Ecological site group DX035X02DESG18
Grand Canyon - Typic Aridic - Volcanic or Clayey Hills
Last updated: 10/26/2022
Accessed: 05/02/2024
Ecological site group description
Key Characteristics
- Grand Canyon (D)
- Site parent material is volcanic or clayey.
- site is typic aridic or precipitation is within 6 to 10 inch range
- site is volcanic or clayey, typic aridic, and slopes exceed 15%
Provisional. A provisional ecological site description has undergone quality control and quality assurance review. It contains a working state and transition model and enough information to identify the ecological site.
Physiography
Site is and/or located in an upland with hills >15%. Physiography is complex.
Climate
Site soils are typic aridic or within a 6-10" precipitation zone. Precipitation comes monsoonal patterns during months of July, August, and September, and is supplemented by winter storm patterns from November through March.
Soil features
Parent material is basalt or andesite. Soils are clayey or clay loam. Site consists of limited amounts of steeply sloping sheet alluvial over volcanic residuum of lava flows and lava fields.
AZ701, MU60, Lithic Haplargids component
AZ701, MU104, Lithic Torriorthents component
AZ701, MU134, Typic Calciargids component
AZ701, MU3, Argic Petrocalcids component
AZ701, MU160, Vitrandic Haplocalcids component
Vegetation dynamics
This site has limited grass, forb, and shrub cover.
Major Land Resource Area
MLRA 035X
Colorado Plateau
Correlated Map Unit Components
22394991, 22395118, 22394968, 22395010
Stage
Provisional
Contributors
Curtis Talbot
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