IDENTIFIERS

  • Current Taxon Name (Soil Name): Underton
  • OSD
  • Series Extent
  • User Site ID: S2004NV003002
  • User Pedon ID: 04NV003002
  • Vegetation Plot ID: S2004NV003002
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 04N0771
  • NCSS Pedon Lab Data NASIS Record ID - 16905
  • Print Date: 12/12/2024

    • 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: 36.7424736
  • Std. Longitude: -114.2903366
  • Datum: WGS84
  • Township: 14S
  • Range: 69E
  • Section: 4
  • State: Nevada
  • County: NV003—Clark
  • MLRA: 30—Mojave Basin and Range

    • PEDON

  • Describers Name: Doug Merkler
  • Current Taxonomic Class: Loamy-skeletal, carbonatic, thermic Argic Petrocalcids
  • Current Taxon Kind: series
  • Pedon Record Orgin: NASIS
  • Pedon #: 2
  • Sampled As Information:
  • Soil Name - Underton
  • Taxonomic Class - Loamy-skeletal, carbonatic, thermic Argic Petrocalcids
  • PSC - 18 to 26 cm.
  • Classificaton Date - 9/20/2003
  • Moisture Class - aridic (torric)
  • Moisture SUBClass - aridic (torric)
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: mixed gravelly alluvium derived from cherty limestone
  • Landform: remnant fan
  • Geomorphic Component Terraces: tread
  • Hill Slope Profile: summit
  • Slope Complexity: simple
  • Slope Shape Across: linear
  • Slope Shape Down: linear
  • Runoff: medium
  • Drainage Class: well
  • Flooding: none flooding for extremely brief periods
  • Ponding: very brief periods
  • Geology: Muddy Creek formation.
  • Surface Fragments: 95.00 percent nonflat subangular 2- to 75-millimeter limestone, unspecified, 5.00 percent nonflat subangular 76- to 250-millimeter limestone, cherty,
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 9/20/2003 (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 sheet
    • Vegetation Plot Plants
    Plant Symbol Scientific Name National Vernacular Name Plant Type Group Canopy Cover % Vegetation Stata Level

    LATR2

    KRER

    AMBRO

    PLJA

    Larrea tridentata

    Krameria erecta

    Ambrosia

    Pleuraphis jamesii

    creosote bush

    littleleaf ratany

    ragweed

    James' galleta

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

    ochric epipedon

    argillic horizon

    calcic horizon

    petrocalcic horizon

    0—6

    6—26

    18—62

    62—118

    —6—

    —20—

    —44—

    —56—
    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

    2

    —

    —

    589

    —

    178

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    A—0 to 6 centimeters (0.0 to 2.4 inches); light brown (7.5YR 6/4) crushed, strong brown (7.5YR 5/6) crushed, moist; very gravelly fine sandy loam; 70 percent sand; 24 percent silt; 8 percent clay; strong very coarse platy structure; slightly hard, friable, slightly sticky, nonplastic; Ksat of 3.21 um/s; moderately rapid permeability; 2.5 very fine roots throughout and 2.5 fine roots throughout; 10.0 very fine vesicular and 2.5 very fine vesicular pores; 38 percent by volume mixed fragments; violent effervescence, by hcl, 1n; clear smooth boundary. Lab sample # 04N04380; dry when described; observed in pit, small
    Btk1—6 to 18 centimeters (2.4 to 7.1 inches); light brown (7.5YR 6/4) crushed, strong brown (7.5YR 4/6) crushed, moist; very gravelly fine sandy loam; 65 percent sand; 22 percent silt; 12 percent clay; weak fine and medium subangular blocky structure; slightly hard, very friable, slightly sticky, nonplastic; Ksat of 1.75 um/s; moderately rapid permeability; 10.0 very fine roots between peds; 2.5 very fine tubular pores; 20 percent faint clay films on bottom of rock fragments; 2 percent fine faint extremely weakly coherent cemented carbonate masses in matrix and fine faint carbonate concretions around rock fragments; 5 percent by volume 76-125-250 millimeter mixed fragments and 40 percent by volume 2-50-76 millimeter mixed fragments; violent effervescence, by hcl, 1n; clear wavy boundary. Lab sample # 04N04381; dry when described; observed in pit, small
    Btk2—18 to 26 centimeters (7.1 to 10.2 inches); reddish yellow (7.5YR 6/6) crushed, strong brown (7.5YR 5/6) crushed, moist; very gravelly sandy clay loam; 60 percent sand; 30 percent silt; 22 percent clay; weak medium subangular blocky structure; slightly hard, friable, moderately sticky, moderately plastic; Ksat of 0.5 um/s; moderately slow permeability; 10.0 very fine and fine roots throughout; 2.5 very fine interstitial and 0.5 fine tubular pores; 25 percent distinct clay films on bottom of rock fragments; medium distinct carbonate concretions around rock fragments; 45 percent by volume mixed fragments; violent effervescence, by hcl, 1n; clear wavy boundary. Lab sample # 04N04382; dry when described; observed in pit, small
    Bkq—26 to 56 centimeters (10.2 to 22.0 inches); pink (7.5YR 7/4) crushed, strong brown (7.5YR 5/6) crushed, moist; extremely gravelly sandy clay loam; 60 percent sand; 28 percent silt; 20 percent clay; massive; soft, very friable, slightly sticky, nonplastic; Ksat of 0.63 um/s; moderately slow permeability; 2.5 very fine roots throughout and 2.5 fine roots throughout; 0.5 very fine tubular and 0.5 fine tubular pores; 45 percent medium distinct irregular weakly coherent cemented carbonate masses in matrix; 10 percent by volume 76-125-250 millimeter mixed fragments and 65 percent by volume 2-50-75 millimeter mixed fragments; violent effervescence, by hcl, 1n; abrupt wavy boundary. Lab sample # 04N04383; dry when described; observed in pit, small
    Bkm—56 to 118 centimeters (22.0 to 46.5 inches); pinkish white (7.5YR 8/2) crushed, pink (7.5YR 7/3) crushed, moist; strong massive; impermeable permeability; 0.5 very fine roots throughout and 0.5 fine roots throughout; 0.5 very fine tubular and 0.5 fine tubular pores; 20 percent very fine distinct moderately coherent cemented carbonate, finely disseminated in matrix; fragments; violent effervescence, by hcl, 1n. Lab sample # 04N04384; dry when described; observed in pit, small