IDENTIFIERS

  • Current Taxon Name (Soil Name): Chehalis
  • OSD
  • Series Extent
  • User Site ID: 05-DRJ-09
  • User Pedon ID: S2005OR071006
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 06N0234
  • NCSS Pedon Lab Data NASIS Record ID - 18398
  • Print Date: 2/17/2025

    • 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: 45.1336937
  • Std. Longitude: -123.0317459
  • Datum: WGS84
  • Township: 5S
  • Range: 3W
  • Section: 15
  • PLSS Details: southeast 1/4 of the northeast 1/4 of the southeast 1/4
  • State: Oregon
  • County: OR071—Yamhill
  • MLRA: 2—Willamette and Puget Sound Valleys
  • Non-MLRA Soil Survey Area: OR679—Yamhill Area, Oregon
  • 7.5 Minute USGS Quad: 45123-B1—Dayton, Oregon

    • PEDON

  • Describers Name: David R. Johnson
  • Current Taxonomic Class: Fine-silty, mixed, superactive, mesic Cumulic Ultic Haploxerolls
  • Current Taxon Kind: series
  • Pedon Type: classifies to current taxon name, full description
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: NASIS
  • Pedon #: 6
  • Sampled As Information:
  • Soil Name - Chehalis
  • Taxonomic Class - Fine-silty, mixed, superactive, mesic Cumulic Ultic Haploxerolls
  • PSC - 25 to 100 cm.
  • Classificaton Date - 10/12/2005
  • Moisture Class - xeric
  • Moisture SUBClass - xeric
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: loamy alluvium
  • Landform: flood plain
  • Geomorphic Component Terraces: tread
  • Slope Shape Across: concave
  • Slope Shape Down: linear
  • Drainage Class: well
  • Flooding: occasional flooding for brief periods
  • Ponding: none ponding
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 10/12/2005 (actual site observation date)
  • Surface Cover Properties:
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Current Weather - overcast
  • Current Air Temp - 16
    • Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    mollic epipedon

    cambic horizon

    0—96

    96—152

    —96—

    —56—
    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

    1

    —

    —

    30

    —

    1052

    —

    186

    11.3

    18.7

    4.3

    —

    —

    —

    —

    —

    OR5384

    MCMINNVILLE

    WETS
    Ap—0 to 13 centimeters (0.0 to 5.1 inches); brown (10YR 5/3) broken face, dark brown (10YR 3/3) broken face, moist; silty clay loam; 4 percent sand; 68 percent silt; 28 percent clay; moderate medium granular structure; hard, friable, moderately sticky, slightly plastic; 1 percent by volume nonflat well rounded indurated 2-39-75 millimeter igneous, unspecified fragments; abrupt smooth boundary. Lab sample # 06N00876; observed in pit, large or quarry
    A2—13 to 40 centimeters (5.1 to 15.7 inches); brown (10YR 5/3) broken face, dark brown (10YR 3/3) broken face, moist; silty clay loam; 4 percent sand; 65 percent silt; 31 percent clay; weak medium subangular blocky structure; hard, firm, moderately sticky, slightly plastic; 1 percent by volume nonflat well rounded indurated 2-39-75 millimeter igneous, unspecified fragments; clear smooth boundary. Lab sample # 06N00877
    Bw1—40 to 96 centimeters (15.7 to 37.8 inches); brown (10YR 5/3) broken face, dark brown (10YR 3/3) broken face, moist; silty clay loam; 62 percent sand; 8 percent silt; 30 percent clay; moderate coarse subangular blocky structure; hard, friable, moderately sticky, slightly plastic; 1 percent distinct grayish brown (10YR 5/2), moist, iron depletions on faces of peds and 5 percent faint dark yellowish brown (10YR 4/4), moist, masses of oxidized iron on faces of peds; 15 percent medium cylindrical worm casts throughout; fragments; gradual wavy boundary. Lab sample # 06N00878
    Bw2—96 to 152 centimeters (37.8 to 59.8 inches); brown (10YR 5/3) broken face, dark yellowish brown (10YR 3/4) broken face, moist; silty clay loam; 62 percent sand; 8 percent silt; 30 percent clay; moderate coarse subangular blocky parts to moderate medium subangular blocky structure; hard, friable, moderately sticky, slightly plastic; 2 percent faint dark yellowish brown (10YR 4/4), moist, masses of oxidized iron on faces of peds and 2 percent distinct grayish brown (10YR 5/2), moist, iron depletions on faces of peds; 5 percent medium cylindrical worm casts throughout; fragments. Lab sample # 06N00879