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X01 yvCoalCO-P°°Y Exhibit 2A <br />Annual Reclamation and Xydm1W Agpnrt <br /> Water Quality Data <br />COLOWYO MINE 1982-2008 <br />LGSC Lower Good Spring Creek <br /> (LGSC) <br />Listing of Stream Lab Data <br /> Flow Field Field Field Lab Lab TDS N03 N02 N03+NO2 NH3 Total Bicarb Ambig. SW Ambig. SW Ambig. SNAmbig. SW Ambig. SNAmbig. SNAmbig. SNAmbig. SNAmbig. SNAmbig. SW <br />No datum => Blank Rate pH Temp Conduct pH Conduct 180 TSS as N as N as N as N P as CaC03 Sulfate As Ca Fe Pb Mg Mn Hg Se Na Zn <br /> ds S.U. deg C umho/cm S.U. umho/cm mg/l mg/l mgA mg/l mg/l mgA mgA mg/l mg/l mg/l mg/l mg/l mg/l mg/l mg/l mg/l mgA mg/l mg <br />/I <br />Statistics . <br /> Mean 4.09 8.12 9.28 1679.27 8.04 1701.77 1338.15 62.03 1.36 0.04 2.34 0.12 0.06 411.87 650.74 0.00 140.39 0.66 0.05 144.90 0.13 0.00 01 <br />0 72 <br />41 0 <br />02 <br /> Std. Dev. 5.28 0.74 5.94 358.68 0.24 311.81 349.51 252.25 0.80 0.04 2.17 0.22 0.07 84.17 160.16 0.00 25.37 0.95 0.06 29.82 0.06 0.00 . <br />0 <br />00 . <br />25 <br />50 . <br />03 <br />0 <br /> Coef. Var. . . . <br /> Range 46.94 13.2 25.6 2160 2.5 2659 3420 3698 4 0.09 8.19 2.25 0.495 573 710 0.0177 198 8.81 0.199 225.3 0.385 0.0009 0 <br />0295 144 <br />3 195 <br />0 <br /> Max 47 17.8 25 2900 8.6 2820 4050 3700 4.1 0.1 8.29 2.26 0.5 603 945 0.018 208 8.84 0.2 226 0.39 0.001 . <br />0 <br />03 . <br />164 . <br />0 <br />2 <br /> Min 0.06 4.6 -0.6 740 6.1 161 630 2 0.1 0.01 0.1 0.01 0.005 30 235 0.0003 10 0.03 0.001 0.7 0.005 0.0001 . <br />0 <br />0005 19 <br />7 . <br />005 <br />0 <br /> Max at 4/27/1998 11/18/1997 7126/1982 10/3/1996 8119/ 1991 1/19/1993 1118/2000 4130/1985 12/2811989 5/7/2001 12/2611985 12/14/1989 1/7/1999 10/24/2002 121411989 4!7/1982 1212811989 811312008 11/10/2 <br />008 1214/1989 8113/2008 . <br />. <br />. <br />2/1612004 10/4/1989 10/811998 101212000 <br /> Min at 121611999 718/2002 12118/1996 4/5/2002 5114/ 1991 6123/1992 5123/1995 9/30/1994 811012004 1111/2004 8/1711992 8110/2004 9/11/1997 511411992 5/2011997 11/112004 3/1311984 2/1/1988 1115/2001 <br /> 5120/1997 7/31/2000 6/111993 9/20/2001 4/17/2000 6/2611985 <br /> # Of Sample! 301 245 291 245 325 309 143 321 57 53 108 112 113 123 123 123 183 130 123 184 121 123 123 125 123 <br />Station Sample Flow Field Field Field Lab Lab TDS N03 N02 N03+NO2 NH3 Total Bicarb Ambig. SW Ambig. SW Ambig. SNAmbig. SW Ambig. SNAmbig. SNAmbig. SN Ambig. SN Ambig. SNAmbig. SW <br />Name Date Rate pH Temp Conduct pH Conduct •180 TSS as N as N as N as N P as CaC03 Sulfate As Ca Fe Pb Mg Mn Hg Se Na Zn <br /> T cfs S.U. deg C umho/cm S.U. umho/cm mgA mgt/ mgA mgA mgA mg/l mg/l mg/l mgA mg/l mgA mgA mg/l mgA mgA mgA mg/l mg/l mg/l <br />LGSC 8/16/1988 2.15 7.6 1720 18 <br />LGSC 9/1911988 1.91 8.2 11 1880 7.7 1810 14 <br />LGSC 10/12/1988 1.91 7.5 9 1670 8 1750 1508 14 0.12 0.02 406 807 0.001 164 0.28 0.02 181 0.11 0.0001 0 <br />009 