Borehole Number: |
Coordinates Type: WGS 84 |
Coordinates Format: Decimal Degrees (DD) |
Coordinates: -24.51692 , 23.99603 |
Location: Sekoma |
Location Description: SEKOMA WELLFIELD |
Start Drill: 2005-10-04 |
End Drill: 2005-11-03 |
Borehole Type: Groundwater |
Drilling Method: Percussion |
Drilling Rig(s): N/A |
Sample Type: Water |
Depth of Surface Casing: N/A |
Hole Inclination: N/A |
Estimated Yield: 1.6 M3/hr |
Static Water Level: 88.7 m |
Borehole Water Strike: 117 Metres |
End of Hole (Depth): 200.5 Metres |
Hole Diameter: 254 Millimetres |
Log Formation: |
No. | From (m) | To (m) | Log Formation |
---|
1. | 0 | 16 | Unconsolidated Kalahari |
2. | 16 | 20 | Conglomerate |
3. | 20 | 25 | Cream white mudstone |
4. | 25 | 32 | Green quartzitic sandstone |
5. | 32 | 57 | Weathered dolerite |
6. | 57 | 102 | Purple quartzite |
7. | 102 | 116 | Purple quartzite and dolerite |
8. | 116 | 134 | Fractured purple quartzite |
9. | 134 | 153 | Grey quartzite |
10. | 153 | 158 | Purple quartzite |
11. | 158 | 201 | Grey quartzite |
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