IDENTIFIERS

  • Current Taxon Name (Soil Name): Palouse
  • OSD
  • Series Extent
  • User Site ID: S1985WA075009
  • User Pedon ID: 85WA075009
  • Vegetation Plot ID: S1985WA075009
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 86P0071
  • NCSS Pedon Lab Data NASIS Record ID - 57876
  • Print Date: 3/2/2025
  • 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: 46.8913879
  • Std. Longitude: -117.0722198
  • Datum: WGS84
  • Township: 16N
  • Range: 46E
  • Section: 7
  • PLSS Details: 1 mile S of Palouse, WA, 400 feet E and 1,380 feet S of NW corner
  • State: Washington
  • County: WA075—Whitman
  • MLRA: 9—Palouse and Nez Perce Prairies
  • PEDON

  • Describers Name: H. Gentry, R. Engel, A. Busacca, and B. Frazier
  • Current Taxonomic Class: Fine-silty, mixed, mesic Pachic Ultic Haploxerolls
  • Current Taxon Kind: series
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from SSL-CMS data
  • Pedon #: 9
  • Sampled As Information:
  • Soil Name - Palouse
  • Taxonomic Class - Fine-silty, mixed, mesic Pachic Ultic Haploxerolls
  • PSC - 25 to 100 cm.
  • Classificaton Date - 9/1/1985
  • Moisture Class - xeric
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


  • SITE

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

    SITE OBSERVATION

  • Observation Date: 9/1/1985 (actual site observation date)
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - grass/herbaceous cover
  • Site Obs. Cover Kind 2 - rangeland, grassland
  • 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

