See detailed information for ELR WYS
⚠️ 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 -001y to 0M 0495y | Inverclyde Group - Sandstone, Siltstone and Mudstone | ||
| 0M 0495y to 0M 1595y | Sand and Gravel | Raised Marine Deposits Ⓤ | Inverclyde Group - Sandstone, Siltstone and Mudstone |
| 0M 1595y to 2M 0385y | Diamicton | Till | Inverclyde Group - Sandstone, Siltstone and Mudstone |
| 2M 0385y to 2M 0825y | Inverclyde Group - Sandstone, Siltstone and Mudstone | ||
| 2M 0825y to 3M 1155y | Unnamed Extrusive Rocks, Dinantian - Mafic Lava and Mafic Tuff | ||
| 3M 1155y to 4M 0275y | Diamicton | Till | Unnamed Extrusive Rocks, Dinantian - Mafic Lava and Mafic Tuff |
| 4M 0275y to 5M 1595y | Unnamed Extrusive Rocks, Dinantian - Mafic Lava and Mafic Tuff | ||
| 5M 1595y to 6M 0275y | Diamicton | Till | Unnamed Extrusive Rocks, Dinantian - Mafic Lava and Mafic Tuff |
| 6M 0275y to 6M 1155y | Diamicton | Till | Inverclyde Group - Sandstone, Siltstone and Mudstone |
| 6M 1155y to 7M 1375y | Inverclyde Group - Sandstone, Siltstone and Mudstone | ||
| 7M 1375y to 7M 1485y | Sand and Gravel | Raised Marine Deposits Ⓤ | Inverclyde Group - Sandstone, Siltstone and Mudstone |
| 7M 1485y to 10M 0159y | Sand and Gravel | Raised Marine Deposits Ⓤ | Stratheden Group - Sandstone and Conglomerate, Interbedded |