2008-05-12_HYDROLOGY - M1988112

• Permit No: M1988112
• IBM Index Class Name: HYDROLOGY
• Doc Date: 5/12/2008
• Doc Name: April 2008 Monthly report
• From: Battle Mountain Resources, Inc.
• To: DRMS
• Email Name: ACS
• Media Type: D
• Archive: No

-~ r $attle Mountain Resources Inc.
San Luis Project
CMLRB Permit No. M-88-112
Apri12008 Monthly Report
Page 2
Table 1- Apri12008 Ground Water Monitoring Well. and Lysimeter Depth to Water
Measurements
Monitoring Site Date Depth to Water (feet)
M-4R 4/30/08 0
M-6 4/30/08 D
M-7 4/30/08 D
M-8 4/30/08 D
M-9 4/30108 142.96
M-10 4/30/08 25.46
M-11 R 4/30/08 42.45
M-12 4/30/08 178.35
M-13R 4/30/08 129.75
M-14 4/30/08 135.18
M-15 4/30/08 83.02
M-16 4/30/08 22.62
M-19 4/30/08 24.89
M-21 4/30/08 19.01
M-22 4/30/08 17.33
M-26 4/30/08 16.05
M-32 4/30/08 43.19
M-33 4/30/08 47.11
M-34 4/30/08 23.33
BF-4 4/30/08 24.89
BF-6 4130/08 30.87
LS-1 4/30/08 D
LS-2 4/30/08 D
LS-3 4/30/08 D
LD-] 4/30/08 D
LD-2 4/30/08 D
LD-3 4/30/08 D
Table 2 -April 2008 Tailing Disposal Area Piezometer Depth to Water
Piezometer Date Depth to Water
feet Total Depth (ft) Volume of
Water ft
P6 4/30108 D 72.46 0.00
P7 4/30/08 D 92.50 0.00
P8 4/30/08 96.62 97.51 0.89
P9 4/30/08 71.81 72.30 0.49
P10 4/30/08 57.88 58.30 0.42
Pll 4/30/08 40.96 41.80 4.84