See detailed information for ELR PWS2
⚠️ 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 |
|---|---|---|---|
| 30M 1676y to 31M 0275y | White Chalk Subgroup - Chalk | ||
| 31M 0275y to 32M 0495y | Clay, Silt and Sand | Alluvium | White Chalk Subgroup - Chalk |
| 32M 0495y to 33M 1705y | White Chalk Subgroup - Chalk | ||
| 33M 1705y to 34M 0275y | Clay, Silt and Sand | Alluvium | White Chalk Subgroup - Chalk |
| 34M 0275y to 36M 0495y | Clay, Silt and Sand | Alluvium | Grey Chalk Subgroup - Chalk |
| 36M 0495y to 37M 0385y | Clay, Silt and Sand | Alluvium | Gault Formation and Upper Greensand Formation Ⓤ - Mudstone, Sandstone and Limestone |
| 37M 0385y to 38M 1595y | Clay, Silt and Sand | Alluvium | Lower Greensand Group - Sandstone and Mudstone |
| 38M 1595y to 40M 0605y | Sand and Gravel | River Terrace Deposits Ⓤ | Lower Greensand Group - Sandstone and Mudstone |
| 40M 0605y to 40M 1155y | Lower Greensand Group - Sandstone and Mudstone | ||
| 40M 1155y to 41M 0605y | Clay, Silt and Sand | Alluvium | Lower Greensand Group - Sandstone and Mudstone |
| 41M 0605y to 41M 0825y | Lower Greensand Group - Sandstone and Mudstone | ||
| 41M 0825y to 41M 1265y | Wealden Group - Mudstone, Siltstone and Sandstone | ||
| 41M 1265y to 42M 0055y | Lower Greensand Group - Sandstone and Mudstone | ||
| 42M 0055y to 42M 0165y | Clay, Silt and Sand | Alluvium | Lower Greensand Group - Sandstone and Mudstone |
| 42M 0165y to 42M 0605y | Clay, Silt and Sand | Alluvium | Wealden Group - Mudstone, Siltstone and Sandstone |
| 42M 0605y to 42M 0901y | Clay, Silt and Sand | Alluvium | Lower Greensand Group - Sandstone and Mudstone |