See detailed information for ELR TSC

 ⚠️ 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
136M 1714y to 141M 1485yPennine Middle Coal Measures Formation and South Wales Middle Coal Measures Formation Ⓤ
141M 1485y to 141M 1729yZechstein Group - Dolomitised Limestone and Dolomite