Major Land Resource Area 058D
Northern Rolling High Plains, Eastern Part
Accessed: 10/07/2024
Next steps
-
1
Select an ecological site
Select an ecological site using the list, keys, photos, briefcase, or quick search option located on this page. -
2
Explore the ecological site description
Next, learn more about the selected ecological site and its characteristic dynamics by browsing the ecological site description and exploring alternative state and transition model formats.
Ecological site list
-
i
Key Characteristics
- RUN-IN LANDSCAPE POSITIONS (Bottomlands, Drainageways, etc., not depressions, Toe slope)
- Observe the soil profile to a depth of 60 inches. Is there evidence of a permanent water table within 1-2 feet of the surface and the site is dominated by hydrophytes?
- Yes.
-
i
Key Characteristics
- OTHER LANDSCAPE POSITIONS (Basin, Depression, Normal, Run-off and/or Run-in, All Hillslope Positions except Shoulder)
- Dig a hole to 20 inches. Does the soil have a claypan within 16 inches?
- No. Is the area in a basin or closed depression with no outlet?
- Yes. Does the site pond water for 4 to 8 weeks in the spring or after heavy rain and have a high organic matter content?
- Yes.
-
i
Key Characteristics
- RUN-IN LANDSCAPE POSITIONS (Bottomlands, Drainageways, etc., not depressions, Toe slope)
- Observe the soil profile to a depth of 60 inches. Is there evidence of a permanent water table within 1-2 feet of the surface and the site is dominated by hydrophytes?
- No. Does water flow into and over/through the site?
- Yes. Are there visible salts within 16 inches of the surface and permanently moist soil at 4 to 5 feet?
- Yes.
-
i
Key Characteristics
- NORMAL LANDSCAPE POSITIONS in Both Precipitation Zones (Upland, slopes normally linear, 1-6 percent except Sandy/Sands sites can have complex slopes up to 15 percent, Backslope, Summit, Footslope)
- Dig hole to 20 inches. Are there visible salts within 16 inches of the surface?
- No. What is the surface and subsoil texture?
- Clay or Silty Clay (40 to 55% clay) Surface (1.75 – 3.0” ribbon) with Clayey Subsoil?
- No. Loam, Silt loam, Silty, Clay Loam, Sandy clay loam, Very fine sandy loam (0.5 – 1.75” ribbon)?
- No. Sandy loam, Fine sandy loam, Loamy very fine sand (0.25-0.5” ribbon)?
- No. Sand, Fine sand, Loamy fine sand, Loamy sand 1 (no ribbon) and with slopes <16 percent?
- Loamy fine sand, and Loamy sand have a surface textures with a mollic epipedon (dark colored surface at least 10 inches thick - Mollisol)
-
i
Key Characteristics
- NORMAL LANDSCAPE POSITIONS in Both Precipitation Zones (Upland, slopes normally linear, 1-6 percent except Sandy/Sands sites can have complex slopes up to 15 percent, Backslope, Summit, Footslope)
- Dig hole to 20 inches. Are there visible salts within 16 inches of the surface?
- No. What is the surface and subsoil texture?
- Clay or Silty Clay (40 to 55% clay) Surface (1.75 – 3.0” ribbon) with Clayey Subsoil?
- No. Loam, Silt loam, Silty, Clay Loam, Sandy clay loam, Very fine sandy loam (0.5 – 1.75” ribbon)?
- No. Sandy loam, Fine sandy loam, Loamy very fine sand (0.25-0.5” ribbon)?
- Yes. Is the site a low stream terrace?
- No.
- NORMAL LANDSCAPE POSITIONS in Both Precipitation Zones (Upland, slopes normally linear, 1-6 percent except Sandy/Sands sites can have complex slopes up to 15 percent, Backslope, Summit, Footslope)
- Dig hole to 20 inches. Are there visible salts within 16 inches of the surface?
- No. What is the surface and subsoil texture?
