IDENTIFIERS

  • Current Taxon Name (Soil Name): Laewest
  • OSD
  • Series Extent
  • User Site ID: S1989TX469013
  • User Pedon ID: 89TX469013
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 89P0509
  • NCSS Pedon Lab Data NASIS Record ID - 61611
  • Print Date: 2/17/2025

    • LOCATION

  • State: Texas
  • County: TX469—Victoria
  • MLRA: 150B—Gulf Coast Saline Prairies

    • PEDON

  • Describers Name: D. Williams, W. Miller, T. Cook
  • Current Taxonomic Class: Fine, smectitic, hyperthermic Typic Pelluderts
  • Current Taxon Kind: series
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from SSL-CMS data
  • Pedon #: 13
  • Correlated Information:
  • Soil Name - Laewest
  • PSC - 25 to 100 cm.
  • Classificaton Date - 7/11/2007
  • Moisture Class - udic
  • Sampled As Information:
  • Soil Name - Lake Charles
  • Taxonomic Class - Fine, montmorillonitic, thermic Typic Pelludert
  • Taxon Kind - series
  • Classificaton Date - 4/1/1989
  • Moisture Class - udic
  • Dynamic Soil Properties:
  • Erosion Class - 0
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landscape: coastal plain
  • Runoff: very low
  • Drainage Class: somewhat poorly
  • Surface Fragments: 0.00 percent
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 4/1/1989 (actual site observation date)
  • Microrelief Elevation: 35
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - grass/herbaceous cover
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Site Erosion Accelerated: water erosion
    • Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    mollic epipedon

    cambic horizon

    0—51

    51—221

    —-

    —-
    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

    —

    —

    7

    —

    97

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    A—0 to 8 centimeters (0.0 to 3.1 inches); black (10YR 2/1) clay; moderate fine granular structure; firm, very sticky, very plastic; 2.5 fine roots throughout; 1 percent fine and medium spherical carbonate nodules; fragments; slight effervescence. Lab sample # 89P02825. few fine and medium carbonate nodules concentrations; common fine roots throughout
    Bk1—0 to 18 centimeters (0.0 to 7.1 inches); black (10YR 2/1) clay; moderate fine and medium angular blocky structure; firm, very sticky, very plastic; 0.5 very fine roots throughout; 1 percent fine spherical iron-manganese concretions; 1 percent medium and coarse spherical carbonate nodules; fragments; slight effervescence. Lab sample # 89P02826. few medium and coarse carbonate nodules concentrations; few fine iron-manganese concretions concentrations; few very fine roots throughout
    Bk2—18 to 51 centimeters (7.1 to 20.1 inches); very dark gray (10YR 3/1) clay; moderate fine and medium angular blocky structure; firm, very sticky, very plastic; 0.5 very fine roots throughout; 1 percent fine spherical iron-manganese concretions; 1 percent medium and coarse spherical carbonate nodules; fragments; slight effervescence. Lab sample # 89P02827. few medium and coarse carbonate nodules concentrations; few fine iron-manganese concretions concentrations; few very fine roots throughout
    Bk3—51 to 89 centimeters (20.1 to 35.0 inches); dark gray (10YR 4/1) clay; strong coarse and very coarse wedge structure; extremely firm*, very sticky, very plastic; 0.5 very fine roots throughout; 1 percent fine spherical iron-manganese concretions; 11 percent fine and medium carbonate nodules; fragments; strong effervescence. Lab sample # 89P02828. common fine and medium carbonate nodules concentrations; few fine iron-manganese concretions concentrations; few very fine roots throughout
    Bk4—89 to 127 centimeters (35.0 to 50.0 inches); very dark gray (10YR 3/1) clay; strong coarse and very coarse wedge structure; extremely firm*, very sticky, very plastic; 0.5 very fine roots throughout; 1 percent fine spherical iron-manganese concretions; 1 percent fine spherical carbonate nodules; fragments; very slight effervescence. Lab sample # 89P02829. few fine carbonate nodules concentrations; few fine iron-manganese concretions concentrations; few very fine roots throughout
    Bk5—127 to 157 centimeters (50.0 to 61.8 inches); gray (10YR 5/1) clay; 1 percent dark yellowish brown (10YR 4/4) fine distinct mottles; strong coarse and very coarse wedge structure; extremely firm*, very sticky, very plastic; 0.5 very fine roots throughout; dark gray (10YR 4/1), moist, slickensides (pedogenic); 1 percent fine spherical iron-manganese concretions; 1 percent fine spherical carbonate nodules; fragments; slight effervescence. Lab sample # 89P02830. few fine carbonate nodules concentrations; few fine iron-manganese concretions concentrations; few very fine roots throughout; few fine distinct 10YR44 mottles
    Bk6—157 to 175 centimeters (61.8 to 68.9 inches); light brownish gray (2.5Y 6/2) clay; 11 percent light yellowish brown (2.5Y 6/4) fine and medium distinct mottles; moderate coarse and very coarse wedge structure; extremely firm*, very sticky, very plastic; 0.5 very fine roots throughout; 2 percent very dark gray (10YR 3/1), moist, slickensides (pedogenic) and 55 percent grayish brown (2.5Y 5/2), moist, slickensides (pedogenic); 11 percent coarse spherical carbonate nodules and 1 percent fine spherical carbonate nodules; fragments; strong effervescence. Lab sample # 89P02831. few fine carbonate nodules concentrations; common coarse carbonate nodules concentrations; many intersecting slickensides surface features; very few intersecting slickensides surface features; few very fine roots throughout; common fine and medium distinct 2.5Y64 mottles
    Bk7—175 to 221 centimeters (68.9 to 87.0 inches); light brownish gray (2.5Y 6/2) clay; 11 percent yellowish brown (10YR 5/6) medium prominent mottles; moderate coarse and very coarse wedge structure; extremely firm*, very sticky, very plastic; 0.5 very fine roots throughout; grayish brown (2.5Y 5/2), moist, slickensides (pedogenic); 1 percent medium spherical iron-manganese concretions; 11 percent very coarse and extremely coarse spherical carbonate masses; fragments; violent effervescence. Lab sample # 89P02832. common very coarse and extremely coarse soft masses of carbonate concentrations; few medium iron-manganese concretions concentrations; few very fine roots throughout; common medium prominent 10YR56 mottles