2011-03-14_REPORT - C1981022 ‎(3)‎

• Permit No: C1981022
• IBM Index Class Name: Report
• Doc Date: 3/14/2011
• Doc Name: 2010 AHR Exhibit 2
• From: Oxbow Mining, LLC
• To: DRMS
• Annual Report Year: 2010
• Permit Index Doc Type: Hydrology Report
• Email Name: MPB
• Email Name: SB1
• Media Type: D
• Archive: No

MONITORING DATA FOR 2010 AHR
GROUNDWATER LOCATION: SC-1
Date Time DEPTH Field pH Field Cond Tem NH3 HCO3 C03 pH Cond CI N03/NO2 S04 TDS TSS P04 A Cd C

32511998 s a Fe-Tr Fe-Dis Mnd Mntr Mg Hg Se Ma Zn
90.1 8 15000 15 14420 11373

9/111997
88.8
8
16100
17 9.59 0.014
624/1997 2.6 3850 -1 7.93 16100 5400 1.9 7 10630 0.1 0.005 -0.005 17.9 15.5 0.06 0.028 0.119 11.9 -0.00020
003 3900
624/1997 88.4 7.9 16200 18 .
3/20/1997 89.1 82 15300 15
12/1711996 89.9 7.9 15100 11
12117/1996 2.9 3820 -1 7.44 16230 6680 0.03 14 10350 0.05 -0.002 -0.005 18.4 2.81 0.061 0.014 10.8 -0.0002 0.002 4040
9/19/1996 90.5 79 16100 15
6/1011996 3.7 3950 -1 7.85 15810 4050 0.04 1 10800 0.08 0.018 -0.005 17.9 1.59 0.03 0.048 0.059 12.5 0.0003 0
037 4200
6(1011996 902 8.1 15600 17 .
3/19/1996 7:32 90.1 8 14500 10
125/1995 7.44 90.3 7.6 13700 13
12/511995 7:44 3.1 3460 132 &58 16000 4310 0.11 10300 -0.01 -0.005 -0.005 202 3.44 0.03 0.090 0.11 12.8 -0.0002-0.005 4000 0
085
9/6/1995 1127 905 7.8 16100 15 .
601995 8:56 2.8 3690 -1 7.95 15850 4290 0.07 10500 -0.01 -0.01 -0.005 20,7 1.61 0.04 0.080 0.09 14.6 -0.0002 -0.01 4950 4005
6/01995 8:56 92.6 7.8 14200 14
3/8/1995 12:44 895 7.6 14900 15
121711994 9'.33 94.67 7.6 12800 12
12/7/1994 933 2.3 3300 -0.5 7.86 13900 3350 0.06 8680 -0.01 0.091 0.005 23 102 0.05 0.150 0.15 11.4 -0.00020.143 3600 0
12
91101994 10:37 90 8.1 12500 15 .
029/1994 10:03 89.5 82 12300 16
0201994 10:03 2.7 3290 -1 8.00 12920 4300 -0.02 8060 0.04 -0.002 -0.005 29 5.8 -0.02 0280 026 12 -0.0002-0.002 3300 0285
4/201994 13:15 78 8.3 11000 12
3/3111994 8:50 2.15 2350 100 8.30 13430 3280 8136 34 0.019 0.002 -0.02 25 2 1
0 10
000 20

3/31/1994
8:50
78
82
12100
12 . . -0.0002-0.001 3035 0.39
12!2211993 1090 92 1300 13
111101993 8:44 820
7980 16 0.88
11/101993 8:44 9.1 13300 13
0301993 13:15 90 8.6 10700 15
8/301993 13:15 3.18 2678 76 8.10 13400 3431 0.02 8060 16 0.007 -0.001 -0.01 26 0.65 0.04 0220 12 -0.0002-0.001 3080 0.55
711/1993 1355 226 1840 0 8.00 13300 3525 0.07 7800 116 -0005 0.002 -0.01 25 3.83 -0.04 0200 12 -0.0002-0.001 2960 027
711/1993 13:55 90 8.4 8900 16
4/30/1993 11:45 8925 8 9000 17

Oxbow AIlnIng, UC., Elk Qvek A&M
Date : Z/211A' 11
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