IDENTIFIERS

  • Current Taxon Name (Soil Name): Itca
  • OSD
  • Series Extent
  • User Site ID: S1986UT021002
  • User Pedon ID: 86UT021002
  • Vegetation Plot ID: S1986UT021002
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 86P0962
  • NCSS Pedon Lab Data NASIS Record ID - 59256
  • Print Date: 5/29/2024

    • 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: 37.9011116
  • Std. Longitude: -114.0286102
  • Datum: WGS84
  • Township: 33S
  • Range: 20W
  • Section: 25
  • PLSS Details: 1950 feet N and 1850 feet W of SE corner
  • State: Utah
  • County: UT021—Iron
  • MLRA: 28A—Ancient Lake Bonneville

    • PEDON

  • Describers Name: Gordon G. Crandall and Carolyn S. Wiarda
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from SSL-CMS data
  • Pedon #: 2
  • Sampled As Information:
  • Soil Name - Itca
  • Taxonomic Class - Clayey-skeletal, montmorillonitic Lithic Argixerolls
  • PSC - 18 to 43 cm.
  • Classificaton Date - 9/1/1986
  • Moisture Class - xeric
  • Dynamic Soil Properties:
  • Erosion Class - 2
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landscape: mountains or deeply dissected plateaus
  • Landform: hillside or mountainside
  • Anthropogenic Feature: leveled land
  • Hill Slope Profile: backslope
  • Slope Position: middle third
  • Slope Shape Down: convex
  • Runoff: high
  • Drainage Class: well
  • Surface Fragments: 1.45 percent
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 9/1/1986 (actual site observation date)
  • Microrelief Elevation: 35
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - tree cover
  • Site Obs. Cover Kind 2 - hardwoods
  • 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

    ARTRV

    JUOS

    PIMO

    Artemisia tridentata ssp. vaseyana

    Juniperus osteosperma

    Pinus monophylla

    mountain big sagebrush

    Utah juniper

    singleleaf pinyon

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

    mollic epipedon

    argillic horizon

    lithic contact

    0—18

    18—43

    43—0

    —-

    —-

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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

    33

    —

    —

    2090

    —

    135

    36

    —

    —

    7

    17

    -5

    6

    16

    -6

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    —

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    1A—0 to 8 centimeters (0.0 to 3.1 inches); brown (10YR 5/3) interior, very dark grayish brown (10YR 3/2) crushed, moist; very gravelly sandy loam; 15 percent clay; weak fine granular structure; soft, friable, nonsticky, nonplastic; 0.5 medium roots throughout and 2.5 fine roots throughout; 0.5 medium discontinuous tubular and 5.5 fine discontinuous tubular pores; 25 percent by volume 2-39-75 millimeter mixed fragments; neutral, pH 6.8, bromthymol blue; clear smooth boundary. Lab sample # 86P05766; dry when described;. Many very fine roots; many very fine tubular pores.; few medium roots throughout; common fine roots throughout
    1BA—8 to 18 centimeters (3.1 to 7.1 inches); brown (10YR 4/3) interior, very dark grayish brown (10YR 3/2) crushed, moist; very gravelly loam; 26 percent clay; weak fine subangular blocky structure; slightly hard, firm, slightly sticky, slightly plastic; 0.5 medium roots throughout and 5.5 fine roots throughout; 5.5 very fine discontinuous tubular and 5.5 fine discontinuous tubular pores; 35 percent by volume 2-39-75 millimeter mixed fragments; neutral, pH 6.8, bromthymol blue; clear smooth boundary. Lab sample # 86P05767; moist when described;. Many very fine roots.; few medium roots throughout; many fine roots throughout
    1Bt—18 to 43 centimeters (7.1 to 16.9 inches); brown (10YR 4/3) interior, dark yellowish brown (10YR 3/4) crushed, moist; very gravelly clay loam; 36 percent clay; moderate medium subangular blocky structure; hard, firm, moderately sticky, moderately plastic; 0.5 medium roots throughout and 0.5 coarse roots throughout; 5.5 very fine tubular and 5.5 fine tubular pores; 55 percent , moist, clay films on all faces of peds and 55 percent , moist, clay films on rock fragments; 35 percent by volume 2-39-75 millimeter mixed fragments; neutral, pH 6.8, bromthymol blue; clear irregular boundary. Lab sample # 86P05768; moist when described;. Common fine and very fine roots.; many clay films surface features on vertical and horizontal faces of peds; many clay films surface features on rock fragments; few coarse roots throughout; few medium roots throughout; continuous - phpvsfiid 221190; continuous - phpvsfiid 221191; continuous - phpvsfiid 221190; continuous - phpvsfiid 221191
    1R—43 centimeters (16.9 inches); fragments. Hard gneiss bedrock.