Geology for ELR MVR is based on British Geological Survey (BGS) low-resolution data sampled at 100 metre intervals along the ELR. The geology presented should not be treated as accurate or complete. Data marked with Ⓤ is classed as undifferentiated by the BGS.
| Mileage | Material | Deposit | Bedrock |
|---|---|---|---|
| 0M -054y to 0M -027y | White Chalk Subgroup - Chalk | ||
| 0M -027y to 0M 0275y | Lambeth Group - Clay, Silt, Sand and Gravel | ||
| 0M 0275y to 0M 0530y | Thames Group - Clay, Silt, Sand and Gravel |