Geology for ELR MIT 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 0445y to 0M 0825y | Clay, Silt and Sand | Alluvium | West Walton Formation, Ampthill Clay Formation and Kimmeridge Clay Formation Ⓤ - Mudstone |
| 0M 0825y to 2M 1155y | West Walton Formation, Ampthill Clay Formation and Kimmeridge Clay Formation Ⓤ - Mudstone | ||
| 2M 1155y to 3M 0495y | Wealden Group - Sandstone and Siltstone, Interbedded | ||
| 3M 0495y to 3M 1153y | Diamicton | Till | Wealden Group - Sandstone and Siltstone, Interbedded |