2009-03-06_REVISION - M1983141 ‎(5)‎

• Permit No: M1983141
• IBM Index Class Name: REVISION
• Doc Date: 3/6/2009
• Doc Name: Submittal-Cash Mine Borehole Non-Tributary Determination Support Information
• From: Mount Royale Ventures, LLC
• To: DRMS
• Type & Sequence: TR6
• Email Name: ACS
• Media Type: D
• Archive: No

Table of Contents AdrianBrown
1. INTRODUCTION ..................................................................1
2. BOREHOLE .........................................................................1
2.1 Location ..................................................................... 1
.2.2 Cash Mine Borehole .................................................. 1
2.3 Geology ...................................................................... 1
2.4 Precipitation ............................................................... 2
2.5 Hydraulic Conductivity ................................................ 2
2.5.1 Mine Inflow ...................................................... 3
2.5.2 Length of Open Interval ................................... 3
2.5.3 Head Loss ....................................................... 3
2.5.4 Radius of Influence ........................................... 4
2.5.5 Well Radius ..................................................... 6
2.5.6 Hydraulic Conductivity ..................................... 6
2.6 Porosity ...................................................................... 6
2.6.1 Porosity of Bedrock ......................................... 6
2.6.2 Porosity of Decomposed
Granodiorite .................................................... 7
2.7 Dewatering Flow ........................................................ 8
2.8 Use ............................................................................ 9
3. DETERMINATION OF NON-TRIBUTARY
WATER ................................................................................9
3.1 Basis .......................................................................... 9
3.2 Impact to Natural Streams .........................................9
3.3 Non-Tributary Determination ....................................11
4. NON-TRIBUTARY MINE DEWATERING
PERMIT ..................................................................:...........11
4.1 Basis ........................................................................11
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