(Colors are for moist soil unless otherwise noted.)Īl-0 to 5 inches dark brown (7.5YR 3/4) silty clay loam, brown (7.5YR 4/4) dry weak medium subangular blocky structure hard, friable, sticky and plastic many fine and few medium roots many fine interstitial pores strongly calcareous moderately alkaline (pH 8.3) clear smooth boundary. When described the soil was moist throughout. ![]() TYPICAL PEDON: Hival silty clay loam, on a level slope in hayland. TAXONOMIC CLASS: Fine, mixed, superactive, frigid Ustic Aquicambids Average annual precipitation is 10 inches, and mean annual temperature is 40 degrees F. These soils are on floodplains and alluvial fans and have slopes of 0 to 2 percent. ![]() The Hival series consists of very deep, poorly drained, very slowly permeable soils that formed in alluvium derived mainly from weathered sandstone and shale. ![]() Official Series Description - HIVAL Series LOCATION HIVAL UT
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