79 0 <br />01 <br />LGSC 11/3011988 2.65 7.7 1750 14 . . <br />LGSC 121611988 1.47 7.7 1860 30 <br />LGSC 2122/1989 1.8 7.8 1800 1480 10 0.11 0.087 390 761 0.001 158 0.26 0.02 173 0.13 0.0001 0.013 67 0 <br />01 <br />LGSC 3/3011989 3.77 7.9 1120 6 . <br />LGSC 51111989 7.7 1640 1294 32 3.65 0.1 0.044 330 663 0.001 145 0.35 0.02 151 0.09 0.0001 0 <br />009 59 0 <br />01 <br />LGSC 5/26/1989 2.39 8.04 1966 7.8 2000 1626 16 0.16 0.032 378 850 0.001 193 0.51 0.02 202 0.13 0.0001 . <br />0.012 . <br />0 <br />01 <br />LGSC 7/27/1989 1.36 8.18 1893 8.1 1920 1628 40 1.87 0.01 0.114 400 848 0.001 177 0.28 0.14 185 0.11 0.0001 0 <br />007 88 . <br />0 <br />01 <br />LGSC 1014/1989 1 8.26 2260 8.3 2040 1804 16 1.44 0.09 0.049 458 897 0.001 118 0.49 0.02 117 0.16 0 <br />0001 . <br />0 <br />03 131 . <br />0 <br />01 <br />LGSC 121411989 8.2 2200 1834 14 2.26 0.03 484 945 0.001 202 0.78 0.02 226 0.21 . <br />0.0001 . <br />0.007 94 . <br />0 <br />01 <br />LGSC 12/2811989 1.26 8 2150 1738 6 4.1 0.29 0.03 492 906 0.001 208 1.32 0.02 212 0.18 0001 <br />0 0 <br />015 97 . <br />0 <br />01 <br />LGSC 2/28/1990 2.39 8.1 1820 1574 4 4.3 0.15 0.014 418 796 0.001 200 0.36 0.02 210 0.18 . <br />0.001 . <br />0.004 79 . <br />0 <br />01 <br />LGSC 3/27/1990 3.19 8.3 1450 1454 16 2.9 0.05 0.023 376 747 0.004 165 0.31 0.02 185 0.07 0001 <br />0 0 <br />005 76 . <br />0 <br />01 <br />LGSC 4/30/1990 2.52 8.2 1920 1616 8 2.4 0.12 0.013 422 833 0.001 166 0.35 0.02 167 0.09 . <br />0.0001 . <br />0.008 79 . <br />0 <br />01 <br />LGSC 5/30/1990 2.52 7.81 1799 8.1 1870 10 . <br />LGSC 6/29/1990 1.15 8.15 2140 7.9 1970 12 <br />LGSC 7119/1990 1.8 8.51 2090 8.3 1960 14 <br />LGSC 819/1990 0.6 8.66 15 2140 8 2040 1790 16 0.35 0.05 0.027 517 891 0.002 181 0.34 0.05 163 0.12 0.0001 0.004 100 0 <br />01 <br />LGSC 9/5/1990 7.9 1950 8 . <br />LGSC 9/2111990 0.6 7.9 2180 8 <br />LGSC 1119/1990 1.26 8.1 2120 1748 24 1.21 0.09 0.057 442 912 0.003 160 0.84 0.02 168 0.16 0.0001 0.001 90 0 <br />01 <br />LGSC 2/25/1991 2.39 8.4 1810 1678 8 2.61 0.23 0.01 390 844 0.001 166 0.21 0.02 170 0.11 0.0001 0.006 79 . <br />0 <br />01 <br />LGSC 3/28/1991 3.06 7.9 2140 18 . <br />LGSC 4/1611991 3.34 7.9 1750 18 <br />LGSC 5117/1991 4.86 8.1 1760 1386 8 1.22 0.11 0.04 375 691 0.002 145 0.29 0.02 135 0.07 0.0001 0.005 55 0 <br />01 <br />LGSC 612611991 1.26 7.7 1980 12 . <br />LGSC 712311991 1.26 7.9 1540 36 <br />LGSC 8119/1991 0.88 12 8.5 1750 1708 10 0.35 0.03 0.035 430 910 0.001 165 0.17 0.02 152 0.12 0.0001 0.001 93 0 <br />2 <br />LGSC 9/30/1991 0.8 11 7.7 2320 2 . <br />LGSC 10/16/1991 0.64 15 8.2 1710 1686 2 0.36 0.09 0.03 516 864 0.001 178 0.04 0.03 166 0.13 0.0001 0.001 100 0 <br />01 <br />LGSC 11/15/1991 0.98 7 7.8 2570 6 . <br />LGSC 12/18/1991 1.26 3 8 2510 2 <br />LGSC 112211992 1.36 2 8.1 2220 10 <br />LGSC 211011992 1.36 6 8.2 1930 1512 14 2.52 0.14 0.048 416 743 0.001 155 0.45 0.02 157 0.18 0.0005 0.003 69 0.01 <br />LGSC