- Clay or Silty Clay (40 to 55% clay) Surface (1.75 – 3.0” ribbon) with Clayey Subsoil?
- No. Loam, Silt loam, Silty, Clay Loam, Sandy clay loam, Very fine sandy loam (0.5 – 1.75” ribbon)?
- No. Sandy loam, Fine sandy loam, Loamy very fine sand (0.25-0.5” ribbon)?
- No. Sand, Fine sand, Loamy fine sand, Loamy sand 1 (no ribbon) and with slopes <16 percent?
- Yes. Sand, Fine sand, Loamy fine sand, Loamy sand; no mollic epipedon epipedon
-
i
Key Characteristics
- NORMAL LANDSCAPE POSITIONS in Both Precipitation Zones (Upland, slopes normally linear, 1-6 percent except Sandy/Sands sites can have complex slopes up to 15 percent, Backslope, Summit, Footslope)
- Dig hole to 20 inches. Are there visible salts within 16 inches of the surface?
- No. What is the surface and subsoil texture?
- Clay or Silty Clay (40 to 55% clay) Surface (1.75 – 3.0” ribbon) with Clayey Subsoil?
- No. Loam, Silt loam, Silty, Clay Loam, Sandy clay loam, Very fine sandy loam (0.5 – 1.75” ribbon)?
- Yes. Is the site an old stream terrace?
- No.
-
-
i
Key Characteristics
- RUN-OFF LANDSCAPE POSITIONS (Upland, normally convex short slopes > 6 percent, Shoulder)
- Dig hole to a depth of 20 inches minimum. Is there a root restrictive layer within 10 inches of the soil surface?
- No. Is there a root restricting layer within 10-20 inches of the surface?
- No. Is the soil > 20 inches in depth with a thin surface layer (< 3” ) and effervesce at or near the surface (within 6 inches)?
- Yes.
- With Loam, Silt loam, Silty, Clay Loam, Sandy clay loam, Very fine sandy loam surface texture
-
i
Key Characteristics
- OTHER LANDSCAPE POSITIONS (Basin, Depression, Normal, Run-off and/or Run-in, All Hillslope Positions except Shoulder)
- Dig a hole to 20 inches. Does the soil have a claypan within 16 inches?
- Yes. Is it in a closed depression?
- No. Is the claypan within 4 inches of the surface?
- No.
- Claypan is deeper than 4 inches
-
i
Key Characteristics
- OTHER LANDSCAPE POSITIONS (Basin, Depression, Normal, Run-off and/or Run-in, All Hillslope Positions except Shoulder)
- Dig a hole to 20 inches. Does the soil have a claypan within 16 inches?
- Yes. Is it in a closed depression?
- No. Is the claypan within 4 inches of the surface?
- Yes.
-
i
Key Characteristics
- RUN-OFF LANDSCAPE POSITIONS (Upland, normally convex short slopes > 6 percent, Shoulder)
- Dig hole to a depth of 20 inches minimum. Is there a root restrictive layer within 10 inches of the soil surface?
- Yes.
-
i
Key Characteristics
- RUN-OFF LANDSCAPE POSITIONS (Upland, normally convex short slopes > 6 percent, Shoulder)
- Dig hole to a depth of 20 inches minimum. Is there a root restrictive layer within 10 inches of the soil surface?
- No. Is there a root restricting layer within 10-20 inches of the surface?
- Yes. Is the soil derived from shale with weathered shale chips below 4” in the soil profile and the soil is calcareous? Clayey surface texture (2-3” ribbon)?
- Yes.
-
i
Key Characteristics
- OTHER LANDSCAPE POSITIONS (Basin, Depression, Normal, Run-off and/or Run-in, All Hillslope Positions except Shoulder)
- Dig a hole to 20 inches. Does the soil have a claypan within 16 inches?
- Yes. Is it in a closed depression?
- Yes.
