Geology for ELR TSN2 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 |
|---|---|---|---|
| 123M 0521y to 124M 0503y | Triassic Rocks Ⓤ - Sandstone and Conglomerate, Interbedded |