Aztec Ruins National Monument

Location:New Mexico, United States
IUCN Category:V
Area:321 acres (130 hectares)
Species:All  Endangered  Invasive
Website:View website
Climate:View Climate Data
Land Use:View Land Use Data
Köppen climate classification:BSk (Climate: arid; Precipitation: steppe; Temperature: cold arid)

Ecoregions

Colorado Plateau shrublands

Soils

Protected Area Boundary
 A
  
Share50 %30 %10 %10 %
Soil TypeCalcaric RegosolsLithosolsLuvic YermosolsHaplic Yermosols
Topsoil TextureMediumMediumMediumMedium
Reference Depth100 cm10 cm100 cm100 cm
DrainageModerately wellImperfectlyModerately wellModerately well
Available Water Capacity150 m15 mm150 m150 m
Topsoil Properties
Gravel17 %26 %20 %20 %
Sand43 %43 %50 %41 %
Silt35 %34 %29 %39 %
Clay22 %23 %21 %20 %
USDA TextureLoamLoamLoamLoam
Reference Bulk Density1.4 g/cm³1.39 g/cm³1.42 g/cm³1.41 g/cm³
Bulk Density1.4 g/cm³1.3 g/cm³1.5 g/cm³1.51 g/cm³
Organic Carbon0.77 %1.4 %0.4 %0.41 %
PH87.67.38.3
Clay Cation Exchange Capacity40 cmol kg⁻¹42 cmol kg⁻¹47 cmol kg⁻¹47 cmol kg⁻¹
Soil Cation Exchange Capacity17 cmol kg⁻¹15 cmol kg⁻¹7 cmol kg⁻¹8 cmol kg⁻¹
Base Saturation100 %100 %100 %100 %
Total Exchangeable Bases31.1 cmol kg⁻¹15.6 cmol kg⁻¹14 cmol kg⁻¹18.1 cmol kg⁻¹
Calcium Carbonate15 %3.9 %0.5 %1.5 %
Calcium Sulphate0 %0 %0.1 %0.1 %
Exchangeable Sodium2 %4 %6 %6 %
Electrical Conductivity0.3 dS m-10.1 dS m-10.1 dS m-11 dS m-1
Subsoil Properties
Gravel18 % 27 %27 %
Sand38 % 44 %38 %
Silt36 % 28 %40 %
Clay26 % 28 %22 %
USDA TextureLoam Clay loamLoam
Reference Bulk Density1.36 g/cm³ 1.37 g/cm³1.39 g/cm³
Bulk Density1.52 g/cm³ 1.47 g/cm³1.49 g/cm³
Organic Carbon0.53 % 0.28 %0.22 %
PH8.1 7.38.3
Clay Cation Exchange Capacity50 cmol kg⁻¹ 58 cmol kg⁻¹42 cmol kg⁻¹
Soil Cation Exchange Capacity15 cmol kg⁻¹ 11 cmol kg⁻¹9 cmol kg⁻¹
Base Saturation100 % 100 %100 %
Total Exchangeable Bases41.1 cmol kg⁻¹ 14.6 cmol kg⁻¹26.8 cmol kg⁻¹
Calcium Carbonate15 % 3.8 %4.5 %
Calcium Sulphate0 % 0.7 %0.7 %
Exchangeable Sodium1 % 4 %5 %
Electrical Conductivity0.3 dS m-1 9.7 dS m-13.8 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