REP19655

• Permit No: C1996083
• IBM Index Class Name: Report
• Doc Date: 5/8/2006
• Doc Name: 2005 Annual Hydrology Report Part 2
• From: J.E. Stover & Associates Inc
• To: DMG
• Annual Report Year: 2005
• Permit Index Doc Type: Hydrology Report
• Media Type: D
• Archive: No

•
Bowie Resources, LLC
Bowie No. 2 Mine
2005 Annual Hydrology Repoli
DH-87D (Reb)
Hubbard Creek - D -Seam Monitoring Well
Elevation - 6450'
Depth - 324.8'
Ground Water
Initiated 11/30/2000 11/30/2000 11/30/2000 11/30/2000
Activated
Date 12/21/2005 9/9/2005 6/26/2005 3!10/2005
$Ummary In(Ormatl0n
•
•
;;,(~ a, #~=~
~. 2$.:n Baseline Operation
UNITS Min Ave Max Min Ave Max
Static Water Level Feet 0 93.383 164.3 138.2 134.4
Water Elevation Feet 6285.7 6356.6 6450.0 6311.8 6315.6
FieltlComment
ph su 7.88 9.032 10.8 7.88 8.2
Contluctivi umhos/cm 1680 3840 4950 4730 1880
Temperature Celsius 11.2 14.233 16 14.4 16 15.9
Ji c b
1 a
_.3-.1 c ~
~

UNITS
Bicarbonate mg/L 1726 2852.4 3583 3244 3583 3085 2848
Carbonate mg/L <MDL 137.08 612.9 199.7 50.1 0 <MDL
Chloride mg/L 94.85 378.49 610 375 571.1 318 235.7
Conductivity umhos/cm 2908 5112.3 8291 3613 6050 5324 5632
Hartlness m /L 17.76 35.381 48.06 39.3 41.47 48.08 20.48
Nitrate-Nitrite m /L <MDL 1.9886 4.07 4.07 0.85 2.17 2.61
Ammonia mg/L 0.36 6.5825 30.5 0.38 4.38 0.92 7.38
pH su 7.81 8.32 9.31 8.75 8.61 7.87 7.61
Phosphate mg/L <MDL 12.611 48.2 <MDL 48.2 <MDL <MDL
ResidueFilterable-TDS m /L 1886 3997.5 5188 4246 5168 3798 5141
Sulfate m /L 6.59 58.209 300 10.7 6.59 17.08 20.58
Arsenic mg/L 0.019 0.254 0.854 0.22 0.071 0.574 0.4
Cadmium mg/L <MDL 0.015 0.029 0.029 0.019 0.016 0.007
Calcium mg/L 0.65 10.151 36.7 9.36 t1 11 3.55
Iron Dissolvetl mg/L 0.01 0.474 3.13 0.13 0.01 0.241 0.071
Iran (Total mglL 0.119 14.262 99.3 1.01 0.91 10.79 0.128
Magnesium m /L 2.59 5.43 10.2 3.9 3.4 5 2.82
Manganese (Dissolved) mg/L <MDL 0.1142 0.417 0.03 0.03 0.048 0.01
Manganese (Total) mg/L <MDL 0.8152 2.51 0.04 0.04 0.386 0.012
Mercu m !L <MDL 0.0002 0.0004 0.000055 0.00042 0.000027 0.0004
Selenium m /L <MDL 0.0804 0.388 0.042 0.015 0.368 0.002
Sodium mglL 784 1278.1 1702 1585 918 1308 1702
Zinc mg/L 0.015 0.072 0.206 0.06 0.069 0.028 0.053
The area o/concern for monitoring point OH-67D has not been alfeded by Me mining operahon. Therefore, all recrorded
monitohng events are considered Baseline.
Baseline Information Collection initiated on 11/30/00 and not yet considered complete.
Point DHfi7D has not been influenced by mining.
Figure No. 142