East Lake soils are underlain by gravelly sand within the control section. Hartwick soils have one or more horizons that average 15 to 35 percent gravel within the series control section. Ishpeming soils have igneous bedrock at a depth of 20 to 40 inches. Karlin soils have loamy fine sand or sandy loam in the 10 to 40 inch control section. Kiva soils have stratified coarse sand and gravel at depths ranging from 10 to 24 inches.
Missisquoi soils have more gravel in the substratum.
Rousseau soils developed in fine sands. Sayner soils contain more gravel in the lower part of the profile. Vilas soils have loamy sand textures in the Bs horizon. Rubicon soils are on outwash and lake plains, stream terraces, and moraines and to a lesser extent on old beach ridges and sand dunes along the Great Lakes. Slopes range from 0 to 70 percent.