Natural Resources
Conservation Service
Major Land Resource Area 012X
Major Land Resource Area
Accessed: 05/02/2026
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i
Key Characteristics
- Site located north of the Columbia River.
- Within a national park soil survey or in an area joining with a national park in the Washington Cascades Range
- NORTH CASCADES NATIONAL PARK
- Site is forested and more than 25 percent is covered with trees
- Site typically is on west slope of North Cascade Mountains, but areas are throughout the mountains
- Site is limited in extent, on steep slopes or at the toe of a slope, and dominantly supports deciduous trees and shrubs
- Site is at elevations of 3,000 to 6,000 feet above sea level. It is on avalanche paths and runouts or in other areas that are frequently disturbed, such as talus slopes and debris torrent deposits. Sitka alder, red elderberry, green false hellebore, and ladyfern are common. If yes, the site is Cryic/Udic Active Natural Disturbance (F003XN926WA).
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ProvisionalBX012X02B026/R012XB026IDLoamy Calcareous 10-14 Inch Precipitation Zone Lost River MountainsiKey Characteristics
- Site located north of the Columbia River.
- Within a national park soil survey or in an area joining with a national park in the Washington Cascades Range
- NORTH CASCADES NATIONAL PARK
- Site is forested and more than 25 percent is covered with trees
- Site typically is on west slope of North Cascade Mountains, but areas are throughout the mountains
- Site is limited in extent, on steep slopes or at the toe of a slope, and dominantly supports deciduous trees and shrubs
- Site is at elevations of 3,000 to 6,000 feet above sea level. It is on avalanche paths and runouts or in other areas that are frequently disturbed, such as talus slopes and debris torrent deposits. Sitka alder, red elderberry, green false hellebore, and ladyfern are common. If yes, the site is Cryic/Udic Active Natural Disturbance (F003XN926WA).
-
i
Key Characteristics
- Site located north of the Columbia River.
- Within a national park soil survey or in an area joining with a national park in the Washington Cascades Range
- NORTH CASCADES NATIONAL PARK
- Site is forested and more than 25 percent is covered with trees
- Site typically is on west slope of North Cascade Mountains, but areas are throughout the mountains
- Site is limited in extent, on steep slopes or at the toe of a slope, and dominantly supports deciduous trees and shrubs
- Site is at elevations of 3,000 to 6,000 feet above sea level. It is on avalanche paths and runouts or in other areas that are frequently disturbed, such as talus slopes and debris torrent deposits. Sitka alder, red elderberry, green false hellebore, and ladyfern are common. If yes, the site is Cryic/Udic Active Natural Disturbance (F003XN926WA).
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ProvisionalBX012X02B063/R012XB063IDShallow to Loamy, Calcareous 10-14 Inch Precipitation Zone Lost River MountainsiKey Characteristics
- Site located north of the Columbia River.
- Within a national park soil survey or in an area joining with a national park in the Washington Cascades Range
- NORTH CASCADES NATIONAL PARK
- Site is forested and more than 25 percent is covered with trees
- Site typically is on west slope of North Cascade Mountains, but areas are throughout the mountains
- Site is limited in extent, on steep slopes or at the toe of a slope, and dominantly supports deciduous trees and shrubs
- Site is at elevations of 3,000 to 6,000 feet above sea level. It is on avalanche paths and runouts or in other areas that are frequently disturbed, such as talus slopes and debris torrent deposits. Sitka alder, red elderberry, green false hellebore, and ladyfern are common. If yes, the site is Cryic/Udic Active Natural Disturbance (F003XN926WA).
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ProvisionalBX012X02B072/R012XB072IDSteep Skeletal 10-14 Inch Precipitation Zone Lost River MountainsiKey Characteristics
- Site located north of the Columbia River.
- Within a national park soil survey or in an area joining with a national park in the Washington Cascades Range
- NORTH CASCADES NATIONAL PARK
- Site is forested and more than 25 percent is covered with trees
- Site typically is on west slope of North Cascade Mountains, but areas are throughout the mountains
- Site is limited in extent, on steep slopes or at the toe of a slope, and dominantly supports deciduous trees and shrubs
- Site is at elevations of 3,000 to 6,000 feet above sea level. It is on avalanche paths and runouts or in other areas that are frequently disturbed, such as talus slopes and debris torrent deposits. Sitka alder, red elderberry, green false hellebore, and ladyfern are common. If yes, the site is Cryic/Udic Active Natural Disturbance (F003XN926WA).
-
ProvisionalBX012X02C008/R012XC008IDCoarse Upland 15-19 Inch Precipitation Zone Lost River MountainsiKey Characteristics
- Site located north of the Columbia River.
- Within a national park soil survey or in an area joining with a national park in the Washington Cascades Range
- NORTH CASCADES NATIONAL PARK
- Site is forested and more than 25 percent is covered with trees
- Site typically is on west slope of North Cascade Mountains, but areas are throughout the mountains
- Site is limited in extent, on steep slopes or at the toe of a slope, and dominantly supports deciduous trees and shrubs
- Site is at elevations of 3,000 to 6,000 feet above sea level. It is on avalanche paths and runouts or in other areas that are frequently disturbed, such as talus slopes and debris torrent deposits. Sitka alder, red elderberry, green false hellebore, and ladyfern are common. If yes, the site is Cryic/Udic Active Natural Disturbance (F003XN926WA).
-
i
Key Characteristics
- Site located north of the Columbia River.
- Within a national park soil survey or in an area joining with a national park in the Washington Cascades Range
- NORTH CASCADES NATIONAL PARK
- Site is forested and more than 25 percent is covered with trees
- Site typically is on west slope of North Cascade Mountains, but areas are throughout the mountains
- Site is limited in extent, on steep slopes or at the toe of a slope, and dominantly supports deciduous trees and shrubs
- Site is at elevations of 3,000 to 6,000 feet above sea level. It is on avalanche paths and runouts or in other areas that are frequently disturbed, such as talus slopes and debris torrent deposits. Sitka alder, red elderberry, green false hellebore, and ladyfern are common. If yes, the site is Cryic/Udic Active Natural Disturbance (F003XN926WA).
-
ProvisionalBX012X02C026/R012XC026IDLoamy, Calcareous 15-19 Inch Precipitation Zone Lost River MountainsiKey Characteristics
- Site located north of the Columbia River.
- Within a national park soil survey or in an area joining with a national park in the Washington Cascades Range
- NORTH CASCADES NATIONAL PARK
- Site is forested and more than 25 percent is covered with trees
- Site typically is on west slope of North Cascade Mountains, but areas are throughout the mountains
- Site is limited in extent, on steep slopes or at the toe of a slope, and dominantly supports deciduous trees and shrubs
- Site is at elevations of 3,000 to 6,000 feet above sea level. It is on avalanche paths and runouts or in other areas that are frequently disturbed, such as talus slopes and debris torrent deposits. Sitka alder, red elderberry, green false hellebore, and ladyfern are common. If yes, the site is Cryic/Udic Active Natural Disturbance (F003XN926WA).
-
i
Key Characteristics
- Site located north of the Columbia River.
- Within a national park soil survey or in an area joining with a national park in the Washington Cascades Range
- NORTH CASCADES NATIONAL PARK
- Site is forested and more than 25 percent is covered with trees
- Site typically is on west slope of North Cascade Mountains, but areas are throughout the mountains
- Site is limited in extent, on steep slopes or at the toe of a slope, and dominantly supports deciduous trees and shrubs
- Site is at elevations of 3,000 to 6,000 feet above sea level. It is on avalanche paths and runouts or in other areas that are frequently disturbed, such as talus slopes and debris torrent deposits. Sitka alder, red elderberry, green false hellebore, and ladyfern are common. If yes, the site is Cryic/Udic Active Natural Disturbance (F003XN926WA).
-
ProvisionalBX012X02C063/R012XC063IDShallow to Loamy, Calcareous 15-19 Inch Precipitation Zone Lost River MountainsiKey Characteristics
- Site located north of the Columbia River.
- Within a national park soil survey or in an area joining with a national park in the Washington Cascades Range
- NORTH CASCADES NATIONAL PARK
- Site is forested and more than 25 percent is covered with trees
- Site typically is on west slope of North Cascade Mountains, but areas are throughout the mountains
- Site is limited in extent, on steep slopes or at the toe of a slope, and dominantly supports deciduous trees and shrubs
- Site is at elevations of 3,000 to 6,000 feet above sea level. It is on avalanche paths and runouts or in other areas that are frequently disturbed, such as talus slopes and debris torrent deposits. Sitka alder, red elderberry, green false hellebore, and ladyfern are common. If yes, the site is Cryic/Udic Active Natural Disturbance (F003XN926WA).
-
i
Key Characteristics
- Site located north of the Columbia River.
- Within a national park soil survey or in an area joining with a national park in the Washington Cascades Range
- NORTH CASCADES NATIONAL PARK
- Site is forested and more than 25 percent is covered with trees
- Site typically is on west slope of North Cascade Mountains, but areas are throughout the mountains
- Site is limited in extent, on steep slopes or at the toe of a slope, and dominantly supports deciduous trees and shrubs
- Site is at elevations of 3,000 to 6,000 feet above sea level. It is on avalanche paths and runouts or in other areas that are frequently disturbed, such as talus slopes and debris torrent deposits. Sitka alder, red elderberry, green false hellebore, and ladyfern are common. If yes, the site is Cryic/Udic Active Natural Disturbance (F003XN926WA).
-
i
Key Characteristics
- Site located north of the Columbia River.
- Within a national park soil survey or in an area joining with a national park in the Washington Cascades Range
- NORTH CASCADES NATIONAL PARK
- Site is forested and more than 25 percent is covered with trees
- Site typically is on west slope of North Cascade Mountains, but areas are throughout the mountains
- Site is limited in extent, on steep slopes or at the toe of a slope, and dominantly supports deciduous trees and shrubs
- Site is at elevations of 3,000 to 6,000 feet above sea level. It is on avalanche paths and runouts or in other areas that are frequently disturbed, such as talus slopes and debris torrent deposits. Sitka alder, red elderberry, green false hellebore, and ladyfern are common. If yes, the site is Cryic/Udic Active Natural Disturbance (F003XN926WA).
-
ProvisionalBX012X02C072/R012XC072IDSteep Skeletal 15-19 Inch Precipitation Zone Lost River MountainsiKey Characteristics
- Site located north of the Columbia River.
- Within a national park soil survey or in an area joining with a national park in the Washington Cascades Range
- NORTH CASCADES NATIONAL PARK
- Site is forested and more than 25 percent is covered with trees
- Site typically is on west slope of North Cascade Mountains, but areas are throughout the mountains
- Site is limited in extent, on steep slopes or at the toe of a slope, and dominantly supports deciduous trees and shrubs
- Site is at elevations of 3,000 to 6,000 feet above sea level. It is on avalanche paths and runouts or in other areas that are frequently disturbed, such as talus slopes and debris torrent deposits. Sitka alder, red elderberry, green false hellebore, and ladyfern are common. If yes, the site is Cryic/Udic Active Natural Disturbance (F003XN926WA).
