IDENTIFIERS

  • Current Taxon Name (Soil Name): Perreau
  • OSD
  • Series Extent
  • User Site ID: S1991ID059001
  • User Pedon ID: 91ID059001
  • Vegetation Plot ID: S1991ID059001
  • User Site Association ID: ID703_DSM_pedons
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 92P0027
  • NCSS Pedon Lab Data NASIS Record ID - 64266
  • Print Date: 11/12/2024

    • 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: 45.1394463
  • Std. Longitude: -113.7244415
  • Datum: WGS84
  • Location Description: 752 Lembi County. Swalen Ranch - Bohannon Creek.
  • State: Idaho
  • County: ID059—Lemhi

    • PEDON

  • Current Taxonomic Class: Fine-silty, mixed, superactive, frigid Xeric Calciargids
  • Current Taxon Kind: taxadjunct
  • Pedon Type: classifies to current taxon name, full description
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from SSL-CMS data
  • Pedon #: 1
  • Correlated Information:
  • Soil Name - Perreau
  • Classificaton Date - 7/11/2007
  • Moisture Class - xeric
  • Moisture Subclass - xeric
  • Sampled As Information:
  • Soil Name - Perreau
  • Taxonomic Class - Fine-loamy, mixed, frigid Xerollic Haplargid
  • Taxon Kind - series
  • Classificaton Date - 8/1/1991
  • Moisture Class - aridic (torric)
  • Moisture SUBClass - 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: 8/1/1991 (actual site observation date)
  • Surface Cover Properties:
  • 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

    ARTRW

    OPPO

    Agropyron spicatum

    Artemisia tridentata var. wyomingensis

    Opuntia polyacantha

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    plains pricklypear

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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

    7

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    —

    1402

    —

    180

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    A1—0 to 13 centimeters (0.0 to 5.1 inches); dark yellowish brown (10YR 4/4), light yellowish brown (10YR 6/4), dry; loam; 13 percent clay; weak thin platy structure; soft, very friable, nonsticky, slightly plastic; 5.5 very fine and fine roots; 10 percent by volume 2-39-75 millimeter unspecified fragments; slight effervescence; slightly alkaline, pH 7.4, hellige-truog; abrupt smooth boundary. many very fine and fine roots
    A2—13 to 20 centimeters (5.1 to 7.9 inches); dark yellowish brown (10YR 4/4), light yellowish brown (10YR 6/4), dry; gravelly loam; 10 percent clay; moderate fine subangular blocky structure; slightly hard, friable, nonsticky, slightly plastic; 5.5 very fine and fine roots; 15 percent by volume 2-39-75 millimeter unspecified fragments; slight effervescence; slightly alkaline, pH 7.4, hellige-truog; clear smooth boundary. Lab sample # 92P00184. many very fine and fine roots
    Bt—20 to 46 centimeters (7.9 to 18.1 inches); brown (7.5YR 4/4), brown (7.5YR 5/4), dry; gravelly clay loam; 30 percent clay; moderate fine and medium prismatic structure; hard, friable, moderately sticky, moderately plastic; 5.5 very fine and fine roots and 0.5 medium roots; 55 percent faint clay films on faces of peds; 15 percent by volume 2-39-75 millimeter unspecified fragments; slight effervescence; slightly alkaline, pH 7.4, hellige-truog; clear wavy boundary. Lab sample # 92P00185. many clay films surface features on faces of peds; few medium roots; many very fine and fine roots
    Bkz1—46 to 53 centimeters (18.1 to 20.9 inches); dark yellowish brown (10YR 4/4), yellowish brown (10YR 5/6), dry; gravelly clay loam; 27 percent clay; moderate fine and medium subangular blocky structure; hard, friable, moderately sticky, moderately plastic; 0.5 very fine and fine roots; 15 percent by volume 2-39-75 millimeter unspecified fragments; violent effervescence; slightly alkaline, pH 7.6, hellige-truog; clear wavy boundary. Lab sample # 92P00186. 15% weakly cemented cicada nodules; gravel has lime coats; filaments of lime; salt crystals in horizon; few very fine and fine roots
    Bkz2—53 to 69 centimeters (20.9 to 27.2 inches); brown (10YR 4/3), pale brown (10YR 6/3), dry; very gravelly loam; 18 percent clay; moderate fine prismatic, and moderate thin platy structure; slightly hard, friable, slightly sticky, slightly plastic; 0.5 very fine and fine roots; 35 percent by volume 2-39-75 millimeter unspecified fragments; violent effervescence; slightly alkaline, pH 7.8, hellige-truog; clear wavy boundary. Lab sample # 92P00187. 15% weakly cemented nodules; layer has two krotovina about 3" in diameter at about 22"; lime coats on gravel - all sides; lime filaments in horizon; few very fine and fine roots
    Bkz3—69 to 94 centimeters (27.2 to 37.0 inches); brown (10YR 4/3), light yellowish brown (10YR 6/4), dry; very gravelly loam; 24 percent clay; moderate medium angular blocky structure; slightly hard, firm, slightly sticky, moderately plastic; 0.5 very fine roots; 45 percent by volume 2-39-75 millimeter unspecified fragments; strong effervescence; slightly alkaline, pH 7.8, hellige-truog; clear wavy boundary. lime coats on coarse fragments - all sides; has weakly cemented cicada nodules; few very fine roots
    2Bk1—94 to 130 centimeters (37.0 to 51.2 inches); brown (7.5YR 5/4), light yellowish brown (10YR 6/4), dry; extremely gravelly loam; weak fine subangular blocky structure; slightly hard, friable, slightly sticky, slightly plastic; 60 percent by volume 2-39-75 millimeter unspecified fragments; strong effervescence; slightly alkaline, pH 7.6, hellige-truog; gradual wavy boundary. coarse fragments are lime coated on all sides
    2Bk2—130 to 152 centimeters (51.2 to 59.8 inches); brown (7.5YR 5/4), very pale brown (10YR 7/4), dry; very gravelly sandy loam; single grain; loose, loose, nonsticky, nonplastic; 15 percent by volume 75-162-250 millimeter unspecified fragments and 40 percent by volume 2-39-75 millimeter unspecified fragments; strong effervescence; slightly alkaline, pH 7.6, hellige-truog. coarse fragments are lime coated on all sides