IDENTIFIERS

  • Current Taxon Name (Soil Name): Duchesne
  • OSD
  • Series Extent
  • User Site ID: S1992UT009005
  • User Pedon ID: 92UT009005
  • Vegetation Plot ID: S1992UT009005
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 92P0357
  • NCSS Pedon Lab Data NASIS Record ID - 64596
  • Print Date: 11/24/2024

    • 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: 40.9061127
  • Std. Longitude: -109.9649963
  • Datum: WGS84
  • Township: 2N
  • Range: 17E
  • Section: 13
  • PLSS Details: 1100 feet E and 2400 feet N of SW corner
  • State: Utah
  • County: UT009—Daggett
  • MLRA: 47—Wasatch and Uinta Mountains
  • Non-MLRA Soil Survey Area: UT648—Ashley National Forest Area, Utah

    • PEDON

  • Describers Name: T.D., R.L., R.F.
  • Pedon Type: representative pedon for component
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 5
  • Sampled As Information:
  • Soil Name - Duchesne
  • Taxonomic Class - Loamy-skeletal, mixed Typic Cryoboralfs
  • PSC - 48 to 98 cm.
  • Classificaton Date - 11/26/1992
  • Moisture Class - udic
  • Dynamic Soil Properties:
  • Erosion Class - 2
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landscape: mountains
  • Landform: mountainside
  • Slope Shape Across: convex
  • Runoff: medium
  • Drainage Class: well
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 11/26/1992 (actual site observation date)
  • Air Photo ID: 2
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - tree cover
  • Site Obs. Cover Kind 2 - other tree cover
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Site Erosion Accelerated: water erosion
    • Pedon Horizon Lab Results - 1
    Horizon Top Depth Bottom Depth Sample ID Data Collector Total Clay CaCO3 Clay Total Silt Fine Silt Co. Silt Total Sand Total Sand Method VC Sand Co. Sand Med. Sand Fine Sand VF Sand VF Sand Method Texture Class - Field Lab Rubbed Fiber Unrubbed Fiber pH H2O
    cm cm % % % % % % % % % % % % %

    E/B

    28

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    27

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    Pedon Horizon Lab Results - 2
    Horizon Top Depth Bottom Depth Sample ID pH CaCl2 pH NaF pH Ox Delta pH LL PL PI Atter. Samp. Cond. COLE Pot. Acidity Ca + Mg - Meh 2 K Ca + Mg - Sat. Paste KCl Extract. Acidity Base Sat. - Meh 2 CEC-7 CEC-8.2
    cm cm % % % cm/cm meq/100g cmol(+)/kg cmol(+)/kg mmol(+)/l cmol(+)/kg % cmol(+)/kg cmol(+)/kg

    E/B

    28

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    Pedon Horizon Lab Results - 3
    Horizon Top Depth Bottom Depth Sample ID ECEC Phosphate P NO3-N EC EC Method EC 1:5 by volume CaCO3 Equiv. Equiv. Gypsum Na SAR Gypsum Req. Humic Color Fulvic Color Humic + Fulvic Color Al PI Pyro. Hue PyrO. Value Pyro. Chroma
    cm cm cmol(+)/kg mg/kg mg/kg dS/m dS/m % % mmol(+)/l % L-pcu/g L-pcu/g L-pcu/g %

    E/B

    28

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    Vegetation Plot Plants
    Plant Symbol Scientific Name National Vernacular Name Plant Type Group Canopy Cover % Vegetation Stata Level

    ARUV

    BERE

    JUCO6

    PICO

    Arctostaphylos uva-ursi

    Berberis repens

    Juniperus communis

    Pinus contorta

    kinnikinnick

    —

    common juniper

    lodgepole pine

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    Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    ochric epipedon

    argillic horizon

    0—48

    48—152

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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

    15

    46

    —

    2804

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    0

    254

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    7.2

    7.8

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    8.9

    10

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    A1—0 to 10 centimeters (0.0 to 3.9 inches); brown (7.5YR 4/4), pink (7.5YR 7/3), dry; gravelly sandy loam; 14 percent clay; weak fine and medium granular structure; soft, friable, slightly sticky, slightly plastic; moderate permeability; 21.0 very fine and fine roots and 3.0 medium roots and 0.5 coarse roots; 3.0 very fine interstitial pores; 20 percent by volume subangular 2-39-75 millimeter unspecified fragments; strongly acid, pH 5.4, chlorophenol red; clear smooth boundary. Lab sample # 92P02185; moist when described;
    A2—10 to 28 centimeters (3.9 to 11.0 inches); reddish brown (5YR 4/4), light reddish brown (5YR 6/3), dry; very gravelly sandy loam; 17 percent clay; weak fine subangular blocky structure; slightly hard, friable, slightly sticky, slightly plastic; moderate permeability; 21.0 very fine and fine roots and 3.0 medium roots; 3.0 very fine interstitial pores; 10 percent by volume subangular 75-162-250 millimeter unspecified fragments and 25 percent by volume subangular 2-39-75 millimeter unspecified fragments; strongly acid, pH 5.4, chlorophenol red; clear smooth boundary. Lab sample # 92P02186; moist when described;
    E/B—28 to 48 centimeters (11.0 to 18.9 inches); reddish brown (5YR 4/4), 20 percent light reddish brown (5YR 6/3), dry; very cobbly sandy clay loam; fragments; gradual smooth boundary. Lab sample # 92P02187
    E/B—28 to 48 centimeters (11.0 to 18.9 inches); reddish brown (5YR 4/4), 80 percent light reddish brown (5YR 6/3), dry; very cobbly loamy sand; 5 percent clay; weak fine subangular blocky structure; soft, very friable, nonsticky, nonplastic; moderately slow permeability; 21.0 very fine and fine roots; 3.0 very fine tubular and 3.0 very fine interstitial pores; 20 percent by volume subangular 2-39-75 millimeter unspecified fragments and 35 percent by volume subangular 75-162-250 millimeter unspecified fragments; strongly acid, pH 5.4, chlorophenol red. Lab sample # 92P02187; moist when described;
    Bt1—48 to 89 centimeters (18.9 to 35.0 inches); reddish brown (5YR 4/4), light reddish brown (5YR 6/3), dry; extremely cobbly sandy clay loam; 33 percent clay; weak fine and medium subangular blocky structure; hard, firm, moderately sticky, moderately plastic; slow permeability; 21.0 very fine and fine roots and 3.0 medium roots; 3.0 very fine tubular and 3.0 very fine interstitial pores; 30 percent distinct clay films on horizontal faces of peds; 25 percent by volume subangular 2-39-75 millimeter unspecified fragments and 40 percent by volume subangular 75-162-250 millimeter unspecified fragments; strongly acid, pH 5.4, chlorophenol red; abrupt smooth boundary. Lab sample # 92P02188; moist when described;
    Bt2—89 to 152 centimeters (35.0 to 59.8 inches); reddish brown (5YR 4/4), reddish brown (5YR 5/3), dry; very cobbly sandy clay loam; 22 percent clay; massive; slightly hard, friable, slightly sticky, slightly plastic; moderately slow permeability; 21.0 very fine and fine roots and 3.0 medium roots; 3.0 very fine interstitial pores; 10 percent faint clay films between sand grains; 25 percent by volume subangular 75-162-250 millimeter sandstone-shale fragments and 30 percent by volume subangular 2-39-75 millimeter sandstone-shale fragments; strongly acid, pH 5.4, chlorophenol red. Lab sample # 92P02189; moist when described;