Geology for ELR BPC 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 |
|---|---|---|---|
| 129M 0752y to 129M 1265y | Clay, Silt and Sand | Alluvium | Permian Rocks Ⓤ - Sandstone and Conglomerate, Interbedded |
| 129M 1265y to 130M 0495y | Clay, Silt and Sand | Alluvium | Permian Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 130M 0495y to 131M 0495y | Permian Rocks Ⓤ - Mudstone, Siltstone and Sandstone | ||
| 131M 0495y to 131M 1705y | Clay, Silt and Sand | Alluvium | Permian Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 131M 1705y to 132M 0055y | Clay, Silt and Sand | Alluvium | Permian Rocks Ⓤ - Sandstone and Conglomerate, Interbedded |
| 132M 0055y to 132M 0935y | Clay, Silt and Sand | Alluvium | Permian Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 132M 0935y to 132M 1045y | Clay, Silt and Sand | Alluvium | Permian Rocks Ⓤ - Sandstone and Conglomerate, Interbedded |
| 132M 1045y to 132M 1265y | Permian Rocks Ⓤ - Sandstone and Conglomerate, Interbedded | ||
| 132M 1265y to 135M 0935y | Triassic Rocks Ⓤ - Sandstone and Conglomerate, Interbedded | ||
| 135M 0935y to 136M 0275y | Clay, Silt and Sand | Alluvium | Triassic Rocks Ⓤ - Sandstone and Conglomerate, Interbedded |
| 136M 0275y to 137M 0768y | Triassic Rocks Ⓤ - Sandstone and Conglomerate, Interbedded |