Geology for ELR ALN1 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 |
|---|---|---|---|
| 0M -578y to 0M 0605y | Diamicton | Till | Yoredale Group - Limestone, Sandstone, Siltstone and Mudstone |
| 0M 0605y to 0M 1083y | Yoredale Group - Limestone, Sandstone, Siltstone and Mudstone |