Natural Resources
Conservation Service
ecological site group ESG048A35
Arid/Gypsic Saline Hills
Accessed: 08/27/2026
Ecological site group description
Key Characteristics
- Uplands
- <75% bedrock outcrop
- (Gypsum >5% surface or >10% subsurface) OR (surface SAR >8 or subsurface EC>8 or surface EC>4 AND soil moisture regime is aridic) - 56 soil components
Provisional. An approved ecological site description has undergone quality control and quality assurance review. It contains a working state and transition model, enough information to identify the ecological site, and full documentation for all ecosystem states contained in the state and transition model.
Physiography
This ESG is located on fans and valley sides.
Climate
This ESG is characterized by the aridic moisture regime.
Soil features
This ESG is characterized by gypsum >5% surface or >10% subsurface or surface SAR >8, subsurface EC >8, or surface EC >4 when the moisture regime is aridic.
Vegetation dynamics
The modal ecological site for this ESG is R048AY247CO - Deep Clay Loam.
Major Land Resource Area
MLRA 048A
Southern Rocky Mountains
Subclasses
- F048AY448CO–Mountain Pinyon
- F048AY509UT–High Mountain Loam (Douglas-Fir)
- R048AY238CO–Brushy Loam
- R048AY247CO–Deep Clay Loam
- R048AY248CO–Mountain Clay Loam
- R048AY287CO–Stony Foothills
- R048AY303CO–Loamy Slopes
- R048AY306UT–Upland Loam (Wyoming Big Sagebrush)
- R048AY322UT–Upland Shallow Loam (Two-Needle Pinyon / Utah Juniper)
- R048AY332UT–Upland Shallow Stony Loam (Bonneville Big Sagebrush)
Correlated Map Unit Components
21285307, 21285333, 21262243, 21262293, 21262292, 21262345, 21262330, 21262453, 21262332, 21262410, 21262493, 21262412, 21251391, 21251401, 21251439, 21251714, 21245871, 21244760, 21243287, 21243298, 21243301, 21243305, 21243282, 21243326, 21243318, 21243330, 21243310, 21269843, 21242898, 21242881, 21242901, 21242926, 21242927, 21242949, 21242948, 21242977, 21242978, 21243030, 21243014, 21243042, 21243076, 21243091, 21243069, 21243050, 21978824, 21979783, 21981130, 21840571
Stage
Approved
Contributors
Travis Nauman
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