IDENTIFIERS

  • Current Taxon Name (Soil Name): Hemcross
  • OSD
  • Series Extent
  • User Site ID: S1998OR003003
  • User Pedon ID: S1998OR003003
  • Vegetation Plot ID: S1998OR003003
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 99P0177
  • NCSS Pedon Lab Data NASIS Record ID - 11036
  • Print Date: 11/23/2024

    • 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: 44.4583321
  • Std. Longitude: -123.5283356
  • Datum: WGS84
  • Township: 13S
  • Range: 7W
  • Section: 10
  • PLSS Details: about 2640 feet W and 2000 feet S of NE corner
  • State: Oregon
  • County: OR003—Benton
  • MLRA: 1—Northern Pacific Coast Range, Foothills, and Valleys
  • Non-MLRA Soil Survey Area: OR003—Benton County, Oregon
  • 7.5 Minute USGS Quad: 44123-D5—Alsea, Oregon

    • PEDON

  • Describers Name: Matthew Fillmore
  • Current Taxonomic Class: Medial, mixed, mesic Alic Hapludands
  • Current Taxon Kind: taxadjunct
  • Pedon Type: representative pedon for component
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 3
  • Correlated Information:
  • Soil Name - Hemcross
  • Classificaton Date - 1/27/2010
  • Moisture Class - udic
  • Sampled As Information:
  • Soil Name - Hemcross
  • Taxonomic Class - Medial over loamy, ferrihydritic over isotic, mesi
  • Taxon Kind - series
  • Classificaton Date - 12/7/1998
  • Moisture Class - udic
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landform: mountain
  • Geomorphic Component Hills: side slope
  • Hill Slope Profile: footslope
  • Slope Position: lower third
  • Slope Shape Across: linear
  • Slope Shape Down: concave
  • Drainage Class: well
  • Flooding: none flooding
  • Ponding: none ponding
  • Bedrock: basalt
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 12/7/1998 (actual site observation date)
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - tree cover
  • Site Obs. Cover Kind 2 - intermixed conifers and hardwoods
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
    • Vegetation Plot Plants
    Plant Symbol Scientific Name National Vernacular Name Plant Type Group Canopy Cover % Vegetation Stata Level

    ACCI

    ALRU2

    GASH

    MANEN

    PTERI

    VICIA

    Acer circinatum

    Alnus rubra

    Gaultheria shallon

    Mahonia nervosa var. nervosa

    Pteridium

    Vicia

    vine maple

    red alder

    salal

    cascade Oregongrape

    brackenfern

    vetch

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

    andic soil properties

    umbric epipedon

    cambic horizon

    0—10

    0—10

    10—61

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    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

