See detailed information for ELR BAE2
⚠️ Geology shown below is based on British Geological Survey (BGS) low-resolution data sampled at 100 metre intervals along the ELR. The geology relative to the mileages should not be treated as accurate or complete. Data marked with Ⓤ is classed as undifferentiated by the BGS.
| Mileage | Material | Deposit | Bedrock |
|---|---|---|---|
| 83M 1758y to 84M 1045y | Sand and Gravel | River Terrace Deposits Ⓤ | White Chalk Subgroup - Chalk |
| 84M 1045y to 85M 0605y | White Chalk Subgroup - Chalk | ||
| 85M 0605y to 85M 1485y | Sand and Gravel | River Terrace Deposits Ⓤ | White Chalk Subgroup - Chalk |
| 85M 1485y to 85M 1595y | White Chalk Subgroup - Chalk | ||
| 85M 1595y to 86M 0605y | Sand and Gravel | River Terrace Deposits Ⓤ | White Chalk Subgroup - Chalk |
| 86M 0605y to 86M 1155y | Clay, Silt and Sand | Alluvium | White Chalk Subgroup - Chalk |
| 86M 1155y to 86M 1595y | Sand and Gravel | River Terrace Deposits Ⓤ | White Chalk Subgroup - Chalk |
| 86M 1595y to 89M 1265y | White Chalk Subgroup - Chalk | ||
| 89M 1265y to 90M 0605y | Gault Formation and Upper Greensand Formation Ⓤ - Mudstone, Sandstone and Limestone | ||
| 90M 0605y to 90M 1265y | Sand and Gravel | River Terrace Deposits Ⓤ | Gault Formation and Upper Greensand Formation Ⓤ - Mudstone, Sandstone and Limestone |
| 90M 1265y to 91M 0495y | Gault Formation and Upper Greensand Formation Ⓤ - Mudstone, Sandstone and Limestone | ||
| 91M 0495y to 92M 0055y | Wealden Group - Sandstone and Siltstone, Interbedded | ||
| 92M 0055y to 94M 1265y | Purbeck Limestone Group - Limestone and Mudstone, Interbedded | ||
| 94M 1265y to 96M 0715y | Portland Group - Limestone and Calcareous Sandstone | ||
| 96M 0715y to 106M 0275y | West Walton Formation, Ampthill Clay Formation and Kimmeridge Clay Formation Ⓤ - Mudstone | ||
| 106M 0275y to 108M 0495y | Corallian Group - Limestone, Sandstone, Siltstone and Mudstone | ||
| 108M 0495y to 109M 1705y | Kellaways Formation and Oxford Clay Formation Ⓤ - Mudstone, Siltstone and Sandstone | ||
| 109M 1705y to 110M 1045y | Clay, Silt and Sand | Alluvium | Kellaways Formation and Oxford Clay Formation Ⓤ - Mudstone, Siltstone and Sandstone |
| 110M 1045y to 111M 1595y | Kellaways Formation and Oxford Clay Formation Ⓤ - Mudstone, Siltstone and Sandstone | ||
| 111M 1595y to 114M 0825y | Great Oolite Group - Sandstone, Limestone and Argillaceous Rocks | ||
| 114M 0825y to 115M 1265y | Inferior Oolite Group - Limestone, Sandstone, Siltstone and Mudstone | ||
| 115M 1265y to 115M 1705y | Great Oolite Group - Sandstone, Limestone and Argillaceous Rocks | ||
| 115M 1705y to 116M 1375y | Inferior Oolite Group - Limestone, Sandstone, Siltstone and Mudstone | ||
| 116M 1375y to 117M 0055y | Great Oolite Group - Sandstone, Limestone and Argillaceous Rocks | ||
| 117M 0055y to 117M 1155y | Inferior Oolite Group - Limestone, Sandstone, Siltstone and Mudstone | ||
| 117M 1155y to 118M 0165y | Great Oolite Group - Sandstone, Limestone and Argillaceous Rocks | ||
| 118M 0165y to 118M 1705y | Sand and Gravel | River Terrace Deposits Ⓤ | Great Oolite Group - Sandstone, Limestone and Argillaceous Rocks |
| 118M 1705y to 119M 0385y | Great Oolite Group - Sandstone, Limestone and Argillaceous Rocks | ||
| 119M 0385y to 120M 0715y | Sand and Gravel | River Terrace Deposits Ⓤ | Great Oolite Group - Sandstone, Limestone and Argillaceous Rocks |
| 120M 0715y to 120M 1155y | Great Oolite Group - Sandstone, Limestone and Argillaceous Rocks | ||
| 120M 1155y to 121M 1705y | Inferior Oolite Group - Limestone, Sandstone, Siltstone and Mudstone | ||
| 121M 1705y to 122M 0605y | Lias Group - Mudstone, Siltstone, Limestone and Sandstone | ||
| 122M 0605y to 122M 1375y | Clay, Silt and Sand | Alluvium | Lias Group - Mudstone, Siltstone, Limestone and Sandstone |
| 122M 1375y to 122M 1595y | Lias Group - Mudstone, Siltstone, Limestone and Sandstone | ||
| 122M 1595y to 123M 0055y | Clay, Silt and Sand | Alluvium | Lias Group - Mudstone, Siltstone, Limestone and Sandstone |
| 123M 0055y to 123M 0275y | Clay, Silt and Sand | Alluvium | Great Oolite Group - Sandstone, Limestone and Argillaceous Rocks |
| 123M 0275y to 124M 0165y | Great Oolite Group - Sandstone, Limestone and Argillaceous Rocks | ||
| 124M 0165y to 124M 1375y | Kellaways Formation and Oxford Clay Formation Ⓤ - Mudstone, Siltstone and Sandstone | ||
| 124M 1375y to 130M 1595y | Great Oolite Group - Sandstone, Limestone and Argillaceous Rocks | ||
| 130M 1595y to 132M 0385y | Inferior Oolite Group - Limestone, Sandstone, Siltstone and Mudstone | ||
