Geology for ELR PAT 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 |
|---|---|---|---|
| 14M 1628y to 16M 1375y | White Chalk Subgroup - Chalk | ||
| 16M 1375y to 17M 1265y | Diamicton | Clay-With-Flints | White Chalk Subgroup - Chalk |
| 17M 1265y to 19M 1666y | White Chalk Subgroup - Chalk |