LOCATION NARCISSE WA+ID
Established Series
Rev. NCD/EMM/RWL
06/2016
NARCISSE SERIES
Landscape--Columbia basalt plateau, channeled scablands
Landform--low stream terraces, flood plains, drainageways
Slope--0 to 8 percent
Parent material--mixed alluvium
Mean annual precipitation--about 50 cm
Mean annual air temperature--about 8 degrees C
Depth class--very deep
Drainage class--moderately well drained
Soil moisture regime--xeric
Soil temperature regime--mesic
Soil moisture subclass--oxyaquic
TAXONOMIC CLASS: Coarse-loamy, mixed, superactive, mesic Cumulic Haploxerolls
TYPICAL PEDON: Narcisse silt loam in an area of pasture grasses, on a 2-percent, north-facing, linear slope at an elevation of 620 m
A1--0 to 20 cm; silt loam, dark gray (10YR 4/1) dry, black (10YR 2/1) moist; moderate fine granular structure; slightly hard, very friable, slightly sticky and slightly plastic; many fine roots; many very fine and fine tubular and irregular pores; slightly acid (pH 6.4); clear smooth boundary
A2--20 to 36 cm; silt loam, dark grayish brown (10YR 4/2) dry, very dark brown (10YR 2/2) moist; weak medium subangular blocky structure; slightly hard, friable, slightly sticky and slightly plastic; many fine roots; many very fine and fine tubular and irregular pores; neutral (pH 6.6); abrupt smooth boundary
A3--36 to 64 cm; loam, dark grayish brown (10YR 4/2) dry, very dark grayish brown (10YR 3/2) moist; weak medium subangular blocky structure; slightly hard, friable, nonsticky and nonplastic; many fine roots; many very fine and fine tubular and irregular pores; neutral (pH 6.6); clear wavy boundary
AB--64 to 86 cm; very fine sandy loam, brown (10YR 5/3) dry, dark brown (10YR 3/3) moist; weak fine subangular blocky structure; soft, very friable, nonsticky and nonplastic; many fine roots; many very fine and fine tubular and irregular pores; few fine distinct masses of iron and manganese accumulation that are brown (7.5YR 4/4) moist; neutral (pH 6.8); clear wavy boundary
Bw--86 to 122 cm; sandy loam, brown (10YR 5/3) dry, dark brown (10YR 3/3) moist; weak fine and medium subangular blocky structure; soft, very friable, nonsticky and nonplastic; common fine roots; common very fine and fine irregular pores; few fine distinct masses of iron and manganese accumulation that are brown (7.5YR 4/4) moist; neutral (pH 6.8); abrupt wavy boundary
C--122 to 150 cm; sandy loam, brown (10YR 5/3) dry, dark brown (10YR 3/3) moist; massive; soft, very friable, nonsticky and nonplastic; common fine roots; common very fine and fine irregular pores; few fine distinct masses of iron and manganese accumulation that are brown (7.5YR 4/4) moist; neutral (pH 6.8)
TYPE LOCATION: Spokane County, Washington, about 4 km south of Veradale, Washington; about 550 m north and 220 m west of the southeast corner of section 35, T. 25 N., R. 44 E; Freeman, Washington, U.S. Geological Survey topographic quadrangle; latitude 47.6183319, longitude -117.1994476, datum WGS 84 (coordinates estimated from PLSS details)
RANGE IN CHARACTERISTICS:
Mean annual soil temperature--8 to 10 degrees C
Moisture control section--usually moist, but dry in all parts between depths of 20 and 60 cm 45 to 60 consecutive days following summer solstice
Particle-size control section--averages 5 to 18 percent clay, 15 to 50 percent sand coarser than very fine sand, and 0 to 20 percent gravel
Thickness of mollic epipedon--50 to 100 cm or more
Redoximorphic features--redoximorphic concentrations in particle-size control section; redoximorphic depletions with chroma of 2 or less at a depth of more than 100 cm
Hue--10YR, 7.5YR, 2.5Y
A horizon
Value--3 to 5 dry, 2 or 3 moist
Chroma--1 or 2 dry or moist
Texture--silt loam, loam, fine sandy loam, sandy loam, very fine sandy loam
Content of gravel--0 to 20 percent
Reaction--6.1 to 7.3
Combined thickness--45 to 85 cm
AB horizon (where present)
Value--4 or 5 dry, 2 or 3 moist
Chroma--2 or 3 dry or moist
Texture--silt loam, loam, fine sandy loam, sandy loam, very fine sandy loam
Content of gravel--0 to 20 percent
Reaction--6.1 to 7.3
Thickness--0 to 25 cm
Bw horizon
Value--4 to 6 dry, 3 or 4 moist
Chroma--2 to 4 dry or moist
Texture--silt loam, loam, fine sandy loam, sandy loam, very fine sandy loam
Content of gravel--0 to 20 percent
Reaction--6.1 to 7.3
Thickness--25 to 50 cm
C horizon
Value--5 to 7 dry, 3 to 6 moist
Chroma--2 to 4 dry or moist
Texture--loam, sandy loam, fine sandy loam, very fine sandy loam, or silt loam to a depth of 100 cm; ranges to loamy sand or loamy coarse sand below a depth of 100 cm
