Geology for ELR NGJ 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 -008y to 0M 0165y | Sand and Gravel | Glacial Sand and Gravel | Pennine Middle Coal Measures Formation and South Wales Middle Coal Measures Formation Ⓤ |
| 0M 0165y to 0M 0715y | Sand and Gravel | Glacial Sand and Gravel | Permian Rocks Ⓤ - Sandstone and Conglomerate, Interbedded |
| 0M 0715y to 0M 1193y | Diamicton | Till | Permian Rocks Ⓤ - Sandstone and Conglomerate, Interbedded |