-
ProvisionalBX012X02D008/R012XD008IDCoarse Upland 20-24 Inch Precipitation Zone Lost River MountainsiKey Characteristics
- Site located north of the Columbia River.
- Within a national park soil survey or in an area joining with a national park in the Washington Cascades Range
- NORTH CASCADES NATIONAL PARK
- Site is forested and more than 25 percent is covered with trees
- Site typically is on west slope of North Cascade Mountains, but areas are throughout the mountains
- Site is limited in extent, on steep slopes or at the toe of a slope, and dominantly supports deciduous trees and shrubs
- Site is at elevations of 3,000 to 6,000 feet above sea level. It is on avalanche paths and runouts or in other areas that are frequently disturbed, such as talus slopes and debris torrent deposits. Sitka alder, red elderberry, green false hellebore, and ladyfern are common. If yes, the site is Cryic/Udic Active Natural Disturbance (F003XN926WA).
-
ProvisionalBX012X02D026/R012XD026IDLoamy, Calcareous 20-24 Inch Precipitation Zone Lost River MountainsiKey Characteristics
- Site located north of the Columbia River.
- Within a national park soil survey or in an area joining with a national park in the Washington Cascades Range
- NORTH CASCADES NATIONAL PARK
- Site is forested and more than 25 percent is covered with trees
- Site typically is on west slope of North Cascade Mountains, but areas are throughout the mountains
- Site is limited in extent, on steep slopes or at the toe of a slope, and dominantly supports deciduous trees and shrubs
- Site is at elevations of 3,000 to 6,000 feet above sea level. It is on avalanche paths and runouts or in other areas that are frequently disturbed, such as talus slopes and debris torrent deposits. Sitka alder, red elderberry, green false hellebore, and ladyfern are common. If yes, the site is Cryic/Udic Active Natural Disturbance (F003XN926WA).
-
i
Key Characteristics
- Site located north of the Columbia River.
- Within a national park soil survey or in an area joining with a national park in the Washington Cascades Range
- NORTH CASCADES NATIONAL PARK
- Site is forested and more than 25 percent is covered with trees
- Site typically is on west slope of North Cascade Mountains, but areas are throughout the mountains
- Site is limited in extent, on steep slopes or at the toe of a slope, and dominantly supports deciduous trees and shrubs
- Site is at elevations of 3,000 to 6,000 feet above sea level. It is on avalanche paths and runouts or in other areas that are frequently disturbed, such as talus slopes and debris torrent deposits. Sitka alder, red elderberry, green false hellebore, and ladyfern are common. If yes, the site is Cryic/Udic Active Natural Disturbance (F003XN926WA).
-
i
Key Characteristics
- Site located north of the Columbia River.
- Within a national park soil survey or in an area joining with a national park in the Washington Cascades Range
- NORTH CASCADES NATIONAL PARK
- Site is forested and more than 25 percent is covered with trees
- Site typically is on west slope of North Cascade Mountains, but areas are throughout the mountains
- Site is limited in extent, on steep slopes or at the toe of a slope, and dominantly supports deciduous trees and shrubs
- Site is at elevations of 3,000 to 6,000 feet above sea level. It is on avalanche paths and runouts or in other areas that are frequently disturbed, such as talus slopes and debris torrent deposits. Sitka alder, red elderberry, green false hellebore, and ladyfern are common. If yes, the site is Cryic/Udic Active Natural Disturbance (F003XN926WA).
-
i
Key Characteristics
- Site located north of the Columbia River.
- Within a national park soil survey or in an area joining with a national park in the Washington Cascades Range
- NORTH CASCADES NATIONAL PARK
- Site is forested and more than 25 percent is covered with trees
- Site typically is on west slope of North Cascade Mountains, but areas are throughout the mountains
- Site is limited in extent, on steep slopes or at the toe of a slope, and dominantly supports deciduous trees and shrubs
- Site is at elevations of 3,000 to 6,000 feet above sea level. It is on avalanche paths and runouts or in other areas that are frequently disturbed, such as talus slopes and debris torrent deposits. Sitka alder, red elderberry, green false hellebore, and ladyfern are common. If yes, the site is Cryic/Udic Active Natural Disturbance (F003XN926WA).
-
i
Key Characteristics
- Site located north of the Columbia River.
- Within a national park soil survey or in an area joining with a national park in the Washington Cascades Range
- NORTH CASCADES NATIONAL PARK
- Site is forested and more than 25 percent is covered with trees
- Site typically is on west slope of North Cascade Mountains, but areas are throughout the mountains
- Site is limited in extent, on steep slopes or at the toe of a slope, and dominantly supports deciduous trees and shrubs
- Site is at elevations of 3,000 to 6,000 feet above sea level. It is on avalanche paths and runouts or in other areas that are frequently disturbed, such as talus slopes and debris torrent deposits. Sitka alder, red elderberry, green false hellebore, and ladyfern are common. If yes, the site is Cryic/Udic Active Natural Disturbance (F003XN926WA).
-
i
Key Characteristics
- Site located north of the Columbia River.
- Within a national park soil survey or in an area joining with a national park in the Washington Cascades Range
- NORTH CASCADES NATIONAL PARK
- Site is forested and more than 25 percent is covered with trees
- Site typically is on west slope of North Cascade Mountains, but areas are throughout the mountains
- Site is limited in extent, on steep slopes or at the toe of a slope, and dominantly supports deciduous trees and shrubs
- Site is at elevations of 3,000 to 6,000 feet above sea level. It is on avalanche paths and runouts or in other areas that are frequently disturbed, such as talus slopes and debris torrent deposits. Sitka alder, red elderberry, green false hellebore, and ladyfern are common. If yes, the site is Cryic/Udic Active Natural Disturbance (F003XN926WA).
-
i
Key Characteristics
- Site located north of the Columbia River.
- Within a national park soil survey or in an area joining with a national park in the Washington Cascades Range
- NORTH CASCADES NATIONAL PARK
- Site is forested and more than 25 percent is covered with trees
- Site typically is on west slope of North Cascade Mountains, but areas are throughout the mountains
- Site is limited in extent, on steep slopes or at the toe of a slope, and dominantly supports deciduous trees and shrubs
- Site is at elevations of 3,000 to 6,000 feet above sea level. It is on avalanche paths and runouts or in other areas that are frequently disturbed, such as talus slopes and debris torrent deposits. Sitka alder, red elderberry, green false hellebore, and ladyfern are common. If yes, the site is Cryic/Udic Active Natural Disturbance (F003XN926WA).
-
i
Key Characteristics
- Site located north of the Columbia River.
- Within a national park soil survey or in an area joining with a national park in the Washington Cascades Range
- NORTH CASCADES NATIONAL PARK
- Site is forested and more than 25 percent is covered with trees
- Site typically is on west slope of North Cascade Mountains, but areas are throughout the mountains
- Site is limited in extent, on steep slopes or at the toe of a slope, and dominantly supports deciduous trees and shrubs
- Site is at elevations of 3,000 to 6,000 feet above sea level. It is on avalanche paths and runouts or in other areas that are frequently disturbed, such as talus slopes and debris torrent deposits. Sitka alder, red elderberry, green false hellebore, and ladyfern are common. If yes, the site is Cryic/Udic Active Natural Disturbance (F003XN926WA).
-
i
Key Characteristics
- Site located north of the Columbia River.
- Within a national park soil survey or in an area joining with a national park in the Washington Cascades Range
- NORTH CASCADES NATIONAL PARK
- Site is forested and more than 25 percent is covered with trees
- Site typically is on west slope of North Cascade Mountains, but areas are throughout the mountains
- Site is limited in extent, on steep slopes or at the toe of a slope, and dominantly supports deciduous trees and shrubs
- Site is at elevations of 3,000 to 6,000 feet above sea level. It is on avalanche paths and runouts or in other areas that are frequently disturbed, such as talus slopes and debris torrent deposits. Sitka alder, red elderberry, green false hellebore, and ladyfern are common. If yes, the site is Cryic/Udic Active Natural Disturbance (F003XN926WA).
-
i
Key Characteristics
- Site located north of the Columbia River.
- Within a national park soil survey or in an area joining with a national park in the Washington Cascades Range
- NORTH CASCADES NATIONAL PARK
- Site is forested and more than 25 percent is covered with trees
- Site typically is on west slope of North Cascade Mountains, but areas are throughout the mountains
- Site is limited in extent, on steep slopes or at the toe of a slope, and dominantly supports deciduous trees and shrubs
- Site is at elevations of 3,000 to 6,000 feet above sea level. It is on avalanche paths and runouts or in other areas that are frequently disturbed, such as talus slopes and debris torrent deposits. Sitka alder, red elderberry, green false hellebore, and ladyfern are common. If yes, the site is Cryic/Udic Active Natural Disturbance (F003XN926WA).
-
i
Key Characteristics
- Site located north of the Columbia River.
- Within a national park soil survey or in an area joining with a national park in the Washington Cascades Range
- NORTH CASCADES NATIONAL PARK
- Site is forested and more than 25 percent is covered with trees
- Site typically is on west slope of North Cascade Mountains, but areas are throughout the mountains
- Site is limited in extent, on steep slopes or at the toe of a slope, and dominantly supports deciduous trees and shrubs
- Site is at elevations of 3,000 to 6,000 feet above sea level. It is on avalanche paths and runouts or in other areas that are frequently disturbed, such as talus slopes and debris torrent deposits. Sitka alder, red elderberry, green false hellebore, and ladyfern are common. If yes, the site is Cryic/Udic Active Natural Disturbance (F003XN926WA).
-
i
Key Characteristics
- Site located north of the Columbia River.
- Within a national park soil survey or in an area joining with a national park in the Washington Cascades Range
- NORTH CASCADES NATIONAL PARK
- Site is forested and more than 25 percent is covered with trees
- Site typically is on west slope of North Cascade Mountains, but areas are throughout the mountains
- Site is limited in extent, on steep slopes or at the toe of a slope, and dominantly supports deciduous trees and shrubs
- Site is at elevations of 3,000 to 6,000 feet above sea level. It is on avalanche paths and runouts or in other areas that are frequently disturbed, such as talus slopes and debris torrent deposits. Sitka alder, red elderberry, green false hellebore, and ladyfern are common. If yes, the site is Cryic/Udic Active Natural Disturbance (F003XN926WA).
-
i
Key Characteristics
- Site located north of the Columbia River.
