See detailed information for ELR GLT
⚠️ 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.
| Mileage | Material | Deposit | Bedrock |
|---|---|---|---|
| 0M 1114y to 0M 1375y | Diamicton | Till | Pennine Middle Coal Measures Formation and South Wales Middle Coal Measures Formation Ⓤ |
| 0M 1375y to 0M 1705y | Diamicton | Till | Pennine Upper Coal Measures Formation - Mudstone, Siltstone, Sandstone, Coal, Ironstone and Ferricrete |
| 0M 1705y to 1M 0935y | Diamicton | Till | Pennine Middle Coal Measures Formation and South Wales Middle Coal Measures Formation Ⓤ |
| 1M 0935y to 2M 0275y | Clay | Lacustrine Deposits Ⓤ | Pennine Middle Coal Measures Formation and South Wales Middle Coal Measures Formation Ⓤ |
| 2M 0275y to 2M 1044y | Clay | Lacustrine Deposits Ⓤ | |
| 2M 1044y to 2M 1099y | Clay | Lacustrine Deposits Ⓤ | Pennine Middle Coal Measures Formation and South Wales Middle Coal Measures Formation Ⓤ |