Geology for ELR HAY2 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 |
|---|---|---|---|
| 18M 1005y to 19M 1485y | Diamicton | Till | Millstone Grit Group - Mudstone, Siltstone and Sandstone |
| 19M 1485y to 19M 1595y | Millstone Grit Group - Mudstone, Siltstone and Sandstone | ||
| 19M 1595y to 20M 1105y | Bowland High Group and Craven Group Ⓤ - Mudstone, Siltstone and Sandstone |