Ocmulgee National Monument

Location:Georgia, United States
IUCN Category:V
Area:693 acres (280 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)

Ecoregions

Southeastern mixed forests

Soils

Protected Area Boundary
 A
  
Share60 %30 %10 %
Soil TypeFerric AcrisolsDystric RegosolsPlinthic Acrisols
Topsoil TextureCoarseMediumMedium
Reference Depth100 cm100 cm100 cm
DrainageModerately wellModerately wellPoor
Available Water Capacity150 m150 m150 m
Topsoil Properties
Gravel4 %20 %35 %
Sand78 %42 %47 %
Silt12 %37 %30 %
Clay10 %21 %23 %
USDA TextureSandy loamLoamLoam
Reference Bulk Density1.58 g/cm³1.4 g/cm³1.4 g/cm³
Bulk Density1.52 g/cm³1.37 g/cm³1.44 g/cm³
Organic Carbon0.61 %1.37 %1.13 %
PH6.25.14.8
Clay Cation Exchange Capacity28 cmol kg⁻¹23 cmol kg⁻¹13 cmol kg⁻¹
Soil Cation Exchange Capacity4 cmol kg⁻¹11 cmol kg⁻¹6 cmol kg⁻¹
Base Saturation72 %22 %54 %
Total Exchangeable Bases3.7 cmol kg⁻¹2.6 cmol kg⁻¹3 cmol kg⁻¹
Calcium Carbonate0 %0 %0 %
Calcium Sulphate0 %0 %0 %
Exchangeable Sodium3 %2 %2 %
Electrical Conductivity0.1 dS m-10.1 dS m-10.1 dS m-1
Subsoil Properties
Gravel10 %35 %19 %
Sand65 %44 %36 %
Silt12 %35 %27 %
Clay23 %21 %37 %
USDA TextureSandy clay loamLoamClay loam
Reference Bulk Density1.43 g/cm³1.41 g/cm³1.31 g/cm³
Bulk Density1.52 g/cm³1.53 g/cm³1.39 g/cm³
Organic Carbon0.3 %0.6 %0.41 %
PH5.74.94.8
Clay Cation Exchange Capacity16 cmol kg⁻¹18 cmol kg⁻¹12 cmol kg⁻¹
Soil Cation Exchange Capacity5 cmol kg⁻¹6 cmol kg⁻¹6 cmol kg⁻¹
Base Saturation46 %25 %32 %
Total Exchangeable Bases2.8 cmol kg⁻¹2.1 cmol kg⁻¹1.9 cmol kg⁻¹
Calcium Carbonate0 %0 %0 %
Calcium Sulphate0 %0 %0 %
Exchangeable Sodium2 %2 %3 %
Electrical Conductivity0.1 dS m-10.1 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