IDENTIFIERS

  • Current Taxon Name (Soil Name): SEARLES
  • OSD
  • Series Extent
  • User Site ID: S1955OR013020
  • User Pedon ID: S1955OR013020
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 40A0922
  • NCSS Pedon Lab Data NASIS Record ID - 33981
  • Print Date: 2/16/2025

    • 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: 44.2266655
  • Std. Longitude: -120.9533310
  • Datum: WGS84
  • Township: 15S
  • Range: 15E
  • Section: 32
  • PLSS Details: SE 1/4, SW 1/4, NE 1/4, 350 feet north of center
  • Location Description: Prineville area.
  • State: Oregon
  • County: OR013—Crook
  • MLRA Soil Survey Area: NW-RED—Redmond, Oregon
  • Non-MLRA Soil Survey Area: OR618—Crook County Area, Oregon

    • PEDON

  • Describers Name: George Smith
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 20
  • Sampled As Information:
  • Soil Name - SEARLES
  • Taxonomic Class - Fine, montmorillonitic Pachic Argixerolls
  • PSC - 20 to 71 cm.
  • Classificaton Date - 4/1/1955
  • Moisture Class - xeric
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Drainage Class: well
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 4/1/1955 (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
    • 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

    30

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    —

    —

    —

    0

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    A1—0 to 10 centimeters (0.0 to 3.9 inches); gray (10YR 5/1) and grayish brown (10YR 5/2), very dark gray (10YR 3/1) and very dark grayish brown (10YR 3/2), moist; loam; weak fine granular, and weak thin platy structure; slightly hard, friable, slightly sticky; fragments; moderately alkaline, pH 7.9, unspecified; gradual smooth boundary. Lab sample # 40A06919. occasional rhyolite chip or angular plate
    A3—10 to 20 centimeters (3.9 to 7.9 inches); gray (10YR 5/1) and grayish brown (10YR 5/2), very dark grayish brown (10YR 3/2) and very dark brown (10YR 2/2), moist; clay loam; weak thick platy, and weak medium platy, and weak fine granular structure; slightly hard, friable, slightly sticky, slightly plastic; fragments; neutral, pH 6.8, unspecified; clear smooth boundary. Lab sample # 40A06920. occasional rhyolite chip or channery fragment
    B1—20 to 28 centimeters (7.9 to 11.0 inches); grayish brown (10YR 5/2), very dark brown (10YR 2/2), moist; clay loam; moderate medium angular blocky, and moderate fine angular blocky structure; slightly hard, firm, moderately sticky, moderately plastic; fragments; neutral, pH 6.8, unspecified; clear boundary. Lab sample # 40A06921. numerous gray or pink rhyolite chips, angular plate; occasional large channery fragments
    B2—28 to 51 centimeters (11.0 to 20.1 inches); grayish brown (10YR 5/2) and brown (10YR 5/3) and brown (10YR 4/3), dark brown (10YR 3/3), moist; gravelly clay; weak medium prismatic, and moderate medium prismatic, and strong fine angular blocky structure; hard when dry, firm, moderately sticky, moderately plastic; clay films on all faces of peds and clay films on faces of peds and in pores and carbonate coats on bottom of rock fragments; 21 percent by volume angular 2-76-150 millimeter unspecified fragments and 21 percent by volume angular 2-39-75 millimeter unspecified fragments; slight effervescence; slightly alkaline, pH 7.6, unspecified; gradual smooth boundary. Lab sample # 40A06922. particularly on underside of gravel fragments; continuous - phpvsfiid 197936; continuous - phpvsfiid 197937; continuous - phpvsfiid 197936; continuous - phpvsfiid 197937
    B3—51 to 71 centimeters (20.1 to 28.0 inches); brown (10YR 5/3) and yellowish brown (10YR 5/4), brown (10YR 4/3), moist; channery clay loam; moderate medium subangular blocky, and moderate fine subangular blocky structure; slightly hard, firm, moderately sticky, slightly plastic; clay films on faces of peds and in pores and carbonate coats on bottom of rock fragments; fragments; slight effervescence; moderately alkaline, pH 7.9, unspecified. Lab sample # 40A06923. slight lime accumulation on underside of channery fragments
    R—71 to 100 centimeters (28.0 to 39.4 inches); fragments. Lab sample # 40A06924. gray to reddish rhyolite bedrock