Natural Resources
Conservation Service
ecological site group 036XESG27
Arid Cool Very Shallow
Accessed: 09/13/2026
Ecological site group description
Key Characteristics
- <75% bedrock outcrop
- Ephemeral water or uplands
- Aridic moisture regime
- Cryic, frigid, or mesic temperature regimes
- Uplands
- Surface SAR <8
- Gypsum <5% surface and <10% subsurface
- Subsurface EC <8 and surface EC <4
- EC <1.5 surface and <2 subsurface
- Slope <35% or <40% surface rock
- Depth <30cm
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
This ESG is located on ridges, dissected dip slopes, and mesas.
Climate
This ESG is characterized by the mesic temperature regime and the aridic moisture regime.
Vegetation dynamics
The modal ecological site for this ESG is R036XY113CO Semidesert Juniper Loam.
Major Land Resource Area
MLRA 036X
Southwestern Plateaus, Mesas, and Foothills
Subclasses
- R036XY110CO–Shallow Clay Loam (pinyon-Utah juniper)
- R036XY111CO–Steep Shallow Clay Loam (pinyon-Utah juniper)
- R036XY112CO–Shallow Sandy Loam (pinyon-Utah juniper)
- R036XY113CO–Semidesert Juniper Loam
- R036XY114CO–Mountain Pinyon
- R036XY445CO–Steep Colluvial Slopes
- R036XY446CO–Southwestern Mountain (pinyon-Utah juniper)
Correlated Map Unit Components
23735755, 23735797, 23735737, 23735306, 23735079, 23734817, 23734651, 23734484, 23734855, 23730833, 23730830, 23730788, 23730709, 23730435, 23730423, 23730555, 23729981, 23730016, 24366496, 24366713, 24366711, 24324131, 24324578, 24324591, 24324596, 24324269, 24324944, 24324398, 24324397, 24324626, 24324630, 24324914, 24324254, 24529778, 24529902, 24532069
Stage
Provisional
Contributors
Curtis Talbot
Travis Nauman
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