- Within a national park soil survey or in an area joining with a national park in the Washington Cascades Range
- NORTH CASCADES NATIONAL PARK
- Site is forested and more than 25 percent is covered with trees
- Site typically is on west slope of North Cascade Mountains, but areas are throughout the mountains
- Site is limited in extent, on steep slopes or at the toe of a slope, and dominantly supports deciduous trees and shrubs
- Site is at elevations of 3,000 to 6,000 feet above sea level. It is on avalanche paths and runouts or in other areas that are frequently disturbed, such as talus slopes and debris torrent deposits. Sitka alder, red elderberry, green false hellebore, and ladyfern are common. If yes, the site is Cryic/Udic Active Natural Disturbance (F003XN926WA).
-
i
Key Characteristics
- Site located north of the Columbia River.
- Within a national park soil survey or in an area joining with a national park in the Washington Cascades Range
- NORTH CASCADES NATIONAL PARK
- Site is forested and more than 25 percent is covered with trees
- Site typically is on west slope of North Cascade Mountains, but areas are throughout the mountains
- Site is limited in extent, on steep slopes or at the toe of a slope, and dominantly supports deciduous trees and shrubs
- Site is at elevations of 3,000 to 6,000 feet above sea level. It is on avalanche paths and runouts or in other areas that are frequently disturbed, such as talus slopes and debris torrent deposits. Sitka alder, red elderberry, green false hellebore, and ladyfern are common. If yes, the site is Cryic/Udic Active Natural Disturbance (F003XN926WA).
-
i
Key Characteristics
- Site located north of the Columbia River.
- Within a national park soil survey or in an area joining with a national park in the Washington Cascades Range
- NORTH CASCADES NATIONAL PARK
- Site is forested and more than 25 percent is covered with trees
- Site typically is on west slope of North Cascade Mountains, but areas are throughout the mountains
- Site is limited in extent, on steep slopes or at the toe of a slope, and dominantly supports deciduous trees and shrubs
- Site is at elevations of 3,000 to 6,000 feet above sea level. It is on avalanche paths and runouts or in other areas that are frequently disturbed, such as talus slopes and debris torrent deposits. Sitka alder, red elderberry, green false hellebore, and ladyfern are common. If yes, the site is Cryic/Udic Active Natural Disturbance (F003XN926WA).
-
i
Key Characteristics
- Site located north of the Columbia River.
- Within a national park soil survey or in an area joining with a national park in the Washington Cascades Range
- NORTH CASCADES NATIONAL PARK
- Site is forested and more than 25 percent is covered with trees
- Site typically is on west slope of North Cascade Mountains, but areas are throughout the mountains
- Site is limited in extent, on steep slopes or at the toe of a slope, and dominantly supports deciduous trees and shrubs
- Site is at elevations of 3,000 to 6,000 feet above sea level. It is on avalanche paths and runouts or in other areas that are frequently disturbed, such as talus slopes and debris torrent deposits. Sitka alder, red elderberry, green false hellebore, and ladyfern are common. If yes, the site is Cryic/Udic Active Natural Disturbance (F003XN926WA).
-
i
Key Characteristics
- Site located north of the Columbia River.
- Within a national park soil survey or in an area joining with a national park in the Washington Cascades Range
- NORTH CASCADES NATIONAL PARK
- Site is forested and more than 25 percent is covered with trees
- Site typically is on west slope of North Cascade Mountains, but areas are throughout the mountains
- Site is limited in extent, on steep slopes or at the toe of a slope, and dominantly supports deciduous trees and shrubs
- Site is at elevations of 3,000 to 6,000 feet above sea level. It is on avalanche paths and runouts or in other areas that are frequently disturbed, such as talus slopes and debris torrent deposits. Sitka alder, red elderberry, green false hellebore, and ladyfern are common. If yes, the site is Cryic/Udic Active Natural Disturbance (F003XN926WA).
-
i
Key Characteristics
- Site located north of the Columbia River.
- Within a national park soil survey or in an area joining with a national park in the Washington Cascades Range
- NORTH CASCADES NATIONAL PARK
- Site is forested and more than 25 percent is covered with trees
- Site typically is on west slope of North Cascade Mountains, but areas are throughout the mountains
- Site is limited in extent, on steep slopes or at the toe of a slope, and dominantly supports deciduous trees and shrubs
- Site is at elevations of 3,000 to 6,000 feet above sea level. It is on avalanche paths and runouts or in other areas that are frequently disturbed, such as talus slopes and debris torrent deposits. Sitka alder, red elderberry, green false hellebore, and ladyfern are common. If yes, the site is Cryic/Udic Active Natural Disturbance (F003XN926WA).
-
i
Key Characteristics
- Site located north of the Columbia River.
- Within a national park soil survey or in an area joining with a national park in the Washington Cascades Range
- NORTH CASCADES NATIONAL PARK
- Site is forested and more than 25 percent is covered with trees
- Site typically is on west slope of North Cascade Mountains, but areas are throughout the mountains
- Site is limited in extent, on steep slopes or at the toe of a slope, and dominantly supports deciduous trees and shrubs
- Site is at elevations of 3,000 to 6,000 feet above sea level. It is on avalanche paths and runouts or in other areas that are frequently disturbed, such as talus slopes and debris torrent deposits. Sitka alder, red elderberry, green false hellebore, and ladyfern are common. If yes, the site is Cryic/Udic Active Natural Disturbance (F003XN926WA).
-
i
Key Characteristics
- Site located north of the Columbia River.
- Within a national park soil survey or in an area joining with a national park in the Washington Cascades Range
- NORTH CASCADES NATIONAL PARK
- Site is forested and more than 25 percent is covered with trees
- Site typically is on west slope of North Cascade Mountains, but areas are throughout the mountains
- Site is limited in extent, on steep slopes or at the toe of a slope, and dominantly supports deciduous trees and shrubs
- Site is at elevations of 3,000 to 6,000 feet above sea level. It is on avalanche paths and runouts or in other areas that are frequently disturbed, such as talus slopes and debris torrent deposits. Sitka alder, red elderberry, green false hellebore, and ladyfern are common. If yes, the site is Cryic/Udic Active Natural Disturbance (F003XN926WA).
-
i
Key Characteristics
- Site located north of the Columbia River.
- Within a national park soil survey or in an area joining with a national park in the Washington Cascades Range
- NORTH CASCADES NATIONAL PARK
- Site is forested and more than 25 percent is covered with trees
- Site typically is on west slope of North Cascade Mountains, but areas are throughout the mountains
- Site is limited in extent, on steep slopes or at the toe of a slope, and dominantly supports deciduous trees and shrubs
- Site is at elevations of 3,000 to 6,000 feet above sea level. It is on avalanche paths and runouts or in other areas that are frequently disturbed, such as talus slopes and debris torrent deposits. Sitka alder, red elderberry, green false hellebore, and ladyfern are common. If yes, the site is Cryic/Udic Active Natural Disturbance (F003XN926WA).
-
i
Key Characteristics
- Site located north of the Columbia River.
- Within a national park soil survey or in an area joining with a national park in the Washington Cascades Range
- NORTH CASCADES NATIONAL PARK
- Site is forested and more than 25 percent is covered with trees
- Site typically is on west slope of North Cascade Mountains, but areas are throughout the mountains
- Site is limited in extent, on steep slopes or at the toe of a slope, and dominantly supports deciduous trees and shrubs
- Site is at elevations of 3,000 to 6,000 feet above sea level. It is on avalanche paths and runouts or in other areas that are frequently disturbed, such as talus slopes and debris torrent deposits. Sitka alder, red elderberry, green false hellebore, and ladyfern are common. If yes, the site is Cryic/Udic Active Natural Disturbance (F003XN926WA).
-
i
Key Characteristics
- Site located north of the Columbia River.
- Within a national park soil survey or in an area joining with a national park in the Washington Cascades Range
- NORTH CASCADES NATIONAL PARK
- Site is forested and more than 25 percent is covered with trees
- Site typically is on west slope of North Cascade Mountains, but areas are throughout the mountains
- Site is limited in extent, on steep slopes or at the toe of a slope, and dominantly supports deciduous trees and shrubs
- Site is at elevations of 3,000 to 6,000 feet above sea level. It is on avalanche paths and runouts or in other areas that are frequently disturbed, such as talus slopes and debris torrent deposits. Sitka alder, red elderberry, green false hellebore, and ladyfern are common. If yes, the site is Cryic/Udic Active Natural Disturbance (F003XN926WA).
-
i
Key Characteristics
- Site located north of the Columbia River.
- Within a national park soil survey or in an area joining with a national park in the Washington Cascades Range
- NORTH CASCADES NATIONAL PARK
- Site is forested and more than 25 percent is covered with trees
- Site typically is on west slope of North Cascade Mountains, but areas are throughout the mountains
- Site is limited in extent, on steep slopes or at the toe of a slope, and dominantly supports deciduous trees and shrubs
- Site is at elevations of 3,000 to 6,000 feet above sea level. It is on avalanche paths and runouts or in other areas that are frequently disturbed, such as talus slopes and debris torrent deposits. Sitka alder, red elderberry, green false hellebore, and ladyfern are common. If yes, the site is Cryic/Udic Active Natural Disturbance (F003XN926WA).
-
i
Key Characteristics
- Site located north of the Columbia River.
- Within a national park soil survey or in an area joining with a national park in the Washington Cascades Range
- NORTH CASCADES NATIONAL PARK
- Site is forested and more than 25 percent is covered with trees
- Site typically is on west slope of North Cascade Mountains, but areas are throughout the mountains
- Site is limited in extent, on steep slopes or at the toe of a slope, and dominantly supports deciduous trees and shrubs
- Site is at elevations of 3,000 to 6,000 feet above sea level. It is on avalanche paths and runouts or in other areas that are frequently disturbed, such as talus slopes and debris torrent deposits. Sitka alder, red elderberry, green false hellebore, and ladyfern are common. If yes, the site is Cryic/Udic Active Natural Disturbance (F003XN926WA).
-
i
Key Characteristics
- Site located north of the Columbia River.
- Within a national park soil survey or in an area joining with a national park in the Washington Cascades Range
- NORTH CASCADES NATIONAL PARK
- Site is forested and more than 25 percent is covered with trees
- Site typically is on west slope of North Cascade Mountains, but areas are throughout the mountains
- Site is limited in extent, on steep slopes or at the toe of a slope, and dominantly supports deciduous trees and shrubs
- Site is at elevations of 3,000 to 6,000 feet above sea level. It is on avalanche paths and runouts or in other areas that are frequently disturbed, such as talus slopes and debris torrent deposits. Sitka alder, red elderberry, green false hellebore, and ladyfern are common. If yes, the site is Cryic/Udic Active Natural Disturbance (F003XN926WA).
-
i
Key Characteristics
- Site located north of the Columbia River.
- Within a national park soil survey or in an area joining with a national park in the Washington Cascades Range
- NORTH CASCADES NATIONAL PARK
- Site is forested and more than 25 percent is covered with trees
- Site typically is on west slope of North Cascade Mountains, but areas are throughout the mountains
- Site is limited in extent, on steep slopes or at the toe of a slope, and dominantly supports deciduous trees and shrubs
- Site is at elevations of 3,000 to 6,000 feet above sea level. It is on avalanche paths and runouts or in other areas that are frequently disturbed, such as talus slopes and debris torrent deposits. Sitka alder, red elderberry, green false hellebore, and ladyfern are common. If yes, the site is Cryic/Udic Active Natural Disturbance (F003XN926WA).
