Geology for ELR SAC 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 |
|---|---|---|---|
| 234M 0847y to 236M 1155y | Clay, Silt and Sand | Alluvium | Millstone Grit Group - Mudstone, Siltstone and Sandstone |
| 236M 1155y to 236M 1375y | Clay, Silt and Sand | Alluvium | Dinantian Rocks Ⓤ - Limestone with Subordinate Sandstone and Argillaceous Rocks |
| 236M 1375y to 237M 0055y | Diamicton | Till | Dinantian Rocks Ⓤ - Limestone with Subordinate Sandstone and Argillaceous Rocks |
| 237M 0055y to 237M 0385y | Clay, Silt and Sand | Alluvium | Dinantian Rocks Ⓤ - Limestone with Subordinate Sandstone and Argillaceous Rocks |
| 237M 0385y to 239M 0385y | Diamicton | Till | Dinantian Rocks Ⓤ - Limestone with Subordinate Sandstone and Argillaceous Rocks |
| 239M 0385y to 240M 0055y | Diamicton | Till | Wenlock Rocks Ⓤ - Sandstone and Conglomerate, Interbedded |
| 240M 0055y to 240M 1045y | Diamicton | Till | Silurian Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 240M 1045y to 241M 0165y | Clay, Silt and Sand | Alluvium | Silurian Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 241M 0165y to 241M 0275y | Clay, Silt and Sand | Alluvium | Wenlock Rocks Ⓤ - Sandstone and Conglomerate, Interbedded |
| 241M 0275y to 241M 0715y | Wenlock Rocks Ⓤ - Sandstone and Conglomerate, Interbedded | ||
| 241M 0715y to 241M 1485y | Silurian Rocks Ⓤ - Mudstone, Siltstone and Sandstone | ||
| 241M 1485y to 242M 0495y | Clay, Silt and Sand | Alluvium | Silurian Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 242M 0495y to 242M 0605y | Clay, Silt and Sand | Alluvium | Ordovician Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 242M 0605y to 242M 1375y | Diamicton | Till | Ordovician Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 242M 1375y to 244M 1375y | Diamicton | Till | Dinantian Rocks Ⓤ - Limestone with Subordinate Sandstone and Argillaceous Rocks |
| 244M 1375y to 247M 1045y | Dinantian Rocks Ⓤ - Limestone with Subordinate Sandstone and Argillaceous Rocks | ||
| 247M 1045y to 247M 1705y | Diamicton | Till | Dinantian Rocks Ⓤ - Limestone with Subordinate Sandstone and Argillaceous Rocks |
| 247M 1705y to 248M 0605y | Dinantian Rocks Ⓤ - Limestone with Subordinate Sandstone and Argillaceous Rocks | ||
| 248M 0605y to 248M 0825y | Diamicton | Till | Dinantian Rocks Ⓤ - Limestone with Subordinate Sandstone and Argillaceous Rocks |
| 248M 0825y to 251M 1155y | Diamicton | Till | Yoredale Group - Limestone with Subordinate Sandstone and Argillaceous Rocks |
| 251M 1155y to 252M 0825y | Yoredale Group - Limestone with Subordinate Sandstone and Argillaceous Rocks | ||
| 252M 0825y to 253M 1155y | Diamicton | Till | Yoredale Group - Limestone with Subordinate Sandstone and Argillaceous Rocks |
| 253M 1155y to 254M 0715y | Yoredale Group - Limestone with Subordinate Sandstone and Argillaceous Rocks | ||
| 254M 0715y to 255M 1045y | Diamicton | Till | Yoredale Group - Limestone with Subordinate Sandstone and Argillaceous Rocks |
| 255M 1045y to 256M 0715y | Yoredale Group - Limestone with Subordinate Sandstone and Argillaceous Rocks | ||
| 256M 0715y to 260M 0715y | Diamicton | Till | Yoredale Group - Limestone with Subordinate Sandstone and Argillaceous Rocks |
| 260M 0715y to 260M 0935y | Yoredale Group - Limestone with Subordinate Sandstone and Argillaceous Rocks | ||
| 260M 0935y to 262M 1595y | Diamicton | Till | Yoredale Group - Limestone with Subordinate Sandstone and Argillaceous Rocks |
| 262M 1595y to 263M 0715y | Diamicton | Till | Yoredale Group - Limestone, Sandstone, Siltstone and Mudstone |
| 263M 0715y to 264M 0605y | Diamicton | Till | Yoredale Group - Limestone with Subordinate Sandstone and Argillaceous Rocks |
| 264M 0605y to 267M 0935y | Diamicton | Till | Dinantian Rocks Ⓤ - Limestone with Subordinate Sandstone and Argillaceous Rocks |
| 267M 0935y to 268M 0165y | Dinantian Rocks Ⓤ - Limestone with Subordinate Sandstone and Argillaceous Rocks | ||
