George WA Carver National Monument

Location:Missouri, United States
IUCN Category:V
Area:210 acres (85 hectares)
Species:All  Endangered  Invasive
Website:View website
Climate:View Climate Data
Land Use:View Land Use Data
Köppen climate classification:Cfa (Climate: warm temperate; Precipitation: fully humid; Temperature: hot summer)


Central U.S. hardwood forests


Protected Area Boundary
Share70 %30 %
Soil TypeFerric AcrisolsGleyic Acrisols
Topsoil TextureMediumMedium
Reference Depth100 cm100 cm
DrainageModerately wellPoor
Available Water Capacity150 m150 m
Topsoil Properties
Gravel23 %9 %
Sand53 %34 %
Silt22 %43 %
Clay25 %23 %
USDA TextureSandy clay loamLoam
Reference Bulk Density1.4 g/cm³1.38 g/cm³
Bulk Density1.4 g/cm³1.39 g/cm³
Organic Carbon0.98 %0.83 %
Clay Cation Exchange Capacity14 cmol kg⁻¹18 cmol kg⁻¹
Soil Cation Exchange Capacity6 cmol kg⁻¹7 cmol kg⁻¹
Base Saturation49 %30 %
Total Exchangeable Bases2.7 cmol kg⁻¹1.9 cmol kg⁻¹
Calcium Carbonate0 %0 %
Calcium Sulphate0 %0 %
Exchangeable Sodium2 %2 %
Electrical Conductivity0.1 dS m-10.1 dS m-1
Subsoil Properties
Gravel19 %7 %
Sand41 %28 %
Silt20 %38 %
Clay39 %34 %
USDA TextureClay loamClay loam
Reference Bulk Density1.31 g/cm³1.31 g/cm³
Bulk Density1.4 g/cm³1.48 g/cm³
Organic Carbon0.39 %0.3 %
Clay Cation Exchange Capacity12 cmol kg⁻¹22 cmol kg⁻¹
Soil Cation Exchange Capacity6 cmol kg⁻¹12 cmol kg⁻¹
Base Saturation33 %20 %
Total Exchangeable Bases1.3 cmol kg⁻¹2 cmol kg⁻¹
Calcium Carbonate0 %0 %
Calcium Sulphate0 %0 %
Exchangeable Sodium2 %1 %
Electrical Conductivity0.1 dS m-10.1 dS m-1
Soil data provided by FAO/IIASA/ISRIC/ISSCAS/JRC, 2012. Harmonized World Soil Database (version 1.2). FAO, Rome, Italy and IIASA, Laxenburg, Austria.
Köppen climate classification provided by Kottek, M., J. Grieser, C. Beck, B. Rudolf, and F. Rubel, 2006: World Map of Köppen-Geiger Climate Classification updated. Meteorol. Z., 15, 259-263