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LGSC <br />Exhibit 2A <br />Water Quality Data <br />1982-2017 <br />Lower Good Spring Creek <br />COLOWYO MINE <br />LGSC <br />(LGSC) <br />Listing of Stream Lab Data <br />Flow <br />Field <br />Field <br />Field <br />Lab <br />Lab <br />TDS <br />NO3 <br />NO2 <br />NO3+NO2 <br />NH3 Total <br />Bicarb <br />No datum <br />=> Blank <br />Rate <br />pH <br />Temp <br />Conduct <br />pH <br />Conduct <br />-180 <br />TSS <br />as N <br />as N <br />as N <br />as N P <br />as HCO3 <br />Sulfate <br />As <br />Ca <br />Fe <br />Pb <br />Mg <br />Mn <br />Hg <br />Se <br />Na <br />2n <br />ds <br />S U <br />deg C <br />umho/cm <br />S U <br />umho/cm <br />mgA <br />mgA <br />mgA <br />mgA <br />mgA <br />mgA mgA <br />mgA <br />mgA <br />mgA <br />mgA <br />mgA <br />mgA <br />mgA <br />mgA <br />mgA <br />mgA <br />mgA <br />mgA <br />Statistics <br />Mean <br />405 <br />810 <br />923 <br />170481 <br />807 <br />170941 <br />135394 <br />5786 <br />142 <br />007 <br />214 <br />014 006 <br />44529 <br />64601 <br />000 <br />14014 <br />063 <br />008 <br />14422 <br />013 <br />000 <br />001 <br />7864 <br />003 <br />Std. Dev. <br />515 <br />039 <br />581 <br />36483 <br />025 <br />31329 <br />33653 <br />23963 <br />071 <br />007 <br />194 <br />032 006 <br />10792 <br />15787 <br />000 <br />2439 <br />088 <br />008 <br />2934 <br />006 <br />000 <br />000 <br />3191 <br />003 <br />Coef. Var. <br />Range <br />4694 <br />47 <br />256 <br />2160 <br />25 <br />2659 <br />3420 <br />3698 <br />4 <br />059 <br />819 <br />329 0 495 <br />717 <br />710 <br />00177 <br />198 <br />881 <br />0 199 <br />2253 <br />0 385 <br />00009 <br />00295 <br />1953 <br />0 195 <br />Max <br />47 <br />93 <br />25 <br />2900 <br />86 <br />2820 <br />4050 <br />3700 <br />41 <br />06 <br />829 <br />33 05 <br />747 <br />945 <br />0 018 <br />208 <br />884 <br />02 <br />226 <br />039 <br />0 001 <br />003 <br />215 <br />02 <br />Min <br />006 <br />46 <br />-06 <br />740 <br />61 <br />161 <br />630 <br />2 <br />01 <br />001 <br />01 <br />001 0 005 <br />30 <br />235 <br />00003 <br />10 <br />003 <br />0 001 <br />07 <br />0 005 <br />00001 <br />00005 <br />197 <br />0 005 <br />Max at <br />427/1998 <br />11/18/1997 <br />726/1982 <br />10/3/1996 8/19/1991 1/19/1993 <br />11/82000 <br />4/30/1985 <br />1228/1989 <br />502001 <br />1226/1985 <br />10/312012 1!7/1999 <br />2232010 <br />12/4/1989 <br />4!7/1982 <br />1228/1989 <br />8/132008 <br />1122009 <br />12/4/1989 <br />8/132008 <br />2/162004 <br />10/4/1989 <br />822012 <br />1022000 <br />Min at <br />12/6/1999 <br />7/82002 <br />12/18/1996 4/52002 5/14/1991 623/1992 <br />523/1995 <br />9/30/1994 <br />8/102004 <br />11/12004 <br />8/17/1992 <br />1122009 9/11/1997 <br />5/14/1992 <br />520/1997 <br />8/142007 <br />3/13/1984 <br />4/82015 <br />11/52001 <br />520/1997 <br />7/312000 <br />6/1/1993 <br />9202001 <br />4/172000 <br />628/1985 <br />0 Of Samples <br />337 <br />281 <br />327 <br />281 <br />361 <br />345 <br />179 <br />357 <br />93 <br />89 <br />144 <br />148 149 <br />159 <br />159 <br />159 <br />219 <br />166 <br />159 <br />220 <br />157 <br />159 <br />159 <br />161 <br />159 <br />Station <br />Date <br />LGSC <br />3/13/1984 <br />79 <br />4 <br />78 <br />1210 <br />875 <br />36 <br />04 <br />002 002 <br />255 <br />447 <br />0 002 <br />68 <br />041 <br />002 <br />100 <br />018 <br />00005 <br />0 002 <br />42 <br />0 022 <br />LGSC <br />4/30/1984 <br />79 <br />9 <br />81 <br />1010 <br />414 <br />LGSC <br />5/31/1984 <br />82 <br />1090 <br />1150 <br />LGSC <br />6/8/1984 <br />81 <br />17 <br />LGSC <br />725/1984 <br />16 <br />8 <br />23 <br />1650 <br />79 <br />1360 <br />226 <br />LGSC <br />8/13/1984 <br />10 <br />79 <br />20 <br />1725 <br />81 <br />1740 <br />1430 <br />78 <br />62 <br />002 003 <br />315 <br />713 <br />0 002 <br />138 <br />098 <br />002 <br />150 <br />009 <br />00005 <br />0 014 <br />62 <br />0 015 <br />LGSC <br />9/6/1984 <br />76 <br />82 <br />13 <br />1820 <br />79 <br />1670 <br />30 <br />LGSC <br />102/1984 <br />91 <br />81 <br />13 <br />1750 <br />8 <br />1790 <br />1340 <br />54 <br />317 <br />002 002 <br />356 <br />711 <br />0 002 <br />152 <br />084 <br />002 <br />148 <br />013 <br />00005 <br />0 009 <br />64 <br />0 025 <br />LGSC <br />11/1/1984 <br />745 <br />8 <br />10 <br />1800 <br />75 <br />1600 <br />66 <br />LGSC <br />11/6/1984 <br />75 <br />1600 <br />66 <br />LGSC <br />11/16/1984 <br />81 <br />1920 <br />114 <br />LGSC <br />12/12/1984 <br />81 <br />1990 <br />126 <br />LGSC <br />222/1985 <br />81 <br />1870 <br />1380 <br />64 <br />67 <br />002 01 <br />402 <br />704 <br />0 002 <br />152 <br />117 <br />002 <br />155 <br />015 <br />00005 <br />0 007 <br />70 <br />0 048 <br />LGSC <br />4/30/1985 <br />15 <br />82 <br />1110 <br />3700 <br />LGSC <br />5131/1985 <br />7 <br />82 <br />1580 <br />1240 <br />268 <br />568 <br />006 002 <br />314 <br />580 <br />0 001 <br />141 <br />156 <br />002 <br />145 <br />017 <br />00005 <br />0 008 <br />45 <br />0 012 <br />LGSC <br />628/1985 <br />184 <br />74 <br />1675 <br />79 <br />2050 <br />1460 <br />68 <br />792 <br />017 002 <br />375 <br />788 <br />0 001 <br />168 <br />08 <br />002 <br />180 <br />009 <br />00002 <br />0 006 <br />74 <br />0 005 <br />LGSC <br />7/8/1985 <br />124 <br />76 <br />1700 <br />LGSC <br />722/1985 <br />1306 <br />78 <br />12 <br />1850 <br />LGSC <br />729/1985 <br />78 <br />2000 <br />70 <br />LGSC <br />8/7/1985 <br />781 <br />8 <br />15 <br />1825 <br />LGSC <br />821/1985 <br />764 <br />76 <br />12 <br />1950 <br />77 <br />2170 <br />8 <br />LGSC <br />9/6/1985 <br />902 <br />68 <br />9 <br />1825 <br />LGSC <br />9/18/1985 <br />768 <br />13 <br />8 <br />1980 <br />1650 <br />15 <br />768 <br />003 002 <br />376 <br />873 <br />0 001 <br />171 <br />015 <br />002 <br />189 <br />004 <br />00002 <br />0 002 <br />96 <br />001 <br />LGSC <br />10/3/1985 <br />554 <br />69 <br />9 <br />1950 <br />LGSC <br />10/16/1985 <br />677 <br />86 <br />7 <br />1825 <br />78 <br />1910 <br />12 <br />LGSC <br />1028/1985 <br />553 <br />82 <br />8 <br />1875 <br />LGSC <br />10/30/1985 <br />81 <br />1860 <br />1506 <br />24 <br />76 <br />006 002 <br />388 <br />840 <br />0 002 <br />190 <br />013 <br />002 <br />180 <br />008 <br />00002 <br />0 003 <br />88 <br />001 <br />LGSC <br />1126/1985 <br />811 <br />4 <br />75 <br />1720 <br />16 <br />LGSC <br />1226/1985 <br />1016 <br />0 <br />79 <br />1860 <br />1570 <br />50 <br />829 <br />003 002 <br />384 <br />834 <br />0 001 <br />191 <br />034 <br />002 <br />177 <br />012 <br />00002 <br />0 011 <br />81 <br />001 <br />LGSC <br />128/1986 <br />1355 <br />2 <br />8 <br />1940 <br />68 <br />LGSC <br />224/1986 <br />1355 <br />8 <br />83 <br />1700 <br />1278 <br />420 <br />58 <br />002 035 <br />346 <br />642 <br />0 001 <br />154 <br />115 <br />002 <br />142 <br />024 <br />00001 <br />0 017 <br />66 <br />002 <br />LGSC <br />327/1986 <br />1125 <br />4 <br />8 <br />1630 <br />1230 <br />LGSC <br />429/1986 <br />4405 <br />8 <br />81 <br />1220 <br />1040 <br />LGSC <br />5/30/1986 <br />2569 <br />14 <br />8 <br />1440 <br />236 <br />LGSC <br />6/17/1986 <br />1651 <br />84 <br />16 <br />1550 <br />81 <br />1650 <br />1340 <br />128 <br />646 <br />002 008 <br />355 <br />675 <br />0 001 <br />151 <br />055 <br />002 <br />152 <br />008 <br />00002 <br />0 016 <br />60 <br />001 <br />LGSC <br />7/7/1986 <br />1125 <br />83 <br />16 <br />1575 <br />LGSC <br />724/1986 <br />715 <br />8 <br />16 <br />1700 <br />79 <br />1690 <br />52 <br />LGSC <br />8/4/1986 <br />553 <br />85 <br />16 <br />1700 <br />8 <br />1670 <br />1464 <br />40 <br />815 <br />002 008 <br />352 <br />757 <br />0 001 <br />143 <br />016 <br />002 <br />174 <br />003 <br />00002 <br />0 019 <br />73 <br />001 <br />LGSC <br />9/10/1986 <br />536 <br />81 <br />8 <br />1700 <br />LGSC <br />925/1986 <br />52 <br />76 <br />7 <br />1740 <br />79 <br />1720 <br />18 <br />LGSC <br />10/13/1986 <br />438 <br />8 <br />6 <br />1850 <br />81 <br />1850 <br />1546 <br />104 <br />74 <br />002 013 <br />385 <br />807 <br />0 001 <br />152 <br />056 <br />002 <br />177 <br />012 <br />00002 <br />0 011 <br />82 <br />002 <br />LGSC <br />1125/1986 <br />536 <br />1 <br />77 <br />1810 <br />30 <br />LGSC <br />12/31/1986 <br />377 <br />05 <br />8 <br />1920 <br />36 <br />LGSC <br />2/12/1987 <br />454 <br />2 <br />82 <br />1710 <br />1438 <br />38 <br />748 <br />006 009 <br />386 <br />716 <br />0 001 <br />183 <br />034 <br />002 <br />174 <br />014 <br />00002 <br />0 019 <br />88 <br />001 <br />LGSC <br />324/1987 <br />605 <br />79 <br />1830 <br />58 <br />LGSC <br />5/1/1987 <br />186 <br />12 <br />79 <br />1080 <br />970 <br />LGSC <br />