See detailed information for ELR NEC1
⚠️ 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 0934y to 1M 1265y | Diamicton | Till | Pennine Middle Coal Measures Formation and South Wales Middle Coal Measures Formation Ⓤ |
| 1M 1265y to 2M 0275y | Clay, Silt and Sand | Alluvium | Pennine Middle Coal Measures Formation and South Wales Middle Coal Measures Formation Ⓤ |
| 2M 0275y to 2M 1045y | Diamicton | Till | Pennine Middle Coal Measures Formation and South Wales Middle Coal Measures Formation Ⓤ |
| 2M 1045y to 3M 1155y | Clay, Silt and Sand | Alluvium | Pennine Middle Coal Measures Formation and South Wales Middle Coal Measures Formation Ⓤ |
| 3M 1155y to 3M 1265y | Pennine Middle Coal Measures Formation and South Wales Middle Coal Measures Formation Ⓤ | ||
| 3M 1265y to 3M 1375y | Pennine Lower Coal Measures Formation and South Wales Lower Coal Measures Formation Ⓤ | ||
| 3M 1375y to 4M 0385y | Pennine Middle Coal Measures Formation and South Wales Middle Coal Measures Formation Ⓤ | ||
| 4M 0385y to 4M 0715y | Pennine Lower Coal Measures Formation and South Wales Lower Coal Measures Formation Ⓤ | ||
| 4M 0715y to 5M 0617y | Clay, Silt and Sand | Alluvium | Pennine Lower Coal Measures Formation and South Wales Lower Coal Measures Formation Ⓤ |