    Agropyron spicatum

    Festuca idahoensis

    Idaho fescue

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

    mollic epipedon

    cambic horizon

    0—107

    107—157

    —-

    —-

    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

    4

    784

    135

    56

    9

    20

    -2

    10

    21

    -1

    1A1—0 to 10 centimeters (0.0 to 3.9 inches); dark gray (10YR 4/1) crushed, black (10YR 2/1) interior, moist; silt loam; strong medium granular, and strong fine granular structure; slightly hard, friable, slightly sticky, slightly plastic; 5.5 very fine roots throughout and 0.5 fine roots throughout; 5.5 very fine interstitial pores; fragments; neutral, pH 7.0, bromthymol blue; clear smooth boundary. Lab sample # 86P00388. many very fine roots throughout; few fine roots throughout
    1A2—10 to 25 centimeters (3.9 to 9.8 inches); dark gray (10YR 4/1) crushed, black (10YR 2/1) interior, moist; silt loam; strong medium granular structure; slightly hard, friable, slightly sticky, slightly plastic; 5.5 very fine roots throughout and 0.5 fine roots throughout; 5.5 very fine interstitial pores; fragments; neutral, pH 7.0, bromthymol blue; gradual smooth boundary. Lab sample # 86P00389. many very fine roots throughout; few fine roots throughout
    1A3—25 to 48 centimeters (9.8 to 18.9 inches); dark grayish brown (10YR 4/2) crushed, very dark brown (10YR 2/2) interior, moist; silt loam; moderate medium prismatic, and moderate medium subangular blocky structure; hard, friable, slightly sticky, slightly plastic; 5.5 very fine roots throughout and 0.5 fine roots throughout; 5.5 very fine interstitial pores; fragments; neutral, pH 7.0, bromthymol blue; clear smooth boundary. Lab sample # 86P00390. many very fine roots throughout; few fine roots throughout
    1AB—48 to 74 centimeters (18.9 to 29.1 inches); 90 percent brown (10YR 5/3) interior and 10 percent pale brown (10YR 6/3) interior, 90 percent very dark grayish brown (10YR 3/2) interior and 10 percent brown (10YR 4/3) interior, moist; silt loam; moderate medium prismatic structure; hard, friable, slightly sticky, slightly plastic; 2.5 very fine roots throughout and 0.5 fine roots throughout; 5.5 very fine tubular pores; fragments; neutral, pH 7.0, bromthymol blue; gradual wavy boundary. Lab sample # 86P00391. Few coarse vertical pores lined with dark colored surface material, many continuous prominent dark grayish brown (10YR 4/2) coats on vertical faces of coarse prisms.; common very fine roots throughout; few fine roots throughout
    1BA—74 to 79 centimeters (29.1 to 31.1 inches); 70 percent brown (10YR 5/3) interior and 30 percent pale brown (10YR 6/3) interior, 70 percent very dark grayish brown (10YR 3/2) interior and 30 percent brown (10YR 4/3) interior, moist; silt loam; moderate coarse prismatic, and moderate medium subangular blocky structure; hard, friable, slightly sticky, slightly plastic; 2.5 very fine roots throughout and 0.5 fine roots throughout; 5.5 very fine tubular pores; fragments; neutral, pH 7.0, bromthymol blue; diffuse wavy boundary. Lab sample # 86P00392. Common coarse vertical pores lined with and partially filled with dark colored surface material, many continuous prominent dark grayish brown (10YR 4/2) coats on vertical faces of coarse prisms.; common very fine roots throughout; few fine roots throughout
    1Bw1—79 to 107 centimeters (31.1 to 42.1 inches); pale brown (10YR 6/3) crushed, brown (10YR 4/3) interior, moist; silt loam; moderate coarse prismatic, and moderate medium subangular blocky structure; hard, friable, slightly sticky, slightly plastic; 2.5 very fine roots throughout and 0.5 fine roots throughout; 5.5 very fine tubular pores; fragments; neutral, pH 7.0, bromthymol blue; clear wavy boundary. Lab sample # 86P00393. Common coarse vertical pores lined with and partially filled with dark colored surface material, common continuous prominent dark grayish brown (10YR 4/2) coats on vertical faes of coarse prisms.; common very fine roots throughout; few fine roots throughout
    1Bw2—107 to 140 centimeters (42.1 to 55.1 inches); pale brown (10YR 6/3) crushed, brown (10YR 4/3) interior, moist; silt loam; weak coarse prismatic, and weak medium subangular blocky structure; hard, firm, slightly sticky, slightly plastic; 2.5 very fine roots throughout and 0.5 fine roots throughout; 5.5 very fine tubular pores; fragments; slightly alkaline, pH 7.8, bromthymol blue; abrupt irregular boundary. Lab sample # 86P00394. Common coarse vertical pores lined with and partially filled with dark colored surface material.; common very fine roots throughout; few fine roots throughout
    1Bk1—140 to 157 centimeters (55.1 to 61.8 inches); pale brown (10YR 6/3) crushed, brown (10YR 4/3) interior, moist; silt loam; weak coarse prismatic structure; hard, firm, slightly sticky, slightly plastic; 0.5 very fine roots throughout; 5.5 very fine tubular pores; 2 percent faint light gray (10YR 7/2) carbonate coats in root channels and/or pores; fragments; very slight effervescence, by hcl, unspecified; slightly alkaline, pH 7.8, cresol red; clear wavy boundary. Lab sample # 86P00395. Few coarse vertical pores lined with and partially filled with dark colored material.; very few lime or carbonate coats surface features in root channels and/or pores; few very fine roots throughout; effervescence is discontinuous; discontinuous - phpvsfiid 219672; discontinuous - phpvsfiid 219672
    1Bk2—157 to 178 centimeters (61.8 to 70.1 inches); pale brown (10YR 6/3) crushed, brown (10YR 4/3) interior, moist; silt loam; weak coarse prismatic structure; hard, friable, slightly sticky, slightly plastic; 0.5 very fine roots throughout; 5.5 very fine tubular pores; 37 percent prominent white (10YR 8/1) carbonate coats in root channels and/or pores; fragments; strong effervescence, by hcl, unspecified; moderately alkaline, pH 8.3, thymol-blue; clear wavy boundary. Lab sample # 86P00396. Few coarse vertical pores lined with lime and white fungus.; common lime or carbonate coats surface features in root channels and/or pores; few very fine roots throughout; effervescence is discontinuous; continuous - phpvsfiid 219673; continuous - phpvsfiid 219673
    1Bk3—178 to 198 centimeters (70.1 to 78.0 inches); pale brown (10YR 6/3) crushed, brown (10YR 4/3) interior, moist; silt loam; weak coarse prismatic structure; hard, friable, slightly sticky, slightly plastic; 0.5 very fine roots throughout; 5.5 very fine tubular pores; 2 percent distinct light gray (10YR 7/2) carbonate coats in root channels and/or pores; fragments; very slight effervescence, by hcl, unspecified; slightly alkaline, pH 7.8, cresol red; clear wavy boundary. Lab sample # 86P00397. Very few very fine roots in coarse vertical pores, few coarse vertical pores.; very few lime or carbonate coats surface features in root channels and/or pores; few very fine roots throughout; effervescence is discontinuous; discontinuous - phpvsfiid 219674; discontinuous - phpvsfiid 219674
    1Btb—198 to 270 centimeters (78.0 to 106.3 inches); pale brown (10YR 6/3) crushed, brown (10YR 4/3) crushed, moist; silt loam; weak coarse prismatic structure; hard, friable, slightly sticky, slightly plastic; 5.5 very fine tubular pores; 2 percent faint 7.5YR 4/ (7.5YR 4/) clay films on faces of peds and in pores; 1 percent spherical iron-manganese concretions; fragments; slightly alkaline, pH 7.6, cresol red. Lab sample # 86P00398. Few coarse vertical pores.; few very fine iron-manganese concretions concentrations; very few clay films surface features on faces of peds and in pores; patchy - phpvsfiid 219675; patchy - phpvsfiid 219675