2015-04-10_REPORT - C1996083

• Permit No: C1996083
• IBM Index Class Name: Report
• Doc Date: 4/10/2015
• From: J. E. Stover & Associates, Inc.
• To: DRMS
• Annual Report Year: 2014
• Permit Index Doc Type: Hydrology Report
• Email Name: JDM
• Email Name: DIH
• Media Type: D
• Archive: No

Bowie Resources, LLC
Surface Water
Bowie No. 2 Mine
SP7-5
2014 Annual Hydrology Report
Steven's Gulch - Pond Spring 7-5
Elevation - 8300
Initiated7/6/19837/6/19837/6/19837/6/1983
Activated
Date10/9/20148/14/20146/29/20144/4/2014
Summary Information
Field BaselineOperation
ParametersUNITSMinAveMaxMinAveMax
InflowGPM0.001.094.49SeepSeep0.940Seep*
OutflowGPM0.000.230.750.0000.000Seep0.625
FreeboardFeet0.000.270.690.620.5200
TemperatureCelsius4.811.021.76.96.4
Conductivityumhos/cm202325800320260
pHsu6.47.69.07.07.6
Field Comments
Lab
ParametersUNITS
Bicarbonatemg/L71.81183.41227.00
Chloridemg/L<MDL4.6819.82
Conductivityumhos/cm184301430
Hardnessmg/L74.97154.7228.0
Nitrate-Nitritemg/L0.2560.2560.256
Oil & Greasemg/L<MDL<MDL<MDL
pHsu6.77.48.4
Phosphatemg/L<MDL<MDL<MDL
ResidueFilterable-TDSmg/L163205260
ResidueNonFilterable-TSSmg/L242236
SAR0.2500.3550.933
Sulfatemg/L<MDL19.4154.0
Aluminum (TREC)mg/L0.0220.0220.022
Arsenic (TREC)mg/L0.040.040.04
Cadmium (TREC)mg/L0.010.010.01
Calcium (TREC)mg/L19.819.819.8
Copper (TREC)mg/L0.020.020.02
Iron (TREC)mg/L0.220.420.62
Lead (TREC)mg/L0.050.050.05
Magnesium (TREC)mg/L6.216.227.0
Manganese (TREC)mg/L0.010.020.02
Mercury (TREC)mg/L0.000040.000040.00004
Molybdenum (TREC)mg/L0.0060.0060.006
Selenium (TREC)mg/L0.0230.0230.023
Sodium (TREC)mg/L26.5626.5626.56
Zinc (TREC)mg/L0.0060.0060.006
The area of concern for monitoring point SP7-5 has not been affected by the mining operation. Therefore, all recorded
monitoring events are considered Baseline.
*Inflow unmeasurable
Baseline Information Collection initiated on 7/6/83 and not yet considered complete.
Point SP7-5 has not been influenced by mining.
Figure No. 4