2008-03-13_REPORT - C1981019 (3)

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~~M~r~°Y Exhibit 2A Aanua! Reclamation and Hyiirobgy Report Wacer Quality Date 1982 ~~ COLOWYO MINE LGSC Lower Good Spring Creek ~~ Listing of Sheam Lab Data Flow Field Field Field Lab Lab TDS NO3 NO2 NO3+NO2 NH3 Total Bicarb Ambig. SW Ambig. SW Ambig. SN Ambig. SNAmbig. SNAmbig. SNAmbig. SNAmbig. SNAmbig. SNAmbig. SW No datum => Blank Rate pH Temp Conduct pH Conduct •180 TSS as N as N as N as N P as CaCA3 Sulfate As Ca Fe Pb Mg Mn Hg Se Na Zn cfs S.U. degC umhWpn S.U. umho/cm mg8 mgA mgll mg8 mg8 mg8 mgll mgA mgll mgr/ mgA mg8 mg8 mgt/ mgA mg8 mg8 mg8 mg8 Statlstlcs Mean 4.14 8.07 9.37 1673.04 8.01 1703.38 1339.89 63.32 1.31 0.03 2.36 0.12 0.06 407.32 654.68 0.00 140.82 0.60 0.05 145.92 0.13 0.00 0.01 72.65 0.02 Std. Dew. 5.32 0.41 5.97 368.26 0.23 317.35 358.16 258.93 0.80 0.04 2.21 0.22 0.07 81.33 160.75 0.00 25.63 0.63 0.05 29.73 0.06 0.00 0.00 25.76 0.03 Ccef. Var. Range 4fi.94 4.7 25.6 2160 2.4 2659 3420 3698 4 0.09 8.19 2.25 0.495 573 710 0.0177 198 4.24 0.199 225.3 0.315 0.0009 0.0295 144.3 0.195 Max 47 9.3 25 2900 8.5 2820 4050 3700 4.1 0.1 8.29 2.26 0.5 603 945 0.018 208 4.27 0.2 226 0.32 0.001 0.03 164 0.2 Min 0.06 4.6 -0.6 740 6.1 161 630 2 D.1 0.01 0.1 0.01 0.005 30 235 0.0003 10 0.03 0.001 0.7 0.005 0.0001 0.0005 19.7 0.005 Max at 4/2711996 11!1811997 7126! 1982 10!311996 8119/1991 1119/1993 111812000 4/3011985 12/28N989 SR/2001 1212611985 12!1411989 1x711999 1012412002 12!411989 4!711982 12128!1969 4/27N998 5!17!2001 1 2/4/1989 4/7N982 2116!2004 1014N989 1 0/811998 1 012!2000 Min at 121611999 7/8/2002 12118/ 1998 4/5/2002 511411991 812311992 5123N995 913011994 8/1012004 11/112004 8117/1992 8110!2004 9111/1997 5114/1992 5120/1997 11/1!2004 3l13N984 2/111988 11/512001 5120/1997 7131!2000 81111993 9/20!2001 4N7/2000 612811985 #OfSample: 280 224 270 224 305 289 135 301 49 45 100 104 105 115 115 115 163 122 115 164 113 115 115 117 115 Station Sample Flow Field Field Field Lab Lab TDS NO3 NO2 NO3+NO2 NH3 Total Bicarb Ambig. SW Ambig. SW Ambig. SNAmbig. SNAmbig. SNAmbig. SNAmbig. SNAmbig. SNAmbig. SNAmbig. SW Name Date Rate pH Temp Conduct pH Conduct -180 TSS as N as N as N as N P as CaCO3 Sufate As Ca Fe Pb Mg Mn Hg Se Na Zn cfs S.U. degC umholcm S.U. umholcm mgt/ mg8 