1 43 72 --- <br /> Alkalinity,Total(As CaCO3) mg/L --- 439 439 --- 515 517 559 521 <br /> Ammonia mg/L 26 D 0.8 U 4 U 1.9 11.1 10.7 5.3 7 J <br /> Bromide mg/L --- 240 --- --- 0.2 0.2 0.22 --- <br /> Chemical Oxygen Demand(COD) mg/L --- 135 --- --- 167 94.3 67.2 --- <br /> Chloride mg/L --- 75.9 --- --- 72.7 72.1 77.6 87.8 <br /> Conductivity umhos/cm 1800 --- --- --- 6870 6930 8370 --- <br /> Cyanide(free) mg/L --- --- --- --- --- --- --- --- <br /> Fluoride mg/L 3.5 13.7 14.8 --- --- --- --- 8 <br /> Fluoride(dissolved) mg/L --- 11.6 --- --- 9.2 9.9 11 --- <br /> Hardness mg/L --- 279 --- --- 224 228 193 --- <br /> Nitrate(as N) mg/L --- 0.8 0.74 --- 0.05 U 0.05 U 0.05 U U <br /> Nitrite(as N) mg/L --- 0.01 U 0.01 U --- 0.05 U 0.05 U 0.05 U --- <br /> Oil and Grease,Total mg/L --- 14.5 --- --- --- --- --- <br /> Oil and grease(HEM),polar mg/L --- --- --- --- --- --- --- <br /> Oil and grease(HEM),total mg/L --- --- --- --- 4.9 U --- 4.9 U 15.8 <br /> pH S.U. 8.3 --- --- --- 8.7 8.8 8.8 --- <br /> Phenolics(Total) mg/L --- 50 U --- --- 0.034 --- --- 93 J <br /> Phosphorus as P,total mg/L --- 0.15 --- --- 0.1 U 0.1 U 0.1 U --- <br /> Silica mg/L --- 20700 --- --- --- --- --- --- <br /> Sulfate mg/L --- 3920 --- 1810 3110 2770 3740 3790 <br /> Sulfide mg/L --- --- --- --- --- --- --- --- <br /> Sulfite mg/L --- 2 U --- --- --- --- --- --- <br /> Thiocyanate mg/L --- 1 U --- --- --- --- --- --- <br /> Thiosulfate mg/L --- 1 U --- --- --- --- --- --- <br /> Total Dissolved Solids(TDS) mg/L --- 6660 --- 5350 5290 6380 6180 <br /> Nitrogen,Total Kjeldahl mg/L --- --- --- --- --- --- --- --- <br /> Total Organic Carbon(TOC) mg/L --- --- --- --- 22.8 --- --- --- <br /> Total Suspended Solids(TSS) mg/L --- 179 --- --- --- --- --- --- <br /> Dissolved Organic Carbon(DOC) mg/L --- 40 U --- --- 23.8 --- --- --- <br /> Page 1 of 9 <br />