LOCATION MEYSTRE WA
Established Series
Rev. RWL/PNP/KDPL/SBC
09/2019
MEYSTRE SERIES
Landscape--plateaus, canyonlands
Landform--structural benches, canyons
Slope--0 to 45 percent
Parent material--loess and colluvium derived from sandstone
Mean annual precipitation--about 410 mm
Mean annual air temperature--about 9 degrees C
Depth class--very deep
Drainage class--well drained
Soil moisture regime--xeric
Soil temperature regime--mesic
Soil moisture subclass--typic
TAXONOMIC CLASS: Fine-loamy, mixed, superactive, mesic Ultic Argixerolls
TYPICAL PEDON: Meystre loam in an area of woodland (All textures are apparent field textures.)
Oi--0 to 3 cm; slightly decomposed forest litter
A1--3 to 10 cm; loam, grayish brown (10YR 5/2) dry, very dark grayish brown (10YR 3/2) moist; moderate medium platy structure; soft, very friable, nonsticky and slightly plastic; common fine roots; slightly acid (pH 6.4); abrupt smooth boundary
A2--10 to 30 cm; loam, dark grayish brown (10YR 4/2) dry, very dark brown (10YR 2/2) moist; weak medium subangular blocky structure; slightly hard, friable, nonsticky and slightly plastic; common fine roots; slightly acid (pH 6.4); clear wavy boundary
Bt1--30 to 48 cm; clay loam, brown (10YR 5/3) dry, dark brown (10YR 3/3) moist; moderate medium subangular blocky structure; hard, firm, moderately sticky and moderately plastic; common fine roots; few fine tubular pores; few faint patchy clay films on faces of peds; slightly acid (pH 6.4); clear wavy boundary
Bt2--48 to 76 cm; clay loam, yellowish brown (10YR 5/4) dry, dark yellowish brown (10YR 3/4) moist; moderate medium subangular blocky structure; hard, firm, moderately sticky and moderately plastic; few fine roots; few fine tubular pores; common distinct clay films on faces of peds; slightly acid (pH 6.4); clear wavy boundary
Bt3--76 to 107 cm; fine sandy loam, light yellowish brown (10YR 6/4) dry, dark yellowish brown (10YR 4/4) moist; weak medium subangular blocky structure; very hard, friable, nonsticky and nonplastic; few medium roots; few fine tubular pores; common distinct clay films in root channels; neutral (pH 6.6); abrupt smooth boundary
C--107 to 155 cm; fine sandy loam, light yellowish brown (10YR 6/4) dry, dark yellowish brown (10YR 4/4) moist; massive; very hard, friable, nonsticky and nonplastic; few medium roots; few fine tubular pores; neutral (pH 6.6)
TYPE LOCATION: Yakima County, Washington; about 760 m east and 580 m south of the northeast corner of section 2, T. 16 N., R. 16 E., Willamette Meridian
RANGE IN CHARACTERISTICS:
Mean annual soil temperature at a depth of 50 cm--9 to 10 degrees F
Soil moisture--usually moist, but dry in all parts 60 to 75 consecutive days between depths of 10 and 30 cm during the 4 months following summer solstice
Thickness of mollic epipedon--25 to 46 cm; may include part of argillic horizon
Particle-size control section--25 to 35 percent clay; more than 15 percent fine sand or coarser material
Reaction--6.1 to 7.3
Base saturation--60 to 75 percent in upper 75 cm
Average rock fragment content in series control section--0 to 5 percent
Oi horizon
Thickness--0 to 5 cm
A horizon
Hue--7.5YR, 10YR
Value--4 or 5 dry, 2 or 3 moist
Chroma--2 to 4 dry, 2 or 3 moist
Texture--loam, stony loam
Clay content--10 to 22 percent
Gravel content--0 to 2 percent
Cobble content--0 to 2 percent
Stone content--0 to 5 percent
Combined thickness--23 to 36 cm
Bt horizon
Hue--7.5YR, 10YR
Value--4 to 6 dry, 3 or 4 moist
Chroma--3 or 4 dry or moist
Clay films--on faces of peds and in root channels; faint to prominent
Texture--clay loam, sandy clay loam, loam
Clay content--25 to 35 percent
Gravel content--0 to 2 percent
Cobble content--0 to 2 percent
Stone content--0 to 2 percent
Combined thickness--66 to 124 cm
C horizon
Texture--fine sandy loam, sandy clay loam, sandy loam