| 268M 0165y to 269M 1265y | Diamicton | Till | Dinantian Rocks Ⓤ - Limestone with Subordinate Sandstone and Argillaceous Rocks |
| 269M 1265y to 273M 1485y | Diamicton | Till | Yoredale Group - Limestone with Subordinate Sandstone and Argillaceous Rocks |
| 273M 1485y to 274M 1045y | Diamicton | Till | Permian Rocks Ⓤ - Sandstone and Conglomerate, Interbedded |
| 274M 1045y to 274M 1705y | Clay, Silt and Sand | Alluvium | Permian Rocks Ⓤ - Sandstone and Conglomerate, Interbedded |
| 274M 1705y to 278M 0275y | Diamicton | Till | Permian Rocks Ⓤ - Sandstone and Conglomerate, Interbedded |
| 278M 0275y to 278M 1265y | Diamicton | Till | Yoredale Group - Limestone, Sandstone, Siltstone and Mudstone |
| 278M 1265y to 279M 0715y | Diamicton | Till | Permian Rocks Ⓤ - Sandstone and Conglomerate, Interbedded |
| 279M 0715y to 280M 0055y | Clay, Silt and Sand | Alluvium | Permian Rocks Ⓤ - Sandstone and Conglomerate, Interbedded |
| 280M 0055y to 280M 1265y | Diamicton | Till | Permian Rocks Ⓤ - Sandstone and Conglomerate, Interbedded |
| 280M 1265y to 283M 1155y | Diamicton | Till | Permian Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 283M 1155y to 283M 1595y | Clay, Silt and Sand | Alluvium | Permian Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 283M 1595y to 290M 0385y | Diamicton | Till | Permian Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 290M 0385y to 290M 1045y | Permian Rocks Ⓤ - Mudstone, Siltstone and Sandstone | ||
| 290M 1045y to 291M 0715y | Permian Rocks Ⓤ - Sandstone and Conglomerate, Interbedded | ||
| 291M 0715y to 293M 0825y | Clay, Silt and Sand | Alluvium | Permian Rocks Ⓤ - Sandstone and Conglomerate, Interbedded |
| 293M 0825y to 295M 1375y | Diamicton | Till | Permian Rocks Ⓤ - Sandstone and Conglomerate, Interbedded |
| 295M 1375y to 296M 0165y | Permian Rocks Ⓤ - Sandstone and Conglomerate, Interbedded | ||
| 296M 0165y to 296M 1155y | Diamicton | Till | Permian Rocks Ⓤ - Sandstone and Conglomerate, Interbedded |
| 296M 1155y to 296M 1375y | Permian Rocks Ⓤ - Sandstone and Conglomerate, Interbedded | ||
| 296M 1375y to 297M 1155y | Diamicton | Till | Permian Rocks Ⓤ - Sandstone and Conglomerate, Interbedded |
| 297M 1155y to 299M 1705y | Clay, Silt and Sand | Alluvium | Permian Rocks Ⓤ - Sandstone and Conglomerate, Interbedded |
| 299M 1705y to 300M 0385y | Diamicton | Till | Permian Rocks Ⓤ - Sandstone and Conglomerate, Interbedded |
| 300M 0385y to 300M 0605y | Diamicton | Till | Pennine Lower Coal Measures Formation and South Wales Lower Coal Measures Formation Ⓤ |
| 300M 0605y to 300M 1045y | Diamicton | Till | Permian Rocks Ⓤ - Sandstone and Conglomerate, Interbedded |
| 300M 1045y to 300M 1375y | Diamicton | Till | Permian Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 300M 1375y to 300M 1485y | Diamicton | Till | Permian Rocks Ⓤ - Sandstone and Conglomerate, Interbedded |
| 300M 1485y to 301M 1155y | Sand and Gravel | River Terrace Deposits Ⓤ | Permian Rocks Ⓤ - Sandstone and Conglomerate, Interbedded |
| 301M 1155y to 301M 1265y | Sand and Gravel | Glacial Sand and Gravel | Permian Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 301M 1265y to 301M 1595y | Sand and Gravel | Glacial Sand and Gravel | Permian Rocks Ⓤ - Sandstone and Conglomerate, Interbedded |
| 301M 1595y to 302M 0825y | Diamicton | Till | Permian Rocks Ⓤ - Sandstone and Conglomerate, Interbedded |
| 302M 0825y to 303M 0605y | Diamicton | Till | Permian Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 303M 0605y to 305M 0715y | Diamicton | Till | Triassic Rocks Ⓤ - Sandstone and Conglomerate, Interbedded |
| 305M 0715y to 306M 1045y | Sand and Gravel | Glacial Sand and Gravel | Triassic Rocks Ⓤ - Sandstone and Conglomerate, Interbedded |
| 306M 1045y to 306M 1705y | Diamicton | Till | Triassic Rocks Ⓤ - Sandstone and Conglomerate, Interbedded |
| 306M 1705y to 307M 0300y | Clay, Silt and Sand | Alluvium | Triassic Rocks Ⓤ - Sandstone and Conglomerate, Interbedded |