Borehole Number: |
Coordinates Type: WGS 84 |
Coordinates Format: Decimal Degrees (DD) |
Coordinates: -20.245444 , 22.401861 |
Location: Damara |
Location Description: NAKALATSWII BURIAL SITE ID:BSI 101 |
Start Drill: 2003-07-05 |
End Drill: 2003-07-09 |
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: N/A |
Static Water Level: 29.55 m |
Borehole Water Strike: N/A |
End of Hole (Depth): 101 Metres |
Hole Diameter: 203 Millimetres |
Log Formation: |
No. | From (m) | To (m) | Log Formation |
---|
1. | 0 | 1 | Sand, dark brown, fine grained |
2. | 1 | 5 | Sand, light brown, fine grained |
3. | 5 | 17 | Sand, yellowish-brown, fine grained |
4. | 17 | 31 | sand+ clay, yellow, fine grained |
5. | 31 | 40 | Sand and occasional calcrete, whitish-brown, fine |
6. | 40 | 48 | Sand and clay, brown, fine grained |
7. | 48 | 77 | Clay, brown, fine grained |
8. | 77 | 83 | Clay, brown to pale green, fine grained |
9. | 83 | 89 | sand, brown, fine grained |
10. | 89 | 91 | Clay and calcrete, grreenish- white, fine grained |
11. | 91 | 101 | Sand+ Occassional calcrete in places, green to brown , fine grained |
© Botswana Geoscience Institute 2025 | www.bgi.org.bw | Disclaimer