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    —

    381

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    90

    115

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    A1—0 to 8 centimeters (0.0 to 3.1 inches); dark brown (7.5YR 3/2) exterior, brown (7.5YR 4/3) exterior, dry; loam; moderate very fine granular structure; slightly hard, friable, slightly sticky, slightly plastic; moderately smeary; moderate permeability; 3.0 very fine and fine roots throughout and 2.0 medium roots throughout and 1.0 coarse roots in cracks; 3.0 very fine and fine moderate-continuity interstitial and 2.0 medium and coarse low-continuity interstitial pores; 21 percent medium spherical extremely weakly coherent cemented dark reddish brown (5YR 3/4) iron-manganese concretions throughout; extremely weakly coherent cemented yellowish red (5YR 5/6); 5 percent by volume subangular 2-39-75 millimeter basalt fragments; very strongly alkaline, pH 9.5, hellige-truog; clear smooth boundary. Lab sample # 99P00902; moist when described;. moderately smeary
    A2—8 to 25 centimeters (3.1 to 9.8 inches); dark brown (7.5YR 3/3) exterior, brown (7.5YR 4/4) exterior, dry; loam; moderate very fine and fine subangular blocky structure; slightly hard, friable, slightly sticky, slightly plastic; weakly smeary; moderate permeability; 3.0 very fine and fine roots throughout and 2.0 medium roots throughout and 1.0 coarse roots in cracks; 3.0 very fine and fine moderate-continuity tubular and 2.0 medium moderate-continuity tubular and 1.0 coarse low-continuity tubular pores; 21 percent medium spherical extremely weakly coherent cemented dark reddish brown (5YR 3/4) iron-manganese concretions throughout; extremely weakly coherent cemented yellowish red (5YR 5/6); 5 percent by volume subangular 2-39-75 millimeter basalt fragments; very strongly alkaline, pH 9.5, hellige-truog; clear smooth boundary. Lab sample # 99P00903; moist when described;. weakly smeary
    Bw1—25 to 48 centimeters (9.8 to 18.9 inches); dark brown (7.5YR 3/4) exterior, strong brown (7.5YR 4/6) exterior, dry; loam; moderate fine subangular blocky structure; slightly hard, friable, slightly sticky, slightly plastic; weakly smeary; moderate permeability; 3.0 very fine and fine roots throughout and 2.0 medium roots throughout and 1.0 coarse roots in cracks; 3.0 very fine and fine moderate-continuity tubular and 2.0 medium moderate-continuity tubular and 1.0 coarse low-continuity tubular pores; 10 percent by volume subangular 2-39-75 millimeter basalt fragments and 15 percent by volume rounded basalt fragments; very strongly alkaline, pH 9.5, hellige-truog; clear smooth boundary. Lab sample # 99P00904; moist when described;. weakly smeary
    2Bw2—48 to 86 centimeters (18.9 to 33.9 inches); dark brown (7.5YR 3/4) exterior, strong brown (7.5YR 4/6) exterior, dry; clay loam; moderate fine and medium subangular blocky structure; slightly hard, friable, slightly sticky, slightly plastic; weakly smeary; moderate permeability; 2.0 fine and medium roots throughout and 1.0 coarse roots in cracks; 3.0 very fine and fine moderate-continuity tubular and 1.0 medium and coarse low-continuity tubular pores; 10 percent by volume subangular 2-39-75 millimeter basalt fragments and 20 percent by volume rounded basalt fragments; very strongly alkaline, pH 9.5, hellige-truog; gradual smooth boundary. Lab sample # 99P00905; moist when described;. weakly smeary
    2Bw3—86 to 117 centimeters (33.9 to 46.1 inches); brown (7.5YR 4/4) exterior, strong brown (7.5YR 5/6) exterior, dry; clay loam; moderate medium subangular blocky structure; slightly hard, friable, slightly sticky, slightly plastic; weakly smeary; moderate permeability; 2.0 fine and medium roots throughout and 1.0 coarse roots in cracks; 3.0 very fine and fine moderate-continuity tubular and 1.0 medium and coarse low-continuity tubular pores; 10 percent by volume subangular 2-39-75 millimeter basalt fragments and 20 percent by volume rounded basalt fragments; very strongly alkaline, pH 9.5, hellige-truog; clear smooth boundary. Lab sample # 99P00906; moist when described;. weakly smeary
    2Bw4—117 to 155 centimeters (46.1 to 61.0 inches); brown (7.5YR 4/4) exterior, strong brown (7.5YR 5/6) exterior, dry; clay loam; moderate medium and coarse subangular blocky structure; slightly hard, friable, slightly sticky, slightly plastic; weakly smeary; moderate permeability; 1.0 very fine to coarse roots throughout; 2.0 very fine and fine moderate-continuity tubular and 1.0 medium and coarse low-continuity tubular pores; 3 percent by volume subangular 75-162-250 millimeter basalt fragments and 5 percent by volume subangular 2-39-75 millimeter basalt fragments and 25 percent by volume rounded basalt fragments; very strongly alkaline, pH 9.5, hellige-truog; gradual smooth boundary. Lab sample # 99P00907; moist when described;. weakly smeary
    2BC—155 to 193 centimeters (61.0 to 76.0 inches); brown (7.5YR 4/4) exterior, strong brown (7.5YR 5/6) exterior, dry; clay loam; weak medium and coarse subangular blocky structure; slightly hard, friable, slightly sticky, slightly plastic; weakly smeary; moderate permeability; 1.0 very fine to coarse roots throughout; 2.0 very fine and fine moderate-continuity tubular and 1.0 medium low-continuity tubular pores; 3 percent by volume subangular 75-162-250 millimeter basalt fragments and 5 percent by volume subangular 2-39-75 millimeter basalt fragments and 25 percent by volume rounded basalt fragments; very strongly alkaline, pH 9.5, hellige-truog; gradual smooth boundary. Lab sample # 99P00908; moist when described;. weakly smeary
    2C—193 to 226 centimeters (76.0 to 89.0 inches); brown (7.5YR 4/4) exterior, strong brown (7.5YR 5/6) exterior, dry; clay loam; weak medium and coarse subangular blocky structure; slightly hard, friable, slightly sticky, slightly plastic; weakly smeary; moderate permeability; 1.0 very fine to coarse roots throughout; 1.0 very fine to coarse low-continuity tubular pores; 3 percent by volume subangular 75-162-250 millimeter basalt fragments and 5 percent by volume subangular 2-39-75 millimeter basalt fragments and 25 percent by volume rounded basalt fragments; very strongly alkaline, pH 9.5, hellige-truog. Lab sample # 99P00909; moist when described;. weakly smeary