Geology for ELR POD 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 |
|---|---|---|---|
| 120M 0509y to 120M 1045y | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone | ||
| 120M 1045y to 120M 1265y | Pennine Middle Coal Measures Formation and South Wales Middle Coal Measures Formation Ⓤ | ||
| 120M 1265y to 120M 1485y | Clay, Silt and Sand | Alluvium | Pennine Middle Coal Measures Formation and South Wales Middle Coal Measures Formation Ⓤ |
| 120M 1485y to 121M 0055y | Clay, Silt and Sand | Alluvium | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 121M 0055y to 121M 1155y | Clay, Silt and Sand | Alluvium | Triassic Rocks Ⓤ - Sandstone and Conglomerate, Interbedded |
| 121M 1155y to 121M 1595y | Triassic Rocks Ⓤ - Sandstone and Conglomerate, Interbedded | ||
| 121M 1595y to 123M 0275y | Dinantian Rocks Ⓤ - Limestone with Subordinate Sandstone and Argillaceous Rocks | ||
| 123M 0275y to 123M 0715y | |||
| 123M 0715y to 123M 1045y | Dinantian Rocks Ⓤ - Limestone with Subordinate Sandstone and Argillaceous Rocks | ||
| 123M 1045y to 123M 1485y | Clay, Silt and Sand | Alluvium | Upper Devonian Rocks Ⓤ - Sandstone and Conglomerate, Interbedded |
| 123M 1485y to 124M 0165y | Clay, Silt and Sand | Alluvium | Lower Devonian Rocks Ⓤ - Sandstone and Conglomerate, Interbedded |
| 124M 0165y to 124M 1265y | Clay, Silt and Sand | Alluvium | Triassic Rocks Ⓤ - Sandstone and Conglomerate, Interbedded |
| 124M 1265y to 125M 0165y | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone | ||
| 125M 0165y to 125M 0935y | Clay, Silt and Sand | Alluvium | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 125M 0935y to 125M 1375y | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone | ||
| 125M 1375y to 126M 0055y | Triassic Rocks Ⓤ - Sandstone and Conglomerate, Interbedded | ||
| 126M 0055y to 126M 0165y | Clay, Silt and Sand | Alluvium | Triassic Rocks Ⓤ - Sandstone and Conglomerate, Interbedded |
| 126M 0165y to 126M 0495y | Clay, Silt and Sand | Alluvium | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 126M 0495y to 126M 1045y | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone | ||
| 126M 1045y to 128M 0055y | Clay, Silt and Sand | Alluvium | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 128M 0055y to 128M 1045y | Sand and Gravel | River Terrace Deposits Ⓤ | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 128M 1045y to 129M 0715y | Clay, Silt and Sand | Alluvium | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 129M 0715y to 129M 1057y | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone |