See detailed information for ELR SWM2
⚠️ 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 |
|---|---|---|---|
| 113M 0078y to 113M 0495y | Clay, Silt and Sand | Alluvium | Lias Group - Mudstone, Siltstone, Limestone and Sandstone |
| 113M 0495y to 113M 0935y | Lias Group - Mudstone, Siltstone, Limestone and Sandstone | ||
| 113M 0935y to 114M 0605y | Clay, Silt and Sand | Alluvium | Lias Group - Mudstone, Siltstone, Limestone and Sandstone |
| 114M 0605y to 114M 0715y | Lias Group - Mudstone, Siltstone, Limestone and Sandstone | ||
| 114M 0715y to 115M 1045y | Clay, Silt and Sand | Alluvium | Lias Group - Mudstone, Siltstone, Limestone and Sandstone |
| 115M 1045y to 116M 0385y | Lias Group - Mudstone, Siltstone, Limestone and Sandstone | ||
| 116M 0385y to 116M 0825y | Sand and Gravel | River Terrace Deposits Ⓤ | Lias Group - Mudstone, Siltstone, Limestone and Sandstone |
| 116M 0825y to 117M 1155y | Lias Group - Mudstone, Siltstone, Limestone and Sandstone | ||
| 117M 1155y to 119M 0055y | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone | ||
| 119M 0055y to 119M 0715y | Clay, Silt and Sand | Alluvium | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 119M 0715y to 119M 1265y | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone | ||
| 119M 1265y to 120M 0275y | Clay, Silt and Sand | Alluvium | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 120M 0275y to 122M 0825y | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone | ||
| 122M 0825y to 123M 1595y | Sand and Gravel | River Terrace Deposits Ⓤ | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 123M 1595y to 127M 0385y | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone | ||
| 127M 0385y to 128M 0495y | Lias Group - Mudstone, Siltstone, Limestone and Sandstone | ||
| 128M 0495y to 128M 1265y | Clay, Silt and Sand | Alluvium | Lias Group - Mudstone, Siltstone, Limestone and Sandstone |
| 128M 1265y to 129M 0275y | Lias Group - Mudstone, Siltstone, Limestone and Sandstone | ||
| 129M 0275y to 129M 0935y | Pridoli Rocks Ⓤ - Mudstone, Siltstone and Sandstone | ||
| 129M 0935y to 130M 0495y | |||
| 130M 0495y to 130M 1375y | Pridoli Rocks Ⓤ - Mudstone, Siltstone and Sandstone | ||
| 130M 1375y to 132M 0055y | |||
| 132M 0055y to 132M 0165y | Lower Devonian Rocks Ⓤ - Mudstone, Siltstone and Sandstone | ||
| 132M 0165y to 133M 0275y | Sand and Gravel | River Terrace Deposits Ⓤ | Lower Devonian Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 133M 0275y to 133M 1595y | Clay, Silt and Sand | Alluvium | Lower Devonian Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 133M 1595y to 135M 0385y | Clay, Silt and Sand | Alluvium | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 135M 0385y to 135M 0935y | Sand and Gravel | River Terrace Deposits Ⓤ | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 135M 0935y to 136M 0385y | Sand and Gravel | River Terrace Deposits Ⓤ | Lower Devonian Rocks Ⓤ - Sandstone and Conglomerate, Interbedded |
| 136M 0385y to 136M 1155y | Sand and Gravel | River Terrace Deposits Ⓤ | Lower Devonian Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 136M 1155y to 138M 0165y | Sand and Gravel | River Terrace Deposits Ⓤ | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 138M 0165y to 138M 0385y | Sand and Gravel | River Terrace Deposits Ⓤ | |
| 138M 0385y to 139M 0275y | Sand and Gravel | River Terrace Deposits Ⓤ | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 139M 0275y to 140M 0385y | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone | ||
| 140M 0385y to 140M 1155y | Triassic Rocks Ⓤ - Sandstone and Conglomerate, Interbedded | ||
| 140M 1155y to 140M 1375y | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone | ||
| 140M 1375y to 141M 0055y | Dinantian Rocks Ⓤ - Limestone with Subordinate Sandstone and Argillaceous Rocks | ||
| 141M 0055y to 141M 0275y | |||
| 141M 0275y to 141M 0385y | Dinantian Rocks Ⓤ - Limestone with Subordinate Sandstone and Argillaceous Rocks | ||
| 141M 0385y to 141M 0605y | Clay, Silt and Sand | Alluvium | Dinantian Rocks Ⓤ - Limestone with Subordinate Sandstone and Argillaceous Rocks |
| 141M 0605y to 143M 0055y | Dinantian Rocks Ⓤ - Limestone with Subordinate Sandstone and Argillaceous Rocks | ||
| 143M 0055y to 143M 1155y | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone | ||
| 143M 1155y to 144M 0275y | Sand and Gravel | River Terrace Deposits Ⓤ | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 144M 0275y to 144M 0715y | Sand and Gravel | River Terrace Deposits Ⓤ | |
| 144M 0715y to 144M 1045y | Clay, Silt and Sand | Alluvium | |
| 144M 1045y to 145M 0715y | Sand and Gravel | River Terrace Deposits Ⓤ | |
| 145M 0715y to 145M 0825y | |||
| 145M 0825y to 145M 1485y | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone | ||
| 145M 1485y to 146M 0825y | Triassic Rocks Ⓤ - Sandstone and Conglomerate, Interbedded | ||
| 146M 0825y to 146M 1375y | Sand and Gravel | River Terrace Deposits Ⓤ | Triassic Rocks Ⓤ - Sandstone and Conglomerate, Interbedded |
| 146M 1375y to 147M 0055y | Clay, Silt and Sand | Alluvium | Triassic Rocks Ⓤ - Sandstone and Conglomerate, Interbedded |
| 147M 0055y to 148M 0055y | Sand and Gravel | River Terrace Deposits Ⓤ | Triassic Rocks Ⓤ - Sandstone and Conglomerate, Interbedded |
| 148M 0055y to 148M 0385y | Sand and Gravel | River Terrace Deposits Ⓤ | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 148M 0385y to 148M 0495y | Sand and Gravel | River Terrace Deposits Ⓤ | Triassic Rocks Ⓤ - Sandstone and Conglomerate, Interbedded |
| 148M 0495y to 149M 0605y | Triassic Rocks Ⓤ - Sandstone and Conglomerate, Interbedded | ||
| 149M 0605y to 150M 0055y | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone | ||
| 150M 0055y to 150M 0605y | Triassic Rocks Ⓤ - Sandstone and Conglomerate, Interbedded | ||
| 150M 0605y to 150M 1485y | Dinantian Rocks Ⓤ - Limestone with Subordinate Sandstone and Argillaceous Rocks | ||
| 150M 1485y to 151M 0495y | Sand and Gravel | River Terrace Deposits Ⓤ | Dinantian Rocks Ⓤ - Limestone with Subordinate Sandstone and Argillaceous Rocks |
| 151M 0495y to 151M 0935y | Sand and Gravel | River Terrace Deposits Ⓤ | Upper Devonian Rocks Ⓤ - Sandstone and Conglomerate, Interbedded |
| 151M 0935y to 152M 0275y | Upper Devonian Rocks Ⓤ - Sandstone and Conglomerate, Interbedded | ||
| 152M 0275y to 152M 0385y | Clay, Silt and Sand | Alluvium | Upper Devonian Rocks Ⓤ - Sandstone and Conglomerate, Interbedded |
| 152M 0385y to 152M 1595y | Clay, Silt and Sand | Alluvium | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 152M 1595y to 153M 0825y | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone | ||
| 153M 0825y to 154M 0605y | Lias Group - Mudstone, Siltstone, Limestone and Sandstone | ||
| 154M 0605y to 154M 1155y | Clay, Silt and Sand | Alluvium | Lias Group - Mudstone, Siltstone, Limestone and Sandstone |
| 154M 1155y to 156M 1265y | Lias Group - Mudstone, Siltstone, Limestone and Sandstone | ||
| 156M 1265y to 157M 0055y | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone | ||
| 157M 0055y to 157M 0495y | Lower Devonian Rocks Ⓤ - Mudstone, Siltstone and Sandstone | ||
| 157M 0495y to 158M 0605y | Clay, Silt and Sand | Alluvium | Lower Devonian Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 158M 0605y to 159M 1705y | Lower Devonian Rocks Ⓤ - Mudstone, Siltstone and Sandstone | ||
| 159M 1705y to 160M 0055y | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone | ||
| 160M 0055y to 160M 0385y | Clay, Silt and Sand | Alluvium | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 160M 0385y to 160M 0935y | Clay, Silt and Sand | Alluvium | Lias Group - Mudstone, Siltstone, Limestone and Sandstone |
| 160M 0935y to 162M 0385y | Clay, Silt and Sand | Alluvium | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 162M 0385y to 162M 0715y | Sand and Gravel | River Terrace Deposits Ⓤ | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 162M 0715y to 163M 1265y | Clay, Silt and Sand | Alluvium | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 163M 1265y to 164M 0055y | Diamicton | Till | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 164M 0055y to 164M 0825y | Diamicton | Till | Lower Devonian Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 164M 0825y to 164M 1155y | Diamicton | Till | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 164M 1155y to 164M 1375y | Clay, Silt and Sand | Alluvium | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 164M 1375y to 165M 0275y | Clay, Silt and Sand | Alluvium | Lower Devonian Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 165M 0275y to 165M 1595y | Diamicton | Till | Lower Devonian Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 165M 1595y to 166M 0055y | Clay, Silt and Sand | Alluvium | Pridoli Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 166M 0055y to 166M 0385y | Pridoli Rocks Ⓤ - Mudstone, Siltstone and Sandstone | ||
| 166M 0385y to 166M 0715y | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone | ||
| 166M 0715y to 166M 0825y | Pridoli Rocks Ⓤ - Mudstone, Siltstone and Sandstone | ||
| 166M 0825y to 166M 0935y | Clay, Silt and Sand | Alluvium | Pridoli Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 166M 0935y to 166M 1265y | Clay, Silt and Sand | Alluvium | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 166M 1265y to 166M 1595y | Clay, Silt and Sand | Alluvium | Pridoli Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 166M 1595y to 167M 0275y | Pridoli Rocks Ⓤ - Mudstone, Siltstone and Sandstone | ||
| 167M 0275y to 167M 0825y | Ludlow Rocks Ⓤ - Mudstone, Siltstone and Sandstone | ||
| 167M 0825y to 167M 1045y | Wenlock Rocks Ⓤ - Mudstone, Siltstone and Sandstone | ||
| 167M 1045y to 167M 1485y | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone | ||
| 167M 1485y to 168M 1045y | Clay, Silt and Sand | Alluvium | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 168M 1045y to 170M 0935y | Sand and Gravel | River Terrace Deposits Ⓤ | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 170M 0935y to 172M 0385y | Clay, Silt and Sand | Alluvium | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 172M 0385y to 173M 0495y | Sand and Gravel | Glacial Sand and Gravel | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 173M 0495y to 173M 1705y | Sand and Gravel | Glacial Sand and Gravel | Triassic Rocks Ⓤ - Sandstone and Conglomerate, Interbedded |
| 173M 1705y to 174M 0935y | Triassic Rocks Ⓤ - Sandstone and Conglomerate, Interbedded | ||
| 174M 0935y to 174M 1155y | Lower Devonian Rocks Ⓤ - Sandstone and Conglomerate, Interbedded | ||
| 174M 1155y to 175M 0385y | Diamicton | Till | Lower Devonian Rocks Ⓤ - Sandstone and Conglomerate, Interbedded |
| 175M 0385y to 175M 0825y | Diamicton | Till | Triassic Rocks Ⓤ - Sandstone and Conglomerate, Interbedded |
| 175M 0825y to 176M 0275y | Diamicton | Till | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 176M 0275y to 176M 0605y | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone | ||
| 176M 0605y to 176M 1045y | Lias Group - Mudstone, Siltstone, Limestone and Sandstone | ||
| 176M 1045y to 176M 1375y | Diamicton | Till | Lias Group - Mudstone, Siltstone, Limestone and Sandstone |
| 176M 1375y to 176M 1485y | Lias Group - Mudstone, Siltstone, Limestone and Sandstone | ||
| 176M 1485y to 177M 0055y | Sand and Gravel | Glacial Sand and Gravel | Lias Group - Mudstone, Siltstone, Limestone and Sandstone |
| 177M 0055y to 177M 0825y | Sand and Gravel | Glacial Sand and Gravel | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 177M 0825y to 177M 1155y | Sand and Gravel | Glacial Sand and Gravel | Lias Group - Mudstone, Siltstone, Limestone and Sandstone |
| 177M 1155y to 177M 1595y | Lias Group - Mudstone, Siltstone, Limestone and Sandstone | ||
| 177M 1595y to 178M 0605y | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone | ||
| 178M 0605y to 179M 1045y | Lower Devonian Rocks Ⓤ - Sandstone and Conglomerate, Interbedded | ||
| 179M 1045y to 180M 0055y | Sand and Gravel | Glacial Sand and Gravel | Lower Devonian Rocks Ⓤ - Sandstone and Conglomerate, Interbedded |
| 180M 0055y to 180M 0495y | Sand and Gravel | Glacial Sand and Gravel | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 180M 0495y to 181M 0055y | Sand and Gravel | Glacial Sand and Gravel | Dinantian Rocks Ⓤ - Limestone with Subordinate Sandstone and Argillaceous Rocks |
| 181M 0055y to 181M 0715y | Sand and Gravel | Glacial Sand and Gravel | Millstone Grit Group - Mudstone, Siltstone and Sandstone |
| 181M 0715y to 181M 0935y | Diamicton | Till | Pennine Lower Coal Measures Formation and South Wales Lower Coal Measures Formation Ⓤ |
| 181M 0935y to 181M 1265y | Clay, Silt and Sand | Alluvium | Pennine Lower Coal Measures Formation and South Wales Lower Coal Measures Formation Ⓤ |
| 181M 1265y to 182M 0055y | Clay, Silt and Sand | Alluvium | Pennine Middle Coal Measures Formation and South Wales Middle Coal Measures Formation Ⓤ |
| 182M 0055y to 182M 0935y | Clay, Silt and Sand | Alluvium | Triassic Rocks Ⓤ - Sandstone and Conglomerate, Interbedded |
| 182M 0935y to 182M 1155y | Triassic Rocks Ⓤ - Sandstone and Conglomerate, Interbedded | ||
| 182M 1155y to 182M 1265y | Diamicton | Till | Triassic Rocks Ⓤ - Sandstone and Conglomerate, Interbedded |
| 182M 1265y to 183M 0825y | Triassic Rocks Ⓤ - Sandstone and Conglomerate, Interbedded | ||
| 183M 0825y to 183M 1045y | South Wales Upper Coal Measures Formation - Mudstone, Siltstone, Sandstone, Coal, Ironstone and Ferricrete | ||
| 183M 1045y to 184M 0605y | Diamicton | Till | South Wales Upper Coal Measures Formation - Mudstone, Siltstone, Sandstone, Coal, Ironstone and Ferricrete |
| 184M 0605y to 185M 1265y | Diamicton | Till | Pennine Middle Coal Measures Formation and South Wales Middle Coal Measures Formation Ⓤ |
| 185M 1265y to 186M 0275y | Diamicton | Till | Pennine Lower Coal Measures Formation and South Wales Lower Coal Measures Formation Ⓤ |
| 186M 0275y to 186M 1265y | Diamicton | Till | Millstone Grit Group - Mudstone, Siltstone and Sandstone |
| 186M 1265y to 187M 0275y | Clay, Silt and Sand | Alluvium | Dinantian Rocks Ⓤ - Limestone with Subordinate Sandstone and Argillaceous Rocks |
| 187M 0275y to 187M 0605y | Clay, Silt and Sand | Alluvium | Triassic Rocks Ⓤ - Sandstone and Conglomerate, Interbedded |
| 187M 0605y to 188M 1485y | Triassic Rocks Ⓤ - Sandstone and Conglomerate, Interbedded | ||
| 188M 1485y to 190M 0715y | Lias Group - Mudstone, Siltstone, Limestone and Sandstone | ||
| 190M 0715y to 190M 1045y | Sand and Gravel | Glacial Sand and Gravel | Lias Group - Mudstone, Siltstone, Limestone and Sandstone |
| 190M 1045y to 190M 1595y | Clay, Silt and Sand | Alluvium | Lias Group - Mudstone, Siltstone, Limestone and Sandstone |
| 190M 1595y to 190M 1705y | Sand and Gravel | Glacial Sand and Gravel | Lias Group - Mudstone, Siltstone, Limestone and Sandstone |
| 190M 1705y to 191M 0055y | Sand and Gravel | Glacial Sand and Gravel | Triassic Rocks Ⓤ - Sandstone and Conglomerate, Interbedded |
| 191M 0055y to 191M 0385y | Clay, Silt and Sand | Alluvium | Triassic Rocks Ⓤ - Sandstone and Conglomerate, Interbedded |
| 191M 0385y to 191M 0605y | Clay, Silt and Sand | Alluvium | Lias Group - Mudstone, Siltstone, Limestone and Sandstone |
| 191M 0605y to 192M 0165y | Lias Group - Mudstone, Siltstone, Limestone and Sandstone | ||
| 192M 0165y to 193M 0715y | Triassic Rocks Ⓤ - Sandstone and Conglomerate, Interbedded | ||
| 193M 0715y to 195M 0275y | Lias Group - Mudstone, Siltstone, Limestone and Sandstone | ||
| 195M 0275y to 195M 0935y | Diamicton | Till | Lias Group - Mudstone, Siltstone, Limestone and Sandstone |
| 195M 0935y to 196M 0055y | Lias Group - Mudstone, Siltstone, Limestone and Sandstone | ||
| 196M 0055y to 196M 0605y | Sand and Gravel | Glacial Sand and Gravel | Lias Group - Mudstone, Siltstone, Limestone and Sandstone |
| 196M 0605y to 196M 1155y | Sand and Gravel | Glacial Sand and Gravel | Triassic Rocks Ⓤ - Sandstone and Conglomerate, Interbedded |
| 196M 1155y to 196M 1705y | Sand and Gravel | Glacial Sand and Gravel | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 196M 1705y to 197M 0715y | Sand | Blown Sand | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 197M 0715y to 197M 1705y | Sand and Gravel | Glacial Sand and Gravel | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 197M 1705y to 198M 0715y | Clay, Silt and Sand | Alluvium | Triassic Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 198M 0715y to 198M 1045y | Clay, Silt and Sand | Alluvium | Pennine Lower Coal Measures Formation and South Wales Lower Coal Measures Formation Ⓤ |
| 198M 1045y to 198M 1595y | Clay, Silt and Sand | Alluvium | Pennine Middle Coal Measures Formation and South Wales Middle Coal Measures Formation Ⓤ |
| 198M 1595y to 199M 0055y | Clay, Silt and Sand | Alluvium | Pennine Lower Coal Measures Formation and South Wales Lower Coal Measures Formation Ⓤ |
| 199M 0055y to 199M 0605y | Clay, Silt and Sand | Alluvium | Pennine Middle Coal Measures Formation and South Wales Middle Coal Measures Formation Ⓤ |
| 199M 0605y to 199M 1155y | Clay, Silt and Sand | Alluvium | Pennine Lower Coal Measures Formation and South Wales Lower Coal Measures Formation Ⓤ |
| 199M 1155y to 200M 0165y | Clay, Silt and Sand | Alluvium | Pennine Middle Coal Measures Formation and South Wales Middle Coal Measures Formation Ⓤ |
| 200M 0165y to 200M 0495y | Sand and Gravel | Glacial Sand and Gravel | Pennine Middle Coal Measures Formation and South Wales Middle Coal Measures Formation Ⓤ |
| 200M 0495y to 200M 1265y | Sand and Gravel | River Terrace Deposits Ⓤ | Pennine Middle Coal Measures Formation and South Wales Middle Coal Measures Formation Ⓤ |
| 200M 1265y to 201M 0275y | Sand and Gravel | Glacial Sand and Gravel | Pennine Middle Coal Measures Formation and South Wales Middle Coal Measures Formation Ⓤ |
| 201M 0275y to 201M 0385y | Pennine Middle Coal Measures Formation and South Wales Middle Coal Measures Formation Ⓤ | ||
| 201M 0385y to 201M 1265y | South Wales Upper Coal Measures Formation - Mudstone, Siltstone, Sandstone, Coal, Ironstone and Ferricrete | ||
| 201M 1265y to 202M 0935y | Sand and Gravel | Glacial Sand and Gravel | South Wales Upper Coal Measures Formation - Mudstone, Siltstone, Sandstone, Coal, Ironstone and Ferricrete |
| 202M 0935y to 202M 1485y | Sand and Gravel | River Terrace Deposits Ⓤ | South Wales Upper Coal Measures Formation - Mudstone, Siltstone, Sandstone, Coal, Ironstone and Ferricrete |
| 202M 1485y to 204M 0055y | South Wales Upper Coal Measures Formation - Mudstone, Siltstone, Sandstone, Coal, Ironstone and Ferricrete | ||
| 204M 0055y to 204M 0935y | Diamicton | Till | South Wales Upper Coal Measures Formation - Mudstone, Siltstone, Sandstone, Coal, Ironstone and Ferricrete |
| 204M 0935y to 204M 1265y | Diamicton | Till | Pennine Lower Coal Measures Formation and South Wales Lower Coal Measures Formation Ⓤ |
| 204M 1265y to 204M 1595y | Pennine Lower Coal Measures Formation and South Wales Lower Coal Measures Formation Ⓤ | ||
| 204M 1595y to 205M 1045y | Pennine Middle Coal Measures Formation and South Wales Middle Coal Measures Formation Ⓤ | ||
| 205M 1045y to 205M 1155y | South Wales Upper Coal Measures Formation - Mudstone, Siltstone, Sandstone, Coal, Ironstone and Ferricrete | ||
| 205M 1155y to 206M 0275y | Clay, Silt and Sand | Alluvium | South Wales Upper Coal Measures Formation - Mudstone, Siltstone, Sandstone, Coal, Ironstone and Ferricrete |
| 206M 0275y to 206M 0935y | Diamicton | Till | South Wales Upper Coal Measures Formation - Mudstone, Siltstone, Sandstone, Coal, Ironstone and Ferricrete |
| 206M 0935y to 206M 1375y | South Wales Upper Coal Measures Formation - Mudstone, Siltstone, Sandstone, Coal, Ironstone and Ferricrete | ||
| 206M 1375y to 208M 0605y | Clay, Silt and Sand | Alluvium | South Wales Upper Coal Measures Formation - Mudstone, Siltstone, Sandstone, Coal, Ironstone and Ferricrete |
| 208M 0605y to 208M 1595y | South Wales Upper Coal Measures Formation - Mudstone, Siltstone, Sandstone, Coal, Ironstone and Ferricrete | ||
| 208M 1595y to 210M 0275y | Diamicton | Till | South Wales Upper Coal Measures Formation - Mudstone, Siltstone, Sandstone, Coal, Ironstone and Ferricrete |
| 210M 0275y to 211M 1155y | South Wales Upper Coal Measures Formation - Mudstone, Siltstone, Sandstone, Coal, Ironstone and Ferricrete | ||
| 211M 1155y to 212M 0715y | Diamicton | Till | South Wales Upper Coal Measures Formation - Mudstone, Siltstone, Sandstone, Coal, Ironstone and Ferricrete |
| 212M 0715y to 213M 0385y | Clay, Silt and Sand | Alluvium | South Wales Upper Coal Measures Formation - Mudstone, Siltstone, Sandstone, Coal, Ironstone and Ferricrete |
| 213M 0385y to 213M 1155y | Diamicton | Till | South Wales Upper Coal Measures Formation - Mudstone, Siltstone, Sandstone, Coal, Ironstone and Ferricrete |
| 213M 1155y to 214M 0605y | Clay, Silt and Sand | Alluvium | South Wales Upper Coal Measures Formation - Mudstone, Siltstone, Sandstone, Coal, Ironstone and Ferricrete |
| 214M 0605y to 217M 1705y | Diamicton | Till | South Wales Upper Coal Measures Formation - Mudstone, Siltstone, Sandstone, Coal, Ironstone and Ferricrete |
| 217M 1705y to 220M 0165y | Clay, Silt and Sand | Alluvium | South Wales Upper Coal Measures Formation - Mudstone, Siltstone, Sandstone, Coal, Ironstone and Ferricrete |
| 220M 0165y to 221M 0385y | Diamicton | Till | South Wales Upper Coal Measures Formation - Mudstone, Siltstone, Sandstone, Coal, Ironstone and Ferricrete |
| 221M 0385y to 221M 0495y | Clay, Silt and Sand | Alluvium | South Wales Upper Coal Measures Formation - Mudstone, Siltstone, Sandstone, Coal, Ironstone and Ferricrete |
| 221M 0495y to 221M 0825y | South Wales Upper Coal Measures Formation - Mudstone, Siltstone, Sandstone, Coal, Ironstone and Ferricrete | ||
| 221M 0825y to 221M 1045y | |||
| 221M 1045y to 221M 1265y | Clay, Silt and Sand | Alluvium | |
| 221M 1265y to 222M 0495y | Clay, Silt and Sand | Alluvium | South Wales Upper Coal Measures Formation - Mudstone, Siltstone, Sandstone, Coal, Ironstone and Ferricrete |
| 222M 0495y to 222M 1045y | Diamicton | Till | South Wales Upper Coal Measures Formation - Mudstone, Siltstone, Sandstone, Coal, Ironstone and Ferricrete |
| 222M 1045y to 224M 0385y | Clay, Silt and Sand | Alluvium | South Wales Upper Coal Measures Formation - Mudstone, Siltstone, Sandstone, Coal, Ironstone and Ferricrete |
| 224M 0385y to 226M 0495y | South Wales Upper Coal Measures Formation - Mudstone, Siltstone, Sandstone, Coal, Ironstone and Ferricrete | ||
| 226M 0495y to 227M 0055y | |||
| 227M 0055y to 227M 0825y | Diamicton | Till | |
| 227M 0825y to 228M 0055y | |||
| 228M 0055y to 228M 0275y | Diamicton | Till | |
