IDENTIFIERS

  • Current Taxon Name (Soil Name): PERREAU
  • OSD
  • Series Extent
  • User Site ID: S1982ID059007
  • User Pedon ID: 82ID059007
  • Vegetation Plot ID: S1982ID059007
  • User Site Association ID: ID703_DSM_pedons
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 82P0689
  • NCSS Pedon Lab Data NASIS Record ID - 51476
  • Print Date: 11/22/2024

    • 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: 45.2083321
  • Std. Longitude: -113.7949982
  • Datum: WGS84
  • Location Description: No legal description
  • State: Idaho
  • County: ID059—Lemhi
  • MLRA: 12—Lost River Valleys and Mountains
  • Non-MLRA Soil Survey Area: ID752—Custer-Lemhi Area, Idaho, Parts of Blaine, Custer, and Lemhi Counties

    • PEDON

  • Current Taxonomic Class: Fine-loamy, mixed, frigid Xeric Natrargids
  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 7
  • Correlated Information:
  • Soil Name - PERREAU
  • PSC - 8 to 40 cm.
  • Classificaton Date - 8/19/2008
  • Moisture Class - aridic (torric)
  • Sampled As Information:
  • Soil Name - Perreau
  • Taxonomic Class - Fine-silty, mixed, frigid Xerollic Camborthid
  • Taxon Kind - series
  • Classificaton Date - 6/8/1982
  • Moisture SUBClass - xeric
  • Dynamic Soil Properties:
  • Erosion Class - 0
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: alluvium
  • Landform: hill
  • Drainage Class: well
  • Surface Fragments: 10.00 percent 2- to 75-millimeter
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 6/8/1982 (actual site observation date)
  • Surface Cover Properties:
  • 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

    AGSP

    ARTRW

    ASTER

    LERE7

    OPPU

    PHLOX

    POSA

    Agropyron spicatum

    Artemisia tridentata var. wyomingensis

    Aster

    Lewisia rediviva

    Opuntia pulchella

    Phlox

    Poa saltuensis

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    aster

    bitter root

    sagebrush cholla

    phlox

    oldpasture 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

    16

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    1372

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    0

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    A—0 to 8 centimeters (0.0 to 3.1 inches); dark brown (10YR 3/3), pale brown (10YR 6/3), dry; silt loam; 20 percent clay; weak thin platy structure; soft, very friable, slightly sticky, slightly plastic; 21.0 very fine roots and 0.5 medium roots and 21.0 fine roots; 21.0 very fine interstitial and 21.0 fine interstitial pores; fragments; noneffervescent; clear smooth boundary. Lab sample # 82P03648; dry when described;
    BA—8 to 15 centimeters (3.1 to 5.9 inches); brown (10YR 4/3), light yellowish brown (10YR 6/4), dry; silt loam; 22 percent clay; moderate fine subangular blocky structure; slightly hard, friable, slightly sticky, moderately plastic; 21.0 very fine roots and 21.0 fine roots and 0.5 coarse roots; 21.0 very fine interstitial and 21.0 fine interstitial pores; fragments; noneffervescent; clear wavy boundary. Lab sample # 82P03649; dry when described;
    Bt—15 to 30 centimeters (5.9 to 11.8 inches); brown (10YR 4/3), light yellowish brown (10YR 6/4), dry; silt loam; 24 percent clay; moderate fine angular blocky, and moderate fine prismatic structure; slightly hard, firm, moderately sticky, moderately plastic; 0.5 medium roots and 3.0 fine roots; 21.0 very fine tubular and 21.0 fine tubular pores; 3 percent faint clay films on all faces of peds; 10 percent by volume 2-?-75 millimeter unspecified fragments; noneffervescent; clear smooth boundary. Lab sample # 82P03650; dry when described;
    Bk1—30 to 40 centimeters (11.8 to 15.7 inches); yellowish brown (10YR 5/4), light gray (10YR 7/2), dry; silt loam; 22 percent clay; weak coarse angular blocky structure; soft, friable, slightly sticky, slightly plastic; 0.5 medium roots and 0.5 fine roots; 21.0 very fine interstitial and 21.0 fine interstitial pores; 10 percent by volume 2-?-75 millimeter unspecified fragments; strong effervescence; clear smooth boundary. Lab sample # 82P03651; moist when described;
    Bk2—40 to 69 centimeters (15.7 to 27.2 inches); light yellowish brown (10YR 6/4), white (10YR 8/1), dry; gravelly loam; massive; soft, friable, slightly sticky, slightly plastic; 21.0 very fine roots and 0.5 medium roots; 21.0 very fine interstitial and 21.0 fine interstitial pores; 20 percent by volume 2-?-75 millimeter unspecified fragments; strong effervescence; gradual smooth boundary. Lab sample # 82P03652; moist when described;
    2BCk—69 to 101 centimeters (27.2 to 39.8 inches); light yellowish brown (10YR 6/4), light gray (10YR 7/2), dry; very gravelly sandy loam; massive; soft, very friable, nonsticky, nonplastic; 0.5 very fine roots; 21.0 medium interstitial and 21.0 fine interstitial pores; 1 percent by volume 250-?-600 millimeter unspecified fragments and 5 percent by volume 76-?-250 millimeter unspecified fragments and 50 percent by volume 2-?-75 millimeter unspecified fragments; violent effervescence; clear smooth boundary. Lab sample # 82P03653; dry when described;
    2C—101 to 184 centimeters (39.8 to 72.4 inches); light yellowish brown (10YR 6/4), very pale brown (10YR 7/3), dry; extremely gravelly loamy sand; single grain; loose, loose, nonsticky, nonplastic; 60 percent by volume 2-?-75 millimeter unspecified fragments; noneffervescent. Lab sample # 82P03654; dry when described;