- OTHER LANDSCAPE POSITIONS (Basin, Depression, Normal, Run-off and/or Run-in, All Hillslope Positions except Shoulder)
- Dig a hole to 20 inches. Does the soil have a claypan within 16 inches?
- No. Is the area in a basin or closed depression with no outlet?
- Yes. Does the site pond water for 4 to 8 weeks in the spring or after heavy rain and have a high organic matter content?
- No. Does the site pond water briefly after snowmelt or heavy rain or during abnormally wet years?
- Yes.
-
i
Key Characteristics
- RUN-IN LANDSCAPE POSITIONS (Bottomlands, Drainageways, etc., not depressions, Toe slope)
- Observe the soil profile to a depth of 60 inches. Is there evidence of a permanent water table within 1-2 feet of the surface and the site is dominated by hydrophytes?
- No. Does water flow into and over/through the site?
- Yes. Are there visible salts within 16 inches of the surface and permanently moist soil at 4 to 5 feet?
- No. Does the site occasionally flood?
- Yes, loamy textures.
-
i
Key Characteristics
- RUN-IN LANDSCAPE POSITIONS (Bottomlands, Drainageways, etc., not depressions, Toe slope)
- Observe the soil profile to a depth of 60 inches. Is there evidence of a permanent water table within 1-2 feet of the surface and the site is dominated by hydrophytes?
- No. Does water flow into and over/through the site?
- Yes. Are there visible salts within 16 inches of the surface and permanently moist soil at 4 to 5 feet?
- No. Does the site occasionally flood?
- Yes, clayey textures.
-
i
Key Characteristics
- NORMAL LANDSCAPE POSITIONS in Both Precipitation Zones (Upland, slopes normally linear, 1-6 percent except Sandy/Sands sites can have complex slopes up to 15 percent, Backslope, Summit, Footslope)
- Dig hole to 20 inches. Are there visible salts within 16 inches of the surface?
- No. What is the surface and subsoil texture?
- Clay or Silty Clay (40 to 55% clay) Surface (1.75 – 3.0” ribbon) with Clayey Subsoil?
- No. Loam, Silt loam, Silty, Clay Loam, Sandy clay loam, Very fine sandy loam (0.5 – 1.75” ribbon)?
- Yes. Is the site an old stream terrace?
- Yes.
-
i
Key Characteristics
- RUN-OFF LANDSCAPE POSITIONS (Upland, normally convex short slopes > 6 percent, Shoulder)
- Dig hole to a depth of 20 inches minimum. Is there a root restrictive layer within 10 inches of the soil surface?
- No. Is there a root restricting layer within 10-20 inches of the surface?
- Yes. Is the soil derived from shale with weathered shale chips below 4” in the soil profile and the soil is calcareous? Clayey surface texture (2-3” ribbon)?
- No. Is the soil surface 10 to 20 inches with a Clay loam, Silty clay loam, Sandy clay loam or Silty texture (1-1.5” ribbon)?
- Yes. Shallow
-
i
Key Characteristics
- RUN-OFF LANDSCAPE POSITIONS (Upland, normally convex short slopes > 6 percent, Shoulder)
- Dig hole to a depth of 20 inches minimum. Is there a root restrictive layer within 10 inches of the soil surface?
- No. Is there a root restricting layer within 10-20 inches of the surface?
- No. Is the soil > 20 inches in depth with a thin surface layer (< 3” ) and effervesce at or near the surface (within 6 inches)?
- Yes.
- With Sandy loam, Fine sandy loam, Loamy very fine sand
-
i
Key Characteristics
- OTHER LANDSCAPE POSITIONS (Basin, Depression, Normal, Run-off and/or Run-in, All Hillslope Positions except Shoulder)
- Dig a hole to 20 inches. Does the soil have a claypan within 16 inches?
- Yes. Is it in a closed depression?
- No. Is the claypan within 4 inches of the surface?
- No.