| 228M 0275y to 230M 0165y | Diamicton | Till | South Wales Upper Coal Measures Formation - Mudstone, Siltstone, Sandstone, Coal, Ironstone and Ferricrete |
| 230M 0165y to 231M 0935y | Sand | Blown Sand | South Wales Upper Coal Measures Formation - Mudstone, Siltstone, Sandstone, Coal, Ironstone and Ferricrete |
| 231M 0935y to 231M 1705y | Clay, Silt and Sand | Alluvium | South Wales Upper Coal Measures Formation - Mudstone, Siltstone, Sandstone, Coal, Ironstone and Ferricrete |
| 231M 1705y to 232M 1265y | Clay, Silt and Sand | Alluvium | Pennine Middle Coal Measures Formation and South Wales Middle Coal Measures Formation Ⓤ |
| 232M 1265y to 233M 0495y | Clay, Silt and Sand | Alluvium | Pennine Lower Coal Measures Formation and South Wales Lower Coal Measures Formation Ⓤ |
| 233M 0495y to 233M 1045y | Clay, Silt and Sand | Alluvium | Millstone Grit Group - Mudstone, Siltstone and Sandstone |
| 233M 1045y to 233M 1265y | Diamicton | Till | Millstone Grit Group - Mudstone, Siltstone and Sandstone |
| 233M 1265y to 233M 1375y | Diamicton | Till | |
| 233M 1375y to 233M 1595y | Clay, Silt and Sand | Alluvium | |
| 233M 1595y to 234M 0935y | Clay, Silt and Sand | Alluvium | Millstone Grit Group - Mudstone, Siltstone and Sandstone |
| 234M 0935y to 234M 1045y | Millstone Grit Group - Mudstone, Siltstone and Sandstone | ||
| 234M 1045y to 235M 1045y | |||
| 235M 1045y to 236M 1265y | Clay, Silt and Sand | Alluvium | |
| 236M 1265y to 238M 1155y | |||
| 238M 1155y to 239M 0385y | Pridoli Rocks Ⓤ - Mudstone, Siltstone and Sandstone | ||
| 239M 0385y to 239M 1595y | |||
| 239M 1595y to 241M 0935y | Pridoli Rocks Ⓤ - Mudstone, Siltstone and Sandstone | ||
| 241M 0935y to 241M 1485y | Clay, Silt and Sand | Alluvium | Pridoli Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 241M 1485y to 241M 1705y | Clay, Silt and Sand | Alluvium | |
| 241M 1705y to 242M 0715y | |||
| 242M 0715y to 242M 1485y | Pridoli Rocks Ⓤ - Mudstone, Siltstone and Sandstone | ||
| 242M 1485y to 243M 0165y | |||
| 243M 0165y to 243M 1045y | Clay, Silt and Sand | Alluvium | |
| 243M 1045y to 243M 1265y | Pridoli Rocks Ⓤ - Sandstone and Conglomerate, Interbedded | ||
| 243M 1265y to 243M 1705y | Sand and Gravel | Glacial Sand and Gravel | Arenig Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 243M 1705y to 245M 0275y | Clay, Silt and Sand | Alluvium | Arenig Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 245M 0275y to 245M 0715y | Clay, Silt and Sand | Alluvium | Llanvirn Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 245M 0715y to 245M 0935y | Clay, Silt and Sand | Alluvium | Arenig Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 245M 0935y to 245M 1045y | Sand and Gravel | Glacial Sand and Gravel | |
| 245M 1045y to 246M 0935y | Sand and Gravel | Glacial Sand and Gravel | Arenig Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 246M 0935y to 246M 1705y | Arenig Rocks Ⓤ - Mudstone, Siltstone and Sandstone | ||
| 246M 1705y to 247M 0825y | Diamicton | Till | Arenig Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 247M 0825y to 248M 0385y | Arenig Rocks Ⓤ - Mudstone, Siltstone and Sandstone | ||
| 248M 0385y to 249M 0495y | Diamicton | Till | Arenig Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 249M 0495y to 249M 1155y | Arenig Rocks Ⓤ - Mudstone, Siltstone and Sandstone | ||
| 249M 1155y to 249M 1485y | Diamicton | Till | Arenig Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 249M 1485y to 250M 0165y | Clay, Silt and Sand | Alluvium | Arenig Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 250M 0165y to 250M 1155y | Arenig Rocks Ⓤ - Mudstone, Siltstone and Sandstone | ||
| 250M 1155y to 251M 0055y | Diamicton | Till | Arenig Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 251M 0055y to 251M 0935y | Arenig Rocks Ⓤ - Mudstone, Siltstone and Sandstone | ||
