Alluvium and colluvium
North Horn and Canaan Peak Formations.
Green River Formation.
Laguna Springs Latite, Tintic Mountain Group (latite, porphyry & tuff), Packard Quartz Latite, and Apex Conglomerate.
Mesaverde Group (Price River Fm, Castlegate Ss, Blackhawk Fm (coal), and Star Point Ss).
Duchesne River, Uinta and Bridger Formations
North Horn Formation.
Alluvial materials, Axtell and Harkers Formations
Price River Formation.
Arapien Shale (Summerville Formation, Entrada Sandstone and Carmel Formation).
Older alluvial deposits
Mancos Shale (Masuk Shale Mbr, Emery Sandstone Mbr, Blue Gate Shale Mbr, Ferron Sandstone Mbr, and Tununk Shale Mbr).
Salt Lake Formation (?) and other Basin & Range valley-filling alluvial, lacustrine, and volcanic materials. Valley fill is more than 13,000 feet thick in the central part of Utah Valley.