Yenlo soils have sola 15 to 30 inches thick. In addition, Bowbac, Cushman, Decolney, Fort, Hagerman, Harbord, Olney, Pokeman, Potts, Pugsley, Spangler, Sundance, and Teckla soils are in LRR-G and are more moist in May and June. Buckle soils are on dipslopes of cuestas, fan terraces and fan remnants on valley sides, drainageways, hills and ridges and have slopes of 0 to 8 percent. They formed from moderately fine textured alluvium from shale and sandstone. Elevations are 6,400 to 7,200 feet.
Climate is semiarid continental.
Mean annual precipitation is 10 to 13 inches. The frost-free season is 100 to 150 days. These are the competing Penistaja soils. Present vegetation is big sagebrush, blue grama, western wheatgrass ,galleta., and small scattered juniper and pinyon. This series is of moderate extent.