IDENTIFIERS

  • Current Taxon Name (Soil Name): Laewest
  • OSD
  • Series Extent
  • User Site ID: S1999TX239001
  • User Pedon ID: 99TX239001
  • Lab Information:
  • Certified Lab Pedon Description - yes
  • Lab Source ID - KSSL
  • Lab Pedon # - 00P0388
  • NCSS Pedon Lab Data NASIS Record ID - 11901
  • User Project ID: 9-ROS-SDJR-FY16
  • Project Name: SDJR - MLRA 150A - Laewest 0 to 1
  • Print Date: 2/17/2025

    • 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: 28.8798889
  • Std. Longitude: -96.4031667
  • Datum: WGS84
  • Map Unit: LaA—Laewest clay, 0 to 1 percent slopes
  • State: Texas
  • County: TX239—Jackson
  • MLRA: 150A—Gulf Coast Prairies
  • Non-MLRA Soil Survey Area: TX239—Jackson County, Texas
  • 7.5 Minute USGS Quad: 28096-H4—Francitas NW, Texas

    • PEDON

  • Describers Name: Jon Wiedenfeld
  • Current Taxonomic Class: Fine, smectitic, hyperthermic Typic Hapluderts
  • Current Taxon Kind: series
  • Pedon Type: TUD pedon
  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 1
  • Correlated Information:
  • Soil Name - Laewest (flagged as OSD)
  • PSC - 25 to 102 cm.
  • Classificaton Date - 12/2/2015
  • Classifier - Kenneth Hall
  • Soil Taxonomic Edition - twelfth edition
  • Moisture Subclass - typic
  • Sampled As Information:
  • Soil Name - Laewest (low)
  • Taxonomic Class - Fine, smectitic Typic Hapluderts
  • Taxon Kind - series
  • Classificaton Date - 11/18/1999
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no
  • Certification Status: certified
  • QC Status: level 1
  • QA Status: level 1


    • SITE

  • Parent Material: clayey fluviomarine deposits derived from igneous, metamorphic and sedimentary rock
  • Landscape: coastal plain
  • Landform: flat
  • Geomorphic Component Flats: talf
  • Slope Complexity: simple
  • Slope Shape Across: linear
  • Slope Shape Down: linear
  • Runoff: high
  • Drainage Class: moderately well
  • Flooding: none flooding
  • Ponding: none ponding
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 11/18/1999 (actual site observation date)
  • 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
    • Pedon Horizon Lab Results - 1
    Horizon Top Depth Bottom Depth Sample ID Data Collector Total Clay CaCO3 Clay Total Silt Fine Silt Co. Silt Total Sand Total Sand Method VC Sand Co. Sand Med. Sand Fine Sand VF Sand VF Sand Method Texture Class - Field Lab Rubbed Fiber Unrubbed Fiber pH H2O
    cm cm % % % % % % % % % % % % %