-
i
Key Characteristics
- Site located north of the Columbia River.
- Within a national park soil survey or in an area joining with a national park in the Washington Cascades Range
- NORTH CASCADES NATIONAL PARK
- Site is forested and more than 25 percent is covered with trees
- Site typically is on west slope of North Cascade Mountains, but areas are throughout the mountains
- Site is limited in extent, on steep slopes or at the toe of a slope, and dominantly supports deciduous trees and shrubs
- Site is at elevations of 3,000 to 6,000 feet above sea level. It is on avalanche paths and runouts or in other areas that are frequently disturbed, such as talus slopes and debris torrent deposits. Sitka alder, red elderberry, green false hellebore, and ladyfern are common. If yes, the site is Cryic/Udic Active Natural Disturbance (F003XN926WA).
-
i
Key Characteristics
- Site located north of the Columbia River.
- Within a national park soil survey or in an area joining with a national park in the Washington Cascades Range
- NORTH CASCADES NATIONAL PARK
- Site is forested and more than 25 percent is covered with trees
- Site typically is on west slope of North Cascade Mountains, but areas are throughout the mountains
- Site is limited in extent, on steep slopes or at the toe of a slope, and dominantly supports deciduous trees and shrubs
- Site is at elevations of 3,000 to 6,000 feet above sea level. It is on avalanche paths and runouts or in other areas that are frequently disturbed, such as talus slopes and debris torrent deposits. Sitka alder, red elderberry, green false hellebore, and ladyfern are common. If yes, the site is Cryic/Udic Active Natural Disturbance (F003XN926WA).
-
i
Key Characteristics
- Site located north of the Columbia River.
- Within a national park soil survey or in an area joining with a national park in the Washington Cascades Range
- NORTH CASCADES NATIONAL PARK
- Site is forested and more than 25 percent is covered with trees
- Site typically is on west slope of North Cascade Mountains, but areas are throughout the mountains
- Site is limited in extent, on steep slopes or at the toe of a slope, and dominantly supports deciduous trees and shrubs
- Site is at elevations of 3,000 to 6,000 feet above sea level. It is on avalanche paths and runouts or in other areas that are frequently disturbed, such as talus slopes and debris torrent deposits. Sitka alder, red elderberry, green false hellebore, and ladyfern are common. If yes, the site is Cryic/Udic Active Natural Disturbance (F003XN926WA).
-
i
Key Characteristics
- Site located north of the Columbia River.
- Within a national park soil survey or in an area joining with a national park in the Washington Cascades Range
- NORTH CASCADES NATIONAL PARK
- Site is forested and more than 25 percent is covered with trees
- Site typically is on west slope of North Cascade Mountains, but areas are throughout the mountains
- Site is limited in extent, on steep slopes or at the toe of a slope, and dominantly supports deciduous trees and shrubs
- Site is at elevations of 3,000 to 6,000 feet above sea level. It is on avalanche paths and runouts or in other areas that are frequently disturbed, such as talus slopes and debris torrent deposits. Sitka alder, red elderberry, green false hellebore, and ladyfern are common. If yes, the site is Cryic/Udic Active Natural Disturbance (F003XN926WA).
-
i
Key Characteristics
- Site located north of the Columbia River.
- Within a national park soil survey or in an area joining with a national park in the Washington Cascades Range
- NORTH CASCADES NATIONAL PARK
- Site is forested and more than 25 percent is covered with trees
- Site typically is on west slope of North Cascade Mountains, but areas are throughout the mountains
- Site is limited in extent, on steep slopes or at the toe of a slope, and dominantly supports deciduous trees and shrubs
- Site is at elevations of 3,000 to 6,000 feet above sea level. It is on avalanche paths and runouts or in other areas that are frequently disturbed, such as talus slopes and debris torrent deposits. Sitka alder, red elderberry, green false hellebore, and ladyfern are common. If yes, the site is Cryic/Udic Active Natural Disturbance (F003XN926WA).
-
i
Key Characteristics
- Site located north of the Columbia River.
- Within a national park soil survey or in an area joining with a national park in the Washington Cascades Range
- NORTH CASCADES NATIONAL PARK
- Site is forested and more than 25 percent is covered with trees
- Site typically is on west slope of North Cascade Mountains, but areas are throughout the mountains
- Site is limited in extent, on steep slopes or at the toe of a slope, and dominantly supports deciduous trees and shrubs
- Site is at elevations of 3,000 to 6,000 feet above sea level. It is on avalanche paths and runouts or in other areas that are frequently disturbed, such as talus slopes and debris torrent deposits. Sitka alder, red elderberry, green false hellebore, and ladyfern are common. If yes, the site is Cryic/Udic Active Natural Disturbance (F003XN926WA).
-
i
Key Characteristics
- Site located north of the Columbia River.
- Within a national park soil survey or in an area joining with a national park in the Washington Cascades Range
- NORTH CASCADES NATIONAL PARK
- Site is forested and more than 25 percent is covered with trees
- Site typically is on west slope of North Cascade Mountains, but areas are throughout the mountains
- Site is limited in extent, on steep slopes or at the toe of a slope, and dominantly supports deciduous trees and shrubs
- Site is at elevations of 3,000 to 6,000 feet above sea level. It is on avalanche paths and runouts or in other areas that are frequently disturbed, such as talus slopes and debris torrent deposits. Sitka alder, red elderberry, green false hellebore, and ladyfern are common. If yes, the site is Cryic/Udic Active Natural Disturbance (F003XN926WA).
-
i
Key Characteristics
- Site located north of the Columbia River.
- Within a national park soil survey or in an area joining with a national park in the Washington Cascades Range
- NORTH CASCADES NATIONAL PARK
- Site is forested and more than 25 percent is covered with trees
- Site typically is on west slope of North Cascade Mountains, but areas are throughout the mountains
- Site is limited in extent, on steep slopes or at the toe of a slope, and dominantly supports deciduous trees and shrubs
- Site is at elevations of 3,000 to 6,000 feet above sea level. It is on avalanche paths and runouts or in other areas that are frequently disturbed, such as talus slopes and debris torrent deposits. Sitka alder, red elderberry, green false hellebore, and ladyfern are common. If yes, the site is Cryic/Udic Active Natural Disturbance (F003XN926WA).
-
i
Key Characteristics
- Site located north of the Columbia River.
- Within a national park soil survey or in an area joining with a national park in the Washington Cascades Range
- NORTH CASCADES NATIONAL PARK
- Site is forested and more than 25 percent is covered with trees
- Site typically is on west slope of North Cascade Mountains, but areas are throughout the mountains
- Site is limited in extent, on steep slopes or at the toe of a slope, and dominantly supports deciduous trees and shrubs
- Site is at elevations of 3,000 to 6,000 feet above sea level. It is on avalanche paths and runouts or in other areas that are frequently disturbed, such as talus slopes and debris torrent deposits. Sitka alder, red elderberry, green false hellebore, and ladyfern are common. If yes, the site is Cryic/Udic Active Natural Disturbance (F003XN926WA).
-
i
Key Characteristics
- Site located north of the Columbia River.
- Within a national park soil survey or in an area joining with a national park in the Washington Cascades Range
- NORTH CASCADES NATIONAL PARK
- Site is forested and more than 25 percent is covered with trees
- Site typically is on west slope of North Cascade Mountains, but areas are throughout the mountains
- Site is limited in extent, on steep slopes or at the toe of a slope, and dominantly supports deciduous trees and shrubs
- Site is at elevations of 3,000 to 6,000 feet above sea level. It is on avalanche paths and runouts or in other areas that are frequently disturbed, such as talus slopes and debris torrent deposits. Sitka alder, red elderberry, green false hellebore, and ladyfern are common. If yes, the site is Cryic/Udic Active Natural Disturbance (F003XN926WA).
-
i
Key Characteristics
- Site located north of the Columbia River.
- Within a national park soil survey or in an area joining with a national park in the Washington Cascades Range
- NORTH CASCADES NATIONAL PARK
- Site is forested and more than 25 percent is covered with trees
- Site typically is on west slope of North Cascade Mountains, but areas are throughout the mountains
- Site is limited in extent, on steep slopes or at the toe of a slope, and dominantly supports deciduous trees and shrubs
- Site is at elevations of 3,000 to 6,000 feet above sea level. It is on avalanche paths and runouts or in other areas that are frequently disturbed, such as talus slopes and debris torrent deposits. Sitka alder, red elderberry, green false hellebore, and ladyfern are common. If yes, the site is Cryic/Udic Active Natural Disturbance (F003XN926WA).
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MLRA 12 Key Selection
Lost River Mountains LRU
LRU 02
The site is forested - greater than 10 tree stems per acre.
Site is rangeland.
Forested Ecological Site Key
The site is in the Lost River Mountains LRU
The site is in the Lost River Valley LRU
Use the Lost River Mountain LRU Key
Use the MLRA 12, MLRA Wide Key
Forested ecological sites occurring within the Lost River Mountains LRU 02 - MLRA12 - Lost River Mountains and Valleys
Shallow skeletal
Range sites occurring in the Lost River Mountain LRU MLRA within 12 boundaries - MLRA 12 - Lost River Mountains and Valleys: Rangeland Ecological Site Key.
Sites receive additional moisture in addition to effective precipitation.
Site does not receive additional moisture outside of effective precipitation.
Site has a seasonal water table within 100cm (40 inches) and occurs in a floodplain. - Forested Riparian
Site has a seasonal water table within 100cm (40 inches) of the soils surface but occurs outside of a floodplain. - Forested Subirrigated
Site is shallow or very shallow to bedrock (≤50cm).
Site is skeletal (greater than 35 percent coarse fragments). -
Site is not skeletal (greater than 35 percent coarse fragments). Forested Shallow
Site is moderately deep or deep to bedrock.
Site has calcareous soils in the top 50cm of the soil profile (pH of 7.8 or higher). - Forested Calcareous
Site is not affected by soil chemistry.
Soil is skeletal in the top 50cm of the soil profile (≥ 35 percent coarse fragments).
Soil is not skeletal in the top 50cm of the soil profile.
Slope is ≥30 percent. - Forested Steep Skeletal
Slope is <30 percent - Forested Skeletal.
Slope is ≥30 percent.
Slope is <30 percent.
Soil has a texture of clay, clay loam, silty clay, or sandy clay in the top 50cm. - Forested Steep Clayey
Soil does not have textures of clay, clay loam, silty clay, or sandy clay.
Soil has textures of sandy, sandy loam, sandy clay loam, coarse sandy loam, or fine sandy loam in the top 50cm. - Forested Steep Sandy
Soil does not have textures of sandy, sandy loam, sandy clay loam, coarse sandy loam, or fine sandy loam in the top 50cm.
