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Table 4-1 Comparison of Key Surface Water Parameters <br />COLOWYO MINE COLOWYO MINE <br />LGSC NUGSC <br />Listing of Stream Lab Data Flow TDS Listing of Stream Lab Data Flow <br />No datum => Blank Rate -180 TSS No datum => Blank Rate <br />cfs mg/I mg/I cfs <br />Statistics <br />Mean 4.07 1337.79 61.60 <br />Std. Dev. 5.25 344.90 250.73 <br />Coef. Var. <br />Range 46.94 3420 3698 <br />Max 47 4050 3700 <br />Min 0.06 630 2 <br />Max at 4/27/1998 11/8/2000 4/30/1985 <br />Min at 12/6/1999 5/23/1995 9/30/1994 <br /># Of Samples 305 147 325 <br />Station Date <br />LGSC 4/7/1982 1130 <br />LGSC 4/23/1982 <br />LGSC 5/25/1982 <br />LGSC 6/14/1982 6.05 895 10 <br />LGSC 6/25/1982 4.7 1060 42 <br />LGSC 7/6/1982 3.8 915 12 <br />LGSC 7/12/1982 3.2 930 18 <br />LGSC 7/19/1982 2.4 980 10 <br />LGSC 7/26/1982 2.7 985 4 <br />LGSC 8/2/1982 2.39 950 4 <br />LGSC 8/9/1982 1.94 935 4 <br />LGSC 8/16/1982 1.07 1005 4 <br />LGSC 8/23/1982 0.82 1170 10 <br />LGSC 8/30/1982 0.82 1170 8 <br />LGSC 9/1/1982 0.7 <br />LGSC 9/13/1982 1.76 1060 90 <br />LGSC 9/21/1982 0.7 1110 24 <br />LGSC 9/28/1982 1.52 <br />TDS <br />-180 TSS <br />mg/I mg/I <br />Statistics <br />Mean 3.00 1144.85 47.35 <br />Std. Dev. 3.23 247.05 106.97 <br />Coef. Var. <br />Range 19.8 1250 992 <br />Max 20.00 1610 994 <br />Min 0.20 360 2 <br />Max at 4/27/1998 8/6/2001 5/27/1993 <br />Min at 3/18/1996 5/8/2002 9/30/1994 <br /># Of Samples 270 71 189 <br />Phase I Bond Release Application • 17