2007-11-12_HYDROLOGY - M1988112

• Permit No: M1988112
• IBM Index Class Name: HYDROLOGY
• Doc Date: 11/12/2007
• Doc Name: October 2007 Monthly Report
• From: Battle Mountain Resources, Inc.
• To: DRMS
• Permit Index Doc Type: Stability Report
• Media Type: D
• Archive: No

Battle Mountain Resources Inc.
San Luis Project
CMLRB Permit No. M-88-112
October 2007 Monthly Report
Page 2
Table 1-October 2007 Ground Water Monitoring Well and Lysimeter Depth to Water
Measurements
Monitoring Site Date Depth to Water (feet)
M-4R 10/31/07 0
M-6 10/31/07 D
M-7 10/31/07 D
M-8 10/31/07 D
M-9 10/31/07 142.33
M-10 10/31/07 25.93
M-11R 10/31/07 42.01
M-12 10/31/07 178.77
M-13R 10/31/07 130.21
M-14 10/31/07 135.91
M-15 10/31/07 83.93
M-16 10/31/07 23.26
M-19 10/31/07 25.09
M-21 10/31/07 19.24
M-22 10/31 /0? 17.54
M-26 10/31 /07 16.48
M-32 10/31/07 41.44
M-33 10/31/07 48.68
M-34 10/31/07 23.61
BF-4 10/31/07 24.95
BF-6 10/31/07 30.86
LS-1 10/31/07 D
LS-2 10/31 /07 D
LS-3 10/31/07 D
LD-1 10/31/07 D
LD-2 10/31 /07
LD-3 10/31/07 D
Table 2 -October 2007 Tailing Disposal Area Piezometer Depth to Water
Piezometer Date Depth to Water
feet Total Depth (ft) Volume of
Water ft
P6 10/31 /07 72.46 0.00
P7 10/31/07 D 92.50 0.00
P8 10/31/07 96.86 97.51 0.65
P9 10/31/07 71.82 72.30 0.48
P10 10/31/07 57.41 58.30 0.89
Pll 10/31/07 41.32 41.80 0.48