IDENTIFIERS

  • Current Taxon Name (Soil Name): Lautz
  • OSD
  • Series Extent
  • Local Phase: clay
  • User Site ID: S1999TX195002
  • User Pedon ID: S1999TX195002
  • Vegetation Plot ID: S1999TX195002
  • Lab Information:
  • Certified Lab Pedon Description - yes
  • Lab Source ID - KSSL
  • Lab Pedon # - 00P0700
  • NCSS Pedon Lab Data NASIS Record ID - 12202
  • Print Date: 11/21/2024

    • 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: 36.1302500
  • Std. Longitude: -101.3189444
  • Datum: WGS84
  • Country: US—United States
  • State: Texas
  • County: TX195—Hansford
  • MLRA: 77A—Southern High Plains, Northern Part
  • Non-MLRA Soil Survey Area: TX195—Hansford County, Texas
  • 7.5 Minute USGS Quad: 36101-B3—Hansford, Texas

    • PEDON

  • Describers Name: Bauchert, James A.
  • Current Taxonomic Class: Fine, mixed, superactive, mesic Udic Haplusterts
  • Current Taxon Kind: series
  • Pedon Type: OSD pedon
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: NASIS
  • Pedon #: 1
  • Correlated Information:
  • Soil Name - Lautz (flagged as OSD)
  • PSC - 25 to 100 cm.
  • Classificaton Date - 7/2/2019
  • Classifier - Steven McGowen
  • Soil Taxonomic Edition - twelfth edition
  • Moisture Class - ustic
  • Moisture Subclass - udic
  • Sampled As Information:
  • Soil Name - Lautz clay
  • Taxonomic Class - Fine, smectitic, mesic Udic Haplusterts
  • Classificaton Date - 11/30/1999
  • Soil Taxonomic Edition - eighth edition
  • Moisture Class - ustic
  • Moisture SUBClass - udic
  • Dynamic Soil Properties:
  • Erosion Class - 0
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no
  • Certification Status: certified
  • QC Status: level 1
  • QA Status: not reviewed


    • SITE

  • Parent Material: eolian deposits over lacustrine deposits
  • Landscape: high plains
  • Landform: playa
  • Geomorphic Component Flats: flat
  • Slope Complexity: complex
  • Slope Shape Across: concave
  • Slope Shape Down: concave
  • Runoff: negligible
  • Drainage Class: poorly
  • Flooding: none flooding
  • Ponding: occasional ponding for brief periods
  • Geology: Blackwater Draw formation.
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

  • Ecological Sites. (Click Ecological Site ID For Link to EDIT.)
    Ecological Site ID Ecological Site Name Correlation Data Classifier
    R077AY005TX Playa 16-22" PZ

    • SITE OBSERVATION

  • Observation Date: 11/30/1999 (actual site observation date)
  • Air Photo ID: 3327-90
  • Plant Association Name: Playa
  • 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
    • Vegetation Plot Plants
    Plant Symbol Scientific Name National Vernacular Name Plant Type Group Canopy Cover % Vegetation Stata Level

