Geology for ELR SPD3 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 |
|---|---|---|---|
| 81M 0534y to 82M 0935y | Clay, Silt and Sand | Alluvium | Lias Group - Mudstone, Siltstone, Limestone and Sandstone |
| 82M 0935y to 83M 0715y | Lias Group - Mudstone, Siltstone, Limestone and Sandstone | ||
| 83M 0715y to 83M 1045y | Sand and Gravel | River Terrace Deposits Ⓤ | Lias Group - Mudstone, Siltstone, Limestone and Sandstone |
| 83M 1045y to 84M 0935y | Clay, Silt and Sand | Alluvium | Lias Group - Mudstone, Siltstone, Limestone and Sandstone |
| 84M 0935y to 86M 0825y | Sand and Gravel | River Terrace Deposits Ⓤ | Lias Group - Mudstone, Siltstone, Limestone and Sandstone |
| 86M 0825y to 87M 0495y | Clay, Silt and Sand | Alluvium | Lias Group - Mudstone, Siltstone, Limestone and Sandstone |
| 87M 0495y to 92M 0825y | Lias Group - Mudstone, Siltstone, Limestone and Sandstone | ||
| 92M 0825y to 93M 1265y | Diamicton | Till | Lias Group - Mudstone, Siltstone, Limestone and Sandstone |
| 93M 1265y to 94M 0605y | Lias Group - Mudstone, Siltstone, Limestone and Sandstone | ||
| 94M 0605y to 94M 1045y | Diamicton | Till | Lias Group - Mudstone, Siltstone, Limestone and Sandstone |
| 94M 1045y to 94M 1485y | Sand and Gravel | River Terrace Deposits Ⓤ | Lias Group - Mudstone, Siltstone, Limestone and Sandstone |
| 94M 1485y to 95M 0385y | Diamicton | Till | Lias Group - Mudstone, Siltstone, Limestone and Sandstone |
| 95M 0385y to 95M 1045y | Sand | Blown Sand | Lias Group - Mudstone, Siltstone, Limestone and Sandstone |
| 95M 1045y to 97M 1705y | Sand | Blown Sand | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 97M 1705y to 98M 0275y | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone | ||
| 98M 0275y to 98M 0495y | Sand and Gravel | River Terrace Deposits Ⓤ | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 98M 0495y to 98M 1557y | Clay, Silt and Sand | Alluvium | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone |