| Borehole Number: |
| Coordinates Type: WGS 84 |
| Coordinates Format: Decimal Degrees (DD) |
| Coordinates: -20.375 , 22.90317 |
| Location: Toteng |
| Location Description: MANGANA ( BSI 201 ) |
| Start Drill: 2003-10-19 |
| End Drill: 2003-10-22 |
| 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: 20.4 m |
| Borehole Water Strike: N/A |
| End of Hole (Depth): 73 Metres |
| Hole Diameter: 158.8 Millimetres |
| Log Formation: |
| No. | From (m) | To (m) | Log Formation |
|---|
| 1. | 0 | 3 | Sand, brown, fine |
| 2. | 3 | 12 | Calcareous sand + calcrete |
| 3. | 12 | 27 | Sand, pale-brown, fine grained |
| 4. | 27 | 31 | Clay, dark brown |
| 5. | 31 | 37 | Calcareous clay, white |
| 6. | 37 | 41 | Clay, light-brown |
| 7. | 41 | 48 | Clay, dark brown |
| 8. | 48 | 57 | Calcareous clay, white |
| 9. | 57 | 63 | Clayey sand, light brown |
| 10. | 63 | 73 | Clay, light to dark brown |
© Botswana Geoscience Institute 2025 | www.bgi.org.bw | Disclaimer