    A1

    A2

    Bss1

    Bss2

    Bss3

    Bkss1

    Bkss2

    Bkss3

    B'ss1

    0

    13

    29

    56

    94

    141

    156

    168

    183

    13

    29

    56

    94

    141

    156

    168

    183

    208

    99TX239001-1

    99TX239001-2

    99TX239001-3

    99TX239001-4

    99TX239001-5

    99TX239001-6

    99TX239001-7

    99TX239001-8

    99TX239001-9

    —

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    49

    51.7

    52.3

    53.5

    51.3

    52.2

    46.7

    45.1

    43.8

    —

    —

    —

    —

    —

    —

    2.7

    5.7

    7.7

    36.9

    35.9

    35.8

    35.4

    34.6

    34.9

    45.1

    50.8

    55.4

    22.1

    21

    21.7

    21.8

    21.7

    23.2

    35.1

    44.3

    48.6

    14.8

    14.9

    14.1

    13.6

    12.9

    11.7

    10

    6.5

    6.8

    14.1

    12.4

    11.9

    11.1

    14.1

    12.9

    8.2

    4.1

    0.8

    hydrometer

    hydrometer

    sieves

    hydrometer

    hydrometer

    hydrometer

    hydrometer

    hydrometer

    hydrometer

    0.1

    —

    0.1

    0.1

    2.6

    2

    0.9

    0.3

    —

    0.2

    0.2

    0.1

    0.1

    0.8

    1.1

    0.8

    0.4

    0.1

    0.9

    0.7

    0.6

    0.5

    1

    0.9

    0.8

    0.5

    0.1

    5.2

    4.5

    4.4

    4.5

    3.7

    3.6

    2.3

    1.4

    0.2

    7.7

    7

    6.7

    6

    6

    5.3

    3.4

    1.5

    0.4

    300 mesh sieve

    300 mesh sieve

    300 mesh sieve

    300 mesh sieve

    300 mesh sieve

    300 mesh sieve

    300 mesh sieve

    300 mesh sieve

    300 mesh sieve

    c

    c

    c

    c

    c

    c

    sic

    sic

    sic

    —

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    6.8

    6.9

    7

    7.5

    8

    8.2

    8.4

    8.5

    8.8
    Pedon Horizon Lab Results - 2
    Horizon Top Depth Bottom Depth Sample ID pH CaCl2 pH NaF pH Ox Delta pH LL PL PI Atter. Samp. Cond. COLE Pot. Acidity Ca + Mg - Meh 2 K Ca + Mg - Sat. Paste KCl Extract. Acidity Base Sat. - Meh 2 CEC-7 CEC-8.2
    cm cm % % % cm/cm meq/100g cmol(+)/kg cmol(+)/kg mmol(+)/l cmol(+)/kg % cmol(+)/kg cmol(+)/kg

    A1

    A2

    Bss1

    Bss2

    Bss3

    Bkss1

    Bkss2

    Bkss3

    B'ss1

    0

    13

    29

    56

    94

    141

    156

    168

    183

    13

    29

    56

    94

    141

    156

    168

    183

    208

    99TX239001-1

    99TX239001-2

    99TX239001-3

    99TX239001-4

    99TX239001-5

    99TX239001-6

    99TX239001-7

    99TX239001-8

    99TX239001-9

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    Pedon Horizon Lab Results - 3
    Horizon Top Depth Bottom Depth Sample ID ECEC Phosphate P NO3-N EC EC Method EC 1:5 by volume CaCO3 Equiv. Equiv. Gypsum Na SAR Gypsum Req. Humic Color Fulvic Color Humic + Fulvic Color Al PI Pyro. Hue PyrO. Value Pyro. Chroma
    cm cm cmol(+)/kg mg/kg mg/kg dS/m dS/m % % mmol(+)/l % L-pcu/g L-pcu/g L-pcu/g %

    A1

    A2

    Bss1

    Bss2

    Bss3

    Bkss1

    Bkss2

    Bkss3

    B'ss1

    0

    13

    29

    56

    94

    141

    156

    168

    183

    13

    29

    56

    94

    141

    156

    168

    183

    208

    99TX239001-1

    99TX239001-2

    99TX239001-3

    99TX239001-4

    99TX239001-5

    99TX239001-6

    99TX239001-7

    99TX239001-8

    99TX239001-9

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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

