IDENTIFIERS

  • Current Taxon Name (Soil Name): Walla Walla
  • OSD
  • Series Extent
  • User Site ID: S1986WA075004
  • User Pedon ID: 86WA075004
  • Vegetation Plot ID: S1986WA075004
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 86P0696
  • NCSS Pedon Lab Data NASIS Record ID - 58990
  • Print Date: 11/21/2024

    • LOCATION

  • Location In Web Soil Survey
  • AOI is roughly a square mile and pedon is marked in the center.
  • Location in SoilWeb
  • Location in Google Maps
  • Std. Latitude: 46.7111130
  • Std. Longitude: -117.8125000
  • Datum: WGS84
  • Township: 14N
  • Range: 40E
  • Section: 9
  • PLSS Details: 2,500 feet S and 800 feet E of NW corner
  • Location Description: About 8 mi SE of Lacrosse, WA.
  • State: Washington
  • County: WA075—Whitman
  • MLRA: 8—Columbia Plateau

    • PEDON

  • Describers Name: R. E. Reedy, Rev. By H. Gentry and R. J Engel
  • Current Taxonomic Class: Coarse-silty, mixed, mesic Typic Haploxerolls
  • Current Taxon Kind: series
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from SSL-CMS data
  • Pedon #: 4
  • Sampled As Information:
  • Soil Name - Walla Walla
  • Taxonomic Class - Coarse-silty, mixed, mesic Typic Haploxerolls
  • PSC - 25 to 100 cm.
  • Classificaton Date - 9/1/1986
  • Moisture Class - xeric
  • Dynamic Soil Properties:
  • Erosion Class - 2
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landscape: hills
  • Landform: hillside or mountainside
  • Hill Slope Profile: shoulder
  • Slope Position: upper third
  • Slope Shape Down: convex
  • Runoff: low
  • Drainage Class: well
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 9/1/1986 (actual site observation date)
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - grass/herbaceous cover
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Site Erosion Accelerated: water erosion
    • Vegetation Plot Plants
    Plant Symbol Scientific Name National Vernacular Name Plant Type Group Canopy Cover % Vegetation Stata Level

    AGSP

    FEID

    POSE

    Agropyron spicatum

    Festuca idahoensis

    Poa secunda

    —

    Idaho fescue

    Sandberg bluegrass

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    mollic epipedon

    cambic horizon

    0—33

    33—132

    —-

    —-
    Setting and Climate
    Slope Slope Length USLE Upslope Length Elev. Corr. Elev Aspect MAP REAP FFD MAAT MSAT MWAT MAST MSST MWST MFFP PE Index Climate Station ID Climate Station Name Climate Station Type
    % m degrees mm mm C mm

    15

    —

    —

    476

    —

    135

    38

    —

    —

    10

    22

    -1

    11

    23

    0

    —

    —

    —

    —

    —
    1Ap—0 to 15 centimeters (0.0 to 5.9 inches); brown (10YR 4/3) interior, very dark grayish brown (10YR 3/2) interior, moist; silt loam; moderate medium granular structure; slightly hard, friable, slightly sticky, slightly plastic; 5.5 very fine roots; 5.5 very fine tubular pores; fragments; neutral, pH 6.8, hellige-truog; clear wavy boundary. Lab sample # 86P04053. many very fine roots
    1BA—15 to 33 centimeters (5.9 to 13.0 inches); yellowish brown (10YR 5/4) interior, dark brown (10YR 3/3) interior, moist; silt loam; moderate medium subangular blocky structure; slightly hard, friable, slightly sticky, slightly plastic; 5.5 very fine roots; 5.5 very fine tubular pores; fragments; neutral, pH 7.2, hellige-truog; gradual wavy boundary. Lab sample # 86P04054. many very fine roots
    1Bw—33 to 102 centimeters (13.0 to 40.2 inches); pale brown (10YR 6/3) interior, brown (10YR 4/3) interior, moist; silt loam; moderate coarse prismatic, and weak medium subangular blocky structure; slightly hard, friable, slightly sticky, slightly plastic; 5.5 very fine roots; 5.5 very fine tubular pores; fragments; slightly alkaline, pH 7.4, hellige-truog; abrupt wavy boundary. Lab sample # 86P04055. many very fine roots
    1Bw—102 to 132 centimeters (40.2 to 52.0 inches); very pale brown (10YR 7/3) interior, yellowish brown (10YR 5/4) interior, moist; silt loam; massive; slightly hard, friable, slightly sticky, slightly plastic; 5.5 very fine roots; 5.5 very fine tubular pores; fragments; slightly alkaline, pH 7.8, hellige-truog; gradual wavy boundary. Lab sample # 86P04056. many very fine roots
    1Bk—132 to 213 centimeters (52.0 to 83.9 inches); light yellowish brown (10YR 6/4) interior, dark yellowish brown (10YR 4/4) interior, moist; silt loam; massive; hard, friable, slightly sticky, slightly plastic; 5.5 very fine roots; 5.5 very fine tubular pores; 30 percent irregular carbonate concretions; fragments; violent effervescence, by hcl, 1n; moderately alkaline, pH 8.4, hellige-truog. Lab sample # 86P04057. Secondary lime in pores.; many lime concretions concentrations; many very fine roots