Geology for ELR ETF 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 |
|---|---|---|---|
| 73M 0511y to 73M 1045y | Silt | Brickearth | Bracklesham Group and Barton Group Ⓤ - Sand, Silt and Clay |
| 73M 1045y to 73M 1375y | Silt | Brickearth | Thames Group - Clay, Silt, Sand and Gravel |
| 73M 1375y to 74M 0495y | Silt | Brickearth | Bracklesham Group and Barton Group Ⓤ - Sand, Silt and Clay |
| 74M 0495y to 74M 1705y | Clay, Silt and Sand | Alluvium | Bracklesham Group and Barton Group Ⓤ - Sand, Silt and Clay |
| 74M 1705y to 78M 0495y | Bracklesham Group and Barton Group Ⓤ - Sand, Silt and Clay | ||
| 78M 0495y to 78M 1045y | Sand and Gravel | River Terrace Deposits Ⓤ | Bracklesham Group and Barton Group Ⓤ - Sand, Silt and Clay |
| 78M 1045y to 80M 1485y | Bracklesham Group and Barton Group Ⓤ - Sand, Silt and Clay | ||
| 80M 1485y to 81M 1375y | Thames Group - Clay, Silt, Sand and Gravel | ||
| 81M 1375y to 81M 1595y | Lambeth Group - Clay, Silt, Sand and Gravel | ||
| 81M 1595y to 82M 1265y | White Chalk Subgroup - Chalk | ||
| 82M 1265y to 83M 0275y | Lambeth Group - Clay, Silt, Sand and Gravel | ||
| 83M 0275y to 84M 0503y | Thames Group - Clay, Silt, Sand and Gravel |