Geology for ELR TRL6 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 |
|---|---|---|---|
| 0.-05km to 0.251km | Lower Greensand Group - Sandstone and Mudstone | ||
| 0.251km to 0.453km | Wealden Group - Mudstone, Siltstone and Sandstone | ||
| 0.453km to 1.558km | Lower Greensand Group - Sandstone and Mudstone | ||
| 1.558km to 2.016km | Wealden Group - Mudstone, Siltstone and Sandstone |