Clay content--10 to 35 percent
Gravel content--0 to 10 percent
Cobble content--0 to 2 percent
Stone content--0 to 2 percent
COMPETING SERIES:
Annum--dry 90 to 105 consecutive days following summer solstice
Brownlee--more than 5 percent coarse fragments and high content of coarse sand and very coarse sand in particle-size control section; lamellae in lower part of Bt horizon
Chirpchatter--dry more than 100 consecutive days following summer solstice
Ebadlow--dry 90 to 105 consecutive days following summer solstice; 64 to 89 cm deep to skeletal material
Felton--100 to 150 cm or more (deep and very deep) to a paralithic contact (shale); dry more than 100 consecutive days following summer solstice
Fisherhill--dry 90 to 105 consecutive days following summer solstice
Goldendale--dry 75 to 90 consecutive days following summer solstice
Hellake--pH of 5.1 to 6.0 throughout; 75 to 150 cm deep to skeletal discontinuity
Lompico--50 to 100 cm (moderately deep) to a paralithic contact (sandstone); dry more than 100 consecutive days following summer solstice
Lorena--50 to 100 cm (moderately deep) to a lithic contact (basalt); dry 75 to 90 consecutive days following summer solstice
Meland--50 to 100 cm (moderately deep) to a lithic contact (basalt)
Mendian--dry 90 to 100 consecutive days following summer solstice; 65 to 150 cm deep to skeletal 3Btb horizon
Quiden--mean annual soil temperature of 10 to 12 degrees C; 18 to 25 percent clay and 10 to 20 percent rock fragments in particle-size control section
Rehfield--dry 90 to 120 consecutive days following summer solstice
Robbscreek--50 to 100 cm (moderately deep) to a lithic contact (granodiorite); more than 15 percent rock fragments in particle-size control section
Schumacher--100 to 150 cm (deep) to a lithic contact (metasediment); dry 45 to 60 consecutive days following summer solstice; 5 to 30 percent rock fragments in particle-size control section
Stacker--50 to 100 cm (moderately deep) to a lithic contact (basalt); dry 90 to 105 consecutive days following summer solstice
Stardust--5 to 30 percent granitic rock fragments in particle-size control section
Updegraff--100 to 150 cm (deep) to a lithic contact (schist, graywacke); dry more than 100 consecutive days following summer solstice
Van Horn--mean annual soil temperature of 11 to 12 degrees C; cambic horizon above argillic horizon
GEOGRAPHIC SETTING:
Elevation--550 to 1100 m
Climate--warm, dry summers; cool, moist winters
Mean annual precipitation--380 to 560 mm
Mean January air temperature--about -3 degrees C
Mean July air temperature--about 21 degrees C
Mean annual air temperature--about 9 degrees C
Frost-free season--75 to 130 days
Growing season (-2 degrees C)--150 to 175 days
GEOGRAPHICALLY ASSOCIATED SOILS:
Clint--on uplands; more than 35 percent coarse fragments
McDaniel--on hillsides; more than 35 percent coarse fragments
Rock Creek--on plateaus; 20 to 50 cm (very shallow, shallow) to a lithic contact (basalt)
Taneum--on uplands; base saturation of more than 75 percent
DRAINAGE AND SATURATED HYDRAULIC CONDUCTIVITY:
Drainage class--well drained
Saturated hydraulic conductivity (Ksat)--moderately high
USE AND VEGETATION:
Use--timber production, livestock grazing, wildlife habitat
Native vegetation--ponderosa pine, bluebunch wheatgrass, Idaho fescue, sagebrush, antelope bitterbrush
DISTRIBUTION AND EXTENT: South-central Washington; MLRA 8; small extent
SOIL SURVEY REGIONAL OFFICE (SSRO) RESPONSIBLE: Portland, Oregon
SERIES ESTABLISHED: Yakima County, Washington; 1979
REMARKS:
Diagnostic horizons and other features recognized in this pedon
*Mollic epipedon--zone from the mineral soil surface to a depth of 48 cm
*Argillic horizon--zone from 30 to 107 cm
*Particle-size control section--zone from 30 to 80 cm
National Cooperative Soil Survey
U.S.A.