Soil has textures of loams, silt loams, or loamy sands. - Forested Steep Loamy
Soil has a texture of clay, clay loam, silty clay, or sandy clay in the top 50cm. - Forested Clayey
Soil does not have a texture of clay, clay loam, silty clay, or sandy clay in the top 50cm.
Soil has textures of sandy, sandy loam, sandy clay loam, coarse sandy loam, or fine sandy loam in the top 50cm. - Forested Sandy
Soil does not have textures of sandy, sandy loam, sandy clay loam, coarse sandy loam, or fine sandy loam in the top 50cm.
Soil has textures of loams, silt loams, or loamy sands. - Forested Loamy
Site occurs on uplands
Site occurs on bottomlands (slopes less than 8%). Water table is seasonal.
Site occurs on bottomlands (slopes less than 8%). Water table present for most of the growing season.
Slopes greater than 30% on northerly aspects.
Slopes greater than 30% on southerly aspects.
Slopes generally less than 30% on all aspects.
Soils are deep and loamy. Site occurs in 12-16" PZ at 6500-9000 ft.
R012XY048ID – North Slope Deep Loamy 12-16 PZ ARTRV/FEID
R012XY048ID – North Slope Deep Loamy 12-16 PZ ARTRV/FEID
Soils are generally moderately deep. Site occurs in 12-16" PZ at 5300-9000 ft. elevation.
R012XY010ID – North Slope Loamy 12-16 PZ ARTR4/FEID
R012XY010ID – North Slope Loamy 12-16 PZ ARTR4/FEID
Site occurs in 8-12" PZ at 4500-7000 ft. elevation. Soils are gravelly and extremely gravelly loams over fractured bedrock. Soils range from shallow to deep.
R012XY017ID – Shallow Fractured South 8-12 PZ ARTRW8/PSSPS-LESAS2
R012XY017ID – Shallow Fractured South 8-12 PZ ARTRW8/PSSPS-LESAS2
Site occurs in 12-16" PZ at 5000-7500 ft. elevation. Soils have very cobbly clay loam or clay surfaces. Depth to bedrock or claypan is usually 16-30".
R012XY029ID – Clayey South Slope 12-16 PZ ARAR8/PSSPS
R012XY029ID – Clayey South Slope 12-16 PZ ARAR8/PSSPS
Soils are affected by salts (saline).
Soils not affected by salts.
Site occurs in <8" PZ on slopes less than 5%. Elevation ranges from 4700-5800 ft. Soils are deep and well drained. Textures are loams to very gravelly loams.
R012XY003ID – Saline Flat <8 PZ ATGA/ACHY
R012XY003ID – Saline Flat <8 PZ ATGA/ACHY
Site occurs in 7-9" PZ on slopes from 0-30%. Elevation ranges from 4800-7000 ft. Soils are deep and well drained. Textures are gravelly loams to extremely gravelly loams.
R012XY009ID – Saline Gravelly 7-9 PZ ATCO/ACHY-HECOC8
R012XY009ID – Saline Gravelly 7-9 PZ ATCO/ACHY-HECOC8
Site occurs in 8-11" PZ on slopes less than 10%. Elevation ranges from 5000-6500 ft. Soils are deep and well drained. Textures are loams to extremely gravelly loams.
R012XY018ID – Saline Loamy 8-11 PZ SAVE4/LECI4
R012XY018ID – Saline Loamy 8-11 PZ SAVE4/LECI4
Soils have clayey subsoils.
Site is above 7500 ft. in a subalpine environment.
Site is below 7500 ft. elevation in a semi-arid environment.
Site occurs in 7-10" PZ with slopes from 1-10%. Elevation ranges from 4000-6000 ft. Depth to claypan is 8-14”.
R012XY036ID – Clayey 7-10 PZ ARTRW8-ATCO/PSSPS
R012XY036ID – Clayey 7-10 PZ ARTRW8-ATCO/PSSPS
Site occurs in 12-16" PZ with slopes less than 30%. Elevation ranges from 4800-6500 ft. Depth to duripan or bedrock is 20-40”.
R012XY034ID – Clayey 12-16 PZ ARARL/FEID
R012XY034ID – Clayey 12-16 PZ ARARL/FEID
Site occurs in 13-16" PZ with slopes from 5-30%. Elevation ranges from 6500-8500 ft. Depth to clay horizon is 3-10”.
R012XY020ID – Clayey 13-16 PZ ARAR8/FEID
R012XY020ID – Clayey 13-16 PZ ARAR8/FEID
Soils are shallow.
R012XY025ID – Shallow Subalpine 16+ PZ ARART/FEID
R012XY025ID – Shallow Subalpine 16+ PZ ARART/FEID
Soils are moderately deep to deep.
R012XY024ID – Subalpine Slope Loamy 20+ PZ ARTRS2/FEID
R012XY024ID – Subalpine Slope Loamy 20+ PZ ARTRS2/FEID
Soils are influenced by limestone.
Soils not influenced by limestone.
Slopes always less than 30% slope.
Slopes can be greater than 30%.
Soils are shallow.
R012XY007ID – Shallow Gravelly Loam 8-12 PZ ARAR8/PSSPS-ACHY
R012XY007ID – Shallow Gravelly Loam 8-12 PZ ARAR8/PSSPS-ACHY
Soils are shallow to hardpan or deep. Gravels can exceed 60% volume below 12" thus exert a shallow soil influence
R012XY002ID – Gravelly Loam 12-16 PZ ARAR8/PSSP6-FEID
R012XY002ID – Gravelly Loam 12-16 PZ ARAR8/PSSP6-FEID
Soils are moderately deep to deep.
R012XY032ID – Loamy 8-12 PZ ARTRW8/PSSPS
R012XY032ID – Loamy 8-12 PZ ARTRW8/PSSPS
Site is below 13” PZ.
R012XY001ID – Limy Gravelly 8-13 PZ ARNO4/PSSPS
R012XY001ID – Limy Gravelly 8-13 PZ ARNO4/PSSPS
Site is in 12-20” PZ.
R012XY015ID – Steep Limestone 12-20 PZ CELE3/PSSPS-FEID
R012XY015ID – Steep Limestone 12-20 PZ CELE3/PSSPS-FEID
Site at or below 8” PZ.
Site usually within 8-12" PZ.
Site in the 12-16” PZ.
Site in the 16-22” PZ.
Slopes usually 0-3%.
R012XY013ID – Playa <8 PZ KRLA2/ACHY
R012XY013ID – Playa <8 PZ KRLA2/ACHY
Slopes range from 10-75%.
R012XY019ID – Fragile Lands <8 PZ ATCO/LESAS2
R012XY019ID – Fragile Lands <8 PZ ATCO/LESAS2
Soils are deep to very deep.
Soils are shallow to moderately deep.
Site occurs on alluvial fans and terraces.
R012XY030ID – Loamy 7-10 PZ ARTRW8/POSE
R012XY030ID – Loamy 7-10 PZ ARTRW8/POSE
Soil surface is gravelly.
R012XY004ID – Gravelly Loam 8-12 PZ ARTRW8/PSSPS
R012XY004ID – Gravelly Loam 8-12 PZ ARTRW8/PSSPS
High coarse fragments throughout soil profile. Colder temperature.
R012XY040ID – Cold Gravelly 8-12 PZ ARNO4/HECOC8
R012XY040ID – Cold Gravelly 8-12 PZ ARNO4/HECOC8
High coarse fragments throughout soil profile.
R012XY041ID – Gravelly 7-10 PZ ATCO/SPCR
R012XY041ID – Gravelly 7-10 PZ ATCO/SPCR
Shallow to heavy clay layer.
R012XY026ID – Dry Loamy 7-10 PZ ATCO-ARFR4/PSSPS
R012XY026ID – Dry Loamy 7-10 PZ ATCO-ARFR4/PSSPS
Site occupies the windswept portion of the ridgetop or mountain slope.
R012XY006ID – Windswept 8-16 PZ ARFR4/POSE
R012XY006ID – Windswept 8-16 PZ ARFR4/POSE
Site occurs on rocky and stony bedrock outcrops.
R012XY022ID – Shallow Breaks 8-13 PZ JUOS/ARNO4/PSSPS
R012XY022ID – Shallow Breaks 8-13 PZ JUOS/ARNO4/PSSPS
Soils are gravelly.
R012XY008ID – Gravelly 13-16 PZ ARTR4/PSSPS-FEID
R012XY008ID – Gravelly 13-16 PZ ARTR4/PSSPS-FEID
Soils are loamy.
R012XY012ID – Loamy 12-16 PZ ARTRV/FEID-PSSPS
R012XY012ID – Loamy 12-16 PZ ARTRV/FEID-PSSPS
Soils are deep loams to gravelly loams.
R012XY021ID – Loamy 16-22 PZ ARTRV/FEID
R012XY021ID – Loamy 16-22 PZ ARTRV/FEID
Soils are loamy and acidic.
R012XY037ID – Ceanothus Thicket 16-22 PZ CEVE
R012XY037ID – Ceanothus Thicket 16-22 PZ CEVE
Site occurs at 4700-6800 ft elevation on 1-15% slopes. Soils are deep and well drained. Textures are loam and gravelly loam.
R012XY011ID – Alluvial Bottom 8-13 PZ ARTRT/ELLAL-LECI4
R012XY011ID – Alluvial Bottom 8-13 PZ ARTRT/ELLAL-LECI4
Water standing at or above the surface into late summer.
R012XY047ID – Marsh TYLA-SCAC3
R012XY047ID – Marsh TYLA-SCAC3
Water at or near the surface at beginning of growing season and down to 10-20" at the end of the growing season.
R012XY046ID – Wet Meadow Carex-Juncus
R012XY046ID – Wet Meadow Carex-Juncus
Water at or near the surface at beginning of growing season and down to 20-40" at the end of the growing season.
R012XY038ID – Meadow DECA18/CANE2
R012XY038ID – Meadow DECA18/CANE2
Water at or near the surface at beginning of the growing season and greater than 40" at the end of the growing season.
R012XY023ID – Dry Meadow PONE3-PHAL2
R012XY023ID – Dry Meadow PONE3-PHAL2
Permanent water table at 12" or less. Site occurs on linear to concave areas on floodplains.