mgll mg/l mgA mgA mgA mgA mgt/ mg8 mgA mgll mgA mgll mg8 mgt/ mg8 mg/l mgA LGSC 3/26/1992 2.03 4 8 1640 2 LGSC 4/2811992 3.06 10 8 1560 12 LGSC 5/14/1992 4.07 12 6.1 1730 1564 8 0.9 0.16 D.O56 30 683 0.001 137 0.39 0.02 136 0.16 0.0001 0.004 54 0.01 LGSC 6/2311992 1.26 21 8.1 161 10 LGSC 7!611992 1 22 8 1830 12 LGSC 8/17/1992 19 8 1880 1526 12 0.3 0.09 0.056 216 792 0.001 123 0.29 0.02 133 0.13 0.0001 0.004 63 0.01 LGSC 9/3011992 19 7.9 1700 14 i LGSC 10/1511992 18 BJ 1700 10 LGSC 11/2311992 1.6 2 8.3 1820 1526 2 0.96 0.46 0.038 456 757 0.001 159 0.24 0.02 165 0.16 0.0001 0.002 78 0.01 LGSC 12/1711992 1.5 2 8 1940 8 LGSC 1/1911993 1.4 4 8.2 2820 12 LGSC 7J2711993 1.2 3 8.2 1990 2 LGSC 3/1311993 1.8 3 8.1 1690 1408 16 1.5 0.2 0.02 416 737 0.001 144 0.23 0.02 150 0.19 0.0001 0.006 64 0.01 LGSC 412111993 4.7 8.1 4 1735 8 1710 16 LGSC 512711993 30.3 8.1 18 985 7.9 861 1297 LGSC 6/111993 9.1 8.3 10 963 8.2 923 784 116 1.41 0.21 0.15 334 340 0.001 97 3.1 0.02 80 0.19 0.0001 0.004 28 0.07 LGSC 7130/1993 3.06 8.1 13 1790 7.9 1740 2 LGSC 8123/1993 2.39 7.9 11 1650 8.1 1710 1248 12 1,48 0.1 O.D12 384 661 0.001 121 0.36 0.02 139 0.14 0.0002 0.005 55 0.03 LGSC 9114/1993 2.39 8.1 13 1060 8.2 1070 2 LGSC 10119/1993 2.39 1.9 13 1710 8 1724 2 LGSC 11/3011993 2.03 8.3 2 1710 8.4 1770 1272 32 2.1 0.05 0.005 362 667 0.001 126 0.39 0.02 130 0.18 0.0002 0.007 56 0.01 LGSC 1211/1993 2.03 7.6 2 1720 7.9 1780 28 LGSC 1/1811994 1.8 8.1 1 1720 8.2 17fii 18 LGSC 1/2711994 4.53 7.6 4 1080 7.8 1090 82 LGSC 3/2111994 4.07 8.3 2 1640 8.4 1650 1290 2 1.43 0.09 0.024 428 436 0.001 124 0.25 0.02 128 0.12 0.0002 0.006 52 0.01 I r,gr. 4/19x1994 3.06 8.2 12 1680 8.2 1697 4 LGSC 5/3111994 2.4 8 10 1720 8.2 1750 52 LGSC 61111994 2.6 8 10 1700 6.2 1744 1290 30 124 0.15 0.07 446 652 0.001 136 1.93 0.02 148 0.24 0.0002 0.006 62 0.01 LGSC 7!2211994 2.8 7.7 13 1860 7.9 1920 2 LGSC 8!2311994 126 8 9 1820 8.3 1860 1470 2 1.65 0.14 0.017 384 755 O.OD3 143 0.2 0.02 177 0.04 0.0002 0.011 67 0.01 LGSC 9!3011994 02 7.9 13 2110 B.1 2060 2 LGSC 10/2111994 0.2 8 11 2020 8.2 2010 5 LGSC 11118N994 126 8.3 2 1700 8.1 1750 1390 5 1.8 0.08 0.019 410 730 0.001 130 0.22 0.02 150 0.096 0.0002 0.01 58 0.01 LGSC 12113H994 1.3 8.1 2 2110 7.9 2080 6 LGSC 1N8l1995 1.6 7.9 1 1890 8 1870 5 LGSC 2128N995 1.8 82 6 1800 8 1820 5 LGSC