24 11—Cleetwood very gravelly ashy loamy coarse sand, depressional, 0 to 7 percent slopes

11—Cleetwood very gravelly ashy loamy coarse sand, depressional, 0 to 7 percent slopes

 Map Unit Setting

 General location: Depressional areas in Pumice Desert

Major land resource area (MLRA): 3

Elevation: 5,800 to 6,200 feet

Average annual precipitation: 60 to 80 inches

Average annual air temperature: 38 to 42 degrees F

Frost-free period: 0 to 30 days

 Map Unit Composition

 Cleetwood and similar soils: 95 percent

Minor components: 5 percent

 Characteristics of the Cleetwood and Similar Soils

 Setting

 Landform: Ashflow

Geomorphic position: Ashflows in valleys

Parent material: Ash, pumice, and andesite fragments

 Properties and qualities

 Slope: 0 to 7 percent

Percentage of surface covered with stones and boulders: 1 percent

Restrictive features: None within a depth of 60 inches

Drainage class: Excessively drained

Permeability: Rapid

Flooding: Not present

Water table: Not present

Ponding: Not present

Available water capacity: About 6.1 inches

 Interpretive groups

 Ecological site: Rangeland—(003XY010OR) Pumice Desert 40-60 PZ

 Typical profile

 A1—0 to 2 inches; very gravelly ashy loamy coarse sand

A2—2 to 10 inches; ashy loamy sand

C1—10 to 36 inches; ashy sand

C2—36 to 50 inches; ashy coarse sand

C3—50 to 60 inches; gravelly ashy sand

Characteristics of the Minor Components

Sunnotch soils

 Percentage of map unit: 5 percent

Landform: Debris flow

Geomorphic position: Debris flows in Pumice Desert

 Major Soil Features and Properties Affecting Management

 Cleetwood soil

• Sandy textures

• Desert pavement (high amount of surface rock fragments)

• Low soil strength

• Dustiness

• Wind erosion

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