IDENTIFIERS

  • Current Taxon Name (Soil Name): Laewest
  • OSD
  • Series Extent
  • User Site ID: S1999TX469001B
  • User Pedon ID: 99TX469001B
  • Lab Information:
  • Certified Lab Pedon Description - yes
  • Lab Source ID - KSSL
  • Lab Pedon # - 00P0386
  • NCSS Pedon Lab Data NASIS Record ID - 11899
  • User Project ID: 9-ROS-SDJR-FY16
  • Project Name: SDJR - MLRA 150A - Laewest 0 to 1
  • Print Date: 11/12/2024

    • 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: 28.7200000
  • Std. Longitude: -96.7564694
  • Datum: WGS84
  • Map Unit: LaA—Laewest clay, 0 to 1 percent slopes
  • State: Texas
  • County: TX469—Victoria
  • MLRA: 150A—Gulf Coast Prairies
  • Non-MLRA Soil Survey Area: TX469—Victoria County, Texas
  • 7.5 Minute USGS Quad: 28096-F7—Placedo, Texas

    • PEDON

  • Current Taxonomic Class: Fine, smectitic, hyperthermic Typic Haplusterts
  • Current Taxon Kind: series
  • 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 (Low2)
  • Taxonomic Class - Fine, smectitic Typic Hapluderts
  • Taxon Kind - series
  • Classificaton Date - 11/17/1999
  • 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: 11/17/1999 (actual site observation date)
  • Surface Cover Properties:
  • 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 % % % % % % % % % % % % %