R012XY045ID – Riparian Wet Meadow Salix/Carex
R012XY045ID – Riparian Wet Meadow Salix/Carex
Site in a lowland position (bottom) that receives significant additional moisture from runoff of adjacent slopes, intermittent/perennial streams or a water table
Upland site that does not receive additional moisture
Soil is organic with organic surface ≥20 cm thick
BX012X02G082 – Marsh Lost River Mountains
BX012X02G082 – Marsh Lost River Mountains
Organic surface <20cm thick
Site located in the flood plain
Site not located in the floodplain
Seasonal high-water table < 60 cm
BX012X02G085 – Riparian Wet Meadow Lost River Mountains
BX012X02G085 – Riparian Wet Meadow Lost River Mountains
Seasonal high-water table 60 to 100 cm
BX012X02G088 – Wet Gravelly Lost River Mountains
BX012X02G088 – Wet Gravelly Lost River Mountains
Seasonal high-water table < 60 cm
Seasonal high-water table 60 to 100 cm
BX012X02G080 – Dry Meadow Lost River Mountains
BX012X02G080 – Dry Meadow Lost River Mountains
Seasonal water table < 30 cm
BX012X02G089 – Wet Meadow Lost River Mountains
BX012X02G089 – Wet Meadow Lost River Mountains
Seasonal high-water table 30 to 60 cm
BX012X02G083 – Meadow Lost River Mountains
BX012X02G083 – Meadow Lost River Mountains
Upland sites that are shallow or very shallow (<50cm)
Upland Sites that are Moderately Deep to Very Deep (≥50cm)
Site with a highly calcareous subsoil (<25cm), often gravelly or skeletal subsoil OR underlain by soft calcareous materials. Shallow sandy and loamy soils, often cobbly or channery with slopes >30%, often underlain by soft calcareous materials with many outcrops of sedimentary rock (mountain mahogany present).
Soil is skeletal with coarse fragments on surface and throughout profile (>35% by volume) in top 50cm
Site in the 10-14 inch effective precipitation range.
BX012X02B034 – Rocky Hills 10-14 Inch Precipitation Zone Lost River Mountains
BX012X02B034 – Rocky Hills 10-14 Inch Precipitation Zone Lost River Mountains
Site in the 15-19 inch effective precipitation range.
BX012X02C034 – Rocky Hills 15-19 Inch Precipitation Zone Lost River Mountains
BX012X02C034 – Rocky Hills 15-19 Inch Precipitation Zone Lost River Mountains
Site occurs on summits, ridges, shoulders and steep slopes with coarse fragments up to < 250 cm (10 inch) diameter covering 50-75% of surface and making up 40-50% volume in top 50cm, may have lime horizon below 12”, often westerly aspect and windswept ridges, soils are excessively well drained or somewhat excessively well drained loamy sands, sandy loams and fine sandy loams, productivity potential is low
Site occurs on mountain slopes
Site in the 15-19 inch effective precipitation range
BX012X02C060 – Shallow Gravelly 15-19 Inch Precipitation Zone Lost River Mountains
BX012X02C060 – Shallow Gravelly 15-19 Inch Precipitation Zone Lost River Mountains
Site in the 20-35 inch effective precipitation range
Site in the 20-24 inch effective precipitation range
BX012X02D060 – Shallow Gravelly 20-24 Inch Precipitation Zone Lost River Mountains
BX012X02D060 – Shallow Gravelly 20-24 Inch Precipitation Zone Lost River Mountains
Site in the 25-35 inch effective precipitation range
BX012X02E060 – Shallow Gravelly 25-35 Inch Precipitation Zone Lost River Mountains
BX012X02E060 – Shallow Gravelly 25-35 Inch Precipitation Zone Lost River Mountains
Site has >3% stones or boulders by surface area on soil surface and in soil profile and is skeletal throughout soil profile (>35% by volume)
BX012X02C067 – Shallow Stony 15-19 Inch Precipitation Zone Lost River Mountains
BX012X02C067 – Shallow Stony 15-19 Inch Precipitation Zone Lost River Mountains
Sites with <3% stones or boulders by surface area but soils have high amount of larger coarse fragments (=35% by volume) in soil subsurface
BX012X02C065 – Shallow Skeletal 15-19 Inch Precipitation Zone Lost River Mountains
BX012X02C065 – Shallow Skeletal 15-19 Inch Precipitation Zone Lost River Mountains
Site occurs only in glacial till with or without large boulders on surface, soils are well drained, sandy loam or loam surface, and have 35% or more coarse fragments (gravel, cobble, stone, and flagstone) within 50cm of the surface and generally increasing with depth
Site is not in glacial till parent material
Site is in the 15-19 inch effective precipitation range
BX012X02C008 – Coarse Upland 15-19 Inch Precipitation Zone Lost River Mountains
BX012X02C008 – Coarse Upland 15-19 Inch Precipitation Zone Lost River Mountains
Site located in the 20-35 inch effective precipitation range
Site is located in the 20-24 inch effective precipitation range
BX012X02D008 – Coarse Upland 20-24 Inch Precipitation Zone Lost River Mountains
BX012X02D008 – Coarse Upland 20-24 Inch Precipitation Zone Lost River Mountains
Site is located in the 25-35 inch effective precipitation range
BX012X02E008 – Coarse Upland 25-35 Inch Precipitation Zone Lost River Mountains
BX012X02E008 – Coarse Upland 25-35 Inch Precipitation Zone Lost River Mountains
Site affected by soil chemistry (calcium carbonates) within the rooting depth of herbaceous plants (0-50cm)
Site not affected by soil chemistry
Soils are sandy loams, loams, silt loams, and/or sandy clay loams, ≥15% CCE (calcium carbonate equivalency) at the soil surface (<10cm). Site is in the 10-14 inch effective precipitation range
BX012X02B020 – Limy 10 to 14 Inch Precipitation Zone Lost River Mountains
BX012X02B020 – Limy 10 to 14 Inch Precipitation Zone Lost River Mountains
Soils are sandy loams, loams, silt loams, and/or sandy clay loams, ≥15% CCE (calcium carbonate equivalency) between 10-50cm of the soil surface
Soils with highly calcareous ≥15% CCE) subsoil at 10-25cm, often gravelly or skeletal
Soils with ≥15% CCE between 25cm and 50cm of the soil surface
Site is in the 10-14 inch effective precipitation range
BX012X02B063 – Shallow to Loamy, Calcareous 10-14 Inch Precipitation Zone Lost River Mountains
BX012X02B063 – Shallow to Loamy, Calcareous 10-14 Inch Precipitation Zone Lost River Mountains
Site is in the 15-24 inch effective precipitation range
Site is in the 15-19 inch effective precipitation range
BX012X02C063 – Shallow to Loamy, Calcareous 15-19 Inch Precipitation Zone Lost River Mountains
BX012X02C063 – Shallow to Loamy, Calcareous 15-19 Inch Precipitation Zone Lost River Mountains
Site is in the 20-24 inch effective precipitation range
BX012X02D063 – Shallow Loamy, Calcareous 20-24 Inch Precipitation Zone Lost River Mountains
BX012X02D063 – Shallow Loamy, Calcareous 20-24 Inch Precipitation Zone Lost River Mountains
Site is in the 10-14 inch effective precipitation range
BX012X02B026 – Loamy Calcareous 10-14 Inch Precipitation Zone Lost River Mountains
BX012X02B026 – Loamy Calcareous 10-14 Inch Precipitation Zone Lost River Mountains
Site is in the 15-24 inch effective precipitation range
Site is in the 15-19 inch effective precipitation range
BX012X02C026 – Loamy, Calcareous 15-19 Inch Precipitation Zone Lost River Mountains
BX012X02C026 – Loamy, Calcareous 15-19 Inch Precipitation Zone Lost River Mountains
Site is in the 20-24 inch effective precipitation range
BX012X02D026 – Loamy, Calcareous 20-24 Inch Precipitation Zone Lost River Mountains
BX012X02D026 – Loamy, Calcareous 20-24 Inch Precipitation Zone Lost River Mountains
Sites with a high volume of coarse fragments in top 50cm (>35% by volume)
Sites without a high volume of coarse fragments (<35% by volume)
Slopes >30%
Slopes <30%
Site is in the 10-19 inch effective precipitation range
Site is in the 20-35 inch effective precipitation range
Site is in the 10-14 inch effective precipitation range
BX012X02B072 – Steep Skeletal 10-14 Inch Precipitation Zone Lost River Mountains
BX012X02B072 – Steep Skeletal 10-14 Inch Precipitation Zone Lost River Mountains
Site is in the 15-19 inch effective precipitation range
BX012X02C072 – Steep Skeletal 15-19 Inch Precipitation Zone Lost River Mountains
BX012X02C072 – Steep Skeletal 15-19 Inch Precipitation Zone Lost River Mountains
Site is in the 20-24 inch effective precipitation range
BX012X02D072 – Steep Skeletal 20-24 Inch Precipitation Zone Lost River Mountains
BX012X02D072 – Steep Skeletal 20-24 Inch Precipitation Zone Lost River Mountains
Site is in the 25-35 inch effective precipitation range
BX012X02E072 – Steep Skeletal 25-35 Inch Precipitation Zone Lost River Mountains
BX012X02E072 – Steep Skeletal 25-35 Inch Precipitation Zone Lost River Mountains
Site occurs along terrace breaks or terraces with coarse fragments up to 10 inches in diameter covering 45-75% of surface and making up ≥40% volume in top 50cm. Soils are excessively or somewhat excessively well drained and/or have a texture class of loamy sands, sandy loams and fine sandy loams. Productivity potential VERY LOW (100-400lbs/AC). Site occurs in the 20-24 inch effective precipitation range
BX012X02D012 – Gravelly 20-24 Inch Precipitation Zone Lost River Mountains
BX012X02D012 – Gravelly 20-24 Inch Precipitation Zone Lost River Mountains
Site does not occur along terrace breaks or terraces with coarse fragments up to 10” diameter covering 45-75% of surface. Soil is skeletal in the top 50cm with a mix of rock sizes throughout the soil profile
Site is in the15-19 inch effective precipitation range
BX012X02C068 – Skeletal 15-19 Inch Precipitation Zone Lost River Mountains
BX012X02C068 – Skeletal 15-19 Inch Precipitation Zone Lost River Mountains
Site is in the 20-35 inch effective precipitation range
Site is in the 20-24 inch effective precipitation range
BX012X02D068 – Skeletal 20-24 Inch Precipitation Zone Lost River Mountains
BX012X02D068 – Skeletal 20-24 Inch Precipitation Zone Lost River Mountains
Site is in the 25-35 inch effective precipitation range
BX012X02E068 – Skeletal 25-35 Inch Precipitation Zone Lost River Mountains
BX012X02E068 – Skeletal 25-35 Inch Precipitation Zone Lost River Mountains
Slopes >30%
Slopes <30%. Soils are very fine sandy loams to clay loams, site is well drained (Note: soils with <15cm sandy or silt loam surface layer over sandy clay loam or clay loam is included)
