| Huntertown Formation (Saginaw Lobe),older loamy till and sand exposed in the Eel River Valley |
| Lagro Formation (Erie Lobe),end moraine |
| Lagro Formation (Erie Lobe),eskers and channel fills enclosed in clayey till |
| Lagro Formation (Erie Lobe),hummocky interlobate landscape |
| Lagro Formation (Erie Lobe),lacustrine plain |
| Lagro Formation (Erie Lobe),till plain |
| Lagro Formation (Erie Lobe),water-washed till plain |
| Outwash Associations (chiefly Erie Lobe),outwash in fans and meltwater channels |
| Outwash Associations (chiefly Erie Lobe),outwash in the Eel River Valley |
| Outwash Associations (chiefly Erie Lobe),tunnel valley (Cedar Creek Canyon) |
| Post-Glacial Sediments,alluvial and palustrine sediments in the floor of the Wabash-Erie Channel |
| Post-Glacial Sediments,alluvial valley |
| Post-Glacial Sediments,beach ridges |
| Post-Glacial Sediments,organic sediments in depressions and abandoned sluiceways |
| Post-Glacial Sediments,sand dunes |
| Post-Glacial Sediments,spits, bars and small beach ridges |
| Trafalgar Formation (Huron-Erie Lobe),older sand and gravel exposed in ravines and stream valleys |
| Trafalgar Formation (Huron-Erie Lobe),older till exposed in ravines and stream valleys |
| <all other values> |