Geology for ELR SOL 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 |
|---|---|---|---|
| 35M 0591y to 36M 0304y | Clay, Silt and Sand | Alluvium | West Walton Formation, Ampthill Clay Formation and Kimmeridge Clay Formation Ⓤ - Mudstone |