Clay content is < 18% (ribbon < 5 cm long) and sand content > 45% sand in surface mineral 15 cm and clay content is <18% and sand content >45% sand in the 10 to 50 cm range. Site is in the 15-19 inch climatic subset
BX012X02C071 – Steep Sandy 15-19 Inch Precipitation Zone Lost River Mountains
BX012X02C071 – Steep Sandy 15-19 Inch Precipitation Zone Lost River Mountains
Soils are very fine sandy loams to clay loams, and site is well drained (Note: soils with <15cm sandy or silt loam surface layer over sandy clay loam or clay loam is included)
Site is in the15-19 inch effective precipitation range
BX012X02C070 – Steep Loamy 15-19 Inch Precipitation Zone Lost River Mountains
BX012X02C070 – Steep Loamy 15-19 Inch Precipitation Zone Lost River Mountains
Site is in the 20-35 inch effective precipitation range
Site is in the 20-24 inch effective precipitation range
BX012X02D070 – Steep Loamy 20-24 Inch Precipitation Zone Lost River Mountains
BX012X02D070 – Steep Loamy 20-24 Inch Precipitation Zone Lost River Mountains
Site is in the 25-35 inch effective precipitation range
BX012X02E070 – Steep Loamy 25-35 Inch Precipitation Zone Lost River Mountains
BX012X02E070 – Steep Loamy 25-35 Inch Precipitation Zone Lost River Mountains
Site is in the15-19 inch effective precipitation range
BX012X02C022 – Loamy 15 to 19 Inch Precipitation Zone Lost River Mountains
BX012X02C022 – Loamy 15 to 19 Inch Precipitation Zone Lost River Mountains
Site is in the 20-35 inch effective precipitation range
Site is in the 20-24 inch effective precipitation range
BX012X02D022 – Loamy 20-24 Inch Precipitation Zone Lost River Mountains
BX012X02D022 – Loamy 20-24 Inch Precipitation Zone Lost River Mountains
Site is in the 25-35 inch effective precipitation range
BX012X02E022 – Loamy 25-35 Inch Precipitation Zone Lost River Mountains
BX012X02E022 – Loamy 25-35 Inch Precipitation Zone Lost River Mountains
Long term average mean annual precipitation
- No filter
- 20 – 25cm (8 – 10in)
- 25 – 30cm (10 – 12in)
- 30 – 35cm (12 – 14in)
- 35 – 40cm (14 – 16in)
- 40 – 50cm (16 – 20in)
- 50 – 60cm (20 – 24in)
—
cm
Long term average frost free days
- No filter
- 30 – 50days
- 50 – 70days
- 70 – 90days
- 90 – 110days
- 110 – 130days
- 130 – 150days
—
days
- No filter
- 1000 – 1200m (3300 – 3900ft)
- 1200 – 1400m (3900 – 4600ft)
- 1400 – 1600m (4600 – 5200ft)
- 1600 – 1800m (5200 – 5900ft)
- 1800 – 2000m (5900 – 6600ft)
- 2000 – 2200m (6600 – 7200ft)
- 2200 – 2400m (7200 – 7900ft)
- 2400 – 2600m (7900 – 8500ft)
- 2600 – 2800m (8500 – 9800ft)
- 2800 – 3000m
—
m
- No filter
- 0 – 3%
- 3 – 5%
- 5 – 10%
- 10 – 15%
- 15 – 20%
- 20 – 25%
- 25 – 30%
- 30 – 35%
- 35 – 40%
- 40 – 45%
- 45 – 50%
- 50 – 60%
- 60 – 70%
- 70 – 80%
—
%
- No filter
- Alluvial fan
- Alluvial flat
- Canyon wall
- Cirque
- Cirque floor
- Depression
- Drainageway
- Eroded fan remnant
- Fan
- Flood plain
- Glacial-valley floor
- Glacial-valley wall
- Hill
- Lateral moraine
- Moraine
- Mountain
- Mountain slope
- Mountain valley
- Outwash fan
- Outwash terrace
- Plain
- Plateau
- Ravine
- Ridge
- Seep
- Stream terrace
- Swale
- Terrace
- Valley
- No filter
- Andesite
- Igneous, unspecified
- Limestone and dolomite
- Limestone, unspecified
- Metasedimentary, unspecified
- Quartzite
- Rhyolite
- Sedimentary, unspecified
- Volcanic, unspecified
- No filter
- Alluvium
- Colluvium
- Outwash
- Residuum
- Slope alluvium
- Till, unspecified
Soil surface texture
- No filter
- Clay loam
- Coarse sandy loam
- Fine sandy loam
- Loam
- Sandy clay loam
- Silty clay loam
- Silt loam
- Sandy loam
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Ecological site keys
Key Selection
I.
The site is forested - greater than 10 tree stems per acre.
A.
Forested Ecological Site Key
II.
Site is rangeland.
A.
The site is in the Lost River Mountains LRU
1
Use the Lost River Mountain LRU Key
B.
The site is in the Lost River Valley LRU
1
Use the MLRA 12, MLRA Wide Key
MLRA 12 Forested Site Key
I.
Forested ecological sites occurring within the Lost River Mountains LRU 02 - MLRA12 - Lost River Mountains and Valleys
A.
Sites receive additional moisture in addition to effective precipitation.
1
Site has a seasonal water table within 100cm (40 inches) and occurs in a floodplain. - Forested Riparian
2
Site has a seasonal water table within 100cm (40 inches) of the soils surface but occurs outside of a floodplain. - Forested Subirrigated
B.
Site does not receive additional moisture outside of effective precipitation.
1
Site is shallow or very shallow to bedrock (≤50cm).
i.
Site is skeletal (greater than 35 percent coarse fragments). -
Forested
Shallow skeletal
ii.
Site is not skeletal (greater than 35 percent coarse fragments). Forested Shallow
2
Site is moderately deep or deep to bedrock.
i.
Site has calcareous soils in the top 50cm of the soil profile (pH of 7.8 or higher). - Forested Calcareous
ii.
Site is not affected by soil chemistry.
a.
Soil is skeletal in the top 50cm of the soil profile (≥ 35 percent coarse fragments).
1)
Slope is ≥30 percent. - Forested Steep Skeletal
2)
Slope is <30 percent - Forested Skeletal.
b.
Soil is not skeletal in the top 50cm of the soil profile.
1)
Slope is ≥30 percent.
a)
Soil has a texture of clay, clay loam, silty clay, or sandy clay in the top 50cm. - Forested Steep Clayey
b)
Soil does not have textures of clay, clay loam, silty clay, or sandy clay.
(1)
Soil has textures of sandy, sandy loam, sandy clay loam, coarse sandy loam, or fine sandy loam in the top 50cm. - Forested Steep Sandy
(2)
Soil does not have textures of sandy, sandy loam, sandy clay loam, coarse sandy loam, or fine sandy loam in the top 50cm.
(a)
Soil has textures of loams, silt loams, or loamy sands. - Forested Steep Loamy
2)
Slope is <30 percent.
a)
Soil has a texture of clay, clay loam, silty clay, or sandy clay in the top 50cm. - Forested Clayey
b)
Soil does not have a texture of clay, clay loam, silty clay, or sandy clay in the top 50cm.
(1)
Soil has textures of sandy, sandy loam, sandy clay loam, coarse sandy loam, or fine sandy loam in the top 50cm. - Forested Sandy
(2)
Soil does not have textures of sandy, sandy loam, sandy clay loam, coarse sandy loam, or fine sandy loam in the top 50cm.
(a)
Soil has textures of loams, silt loams, or loamy sands. - Forested Loamy
II.
Range sites occurring in the Lost River Mountain LRU MLRA within 12 boundaries - MLRA 12 - Lost River Mountains and Valleys: Rangeland Ecological Site Key.
MLRA 12: Lost River Mountain LRU Key
I.
Site in a lowland position (bottom) that receives significant additional moisture from runoff of adjacent slopes, intermittent/perennial streams or a water table
B.
Organic surface <20cm thick
1
Site located in the flood plain
2
Site not located in the floodplain
i.
Seasonal high-water table < 60 cm
II.
Upland site that does not receive additional moisture
A.
Upland sites that are shallow or very shallow (<50cm)
1
Site with a highly calcareous subsoil (<25cm), often gravelly or skeletal subsoil OR underlain by soft calcareous materials. Shallow sandy and loamy soils, often cobbly or channery with slopes >30%, often underlain by soft calcareous materials with many outcrops of sedimentary rock (mountain mahogany present).
i.
Site in the 10-14 inch effective precipitation range.
... BX012X02B034 – Rocky Hills 10-14 Inch Precipitation Zone Lost River Mountains
ii.
Site in the 15-19 inch effective precipitation range.
... BX012X02C034 – Rocky Hills 15-19 Inch Precipitation Zone Lost River Mountains
2
Soil is skeletal with coarse fragments on surface and throughout profile (>35% by volume) in top 50cm
i.
Site occurs on summits, ridges, shoulders and steep slopes with coarse fragments up to < 250 cm (10 inch) diameter covering 50-75% of surface and making up 40-50% volume in top 50cm, may have lime horizon below 12”, often westerly aspect and windswept ridges, soils are excessively well drained or somewhat excessively well drained loamy sands, sandy loams and fine sandy loams, productivity potential is low
a.
Site in the 15-19 inch effective precipitation range
... BX012X02C060 – Shallow Gravelly 15-19 Inch Precipitation Zone Lost River Mountains
b.
Site in the 20-35 inch effective precipitation range
1)
Site in the 20-24 inch effective precipitation range
... BX012X02D060 – Shallow Gravelly 20-24 Inch Precipitation Zone Lost River Mountains
2)
Site in the 25-35 inch effective precipitation range
... BX012X02E060 – Shallow Gravelly 25-35 Inch Precipitation Zone Lost River Mountains
ii.
Site occurs on mountain slopes
a.
Site has >3% stones or boulders by surface area on soil surface and in soil profile and is skeletal throughout soil profile (>35% by volume)
... BX012X02C067 – Shallow Stony 15-19 Inch Precipitation Zone Lost River Mountains
b.
Sites with <3% stones or boulders by surface area but soils have high amount of larger coarse fragments (=35% by volume) in soil subsurface
... BX012X02C065 – Shallow Skeletal 15-19 Inch Precipitation Zone Lost River Mountains
B.
Upland Sites that are Moderately Deep to Very Deep (≥50cm)
1
Site occurs only in glacial till with or without large boulders on surface, soils are well drained, sandy loam or loam surface, and have 35% or more coarse fragments (gravel, cobble, stone, and flagstone) within 50cm of the surface and generally increasing with depth
i.
Site is in the 15-19 inch effective precipitation range
... BX012X02C008 – Coarse Upland 15-19 Inch Precipitation Zone Lost River Mountains
ii.
Site located in the 20-35 inch effective precipitation range
a.
Site is located in the 20-24 inch effective precipitation range
... BX012X02D008 – Coarse Upland 20-24 Inch Precipitation Zone Lost River Mountains
b.
Site is located in the 25-35 inch effective precipitation range
... BX012X02E008 – Coarse Upland 25-35 Inch Precipitation Zone Lost River Mountains
2
Site is not in glacial till parent material
i.
Site affected by soil chemistry (calcium carbonates) within the rooting depth of herbaceous plants (0-50cm)
a.
