| Borehole Number: |
| Coordinates Type: WGS 84 |
| Coordinates Format: Decimal Degrees (DD) |
| Coordinates: -24.8765 , 24.28451 |
| Location: Kang |
| Location Description: BLDC RANK KANG AREA |
| Start Drill: 2005-05-06 |
| End Drill: 2005-05-20 |
| 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: 6.6 M3/hr |
| Static Water Level: 133.35 m |
| Borehole Water Strike: 170 Metres |
| End of Hole (Depth): 343 Metres |
| Hole Diameter: 203 Millimetres |
| Log Formation: |
| No. | From (m) | To (m) | Log Formation |
|---|
| 1. | 0 | 7 | Sand kalahari, brown to light very fine loose |
| 2. | 7 | 20 | San, calcretised, semi consolidated, light brown, loose |
| 3. | 20 | 46 | Sand, very fine to fine, loose |
| 4. | 46 | 76 | Sand, silcrete, semi-consolidated and moderately hard fine to coarse grained toward bottom |
| 5. | 76 | 142 | Sandstone, pink, white, grey and brown, fine grained to coarse, friable traces of olive green mudstone towards the bottom |
| 6. | 142 | 143 | Sandstone-mudstone contact zone |
| 7. | 143 | 153 | Mudstone, laminated olive green |
| 8. | 153 | 154 | Mudstone-sandstone contact zone |
| 9. | 154 | 167 | Sandstones, grey, brownish, fine contaminated by olive green mudstones collapsing from above |
| 10. | 167 | 172 | Coal + sandstones laminated |
| 11. | 172 | 173 | Coal seam laminated w/fine sandstone |
| 12. | 173 | 196 | Sandstones, light grey, fine grey |
| 13. | 196 | 199 | Coal seam laminated |
| 14. | 199 | 223 | Sandstone, very fine to fine grey, clean |
| 15. | 223 | 242 | Sandstone, white, coarse grey |
| 16. | 242 | 336 | Sandstone, fine to coarse hard sandstone |
| 17. | 336 | 337 | Dolerite, blue green, coarse very hard |
| 18. | 337 | 342 | Sandstone, quartzite |
| 19. | 342 | 343 | Dolerite, blue green, hard |
© Botswana Geoscience Institute 2025 | www.bgi.org.bw | Disclaimer