IDENTIFIERS

  • Current Taxon Name (Soil Name): Theon
  • OSD
  • Series Extent
  • User Site ID: 2008NV001002
  • User Pedon ID: 2008NV001002
  • Vegetation Plot ID: 2008NV001002
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 08N0489
  • NCSS Pedon Lab Data NASIS Record ID - 20050
  • Print Date: 2/16/2025

    • 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: 39.0872500
  • Std. Longitude: -118.6955278
  • Datum: WGS84
  • Country: US—United States
  • State: Nevada
  • County: NV001—Churchill
  • MLRA: 27—Fallon-Lovelock Area
  • Regional Office: 3obsolete—Reno, NV
  • Non-MLRA Soil Survey Area: NV770—Churchill County Area, Nevada, Parts of Churchill and Lyon Counties
  • 7.5 Minute USGS Quad: 39118-A6—Terrill Mountains, Nevada

    • PEDON

  • Describers Name: jbf, mc
  • Current Taxonomic Class: Loamy-skeletal, mixed, superactive, mesic Lithic Haplargids
  • Current Taxon Kind: series
  • Pedon Type: classifies to current taxon name, full description
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: NASIS
  • Correlated Information:
  • Soil Name - Theon
  • PSC - 0 to 28 cm.
  • Classificaton Date - 7/31/2012
  • Soil Taxonomic Edition - tenth edition
  • Moisture Class - aridic (torric)
  • Moisture Subclass - typic
  • Sampled As Information:
  • Soil Name - Theon
  • Classificaton Date - 3/12/2008
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landscape: hills
  • Landform: hill
  • Geomorphic Component Hills: nose slope
  • Drainage Class: well
  • Flooding: none flooding
  • Bedrock: very strongly coherent andesite at 28cm
  • Surface Fragments: 55.00 percent 2- to 76-millimeter 1.00 percent 250- to 450-millimeter 15.00 percent 76- to 250-millimeter
  • Benchmark Soil?: no

    • VEGETATION

  • Ecological Sites. (Click Ecological Site ID For Link to EDIT.)
    Ecological Site ID Ecological Site Name Correlation Data Classifier
    R027XY019NV STONY SLOPE 4-8 P.Z.

    • SITE OBSERVATION

  • Observation Date: 3/12/2008 (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

    TEGL

    ATCO

    SAVE4

    PIDE4

    BRTE

    HYMEN3

    Tetradymia glabrata

    Atriplex confertifolia

    Sarcobatus vermiculatus

    Picrothamnus desertorum

    Bromus tectorum

    Hymenoclea

    littleleaf horsebrush

    shadscale saltbush

    greasewood

    bud sagebrush

    cheatgrass

    burrobrush

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    Pedon Restrictions
    Kind Hardness Restriction Depth L-H Restriction Thickness L-RV-H
    cm

    bedrock, lithic

    very strongly coherent

    28 -

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

    ochric epipedon

    argillic horizon

    secondary carbonates

    lithic contact

    0—5

    5—28

    18—28

    28—

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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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    1341

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    135

    150

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    120

    11.5

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    13

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    A—0 to 5 centimeters (0.0 to 2.0 inches); pale brown (10YR 6/3), brown (10YR 4/3), moist; very gravelly loam; 22 percent clay; moderate medium platy structure; slightly hard, very friable, slightly sticky, slightly plastic; 2.0 very fine to medium vesicular pores; 5 percent by volume 76-150-250 millimeter unspecified fragments and 50 percent by volume 2-36-76 millimeter unspecified fragments; strong effervescence; moderately alkaline, pH 8.4; abrupt smooth boundary.; observed in pit, small
    Bt—5 to 18 centimeters (2.0 to 7.1 inches); yellowish brown (10YR 5/4), dark yellowish brown (10YR 4/4), moist; extremely gravelly clay loam; 32 percent clay; moderate fine subangular blocky structure; hard, friable, moderately sticky, moderately plastic; 0.4 very fine roots; 6.0 fine tubular pores; 40 percent distinct clay films on all faces of peds and 40 percent distinct clay films on surfaces along pores; 5 percent by volume 76-150-250 millimeter unspecified fragments and 60 percent by volume 2-36-76 millimeter unspecified fragments; noneffervescent; strongly alkaline, pH 8.6; clear wavy boundary.; observed in pit, small
    Btk—18 to 28 centimeters (7.1 to 11.0 inches); yellowish brown (10YR 5/4), dark yellowish brown (10YR 4/4), moist; extremely gravelly sandy clay loam; 28 percent clay; moderate fine subangular blocky structure; hard, friable, moderately sticky, moderately plastic; 0.4 very fine roots; 6.0 fine tubular pores; 50 percent distinct clay films on surfaces along pores and 50 percent distinct clay films on all faces of peds; 20 percent fine strongly coherent cemented carbonate concretions on bottom of rock fragments and 15 percent medium noncoherent cemented carbonate masses; 5 percent by volume 76-150-250 millimeter unspecified fragments and 60 percent by volume 2-36-76 millimeter unspecified fragments; noneffervescent; strongly alkaline, pH 8.6; abrupt wavy boundary.; observed in pit, small
    R—28 to 34 centimeters (11.0 to 13.4 inches); bedrock; fragments.; observed in pit, small