Borehole Number: |
Coordinates Type: WGS 84 |
Coordinates Format: Decimal Degrees (DD) |
Coordinates: -23.19243 , 20.42433 |
Location: Ncojane |
Location Description: NCOJANE |
Start Drill: 2005-10-15 |
End Drill: 2005-10-31 |
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: 23.66 M3/hr |
Static Water Level: 107.4 m |
Borehole Water Strike: 199 Metres |
End of Hole (Depth): 256 Metres |
Hole Diameter: 254 Millimetres |
Log Formation: |
No. | From (m) | To (m) | Log Formation |
---|
1. | 0 | 2 | dark brown sand |
2. | 2 | 4 | light brown, fine to medium sand |
3. | 4 | 8 | white fine to medium grained sand |
4. | 8 | 17 | yellow fine to medium grained sand |
5. | 17 | 19 | calcrete |
6. | 19 | 40 | red silcrete |
7. | 40 | 43 | pink fine grained sand |
8. | 43 | 46 | red dolerite |
9. | 46 | 54 | brown silky mudstone |
10. | 54 | 70 | white fine to medium sandstone |
11. | 70 | 90 | red fine to medium sandstone |
12. | 90 | 100 | orange mudstone |
13. | 100 | 110 | Purple mudstone |
14. | 110 | 116 | dark grey mudstone |
15. | 116 | 120 | black mudstone |
16. | 120 | 127 | grey mudstone |
17. | 127 | 165 | dolerite |
18. | 165 | 169 | white -brown medium grained |
19. | 169 | 173 | grey mudstone |
20. | 173 | 186 | carbonaceous sandstone |
21. | 186 | 191 | coal |
22. | 191 | 199 | grey, fine, brown grained sandstone |
23. | 199 | 201 | pink fine to medium grained sandstone |
24. | 201 | 220 | white fine to coarse grained sandstone |
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