See detailed information for ELR DCL
⚠️ 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 |
|---|---|---|---|
| 52M 1665y to 53M 0495y | Gault Formation and Upper Greensand Formation Ⓤ - Mudstone, Sandstone and Limestone | ||
| 53M 0495y to 53M 0715y | Clay, Silt and Sand | Alluvium | Gault Formation and Upper Greensand Formation Ⓤ - Mudstone, Sandstone and Limestone |
| 53M 0715y to 55M 0055y | Sand and Gravel | River Terrace Deposits Ⓤ | Gault Formation and Upper Greensand Formation Ⓤ - Mudstone, Sandstone and Limestone |
| 55M 0055y to 55M 0605y | Clay, Silt and Sand | Alluvium | Gault Formation and Upper Greensand Formation Ⓤ - Mudstone, Sandstone and Limestone |
| 55M 0605y to 55M 1155y | Sand and Gravel | River Terrace Deposits Ⓤ | Gault Formation and Upper Greensand Formation Ⓤ - Mudstone, Sandstone and Limestone |
| 55M 1155y to 55M 1485y | Sand and Gravel | River Terrace Deposits Ⓤ | Lower Greensand Group - Sandstone and Mudstone |
| 55M 1485y to 56M 1485y | Lower Greensand Group - Sandstone and Mudstone | ||
| 56M 1485y to 57M 0275y | Clay, Silt and Sand | Alluvium | Lower Greensand Group - Sandstone and Mudstone |
| 57M 0275y to 58M 0935y | Sand and Gravel | River Terrace Deposits Ⓤ | West Walton Formation, Ampthill Clay Formation and Kimmeridge Clay Formation Ⓤ - Mudstone |
| 58M 0935y to 59M 0825y | West Walton Formation, Ampthill Clay Formation and Kimmeridge Clay Formation Ⓤ - Mudstone | ||
| 59M 0825y to 59M 0935y | Clay, Silt and Sand | Alluvium | West Walton Formation, Ampthill Clay Formation and Kimmeridge Clay Formation Ⓤ - Mudstone |
| 59M 0935y to 60M 0385y | Clay, Silt and Sand | Alluvium | Corallian Group - Limestone, Sandstone, Siltstone and Mudstone |
| 60M 0385y to 61M 0935y | Clay, Silt and Sand | Alluvium | West Walton Formation, Ampthill Clay Formation and Kimmeridge Clay Formation Ⓤ - Mudstone |
| 61M 0935y to 63M 0715y | Clay, Silt and Sand | Alluvium | Kellaways Formation and Oxford Clay Formation Ⓤ - Mudstone, Siltstone and Sandstone |
| 63M 0715y to 63M 1265y | Sand and Gravel | River Terrace Deposits Ⓤ | Kellaways Formation and Oxford Clay Formation Ⓤ - Mudstone, Siltstone and Sandstone |
| 63M 1265y to 64M 1705y | Clay, Silt and Sand | Alluvium | Kellaways Formation and Oxford Clay Formation Ⓤ - Mudstone, Siltstone and Sandstone |
| 64M 1705y to 66M 0935y | Kellaways Formation and Oxford Clay Formation Ⓤ - Mudstone, Siltstone and Sandstone | ||
| 66M 0935y to 68M 0605y | Clay, Silt and Sand | Alluvium | Kellaways Formation and Oxford Clay Formation Ⓤ - Mudstone, Siltstone and Sandstone |
| 68M 0605y to 68M 1705y | Kellaways Formation and Oxford Clay Formation Ⓤ - Mudstone, Siltstone and Sandstone | ||
| 68M 1705y to 69M 0165y | Great Oolite Group - Sandstone, Limestone and Argillaceous Rocks | ||
| 69M 0165y to 69M 0825y | Clay, Silt and Sand | Alluvium | Great Oolite Group - Sandstone, Limestone and Argillaceous Rocks |
| 69M 0825y to 71M 0275y | Great Oolite Group - Sandstone, Limestone and Argillaceous Rocks | ||
| 71M 0275y to 71M 0825y | Clay, Silt and Sand | Alluvium | Great Oolite Group - Sandstone, Limestone and Argillaceous Rocks |
| 71M 0825y to 72M 0935y | Great Oolite Group - Sandstone, Limestone and Argillaceous Rocks | ||
| 72M 0935y to 73M 0715y | Clay, Silt and Sand | Alluvium | Great Oolite Group - Sandstone, Limestone and Argillaceous Rocks |
| 73M 0715y to 73M 1045y | Clay, Silt and Sand | Alluvium | Inferior Oolite Group - Limestone, Sandstone, Siltstone and Mudstone |
| 73M 1045y to 74M 1045y | Clay, Silt and Sand | Alluvium | Lias Group - Mudstone, Siltstone, Limestone and Sandstone |
| 74M 1045y to 74M 1705y | Lias Group - Mudstone, Siltstone, Limestone and Sandstone | ||
| 74M 1705y to 75M 0495y | Clay, Silt and Sand | Alluvium | Lias Group - Mudstone, Siltstone, Limestone and Sandstone |
| 75M 0495y to 75M 1375y | Lias Group - Mudstone, Siltstone, Limestone and Sandstone | ||
| 75M 1375y to 75M 1705y | Clay, Silt and Sand | Alluvium | Lias Group - Mudstone, Siltstone, Limestone and Sandstone |
| 75M 1705y to 77M 0715y | Lias Group - Mudstone, Siltstone, Limestone and Sandstone | ||
| 77M 0715y to 78M 0165y | Clay, Silt and Sand | Alluvium | Lias Group - Mudstone, Siltstone, Limestone and Sandstone |
| 78M 0165y to 80M 1705y | Lias Group - Mudstone, Siltstone, Limestone and Sandstone | ||
| 80M 1705y to 81M 0715y | Clay, Silt and Sand | Alluvium | Lias Group - Mudstone, Siltstone, Limestone and Sandstone |
| 81M 0715y to 81M 1485y | Lias Group - Mudstone, Siltstone, Limestone and Sandstone | ||
