See detailed information for ELR SAR1

 ⚠️ 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
2M 1141y to 3M 0313ySand and GravelRiver Terrace Deposits ⓊThames Group - Clay, Silt, Sand and Gravel