| 132M 0385y to 132M 1375y | Great Oolite Group - Sandstone, Limestone and Argillaceous Rocks | ||
| 132M 1375y to 132M 1485y | Lias Group - Mudstone, Siltstone, Limestone and Sandstone | ||
| 132M 1485y to 133M 0715y | Great Oolite Group - Sandstone, Limestone and Argillaceous Rocks | ||
| 133M 0715y to 134M 0055y | Lias Group - Mudstone, Siltstone, Limestone and Sandstone | ||
| 134M 0055y to 134M 1045y | Great Oolite Group - Sandstone, Limestone and Argillaceous Rocks | ||
| 134M 1045y to 135M 0275y | Lias Group - Mudstone, Siltstone, Limestone and Sandstone | ||
| 135M 0275y to 135M 0825y | Gault Formation and Upper Greensand Formation Ⓤ - Mudstone, Sandstone and Limestone | ||
| 135M 0825y to 143M 1045y | Lias Group - Mudstone, Siltstone, Limestone and Sandstone | ||
| 143M 1045y to 144M 0275y | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone | ||
| 144M 0275y to 145M 1045y | Clay, Silt and Sand | Alluvium | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 145M 1045y to 146M 0825y | Sand and Gravel | River Terrace Deposits Ⓤ | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 146M 0825y to 146M 1045y | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone | ||
| 146M 1045y to 146M 1485y | Sand and Gravel | River Terrace Deposits Ⓤ | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 146M 1485y to 148M 1595y | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone | ||
| 148M 1595y to 149M 0165y | Diamicton | Clay-with-Flints | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 149M 0165y to 149M 1485y | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone | ||
| 149M 1485y to 150M 0495y | Diamicton | Clay-with-Flints | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 150M 0495y to 151M 0605y | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone | ||
| 151M 0605y to 151M 0825y | Gault Formation and Upper Greensand Formation Ⓤ - Mudstone, Sandstone and Limestone | ||
| 151M 0825y to 152M 1705y | Diamicton | Clay-with-Flints | Gault Formation and Upper Greensand Formation Ⓤ - Mudstone, Sandstone and Limestone |
| 152M 1705y to 153M 0495y | Gault Formation and Upper Greensand Formation Ⓤ - Mudstone, Sandstone and Limestone | ||
| 153M 0495y to 153M 0715y | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone | ||
| 153M 0715y to 155M 1045y | Sand and Gravel | River Terrace Deposits Ⓤ | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 155M 1045y to 157M 0825y | Clay, Silt and Sand | Alluvium | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 157M 0825y to 157M 1705y | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone | ||
| 157M 1705y to 159M 1155y | Triassic Rocks Ⓤ - Sandstone and Conglomerate, Interbedded | ||
| 159M 1155y to 160M 0165y | Permian Rocks Ⓤ - Mudstone, Siltstone and Sandstone | ||
| 160M 0165y to 160M 0495y | Clay, Silt and Sand | Alluvium | Triassic Rocks Ⓤ - Sandstone and Conglomerate, Interbedded |
| 160M 0495y to 160M 0825y | Triassic Rocks Ⓤ - Sandstone and Conglomerate, Interbedded | ||
| 160M 0825y to 160M 0935y | Permian Rocks Ⓤ - Mudstone, Siltstone and Sandstone | ||
| 160M 0935y to 160M 1045y | Triassic Rocks Ⓤ - Sandstone and Conglomerate, Interbedded | ||
| 160M 1045y to 163M 1375y | Permian Rocks Ⓤ - Mudstone, Siltstone and Sandstone | ||
| 163M 1375y to 164M 0275y | Clay, Silt and Sand | Alluvium | Permian Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 164M 0275y to 164M 0825y | Permian Rocks Ⓤ - Mudstone, Siltstone and Sandstone | ||
| 164M 0825y to 165M 1485y | Sand and Gravel | River Terrace Deposits Ⓤ | Permian Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 165M 1485y to 165M 1705y | Clay, Silt and Sand | Alluvium | Permian Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 165M 1705y to 166M 0825y | Clay, Silt and Sand | Alluvium | Permian Rocks Ⓤ - Sandstone and Conglomerate, Interbedded |
| 166M 0825y to 166M 1265y | Permian Rocks Ⓤ - Sandstone and Conglomerate, Interbedded | ||
| 166M 1265y to 167M 0715y | Clay, Silt and Sand | Alluvium | Permian Rocks Ⓤ - Sandstone and Conglomerate, Interbedded |
| 167M 0715y to 167M 1375y | Permian Rocks Ⓤ - Sandstone and Conglomerate, Interbedded | ||
| 167M 1375y to 167M 1595y | Clay, Silt and Sand | Alluvium | Permian Rocks Ⓤ - Sandstone and Conglomerate, Interbedded |
| 167M 1595y to 168M 1045y | Permian Rocks Ⓤ - Sandstone and Conglomerate, Interbedded | ||
| 168M 1045y to 169M 0165y | Holsworthy Group - Mudstone, Siltstone and Sandstone | ||
| 169M 0165y to 171M 0385y | Permian Rocks Ⓤ - Sandstone and Conglomerate, Interbedded | ||
| 171M 0385y to 172M 0311y | Holsworthy Group - Mudstone, Siltstone and Sandstone |