| 251M 0935y to 252M 0165y | Diamicton | Till | Arenig Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 252M 0165y to 252M 0605y | Arenig Rocks Ⓤ - Mudstone, Siltstone and Sandstone | ||
| 252M 0605y to 252M 0935y | Clay, Silt and Sand | Alluvium | Arenig Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 252M 0935y to 253M 0605y | Diamicton | Till | Arenig Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 253M 0605y to 253M 1045y | Clay, Silt and Sand | Alluvium | Arenig Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 253M 1045y to 254M 0385y | Arenig Rocks Ⓤ - Mudstone, Siltstone and Sandstone | ||
| 254M 0385y to 254M 1155y | Diamicton | Till | Arenig Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 254M 1155y to 255M 1045y | Arenig Rocks Ⓤ - Mudstone, Siltstone and Sandstone | ||
| 255M 1045y to 255M 1595y | Clay, Silt and Sand | Alluvium | Arenig Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 255M 1595y to 256M 0825y | Arenig Rocks Ⓤ - Mudstone, Siltstone and Sandstone | ||
| 256M 0825y to 256M 1155y | Llanvirn Rocks Ⓤ - Mudstone, Siltstone and Sandstone | ||
| 256M 1155y to 257M 1265y | Ashgill Rocks Ⓤ - Mudstone, Siltstone and Sandstone | ||
| 257M 1265y to 257M 1485y | Llandovery Rocks Ⓤ - Mudstone, Siltstone and Sandstone | ||
| 257M 1485y to 258M 0385y | Llanvirn Rocks Ⓤ - Mudstone, Siltstone and Sandstone | ||
| 258M 0385y to 259M 0605y | Clay, Silt and Sand | Alluvium | Llanvirn Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 259M 0605y to 259M 0715y | Llanvirn Rocks Ⓤ - Mudstone, Siltstone and Sandstone | ||
| 259M 0715y to 262M 0055y | Clay, Silt and Sand | Alluvium | Llanvirn Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 262M 0055y to 262M 0165y | Clay, Silt and Sand | Alluvium | Caradoc Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 262M 0165y to 264M 0825y | Sand and Gravel | Glacial Sand and Gravel | Caradoc Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 264M 0825y to 265M 0935y | Clay, Silt and Sand | Alluvium | Caradoc Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 265M 0935y to 265M 1155y | Sand and Gravel | Glacial Sand and Gravel | Caradoc Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 265M 1155y to 266M 0055y | Clay, Silt and Sand | Alluvium | Caradoc Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 266M 0055y to 266M 1155y | Caradoc Rocks Ⓤ - Mudstone, Siltstone and Sandstone | ||
| 266M 1155y to 267M 0825y | Clay, Silt and Sand | Alluvium | Caradoc Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 267M 0825y to 268M 0055y | Sand and Gravel | Glacial Sand and Gravel | Caradoc Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 268M 0055y to 271M 0055y | Caradoc Rocks Ⓤ - Mudstone, Siltstone and Sandstone | ||
| 271M 0055y to 274M 0935y | Ashgill Rocks Ⓤ - Mudstone, Siltstone and Sandstone | ||
| 274M 0935y to 275M 1045y | Sand and Gravel | Glacial Sand and Gravel | Ashgill Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 275M 1045y to 275M 1705y | Sand and Gravel | Glacial Sand and Gravel | Llandovery Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 275M 1705y to 276M 0385y | Clay, Silt and Sand | Alluvium | Llandovery Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 276M 0385y to 276M 0605y | Sand and Gravel | Glacial Sand and Gravel | Llandovery Rocks Ⓤ - Mudstone, Siltstone and Sandstone |
| 276M 0605y to 277M 1045y | Llandovery Rocks Ⓤ - Mudstone, Siltstone and Sandstone | ||
| 277M 1045y to 279M 1045y | Millstone Grit Group - Mudstone, Siltstone and Sandstone | ||
| 279M 1045y to 280M 1045y | Pennine Lower Coal Measures Formation and South Wales Lower Coal Measures Formation Ⓤ | ||
| 280M 1045y to 280M 1549y | Unnamed Igneous Intrusion, Neoproterozoic - Mafic Igneous-rock |