| General Soil Type: | At4 | Region: | A |
| Map Unit Description: | Cool, stony soils developed in a mantle of volcanic ash over |
| loess and glacial till on glaciated hills and valleys; most soils |
| have pale, ashy topsoils |
| Moisture Regime: | Xeric |
| Temperature Regime: | Frigid to Mesic |
| Taxonomic Classification: | Typic Vitrixerands, Vitrandic Haploxerolls, Vitrandic |
| Xerochrepts, Typic Xerochrepts |
| Major Soil Series: | Nevine-Donavan-Kartar-LoupLoup-Leader |