Geology for ELR RSW 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 |
|---|---|---|---|
| 117M 1130y to 118M 0041y | Sand and Gravel | Raised Marine Deposits Ⓤ | Middle Old Red Sandstone Ⓤ - Conglomerate, Sandstone, Siltstone and Mudstone |