IDENTIFIERS

  • Current Taxon Name (Soil Name): Rizno
  • OSD
  • Series Extent
  • User Site ID: S1992UT037104B
  • User Pedon ID: 92UT037104B
  • Vegetation Plot ID: S1992UT037104B
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 92P1021
  • NCSS Pedon Lab Data NASIS Record ID - 65260
  • Print Date: 11/26/2024

    • 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: 38.4505272
  • Std. Longitude: -109.6035843
  • Datum: WGS84
  • Location Description: Approximately 7 miles ESE of Dead Horse Pt.
  • State: Utah
  • County: UT037—San Juan
  • MLRA: 35—Colorado Plateau
  • Non-MLRA Soil Survey Area: UT633—Canyonlands Area, Utah - Parts of Grand and San Juan Counties
  • 7.5 Minute USGS Quad: 38109-D5—Trough Springs Canyon, Utah

    • PEDON

  • Describers Name: MAW and RAF
  • Current Taxonomic Class: Loamy, mixed (calcareous), mesic Lithic Ustic Torriorthents
  • Current Taxon Kind: series
  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 104
  • Sampled As Information:
  • Soil Name - Rizno
  • Taxonomic Class - Loamy, mixed (calcareous), mesic Lithic Ustic Torriorthents
  • PSC - 0 to 13 cm.
  • Classificaton Date - 8/2/1992
  • Moisture Class - aridic (torric)
  • Dynamic Soil Properties:
  • Erosion Class - 2
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landform: mesa
  • Hill Slope Profile: summit
  • Slope Shape Across: concave
  • Slope Shape Down: convex
  • Runoff: high
  • Drainage Class: well
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 8/2/1992 (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
  • 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 % % % % % % % % % % % % %

    A

    A

    C1

    C1

    C2

    C2

    0

    0

    3

    3

    8

    8

    —

    3

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    8

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    13

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    35

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    30

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    10

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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

    A

    A

    C1

    C1

    C2

    C2

    0

    0

    3

    3

    8

    8

    —

    3

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    8

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    13

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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 %

    A

    A

    C1

    C1

    C2

    C2

    0

    0

    3

    3

    8

    8

    —

    3

    —

    8

    —

    13

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

    CORA

    Coleogyne ramosissima

    blackbrush

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

    ochric epipedon

    0—3

    —-
    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

    4

    3

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    1670

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    135

    254

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    10.6

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    A—0 to 3 centimeters (0.0 to 1.2 inches); yellowish red (5YR 5/6), yellowish red (5YR 4/6), moist; loamy fine sand; 87 percent sand; 10 percent silt; 5 percent clay; moderate thick platy parts to single grain; soft, very friable, nonsticky, nonplastic; slow permeability; 0.5 very fine and fine roots; 3.0 very fine and fine tubular and 21.0 fine and medium vesicular pores; 5 percent by volume 2-39-75 millimeter unspecified fragments; strong effervescence; moderately alkaline, pH 8.0, thymol-blue; abrupt smooth boundary. Lab sample # 92P06337
    C1—3 to 8 centimeters (1.2 to 3.1 inches); yellowish red (5YR 5/6), yellowish red (5YR 4/6), moist; sandy loam; 77 percent sand; 15 percent silt; 8 percent clay; weak fine and medium subangular blocky structure; slightly hard, very friable, slightly sticky, nonplastic; slow permeability; 21.0 very fine and fine roots and 3.0 medium roots; 21.0 very fine and fine tubular and 3.0 medium tubular pores; 10 percent by volume 2-39-75 millimeter unspecified fragments; strong effervescence; moderately alkaline, pH 8.3, thymol-blue; abrupt wavy boundary. Lab sample # 92P06338
    C2—8 to 13 centimeters (3.1 to 5.1 inches); reddish brown (5YR 5/4), yellowish red (5YR 4/6), moist; sandy clay loam; 50 percent sand; 26 percent silt; 24 percent clay; moderate medium subangular blocky structure; slightly hard, friable, moderately sticky, moderately plastic; moderately slow permeability; 21.0 very fine and fine roots and 3.0 medium and coarse roots; 21.0 very fine and fine tubular and 3.0 medium tubular pores; 10 percent by volume 2-39-75 millimeter unspecified fragments; strong effervescence; moderately alkaline, pH 8.3, thymol-blue; abrupt wavy boundary. Lab sample # 92P06339
    R—13 centimeters (5.1 inches); fragments.