| 81M 1485y to 82M 0055y | Clay, Silt and Sand | Alluvium | Lias Group - Mudstone, Siltstone, Limestone and Sandstone |
| 82M 0055y to 83M 1375y | Lias Group - Mudstone, Siltstone, Limestone and Sandstone | ||
| 83M 1375y to 84M 0055y | Clay, Silt and Sand | Alluvium | Lias Group - Mudstone, Siltstone, Limestone and Sandstone |
| 84M 0055y to 86M 1485y | Lias Group - Mudstone, Siltstone, Limestone and Sandstone | ||
| 86M 1485y to 87M 0275y | Clay, Silt and Sand | Alluvium | Lias Group - Mudstone, Siltstone, Limestone and Sandstone |
| 87M 0275y to 91M 0715y | Lias Group - Mudstone, Siltstone, Limestone and Sandstone | ||
| 91M 0715y to 91M 0935y | Clay, Silt and Sand | Alluvium | Lias Group - Mudstone, Siltstone, Limestone and Sandstone |
| 91M 0935y to 100M 0165y | Lias Group - Mudstone, Siltstone, Limestone and Sandstone | ||
| 100M 0165y to 100M 1375y | Diamicton | Till | Lias Group - Mudstone, Siltstone, Limestone and Sandstone |
| 100M 1375y to 101M 0055y | Lias Group - Mudstone, Siltstone, Limestone and Sandstone | ||
| 101M 0055y to 103M 1155y | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone | ||
| 103M 1155y to 104M 0165y | Lias Group - Mudstone, Siltstone, Limestone and Sandstone | ||
| 104M 0165y to 104M 1595y | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone | ||
| 104M 1595y to 105M 1705y | Sand and Gravel | River Terrace Deposits Ⓤ | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 105M 1705y to 106M 0165y | Sand and Gravel | River Terrace Deposits Ⓤ | Triassic Rocks Ⓤ - Sandstone and Conglomerate, Interbedded |
| 106M 0165y to 107M 0275y | Sand and Gravel | River Terrace Deposits Ⓤ | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 107M 0275y to 107M 1705y | Triassic Rocks Ⓤ - Sandstone and Conglomerate, Interbedded | ||
| 107M 1705y to 108M 0275y | Warwickshire Group - Siltstone and Sandstone with Subordinate Mudstone | ||
| 108M 0275y to 108M 0935y | Triassic Rocks Ⓤ - Sandstone and Conglomerate, Interbedded | ||
| 108M 0935y to 111M 0055y | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone | ||
| 111M 0055y to 111M 1485y | Diamicton | Till | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 111M 1485y to 112M 0385y | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone | ||
| 112M 0385y to 112M 0605y | Diamicton | Till | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 112M 0605y to 112M 1375y | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone | ||
| 112M 1375y to 112M 1705y | Diamicton | Till | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 112M 1705y to 115M 0165y | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone | ||
| 115M 0165y to 115M 0935y | Sand and Gravel | River Terrace Deposits Ⓤ | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 115M 0935y to 117M 0605y | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone | ||
| 117M 0605y to 117M 1595y | Sand and Gravel | Glacial Sand and Gravel | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 117M 1595y to 118M 0495y | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone | ||
| 118M 0495y to 119M 0385y | Diamicton | Till | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 119M 0385y to 121M 0385y | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone | ||
| 121M 0385y to 123M 0495y | Sand and Gravel | Glacial Sand and Gravel | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 123M 0495y to 124M 1485y | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone | ||
| 124M 1485y to 125M 0825y | Diamicton | Till | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 125M 0825y to 126M 0385y | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone | ||
| 126M 0385y to 126M 0715y | Clay, Silt and Sand | Alluvium | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 126M 0715y to 126M 1375y | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone | ||
| 126M 1375y to 128M 0275y | Sand and Gravel | Glacial Sand and Gravel | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 128M 0275y to 128M 0605y | Clay, Silt and Sand | Alluvium | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 128M 0605y to 128M 1155y | Sand and Gravel | Glacial Sand and Gravel | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 128M 1155y to 130M 0275y | Sand and Gravel | Glacial Sand and Gravel | Triassic Rocks Ⓤ - Sandstone and Conglomerate, Interbedded |
| 130M 0275y to 132M 0385y | Diamicton | Till | Triassic Rocks Ⓤ - Sandstone and Conglomerate, Interbedded |
| 132M 0385y to 132M 1042y | Diamicton | Till | Warwickshire Group - Siltstone and Sandstone with Subordinate Mudstone |