    ELEOC

    JUNCU

    KOSC

    POLYG4

    RUCR

    XANTH2

    Eleocharis

    Juncus

    Kochia scoparia

    Polygonum

    Rumex crispus

    Xanthium

    spikerush

    rush

    Mexican-fireweed

    knotweed

    curly dock

    cocklebur

    —

    —

    —

    —

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

    redox concentrations

    mollic epipedon

    cambic horizon

    slickensides

    secondary carbonates

    0—203

    0—41

    23—203

    23—203

    147—203

    —203—

    —41—

    —180—

    —203—

    —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

    0.2

    —

    —

    989

    —

    483

    —

    185

    13.1

    —

    —

    —

    —

    —

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    A—0 to 23 centimeters (0.0 to 9.1 inches); dark gray (10YR 4/1) broken face, very dark gray (10YR 3/1) broken face, moist; silty clay; 4 percent sand; 52 percent clay; weak medium prismatic parts to moderate medium angular blocky parts to moderate fine angular blocky structure; extremely hard, extremely firm, very sticky, very plastic; very high excavation difficulty; 4.0 very fine roots throughout and 3.0 fine roots throughout and 3.0 coarse roots throughout; 2 irreversible trans-horizon cracks per meter with a width of 5 cm that extend above the horizon; 1 percent fine spherical strongly coherent cemented black (10YR 2/1), dry, iron-manganese concretions with sharp boundaries throughout; fragments; noneffervescent, by hcl, unspecified; gradual wavy boundary. Lab sample # 00P04388; dry when described; observed in pit, small
    Bss1—23 to 41 centimeters (9.1 to 16.1 inches); dark gray (10YR 4/1) broken face, very dark gray (10YR 3/1) broken face, moist; silty clay; 4 percent sand; 52 percent clay; moderate very coarse wedge parts to moderate coarse wedge parts to moderate medium angular blocky structure; very hard, very firm, very sticky, very plastic; very high excavation difficulty; 4.0 very fine roots throughout and 3.0 fine roots throughout and 3.0 coarse roots throughout; 2 irreversible trans-horizon cracks per meter with a width of 5 cm that extend above and below the horizon; 35 percent prominent slickensides (pedogenic); 2 percent fine spherical strongly coherent cemented black (10YR 2/1), dry, iron-manganese concretions with sharp boundaries throughout; fragments; noneffervescent, by hcl, unspecified; gradual wavy boundary. Lab sample # 00P04389; dry when described; observed in pit, small
    Bss2—41 to 79 centimeters (16.1 to 31.1 inches); gray (10YR 5/1) broken face, dark gray (10YR 4/1) broken face, moist; silty clay; 4 percent sand; 52 percent clay; strong very coarse wedge parts to strong coarse wedge parts to strong medium angular blocky structure; extremely hard, very firm, very sticky, very plastic; very high excavation difficulty; 4.0 very fine roots throughout and 3.0 fine roots throughout and 3.0 coarse roots throughout; 2 irreversible trans-horizon cracks per meter with a width of 2.5 cm that extend above and below the horizon; 35 percent prominent slickensides (pedogenic); 3 percent fine spherical strongly coherent cemented black (10YR 2/1), dry, iron-manganese concretions with sharp boundaries throughout; fragments; noneffervescent, by hcl, unspecified; gradual wavy boundary. Lab sample # 00P04390; dry when described; observed in pit, small
    Bss3—79 to 114 centimeters (31.1 to 44.9 inches); grayish brown (10YR 5/2) broken face, dark grayish brown (10YR 4/2) broken face, moist; silty clay; 3 percent sand; 51 percent clay; strong very coarse wedge parts to strong coarse wedge parts to moderate medium angular blocky structure; extremely hard, very firm, very sticky, very plastic; very high excavation difficulty; 2.0 very fine roots throughout; 2 irreversible trans-horizon cracks per meter with a width of 2.5 cm that extend above and below the horizon; 35 percent prominent slickensides (pedogenic); 1 percent fine spherical strongly coherent cemented black (10YR 2/1), dry, iron-manganese concretions with sharp boundaries throughout and 1 percent fine irregular noncoherent cemented black (10YR 2/1), dry, iron-manganese masses with diffuse boundaries throughout; fragments; noneffervescent, by hcl, unspecified; clear wavy boundary. Lab sample # 00P04391; dry when described; observed in pit, small
    Bss4—114 to 147 centimeters (44.9 to 57.9 inches); light brownish gray (10YR 6/2) broken face, brown (10YR 5/3) broken face, moist; silty clay; 3 percent sand; 49 percent clay; strong very coarse wedge parts to strong coarse wedge parts to moderate medium angular blocky structure; extremely hard, very firm, very sticky, very plastic; high excavation difficulty; 1.0 very fine roots throughout; 2 irreversible trans-horizon cracks per meter with a width of 2.5 cm that extend below the horizon; 35 percent prominent slickensides (pedogenic); 1 percent fine spherical strongly coherent cemented black (10YR 2/1), dry, iron-manganese concretions with sharp boundaries throughout; fragments; noneffervescent, by hcl, unspecified; clear wavy boundary. Lab sample # 00P04392; dry when described; observed in pit, small
    Bkss1—147 to 188 centimeters (57.9 to 74.0 inches); light brownish gray (10YR 6/2) broken face, brown (10YR 5/3) broken face, moist; silty clay; 2 percent sand; 45 percent clay; moderate medium subangular blocky structure; very hard, firm, moderately sticky, moderately plastic; moderate excavation difficulty; 1.0 very fine roots throughout and 1.0 fine roots throughout; 3 percent distinct carbonate coats on all faces of peds and 35 percent prominent slickensides (pedogenic); 1 percent fine spherical black (10YR 2/1) iron-manganese concretions with sharp boundaries and 1 percent ferriargillans; fragments; slight effervescence, by hcl, unspecified; gradual smooth boundary. Lab sample # 00P04393; dry when described; observed in pit, small. patchy - phpvsfiid 389281; patchy - phpvsfiid 389281
    Bkss2—188 to 203 centimeters (74.0 to 79.9 inches); light brownish gray (10YR 6/2) broken face, brown (10YR 5/3) broken face, moist; silty clay; 2 percent sand; 43 percent clay; moderate medium subangular blocky structure; very hard, firm, moderately sticky, moderately plastic; moderate excavation difficulty; 5 percent distinct carbonate coats on all faces of peds and 35 percent prominent slickensides (pedogenic); 1 percent fine spherical black (10YR 2/1) iron-manganese concretions with sharp boundaries and 1 percent ferriargillans; fragments; slight effervescence, by hcl, unspecified. Lab sample # 00P04394; dry when described; observed in pit, small. patchy - phpvsfiid 389282; patchy - phpvsfiid 389282