    A

    Bss1

    Bss2

    Bss3

    Bkss1

    Bkss2

    Bkss3

    B'ss1

    B'ss2

    0

    21

    42

    63

    82

    113

    141

    155

    166

    21

    42

    63

    82

    113

    141

    155

    166

    197

    99TX469001B-1

    99TX469001B-2

    99TX469001B-3

    99TX469001B

    99TX469001B-5

    99TX469001B-6

    99TX469001B-7

    99TX469001B-8

    99TX469001B-9

    —

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    52.7

    53

    52.9

    53.4

    52.3

    57.1

    63.9

    68.5

    70.2

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    26.6

    26.5

    27

    26.4

    26.3

    26.9

    31.4

    29.3

    28.7

    18.8

    18.5

    18.6

    17.6

    18

    19.9

    28

    26.8

    27.7

    7.8

    8

    8.4

    8.8

    8.3

    7

    3.4

    2.5

    1

    20.7

    20.5

    20.1

    20.2

    21.4

    16

    4.7

    2.2

    1.1

    hydrometer

    hydrometer

    hydrometer

    hydrometer

    hydrometer

    hydrometer

    hydrometer

    hydrometer

    hydrometer

    0.3

    0.4

    0.3

    0.3

    0.9

    1

    —

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    —

    0.2

    0.5

    0.3

    0.4

    1.6

    0.6

    0.1

    0.1

    0.1

    0.8

    1

    0.8

    1

    1

    0.8

    0.2

    0.1

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    11

    9.9

    9.4

    9.6

    9.9

    6.6

    1.9

    0.9

    0.4

    8.4

    8.7

    9.3

    8.9

    8

    7

    2.5

    1.1

    0.6

    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

    c

    c

    c

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    7.3

    8.1

    8.3

    8.4

    8.4

    8.1

    8.1

    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

    A

    Bss1

    Bss2

    Bss3

    Bkss1

    Bkss2

    Bkss3

    B'ss1

    B'ss2

    0

    21

    42

    63

    82

    113

    141

    155

    166

    21

    42

    63

    82

    113

    141

    155

    166

    197

    99TX469001B-1

    99TX469001B-2

    99TX469001B-3

    99TX469001B

    99TX469001B-5

    99TX469001B-6

    99TX469001B-7

    99TX469001B-8

    99TX469001B-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 %

    A

    Bss1

    Bss2

    Bss3

    Bkss1

    Bkss2

    Bkss3

    B'ss1

    B'ss2

    0

    21

    42

    63

    82

    113

    141

    155

    166

    21

    42

    63

    82

    113

    141

    155

    166

    197

    99TX469001B-1

    99TX469001B-2

    99TX469001B-3

    99TX469001B

    99TX469001B-5

    99TX469001B-6

    99TX469001B-7

    99TX469001B-8

    99TX469001B-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

    —

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    11.9

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    A—0 to 21 centimeters (0.0 to 8.3 inches); black (10YR 2/1), black (10YR 2/1), moist; clay; moderate fine subangular blocky structure; very hard, very firm; 3.0 very fine and fine roots and 3.0 fine roots; 3.0 very fine tubular pores; 10 percent faint pressure faces; fragments; clear smooth boundary. Lab sample # 00P02655. common fine irregular pores; 1 percent fine black (10YR 2/1) iron-manganese masses; less than 1 percent snail shell fragments; less than 1 percent fine carbonate nodules.
    Bss1—21 to 42 centimeters (8.3 to 16.5 inches); black (10YR 2/1), black (10YR 2/1), moist; clay; moderate fine and medium subangular blocky structure; hard when dry, firm; 3.0 very fine and fine roots; 3.0 very fine tubular pores; fragments; gradual smooth boundary. Lab sample # 00P02656. 25 percent distinct slickensides tilted at 40 to 60 degrees from the horizontal; less than 1 percent fine black (10YR 2/1) iron-manganese masses; less than 1 percent snail shell fragments; less than 1 percent fine carbonate nodules.
    Bss2—42 to 63 centimeters (16.5 to 24.8 inches); black (10YR 2/1), black (10YR 2/1), moist; clay; moderate medium angular blocky structure; extremely hard, extremely firm*; 3.0 very fine and fine roots; 3.0 very fine tubular pores; fragments; gradual smooth boundary. Lab sample # 00P02657. 35 percent prominent black (10YR 2/1) slickensides tilted at 40 to 50 degrees from the horizontal; less than 1 percent fine black (10YR 2/1) iron-manganese masses; less than 1 percent snail shell fragments; few cracks 0.5 to 2.5 centimeters in width.
    Bss3—63 to 82 centimeters (24.8 to 32.3 inches); black (10YR 2/1), black (10YR 2/1), moist; clay; moderate medium angular blocky structure; extremely hard, extremely firm*; 3.0 very fine roots; 3.0 very fine tubular pores; fragments; gradual wavy boundary. Lab sample # 00P02658. 50 percent prominent black (10YR 2/1) slickensides tilted at 50 to 60 degrees from the horizontal; less than 1 percent fine black (10YR 2/1) iron-manganese masses; less than 1 percent fine carbonate nodules; few plant phytoliths; few cracks 0.5 to 2.5 centimeters in width.
