Geology for ELR ILK1 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.
| Mileage | Material | Deposit | Bedrock |
|---|---|---|---|
| 201M 1726y to 202M 0385y | Clay, Silt and Sand | Alluvium | Millstone Grit Group - Mudstone, Siltstone and Sandstone |
| 202M 0385y to 208M 0001y | Diamicton | Till | Millstone Grit Group - Mudstone, Siltstone and Sandstone |