    0.5

    —

    —

    10.7

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    A1—0 to 13 centimeters (0.0 to 5.1 inches); very dark gray (N 3/), clay; moderate fine and medium subangular blocky structure; very hard, firm; 3.0 very fine and fine roots; 3.0 fine interstitial pores; 5 percent faint pressure faces; fragments; clear smooth boundary. Lab sample # 00P02671. less than 1 percent fine distinct spherical black (7.5YR 2.5/1) iron-manganese masses on surfaces of peds with sharp boundaries.
    A2—13 to 29 centimeters (5.1 to 11.4 inches); very dark gray (N 3/), clay; strong fine and medium subangular blocky structure; very hard, firm; 3.0 very fine and fine roots; 3.0 very fine tubular pores; 15 percent distinct pressure faces; fragments; clear wavy boundary. Lab sample # 00P02672. 10 percent faint slickensides; 15 percent distinct pressure surfaces; less than 1 percent fine distinct spherical black (7.5YR 2.5/1) iron-manganese masses on surfaces of peds with sharp boundaries.
    Bss1—29 to 56 centimeters (11.4 to 22.0 inches); very dark gray (N 3/), clay; strong medium subangular blocky structure; very hard, firm; 3.0 very fine and fine roots; 3.0 very fine tubular pores; fragments; gradual wavy boundary. Lab sample # 00P02673. 30 percent distinct slickensides tilted at 50 to 60 degrees from the horizontal; less than 1 percent fine distinct spherical black7.5YR 2.5/1) iron-manganese masses on surfaces of peds with sharp boundaries.
    Bss2—56 to 94 centimeters (22.0 to 37.0 inches); dark gray (N 4/), clay; moderate medium wedge parts to strong medium and coarse angular blocky structure; very hard, firm; 3.0 very fine roots; 0.5 very fine tubular pores; fragments; gradual wavy boundary. Lab sample # 00P02674. 55 percent prominent slickensides tilted at 50 to 60 degrees from the horizontal; less than 1 percent fine distinct spherical black (7.5YR 2.5/1) iron-manganese masses on surfaces of peds with sharp boundaries; 1 percent fine spherical carbonate nodules; few carbonate nodules coated with brownish yellow (10YR 6/8) iron concentrations.
    Bss3—94 to 141 centimeters (37.0 to 55.5 inches); dark gray (2.5Y 4/1) clay; moderate medium wedge parts to strong medium and coarse angular blocky structure; very hard, firm; 3.0 very fine roots; 0.5 very fine tubular pores; fragments; clear wavy boundary. Lab sample # 00P02675. 75 percent prominent slickensides tilted at 40 to 60 degrees from the horizontal; less than 1 percent fine spherical black (7.5YR 3/1) iron-manganese nodules; less than 1 percent fine distinct spherical black 9&.5YR 3/1) iron-manganese masses on surfaces of peds with sharp boundaries; less than 1 percent fine spherical carbonate nodules.
    Bkss1—141 to 156 centimeters (55.5 to 61.4 inches); dark gray (10YR 4/1) clay; moderate coarse wedge parts to moderate medium and coarse angular blocky structure; very hard, firm; 3.0 very fine roots; 1 percent medium and coarse irregular carbonate masses; fragments; slight effervescence; clear wavy boundary. Lab sample # 00P02676. 45 percent prominent slickensides tilted at 10 to 20 degrees from the horizontal; less than 1 percent fine spherical black (7.5YR 2.5/1) iron-manganese nodules; less than 1 percent fine distinct spherical black (7.5YR 2.5/1) iron-manganese masses on surfaces of peds with sharp boundaries; 8 percent medium and coarse spherical carbonate nodules.
    Bkss2—156 to 168 centimeters (61.4 to 66.1 inches); 80 percent reddish yellow (7.5YR 6/6) and 20 percent strong brown (7.5YR 5/6) silty clay; moderate medium and coarse angular blocky structure; very hard, firm; 0.5 very fine roots; 20 percent medium and coarse irregular carbonate masses; fragments; strong effervescence; clear smooth boundary. Lab sample # 00P02677. 30 percent distinct slickensides are tilted at 10 to 20 degrees from the horizontal; less than 1 percent fine spherical black (7.5YR 2.5/1) iron-manganese nodules; 2 percent medium and coarse spherical carbonate nodules; carbonate masses and nodules or on top of a 4 centimeter wide reddish yellow (5YR 6/6) layer of clay is at the contact between the Bkss2 and Bkss3 horizons; few cracks 5 millimeters to 1.5 centimeters wide filled with dark gray (10YR 4/1) clay.
    Bkss3—168 to 183 centimeters (66.1 to 72.0 inches); 70 percent strong brown (7.5YR 5/6) and 30 percent reddish yellow (7.5YR 6/6) silty clay; weak medium and coarse subangular blocky structure; very hard, firm; 0.5 very fine roots; 10 percent fine and medium irregular carbonate masses; fragments; strong effervescence; clear smooth boundary. Lab sample # 00P02678. 20 percent slickensides tilted at 10 to 20 degrees from the horizontal with gray (7.5YR 5/1) iron depletions on 20 of the slickenside surfaces; 3 percent fine and medium prominent light gray (7.5YR 7/1) iron depletions on surfaces of peds with diffuse boundaries not associated with the slickensides; 3 percent fine and medium spherical carbonate nodules; a gray (7.5YR 5/1) clay layer 3 centimeters wide is at the contact between the Bkss3 and Bkss4 horizon with less than 1 percent fine rounded iron-manganese nodules.