Soils are sandy loams, loams, silt loams, and/or sandy clay loams, ≥15% CCE (calcium carbonate equivalency) at the soil surface (<10cm). Site is in the 10-14 inch effective precipitation range
... BX012X02B020 – Limy 10 to 14 Inch Precipitation Zone Lost River Mountains
b.
Soils are sandy loams, loams, silt loams, and/or sandy clay loams, ≥15% CCE (calcium carbonate equivalency) between 10-50cm of the soil surface
1)
Soils with highly calcareous ≥15% CCE) subsoil at 10-25cm, often gravelly or skeletal
a)
Site is in the 10-14 inch effective precipitation range
... BX012X02B063 – Shallow to Loamy, Calcareous 10-14 Inch Precipitation Zone Lost River Mountains
b)
Site is in the 15-24 inch effective precipitation range
(1)
Site is in the 15-19 inch effective precipitation range
... BX012X02C063 – Shallow to Loamy, Calcareous 15-19 Inch Precipitation Zone Lost River Mountains
(2)
Site is in the 20-24 inch effective precipitation range
... BX012X02D063 – Shallow Loamy, Calcareous 20-24 Inch Precipitation Zone Lost River Mountains
2)
Soils with ≥15% CCE between 25cm and 50cm of the soil surface
a)
Site is in the 10-14 inch effective precipitation range
... BX012X02B026 – Loamy Calcareous 10-14 Inch Precipitation Zone Lost River Mountains
b)
Site is in the 15-24 inch effective precipitation range
(1)
Site is in the 15-19 inch effective precipitation range
... BX012X02C026 – Loamy, Calcareous 15-19 Inch Precipitation Zone Lost River Mountains
(2)
Site is in the 20-24 inch effective precipitation range
... BX012X02D026 – Loamy, Calcareous 20-24 Inch Precipitation Zone Lost River Mountains
ii.
Site not affected by soil chemistry
a.
Sites with a high volume of coarse fragments in top 50cm (>35% by volume)
1)
Slopes >30%
a)
Site is in the 10-19 inch effective precipitation range
(1)
Site is in the 10-14 inch effective precipitation range
... BX012X02B072 – Steep Skeletal 10-14 Inch Precipitation Zone Lost River Mountains
(2)
Site is in the 15-19 inch effective precipitation range
... BX012X02C072 – Steep Skeletal 15-19 Inch Precipitation Zone Lost River Mountains
b)
Site is in the 20-35 inch effective precipitation range
(1)
Site is in the 20-24 inch effective precipitation range
... BX012X02D072 – Steep Skeletal 20-24 Inch Precipitation Zone Lost River Mountains
(2)
Site is in the 25-35 inch effective precipitation range
... BX012X02E072 – Steep Skeletal 25-35 Inch Precipitation Zone Lost River Mountains
2)
Slopes <30%
a)
Site occurs along terrace breaks or terraces with coarse fragments up to 10 inches in diameter covering 45-75% of surface and making up ≥40% volume in top 50cm. Soils are excessively or somewhat excessively well drained and/or have a texture class of loamy sands, sandy loams and fine sandy loams. Productivity potential VERY LOW (100-400lbs/AC). Site occurs in the 20-24 inch effective precipitation range
... BX012X02D012 – Gravelly 20-24 Inch Precipitation Zone Lost River Mountains
b)
Site does not occur along terrace breaks or terraces with coarse fragments up to 10” diameter covering 45-75% of surface. Soil is skeletal in the top 50cm with a mix of rock sizes throughout the soil profile
(1)
Site is in the15-19 inch effective precipitation range
... BX012X02C068 – Skeletal 15-19 Inch Precipitation Zone Lost River Mountains
(2)
Site is in the 20-35 inch effective precipitation range
(a)
Site is in the 20-24 inch effective precipitation range
... BX012X02D068 – Skeletal 20-24 Inch Precipitation Zone Lost River Mountains
(b)
Site is in the 25-35 inch effective precipitation range
... BX012X02E068 – Skeletal 25-35 Inch Precipitation Zone Lost River Mountains
b.
Sites without a high volume of coarse fragments (<35% by volume)
1)
Slopes >30%
a)
Clay content is < 18% (ribbon < 5 cm long) and sand content > 45% sand in surface mineral 15 cm and clay content is <18% and sand content >45% sand in the 10 to 50 cm range. Site is in the 15-19 inch climatic subset
... BX012X02C071 – Steep Sandy 15-19 Inch Precipitation Zone Lost River Mountains
b)
Soils are very fine sandy loams to clay loams, and site is well drained (Note: soils with <15cm sandy or silt loam surface layer over sandy clay loam or clay loam is included)
(1)
Site is in the15-19 inch effective precipitation range
... BX012X02C070 – Steep Loamy 15-19 Inch Precipitation Zone Lost River Mountains
(2)
Site is in the 20-35 inch effective precipitation range
(a)
Site is in the 20-24 inch effective precipitation range
... BX012X02D070 – Steep Loamy 20-24 Inch Precipitation Zone Lost River Mountains
(b)
Site is in the 25-35 inch effective precipitation range
... BX012X02E070 – Steep Loamy 25-35 Inch Precipitation Zone Lost River Mountains
2)
Slopes <30%. Soils are very fine sandy loams to clay loams, site is well drained (Note: soils with <15cm sandy or silt loam surface layer over sandy clay loam or clay loam is included)
a)
Site is in the15-19 inch effective precipitation range
... BX012X02C022 – Loamy 15 to 19 Inch Precipitation Zone Lost River Mountains
b)
Site is in the 20-35 inch effective precipitation range
(1)
Site is in the 20-24 inch effective precipitation range
... BX012X02D022 – Loamy 20-24 Inch Precipitation Zone Lost River Mountains
(2)
Site is in the 25-35 inch effective precipitation range
... BX012X02E022 – Loamy 25-35 Inch Precipitation Zone Lost River Mountains
MLRA 12 MLRA Wide Key
I.
Site occurs on uplands
A.
Slopes greater than 30% on northerly aspects.
1
Soils are deep and loamy. Site occurs in 12-16" PZ at 6500-9000 ft.
... R012XY048ID – North Slope Deep Loamy 12-16 PZ ARTRV/FEID
2
Soils are generally moderately deep. Site occurs in 12-16" PZ at 5300-9000 ft. elevation.
... R012XY010ID – North Slope Loamy 12-16 PZ ARTR4/FEID
B.
Slopes greater than 30% on southerly aspects.
1
Site occurs in 8-12" PZ at 4500-7000 ft. elevation. Soils are gravelly and extremely gravelly loams over fractured bedrock. Soils range from shallow to deep.
... R012XY017ID – Shallow Fractured South 8-12 PZ ARTRW8/PSSPS-LESAS2
2
Site occurs in 12-16" PZ at 5000-7500 ft. elevation. Soils have very cobbly clay loam or clay surfaces. Depth to bedrock or claypan is usually 16-30".
... R012XY029ID – Clayey South Slope 12-16 PZ ARAR8/PSSPS
C.
Slopes generally less than 30% on all aspects.
1
Soils are affected by salts (saline).
i.
Site occurs in <8" PZ on slopes less than 5%. Elevation ranges from 4700-5800 ft. Soils are deep and well drained. Textures are loams to very gravelly loams.
... R012XY003ID – Saline Flat <8 PZ ATGA/ACHY
ii.
Site occurs in 7-9" PZ on slopes from 0-30%. Elevation ranges from 4800-7000 ft. Soils are deep and well drained. Textures are gravelly loams to extremely gravelly loams.
... R012XY009ID – Saline Gravelly 7-9 PZ ATCO/ACHY-HECOC8
iii.
Site occurs in 8-11" PZ on slopes less than 10%. Elevation ranges from 5000-6500 ft. Soils are deep and well drained. Textures are loams to extremely gravelly loams.
... R012XY018ID – Saline Loamy 8-11 PZ SAVE4/LECI4
2
Soils not affected by salts.
i.
Soils have clayey subsoils.
a.
Site occurs in 7-10" PZ with slopes from 1-10%. Elevation ranges from 4000-6000 ft. Depth to claypan is 8-14”.
... R012XY036ID – Clayey 7-10 PZ ARTRW8-ATCO/PSSPS
b.
Site occurs in 12-16" PZ with slopes less than 30%. Elevation ranges from 4800-6500 ft. Depth to duripan or bedrock is 20-40”.
... R012XY034ID – Clayey 12-16 PZ ARARL/FEID
c.
Site occurs in 13-16" PZ with slopes from 5-30%. Elevation ranges from 6500-8500 ft. Depth to clay horizon is 3-10”.
... R012XY020ID – Clayey 13-16 PZ ARAR8/FEID
ii.
Site is above 7500 ft. in a subalpine environment.
iii.
Site is below 7500 ft. elevation in a semi-arid environment.
a.
Soils are influenced by limestone.
1)
Slopes always less than 30% slope.
b)
Soils are shallow to hardpan or deep. Gravels can exceed 60% volume below 12" thus exert a shallow soil influence
... R012XY002ID – Gravelly Loam 12-16 PZ ARAR8/PSSP6-FEID
2)
Slopes can be greater than 30%.
b.
Soils not influenced by limestone.
1)
Site at or below 8” PZ.
2)
Site usually within 8-12" PZ.
a)
Soils are deep to very deep.
(3)
High coarse fragments throughout soil profile. Colder temperature.
... R012XY040ID – Cold Gravelly 8-12 PZ ARNO4/HECOC8
b)
Soils are shallow to moderately deep.
(3)
Site occupies the windswept portion of the ridgetop or mountain slope.
... R012XY006ID – Windswept 8-16 PZ ARFR4/POSE
(4)
Site occurs on rocky and stony bedrock outcrops.
... R012XY022ID – Shallow Breaks 8-13 PZ JUOS/ARNO4/PSSPS
3)
Site in the 12-16” PZ.
4)
Site in the 16-22” PZ.
II.
Site occurs on bottomlands (slopes less than 8%). Water table is seasonal.
A.
Site occurs at 4700-6800 ft elevation on 1-15% slopes. Soils are deep and well drained. Textures are loam and gravelly loam.
... R012XY011ID – Alluvial Bottom 8-13 PZ ARTRT/ELLAL-LECI4
III.
Site occurs on bottomlands (slopes less than 8%). Water table present for most of the growing season.
B.
Water at or near the surface at beginning of growing season and down to 10-20" at the end of the growing season.
... R012XY046ID – Wet Meadow Carex-Juncus
C.
Water at or near the surface at beginning of growing season and down to 20-40" at the end of the growing season.
... R012XY038ID – Meadow DECA18/CANE2
D.
Water at or near the surface at beginning of the growing season and greater than 40" at the end of the growing season.
... R012XY023ID – Dry Meadow PONE3-PHAL2
E.
Permanent water table at 12" or less. Site occurs on linear to concave areas on floodplains.
... R012XY045ID – Riparian Wet Meadow Salix/Carex
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.
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