Geology for ELR GUD 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 -001y to 0M 0715y | Sand and Gravel | Glacial Sand and Gravel | Old Red Sandstone Supergroup - Conglomerate, Sandstone, Siltstone and Mudstone |
| 0M 0715y to 0M 0826y | Sand | Blown Sand | Old Red Sandstone Supergroup - Conglomerate, Sandstone, Siltstone and Mudstone |