| |
| Alluvium |
| Alluvium of valley sides, meander cores, cut-off meanders, and abandoned channels |
| Artificial fill |
| Bull Fork Formation |
| Fairview Formation |
| Glacial drift (Illinoian) |
| Glacial outwash (Illinoian) |
| Glacial outwash (Wisconsinan) |
| Grant Lake Limestone |
| High-level fluvial deposits |
| Kope Formation |
| Lacustrine and fluvial deposits (pre-Illinoian) |
| Lacustrine deposits (Illinoian) |
| Lacustrine deposits (Wisconsinan) |
| Lake area |
| Landslide and alluvial fan deposits |
| Loess |
| Outwash deposits (pre-Illinoian) |
| Point Pleasant Tongue of Clays Ferry Formation |
|
| River area |
|
| Terrace deposits |