- If surface texture is sandy
-
i
Key Characteristics
- RUN-OFF LANDSCAPE POSITIONS (Upland, normally convex short slopes > 6 percent, Shoulder)
- Dig hole to a depth of 20 inches minimum. Is there a root restrictive layer within 10 inches of the soil surface?
- No. Is there a root restricting layer within 10-20 inches of the surface?
- Yes. Is the soil derived from shale with weathered shale chips below 4” in the soil profile and the soil is calcareous? Clayey surface texture (2-3” ribbon)?
- No. Is the soil surface 10 to 20 inches with a Clay loam, Silty clay loam, Sandy clay loam or Silty texture (1-1.5” ribbon)?
- No. Sandy loam or Loamy sand texture (0.25-0.5” ribbon)?
- Yes.
-
i
Key Characteristics
- RUN-OFF LANDSCAPE POSITIONS (Upland, normally convex short slopes > 6 percent, Shoulder)
- Dig hole to a depth of 20 inches minimum. Is there a root restrictive layer within 10 inches of the soil surface?
- No. Is there a root restricting layer within 10-20 inches of the surface?
- No. Is the soil > 20 inches in depth with a thin surface layer (< 3” ) and effervesce at or near the surface (within 6 inches)?
- No. Is the soil sandy with gravelly subsurface and contains cobbles and stones to the surface?
- Yes.
-
i
Key Characteristics
- RUN-OFF LANDSCAPE POSITIONS (Upland, normally convex short slopes > 6 percent, Shoulder)
- Dig hole to a depth of 20 inches minimum. Is there a root restrictive layer within 10 inches of the soil surface?
- No. Is there a root restricting layer within 10-20 inches of the surface?
- No. Is the soil > 20 inches in depth with a thin surface layer (< 3” ) and effervesce at or near the surface (within 6 inches)?
- No. Is the soil sandy with gravelly subsurface and contains cobbles and stones to the surface?
- No. Is the soil very sandy with slopes >15 percent, commonly with blowouts?
- Yes.
-
i
Key Characteristics
- NORMAL LANDSCAPE POSITIONS in Both Precipitation Zones (Upland, slopes normally linear, 1-6 percent except Sandy/Sands sites can have complex slopes up to 15 percent, Backslope, Summit, Footslope)
- Dig hole to 20 inches. Are there visible salts within 16 inches of the surface?
- No. What is the surface and subsoil texture?
- Clay or Silty Clay (40 to 55% clay) Surface (1.75 – 3.0” ribbon) with Clayey Subsoil?
- No. Loam, Silt loam, Silty, Clay Loam, Sandy clay loam, Very fine sandy loam (0.5 – 1.75” ribbon)?
- No. Sandy loam, Fine sandy loam, Loamy very fine sand (0.25-0.5” ribbon)?
- Yes. Is the site a low stream terrace?
- Yes.
-
Ecological site map
Basemap
Find me
Find point
Full screen
Zoom in to display soil survey map units for an area of interest, and zoom out to display MLRAs. Select a map unit polygon to view ecological sites correlated to that map unit. View a brief description of an ecological site by clicking on its name in the map popup. Soil survey correlations may not be accurate, and ecological site classification of a location should always be verified in the field. Each selection may require the transfer of several hundred KB of data.
Ecological site keys
Ecological site photos
Print Options
Sections
Font
Other
Briefcase
Add ecological sites and Major Land Resource Areas to your briefcase by clicking on the briefcase () icon wherever it occurs. Drag and drop items to reorder. Cookies are used to store briefcase items between browsing sessions. Because of this, the number of items that can be added to your briefcase is limited, and briefcase items added on one device and browser cannot be accessed from another device or browser. Users who do not wish to place cookies on their devices should not use the briefcase tool. Briefcase cookies serve no other purpose than described here and are deleted whenever browsing history is cleared.
Ecological sites
Major Land Resource Areas
The Ecosystem Dynamics Interpretive Tool is an information system framework developed by the USDA-ARS Jornada Experimental Range, USDA Natural Resources Conservation Service, and New Mexico State University.