Content of gravel--0 to 25 percent to a depth of 100 cm; 0 to 30 percent below a depth of 100 cm
Content of cobbles--0 to 30 percent below a depth of 100 cm
Redoximorphic features--few fine faint to many medium distinct masses of iron and manganese accumulation
Reaction--6.1 to 7.3
COMPETING SERIES:
Coxlake--redoximorphic depletions with chroma of 2 or less at a depth of less than 75 cm
Deerspring--dry more than 60 consecutive days; moderately alkaline; slightly effervescent throughout
Endersby--dry more than 90 consecutive days; neutral to moderately alkaline; no redoximorphic features in control section
Evans--dry more than 80 consecutive days; no redoximorphic features in control section
Flofeather,
Porter--moist less than 90 consecutive days when soil temperature is higher than 8 degrees C; aridic bordering on xeric soil moisture regime
Lapwai--secondary carbonates at a depth of 75 to 100 cm; no redoximorphic features
Leavenworth--no redoximorphic features within 100 cm of surface; strata of loamy fine sand in control section; dry 60 to 75 consecutive days
Okanogan--no redoximorphic features; dry 90 to 105 consecutive days
Patit Creek--dry 60 to 75 consecutive days; gravelly; more than 35 percent rock fragments in lower part of control section
Pleasant View--calcareous in lower part of control section; mildly alkaline to moderately alkaline throughout; dry more than 60 consecutive days
Plinco--dry 105 days; Ab horizon
Poween--calcareous; dry 75 to 90 consecutive days
Redola--calcareous
Threecreeks--dry 60 to 75 days; range to moderately acid; lithologic discontinuity with very gravelly to very cobbly sand or loamy sand
Tombeall--redoximorphic concentrations above a depth of 75 cm; mean annual soil temperature of 12 to 13 degrees C
GEOGRAPHIC SETTING:
Elevation--520 to 915 m
Climate--warm, dry summers; cool, moist winters
Mean annual precipitation--305 to 685 mm
Mean January air temperature--about -2 degrees C
Mean July air temperature--17 degrees C
Mean annual air temperature--8 degrees C
Frost-free period--90 to 150 days
GEOGRAPHICALLY ASSOCIATED SOILS:
Bossburg--ashy; histic epipedon; on flood plains and in lake basins
Bridgeson--fine-silty; in drainageways
Chamokane,
Chewelah--mollic epipedon less than 50 cm thick; on bottomland
Donavan--mollic epipedon less than 50 cm thick; on toeslopes, footslopes, and backslopes of foothills and mountains
Ginnis--mollic epipedon less than 50 cm thick; on footslopes, backslopes, and shoulders of hills
Goldlake--regular decrease in organic matter; in swales and draws of glaciated foothills
Hardesty--mollic epipedon less than 50 cm thick; on low terraces, in broad basins, and on alluvial fans
Hudnut--no mollic epipedon; on till plains, outwash terraces, and terrace escarpments
Peone--no mollic epipedon; on alluvial fans and in drainageways and depressions
Ralsen--aquic soil moisture regime; on flood plains and low stream terraces
DRAINAGE AND SATURATED HYDRAULIC CONDUCTIVITY:
Drainage class--moderately well drained
Saturated hydraulic conductivity (Ksat)--moderately high
Apparent water table--uppermost limit in February through March
Flooding--rare or occasional, very brief or brief periods in November through May
USE AND VEGETATION:
Use--crop, pasture, and timber production; wildlife habitat; watershed
Potential natural vegetation--ponderosa pine, quaking aspen, paper birch, thinleaf alder, common snowberry, blue wildrye, sweetscented bedstraw, spreading sweetroot, fat false-Solomon's seal, Saskatoon serviceberry, creeping Oregon-grape, redosier dogwood, woods rose, thimbleberry
DISTRIBUTION AND EXTENT: Northeastern Washington and northern Idaho; MLRAs 9 and 44A; moderate extent
MLRA SOIL SURVEY REGIONAL OFFICE (MO) RESPONSIBLE: Portland, Oregon
SERIES ESTABLISHED: Stevens County, Washington; 1913
REMARKS:
Diagnostic horizons and other features in this pedon
*Mollic epipedon--zone from surface to a depth of 64 cm
*Cambic horizon--zone from 86 to 122 cm
*Particle-size control section--zone from 25 to 100 cm
*Irregular decrease in organic carbon as depth increases (inferred from stratified parent material)
5/2002--The profile description was updated after revisiting the type location.
6/2016--This official series description (OSD) was updated as part of the final correlation of the Spokane County, Washington, soil survey. The formatting was updated according to SSR1 Technical Note 11--Content and Format of Official Series Descriptions (revised 12/2015).
National Cooperative Soil Survey
U.S.A.