Geology for ELR WSA 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 -154y to 2M 0165y | Sand and Gravel | Glacial Sand and Gravel | White Chalk Subgroup - Chalk |
| 2M 0165y to 4M 0165y | Diamicton | Till | White Chalk Subgroup - Chalk |
| 4M 0165y to 4M 0935y | Sand and Gravel | Glacial Sand and Gravel | White Chalk Subgroup - Chalk |
| 4M 0935y to 5M 0935y | Diamicton | Till | White Chalk Subgroup - Chalk |
| 5M 0935y to 5M 1375y | Sand and Gravel | Glacial Sand and Gravel | White Chalk Subgroup - Chalk |
| 5M 1375y to 6M 0825y | Sand and Gravel | River Terrace Deposits Ⓤ | White Chalk Subgroup - Chalk |
| 6M 0825y to 6M 1128y | White Chalk Subgroup - Chalk |