See detailed information for ELR WMY

 ⚠️ 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
85M 1756y to 86M 0275yPeatPeatWest Walton Formation, Ampthill Clay Formation and Kimmeridge Clay Formation Ⓤ - Mudstone
86M 0275y to 86M 1265yDiamictonTillWest Walton Formation, Ampthill Clay Formation and Kimmeridge Clay Formation Ⓤ - Mudstone
86M 1265y to 86M 1649yClay, Silt and SandAlluviumWest Walton Formation, Ampthill Clay Formation and Kimmeridge Clay Formation Ⓤ - Mudstone