See detailed information for ELR RLY

 ⚠️ 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.

MileageMaterialDepositBedrock
8M 1035y to 10M 0605ySand and GravelRiver Terrace Deposits ⓊThames Group - Clay, Silt, Sand and Gravel
10M 0605y to 10M 1147ySand and GravelRiver Terrace Deposits ⓊLambeth Group - Clay, Silt, Sand and Gravel