LOCATION SARIA WY
Tentative Series
Rev. KCC-DJP-RJS
05/2017
SARIA SERIES
The Saria series consists of very deep, poorly drained soils that formed in alluvium. These soils are on stream terraces and meander scrolls. Slopes are 0 to 2 percent. Mean annual precipitation is about 280 mm, and mean annual air temperature is about 4.0 degrees C.
TAXONOMIC CLASS: Fine, mixed, superactive, frigid Vertic Argiaquolls
TYPICAL PEDON: Saria peaty loam, in irrigated hayland (colors are for moist soil unless otherwise noted).
A--0 to 6 cm; dark brown (10YR 3/3) peaty loam, dark yellowish brown (10YR 4/4) dry; weak fine granular structure; soft, very friable, slightly sticky, slightly plastic; many very fine and fine, and common medium roots; many very fine and fine interstitial pores; slightly effervescent; moderately alkaline (pH 8.0); abrupt smooth boundary. (4 to 10 cm thick)
Bt1--6 to 36 cm; dark brown (10YR 3/3) clay, dark yellowish brown (10YR 4/4) dry; weak coarse subangular blocky structure; moderately hard, firm, very sticky, very plastic; common medium roots; common medium interstitial pores; 30 percent distinct clay films on all faces of peds and surfaces along root channels; very slightly effervescent; moderately alkaline (pH 8.2); clear smooth boundary. (25 to 35 cm thick)
Bt2--36 to 57 cm; black (2.5Y 2.5/1) clay, very dark grayish brown (2.5Y 3/2) dry; 10 percent medium prominent irregular dark yellowish brown (10YR 4/4) moist, masses of oxidized iron in matrix; weak coarse subangular blocky structure; moderately hard, firm, very sticky, very plastic; common medium roots; many fine interstitial pores; 40 percent distinct clay films on all faces of peds and surfaces along root channels; very slightly effervescent; moderately alkaline (pH 8.2); clear smooth boundary.
Bt3--57 to 91 cm; brown (10YR 4/3) clay, yellowish brown (10YR 5/4) dry; 15 percent medium prominent irregular dark yellowish brown (10YR 4/4) moist, masses of oxidized iron in matrix; weak very coarse subangular blocky structure; hard, very firm, very sticky, very plastic; few fine roots; many fine interstitial pores; 40 percent distinct clay films on all faces of peds and surfaces along root channels; very slightly effervescent; moderately alkaline (pH 8.4); clear smooth boundary. (combined thickness of Bt2, Bt3 -- 40 to 56 cm)
C1--91 to 119 cm; brown (10YR 5/3) clay, light yellowish brown (10YR 6/4) dry; 15 percent medium distinct irregular strong brown (7.5YR 4/6) moist, masses of oxidized iron on surfaces along pores; massive; hard, very firm, very sticky, very plastic; 30 percent pressure faces on all faces of peds; very slightly effervescent; moderately alkaline (pH 8.4); clear smooth boundary.
C2--119 to 150 cm; black (10YR 2/1) clay, very dark grayish brown (10YR 3/2) dry; 35 percent coarse prominent irregular very dark grayish brown (10YR 3/2) moist, redox depletions; massive; hard, very firm, very sticky, very plastic; 40 percent pressure faces on all faces of peds; very slightly effervescent; moderately alkaline (pH 8.0). (combined thickness of C1, C2 -- greater than 60 cm)
TYPE LOCATION: Lincoln County, Wyoming; USGS Beckwith, Wyoming topographic quadrangle; 41 degrees 58 minutes 45.88 seconds north latitude and 110 degrees 57 minutes 40.21 seconds west longitude.
RANGE IN CHARACTERISTICS:
Mean annual soil temperature -- 4.0 to 7.0 degrees C.
Mollic epipedon thickness -- 25 to 57 cm
Depth to seasonally high water table and redoximorphic features -- 30 to 45 cm
Depth to argillic horizon -- 4 to 10 cm
A horizon
Hue: 10YR or 7.5YR dry or moist
Value: 2.5 or 3 moist
Chroma: 3 or 4 dry; 2 or 3 moist
Texture (less than 2 mm): peaty loam, mucky loam
Clay content: 15 to 27 percent
Calcium carbonate equivalent: 0 to 5 percent
Reaction: pH 7.8 to 8.2
Bt1, Bt2, Bt3 horizons
Hue: 10YR or 2.5Y dry or moist
Value: 3 to 5 dry; 2 to 4 moist
Chroma: 2 to 4 dry; 1 to 3 moist
Texture (less than 2 mm): clay, silty clay
Clay content: 44 to 60 percent
Calcium carbonate equivalent: 0 to 3 percent
Sodium adsorption ratio: 0 to 8
Reaction: pH 7.8 to 8.8
C1, C2 horizons
Value: 3 to 6 dry; 2 to 5 moist
Chroma: 2 to 4 dry; 1 to 3 moist
Texture (less than 2 mm): clay loam, clay, silty clay, silty clay loam
Clay content: 38 to 60 percent
Calcium carbonate equivalent: 0 to 3 percent
Sodium adsorption ratio: 0 to 8
Reaction: pH 7.8 to 8.8
2Cg horizons (if present)
Hue: 10YR dry or moist
Value: 5 or 4 dry; 3 moist
Chroma: 2 dry; 1 moist
Texture (less than 2 mm): sandy clay loam
Clay content: 21 to 34 percent
Rock fragments: 0 to 20 percent gravel
Calcium carbonate equivalent: 0 to 4 percent
Sodium adsorption ratio: 0 to 3
Reaction: pH 7.6 to 8.0
COMPETING SERIES: There are no competing series.
GEOGRAPHIC SETTING:
Landform: stream terraces and meander scrolls
Elevation: 1,875 to 1,900 meters
Slope: 0 to 2 percent
Parent Material: alluvium
Climate: long, cold winters; cool, moist springs; short, cool summers.
Mean annual precipitation: 225 to 350 mm with peak periods of precipitation occurring during the winter
Mean annual air temperature: 3.0 to 6.0 degrees C.
Frost-free period: 40 to 90 days
GEOGRAPHICALLY ASSOCIATED SOILS: None listed.
DRAINAGE AND SATURATED HYDRAULIC CONDUCTIVITY: Poorly drained and 0.01 to 1.5 um/sec.
USE AND VEGETATION: Saria soils are primarily used for irrigated hayland and irrigated pasture. The vegetation is mainly Garrison creeping meadow foxtail, timothy, tufted hairgrass, and other sedges, rushes, and forbs.
DISTRIBUTION AND EXTENT: Saria soils are of small extent in southwestern Wyoming. MLRA 13.
SOIL SURVEY REGIONAL OFFICE (SSRO) RESPONSIBLE: Bozeman, Montana
SERIES PROPOSED: Lincoln County, Wyoming, 2017. The series name is derived from a local landmark.
REMARKS: Diagnostic horizons and features recognized in this pedon are:
Mollic epipedon -- 0 to 57 cm (A, Bt1, Bt2 horizons);
Argillic horizon -- 6 to 91 cm (Bt1, Bt2, Bt3 horizons);
Redoximorphic features -- 36 to 150 cm (Bt2, Bt3, C1, C2 horizons);
Particle-size control section -- from 6 to 56 cm (Bt1, part of Bt2 horizons).
Saria soils have a frigid temperature regime and an aquic moisture regime.
Taxonomic version: Keys to Soil Taxonomy, Twelfth Edition, 2014.
National Cooperative Soil Survey
U.S.A.