IDENTIFIERS

  • Current Taxon Name (Soil Name): Diffin
  • OSD
  • Series Extent
  • User Site ID: S1998OR069019
  • User Pedon ID: S1998OR069019
  • Vegetation Plot ID: S1998OR069019
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 99P0254
  • NCSS Pedon Lab Data NASIS Record ID - 11113
  • Print Date: 12/4/2024

    • 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: 44.5677795
  • Std. Longitude: -119.6838913
  • Datum: WGS84
  • Location Description: 2 miles NW of Cant Ranch (John Day Fossil Beds Visitor's Center)
  • State: Oregon
  • County: OR069—Wheeler
  • MLRA: 10—Central Rocky and Blue Mountain Foothills
  • MLRA Soil Survey Area: NW-RED—Redmond, Oregon
  • Non-MLRA Soil Survey Area: OR677—Wheeler County Area, Oregon
  • 7.5 Minute USGS Quad: 44119-E6—Picture Gorge West, Oregon

    • PEDON

  • Describers Name: Stan Winther
  • Current Taxonomic Class: Clayey-skeletal, smectitic, frigid Vertic Palexerolls
  • Current Taxon Kind: series
  • Pedon Type: representative pedon for component
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 19
  • Correlated Information:
  • Soil Name - Diffin
  • Classificaton Date - 2/1/2010
  • Moisture Class - xeric
  • Sampled As Information:
  • Soil Name - Floer
  • Taxonomic Class - Clayey-skeletal, smectitic, frigid Aridic Palexero
  • Taxon Kind - series
  • Classificaton Date - 10/19/1998
  • Moisture SUBClass - aridic (torric)
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landform: fan remnant
  • Drainage Class: well
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 10/19/1998 (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
    • Vegetation Plot Plants
    Plant Symbol Scientific Name National Vernacular Name Plant Type Group Canopy Cover % Vegetation Stata Level

    FEID

    JUNIP

    POSE

    Festuca idahoensis

    Juniperus

    Poa secunda

    Idaho fescue

    juniper

    Sandberg bluegrass

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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

    36

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    1085

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    45

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    A—0 to 8 centimeters (0.0 to 3.1 inches); grayish brown (10YR 5/2) exterior, very dark grayish brown (10YR 3/2) exterior, moist; very cobbly loam; moderate medium and coarse subangular blocky structure; slightly hard, friable, slightly sticky, slightly plastic; 70.0 very fine roots and 8.0 fine roots; 15.0 very fine and 8.0 fine pores; 20 percent by volume 75-162-250 millimeter tuff, acidic fragments and 20 percent by volume 2-39-75 millimeter unspecified fragments; slightly alkaline, pH 7.6, hellige-truog; abrupt wavy boundary. Lab sample # 99P01294
    Bt—8 to 46 centimeters (3.1 to 18.1 inches); very dark brown (10YR 2/2) exterior, very dark brown (10YR 2/2) exterior, moist; very stony clay; strong medium and coarse prismatic structure; very hard, very firm, very sticky, very plastic; 8.0 very fine roots and 5.0 fine roots; 10.0 very fine and 5.0 fine pores; prominent clay films on faces of peds and in pores; 10 percent by volume 2-39-75 millimeter unspecified fragments and 15 percent by volume 250-425-600 millimeter tuff, acidic fragments and 15 percent by volume 75-162-250 millimeter unspecified fragments; moderately alkaline, pH 8.0, hellige-truog; clear wavy boundary. Lab sample # 99P01295. continuous - phpvsfiid 200689; continuous - phpvsfiid 200689
    Btk—46 to 81 centimeters (18.1 to 31.9 inches); pale brown (10YR 6/3) exterior, brown (10YR 4/3) exterior, moist; very cobbly clay; moderate medium subangular blocky structure; hard when dry, firm, very sticky, very plastic; 5.0 very fine roots and 3.0 fine roots; 50.0 very fine pores; faint clay films on faces of peds and distinct carbonate coats on lower surfaces of peds or rocks; fine carbonate masses in cracks; 15 percent by volume 75-162-250 millimeter tuff, acidic fragments and 20 percent by volume 2-39-75 millimeter unspecified fragments; moderately alkaline, pH 8.1, hellige-truog; clear wavy boundary. Lab sample # 99P01296. discontinuous - phpvsfiid 200690; discontinuous - phpvsfiid 200691; discontinuous - phpvsfiid 200690; discontinuous - phpvsfiid 200691
    Bk1—81 to 99 centimeters (31.9 to 39.0 inches); light yellowish brown (10YR 6/4) exterior, dark yellowish brown (10YR 4/4) exterior, moist; cobbly loam; moderate medium subangular blocky structure; hard when dry, firm, slightly sticky, slightly plastic; 30.0 very fine pores; distinct carbonate coats on lower surfaces of peds or rocks; 10 percent by volume 2-39-75 millimeter unspecified fragments and 15 percent by volume 75-162-250 millimeter tuff, acidic fragments; strong effervescence, by hcl, 1n; moderately alkaline, pH 8.3, hellige-truog; clear wavy boundary. Lab sample # 99P01297. discontinuous - phpvsfiid 200692; discontinuous - phpvsfiid 200692
    Bk2—99 to 122 centimeters (39.0 to 48.0 inches); light yellowish brown (10YR 6/4) exterior, dark yellowish brown (10YR 4/4) exterior, moist; gravelly loam; massive; slightly hard, friable, slightly sticky, slightly plastic; distinct carbonate coats on lower surfaces of peds or rocks; 20 percent by volume 2-39-75 millimeter tuff, acidic fragments; very slight effervescence, by hcl, 1n; moderately alkaline, pH 8.3, hellige-truog. discontinuous - phpvsfiid 200768; discontinuous - phpvsfiid 200768