Geology for ELR MJT1 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.

MileageMaterialDepositBedrock
124M 0344y to 124M 0605yTriassic Rocks Ⓤ - Sandstone and Conglomerate, Interbedded
124M 0605y to 124M 1485yPermian Rocks Ⓤ - Sandstone and Conglomerate, Interbedded
124M 1485y to 125M 0055ySand and GravelGlacial Sand and GravelPermian Rocks Ⓤ - Sandstone and Conglomerate, Interbedded
125M 0055y to 125M 1045yClay, Silt and SandAlluviumPermian Rocks Ⓤ - Sandstone and Conglomerate, Interbedded
125M 1045y to 125M 1226yClay, Silt and SandAlluviumPennine Middle Coal Measures Formation and South Wales Middle Coal Measures Formation Ⓤ