    B'ss1—183 to 208 centimeters (72.0 to 81.9 inches); 65 percent yellowish red (5YR 5/6) and 25 percent light gray (2.5Y 7/2) silty clay; weak coarse prismatic parts to moderate medium subangular blocky structure; very hard, firm; 0.5 very fine roots between peds; fragments; strong effervescence; clear smooth boundary. Lab sample # 00P02679. 30 percent distinct slickensides that tilted at 20 to 40 degrees from the horizontal; less than 1 percent fine and medium prominent light gray (7.5YR 7/1) iron depletions vertical on surfaces of peds with diffuse boundaries; 1 percent fine prominent yellow (2.5Y 7/8) masses of oxidized iron in matrix surrounding redox depletions with diffuse boundaries; 10 percent fine and medium irregular carbonate masses in center of light gray (2.5Y 7/2) matrix; 6 percent of the total area consists of brittle masses of strong brown (7.5YR 5/6) fine sandy loam 5 millimeters to 2 centimeters in size with few fine iron masses in center.
    B'ss2—208 to 244 centimeters (81.9 to 96.1 inches); 70 percent reddish yellow (5YR 6/6) and 30 percent light gray (2.5Y 7/2) silty clay; weak coarse prismatic parts to moderate medium subangular blocky structure; very hard, firm; 0.5 very fine roots between peds; 1 percent medium irregular carbonate nodules; fragments; strong effervescence; gradual wavy boundary. Lab sample # 00P02680. 25% distinct slickensides tilted at 20 to 50 degrees from the horizontal; 1% fine prominent black (7.5YR 2.5/1) iron-manganese masses with sharp boundaries; 2% fine and medium prominent yellow (2.5Y 7/8) masses of oxidized iron in matrix surrounding redox depletions with diffuse boundaries; 2% fine prominent dendritic black (7.5YR 2.5/1) manganese coatings on surfaces of slickensides with sharp boundaries; 6% of the total area consists of brittle masses of strong brown (7.5YR 5/6) fine sandy loam 5mm to 5cm in size with few fine iron-manganese masses in center; few crawfish krotovinas 2 to 5cm in width filled with gray (10YR 6/1) clay extending from the bottom to midway through the horizon.
    BC—244 to 272 centimeters (96.1 to 107.1 inches); 55 percent light gray (2.5Y 7/2) and 45 percent reddish yellow (5YR 6/6) silty clay; weak coarse prismatic parts to moderate medium subangular blocky structure; very hard, firm; 1 percent fine irregular carbonate masses; fragments; strong effervescence; clear wavy boundary. Lab sample # 00P02681. 10% distinct slickensides tilted at 20 to 30 degrees from the horizontal; 1% fine prominent dendritic black (7.5YR 2.5/1) manganese coatings surface of slickensides with sharp boundaries and 2% fine and medium prominent brownish yellow (10YR 6/8) masses of oxidized iron in matrix surrounding redox concentrations with clear boundaries; 2% fine and medium prominent yellow (2.5Y 7/8) masses of oxidized iron in matrix surrounding redox depletions with diffuse boundaries; 3% of the total area consists of pink (5YR 7/4) brittle masses of silt loam texture and are in the light gray (2.5Y 7/2) matrix material; few crawfish krotovinas filled with gray (10YR 6/1) clay extending from the bottom to midway through the horizon.
    2BC—272 to 320 centimeters (107.1 to 126.0 inches); reddish yellow (7.5YR 6/6) very fine sandy loam; weak coarse subangular blocky structure; hard when dry, friable; fragments; strong effervescence; clear smooth boundary. Lab sample # 00P02682. few thin strata of yellowish red (5YR 5/6) sandy clay loam.
    3BC1—320 to 360 centimeters (126.0 to 141.7 inches); 60 percent red (2.5YR 5/6) and 40 percent light gray (2.5Y 7/1) silty clay; weak coarse subangular blocky structure; very hard, firm; 1 percent fine irregular carbonate masses; fragments; strong effervescence; clear smooth boundary. Lab sample # 00P02683. 1 percent fine prominent olive yellow (2.5Y 6/8) masses of oxidized iron in matrix surrounding redox depletions with sharp boundaries; 1 percent fine spherical carbonate nodules.
    3BC2—360 to 405 centimeters (141.7 to 159.4 inches); light gray (5Y 7/2) clay; weak coarse subangular blocky structure; very hard, firm; fragments; strong effervescence; gradual smooth boundary. Lab sample # 00P02684. 2 percent fine prominent olive yellow (2.5Y 6/8) masses of oxidized iron on surfaces of peds with diffuse boundaries.
    3BC3—405 to 425 centimeters (159.4 to 167.3 inches); light gray (5Y 7/2) clay; 5 percent pale olive (5Y 6/3) medium and coarse faint mottles; weak coarse subangular blocky structure; very hard, firm; fragments; strong effervescence. Lab sample # 00P02685. 1 percent fine prominent reddish yellow (7.5YR 6/8) masses of oxidized iron in matrix surrounding redox concentrations with clear boundaries; 1 percent fine prominent yellowish red (5YR 5/8) masses of oxidized iron on surfaces of peds with sharp boundaries.