    Bkss1—82 to 113 centimeters (32.3 to 44.5 inches); black (10YR 2/1), black (10YR 2/1), moist; clay; moderate medium angular blocky structure; very hard, very firm; 3.0 very fine roots; 3.0 very fine tubular pores; 1 percent fine carbonate nodules; fragments; clear wavy boundary. Lab sample # 00P02659. 50 percent prominent black (10YR 2/1) slickensides tilted at 50 to 60 degrees from the horizontal; less than 1 percent fine black (10YR 2/1) iron-manganese masses; less than 1 percent fine carbonate masses; few plant phytoliths.
    Bkss2—113 to 141 centimeters (44.5 to 55.5 inches); 90 percent very dark gray (10YR 3/1) and 10 percent grayish brown (2.5Y 5/2), 90 percent very dark gray (10YR 3/1) and 10 percent grayish brown (2.5Y 5/2), moist; clay; moderate medium and coarse angular blocky structure; very hard, very firm; 3.0 very fine roots in cracks; 3 percent fine carbonate nodules; fragments; slight effervescence; clear wavy boundary. Lab sample # 00P02660. 50 percent prominent very dark gray (10YR 3/1) slickensides tilted at 40 to 60 degrees from the horizontal; less than 1 percent fine black (10YR 2/1) iron-manganese masses; few plant phytoliths filled with calcium carbonate; common cracks 1 to 3 centimeters in width filled with black (10YR 2/1) clay.
    Bkss3—141 to 155 centimeters (55.5 to 61.0 inches);, 60 percent very dark gray (10YR 3/1) and 40 percent brownish yellow (10YR 6/6), moist; clay; moderate medium wedge parts to moderate medium and coarse angular blocky structure; hard when dry, firm; 3.0 very fine roots in cracks; 5 percent coarse carbonate masses and 2 percent fine carbonate nodules; fragments; strong effervescence; clear smooth boundary. Lab sample # 00P02661. 70 percent prominent dark gray (10YR 4/1) slickensides tilted at 40 to 50 degrees from the horizontal with 50 percent of the surfaces having a very dark gray (10YR 3/1) organic stain; 1 percent fine distinct reddish yellow (7.5YR 6/8) masses of oxidized iron in matrix with sharp boundaries; 5 percent fine faint brownish yellow (10YR 6/8) masses of oxidized iron in matrix with sharp boundaries; common cracks 0.5 to 1.0 centimeter in width with few cracks filled with very dark gray (10YR 3/1) clay.
    B'ss1—155 to 166 centimeters (61.0 to 65.4 inches);, brownish yellow (10YR 6/6), moist; clay; moderate medium wedge parts to strong medium and coarse angular blocky structure; very hard, very firm; 3.0 very fine roots in cracks; 3 percent coarse carbonate masses and 2 percent fine carbonate nodules; fragments; strong effervescence; clear wavy boundary. Lab sample # 00P02662. 70 percent prominent brownish yellow (10YR 6/6) slickensides tilted at 40 to 50 degrees from the horizontal with 50 percent of the surfaces having a dark gray (10YR 4/1) organic stain; 1 percent fine distinct reddish yellow (7.5YR 6/8) masses of oxidized iron matrix with sharp boundaries; common cracks 0.5 to 1.0 centimeter in width with few cracks filled with very dark gray (10YR 3/1) clay.
    B'ss2—166 to 197 centimeters (65.4 to 77.6 inches);, brownish yellow (10YR 6/6), moist; clay; strong medium and coarse wedge parts to strong medium and coarse angular blocky structure; hard when dry, firm; 3.0 very fine roots in cracks; fragments; strong effervescence; gradual wavy boundary. Lab sample # 00P02663. 20 percent faint dark gray (10YR 4/1) organic stains on upper surfaces of peds and 50 percent prominent brownish yellow (10YR 6/6) slickensides tilted at 40 to 60 degrees from the horizontal; 1 percent fine distinct reddish yellow (7.5YR 6/8) masses of oxidized iron in matrix with sharp boundaries; 2 percent fine distinct light brownish gray (10YR 6/2) iron depletions on surfaces of slickensides with sharp boundaries.
    B'ss3—197 to 203 centimeters (77.6 to 79.9 inches);, brownish yellow (10YR 6/6), moist; clay; strong medium and coarse wedge parts to strong medium and coarse angular blocky structure; very hard, very firm; 3.0 very fine roots in cracks; fragments; strong effervescence. Lab sample # 00P02664. 50 percent prominent brownish yellow (10YR 6/6) slickensides tilted at 30 to 40 degrees from the horizontal; 1 percent fine prominent black (10YR 2/1) iron-manganese masses on surfaces of slickensides with sharp boundaries; 1 percent fine and medium distinct strong brown (7.5YR 5/8) masses of oxidized iron in matrix with sharp boundaries; 5 percent fine and medium distinct light gray (10YR 7/2) iron depletions on surfaces of peds with clear boundaries.