IDENTIFIERS

  • Current Taxon Name (Soil Name): Laewest
  • OSD
  • Series Extent
  • User Site ID: S1999TX239001A
  • User Pedon ID: 99TX239001A
  • Lab Information:
  • Certified Lab Pedon Description - yes
  • Lab Source ID - SSL
  • Lab Pedon # - 00P0389
  • NCSS Pedon Lab Data NASIS Record ID - 11902
  • User Project ID: 9-ROS-SDJR-FY16
  • Project Name: SDJR - MLRA 150A - Laewest 0 to 1
  • Print Date: 11/23/2024

    • 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: 28.8798889
  • 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 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 (High)
  • Taxonomic Class - Fine, smectitic Chromic Haplusterts
  • Classificaton Date - 11/18/1999
  • Moisture Class - ustic
  • 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:
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
    • 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

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    A—0 to 10 centimeters (0.0 to 3.9 inches); 70 percent very dark gray (10YR 3/1) and 30 percent dark gray (10YR 4/1) clay; weak fine and medium subangular blocky structure; very hard, firm; 3.0 medium roots between peds; 3.0 fine interstitial pores; 2 percent fine and medium carbonate nodules; fragments; gradual smooth boundary. Lab sample # 00P02686. common very fine and fine roots on surfaces of slickensides; 2 percent fine and faint very dark brown (10YR 2/2) iron-manganese nodules with sharp boundaries.
    Ak—10 to 26 centimeters (3.9 to 10.2 inches); 70 percent dark gray (2.5Y 4/1) and 20 percent gray (2.5Y 5/1) and 10 percent light brownish gray (2.5Y 6/2) clay; weak medium and coarse angular blocky structure; very hard, firm; 3.0 very fine and fine interstitial and tubular pores; 3 percent medium carbonate nodules; fragments; very slight effervescence; gradual wavy boundary. Lab sample # 00P02687. Common very fine roots on surfaces of slickensides; 10 percent faint slickensides; 2 percent fine faint very dark brown (10YR 2/2) iron-manganese nodules with sharp boundaries; 8 percent medium and coarse carbonate masses with few having nodules in the center.
    Bkss1—26 to 58 centimeters (10.2 to 22.8 inches); 85 percent dark gray (2.5Y 4/1) and 15 percent light yellowish brown (2.5Y 6/3) clay; moderate coarse wedge parts to moderate medium angular blocky structure; very hard, firm; 3.0 medium roots; 0.5 very fine tubular pores; fragments; very slight effervescence; clear wavy boundary. Lab sample # 00P02688. common very fine roots on surface of slickensides; 40 percent distinct slickensides tilted at 30 to 40 degrees from the horizontal; 1 percent fine faint very dark brown (10YR 2/2) iron-manganese nodules with sharp boundaries; 10 percent medium and coarse carbonate masses and nodules in centers of carbonate masses in light olive brown matrix.
    Bkss2—58 to 90 centimeters (22.8 to 35.4 inches); 55 percent dark grayish brown (2.5Y 4/2) and 30 percent gray (2.5Y 5/1) and 15 percent olive yellow (2.5Y 6/6) silty clay; moderate fine and medium wedge parts to moderate fine angular blocky structure; very hard, very firm; 0.5 very fine tubular pores; 5 percent medium and coarse carbonate masses; fragments; slight effervescence; gradual wavy boundary. Lab sample # 00P02689. 50 percent distinct slickensides tilted at 40 to 50 degrees from the horizontal with few slickensides tilted at 60 to 70 degrees from the horizontal at interface between the microhigh and microlow; 1 percent fine faint very dark brown (10YR 2/2) iron-manganese nodules with sharp boundaries; 10 percent medium and coarse carbonate nodules with few in the center of carbonate masses; few crawfish krotovinas.
    Bkss3—90 to 120 centimeters (35.4 to 47.2 inches); 70 percent light yellowish brown (2.5Y 6/4) and 25 percent yellow (10YR 7/6) silty clay; moderate coarse wedge parts to moderate fine and medium angular blocky structure; very hard, very firm; 0.5 very fine tubular pores; 1 percent fine and medium carbonate masses and 2 percent medium and coarse carbonate nodules; fragments; strong effervescence; gradual wavy boundary. Lab sample # 00P02690. common very fine roots on surfaces of slickensides; 55 percent prominent slickensides tilted at 40 to 50 degrees from the horizontal with few slickensides tilted at 60 to 70 degrees from the horizontal at interface between the microhigh and microlow; 1 percent fine and medium faint very dark brown (1-YR 2/2) iron-manganese nodules with sharp boundaries; common cracks 1 to 2 centimeters wide filled with black (2.5Y 2/1) clay.
    Bkss4—120 to 145 centimeters (47.2 to 57.1 inches); 80 percent light yellowish brown (2.5Y 6/3) and 15 percent yellow (10YR 7/8) silty clay; moderate coarse wedge parts to moderate fine and medium angular blocky structure; very hard, very firm; 0.5 very fine tubular pores; 1 percent fine and medium carbonate masses; fragments; strong effervescence; gradual wavy boundary. Lab sample # 00P02691. common very fine roots on surfaces of slickensides; 50 percent distinct slickensides tilted at 45 to 75 degrees from the horizontal with few slickensides tilted at 60 to 70 degrees from the horizontal at interface between the microhigh and microlow; 3 percent fine and medium distinct very dark brown (10YR 2/2) iron-manganese nodules with sharp boundaries; less than 1 percent medium and coarse carbonate nodules; common cracks 1 to 2 centimeters wide filled with black (2.5Y 2/1) clay.
    Bkss5—145 to 165 centimeters (57.1 to 65.0 inches); 50 percent light brownish gray (2.5Y 6/2) and 50 percent strong brown (7.5YR 5/6) silty clay; moderate coarse wedge parts to moderate medium and coarse angular blocky structure; very hard, very firm; 0.5 very fine tubular pores; 1 percent fine and medium carbonate masses and 3 percent medium and coarse carbonate nodules; fragments; strong effervescence; gradual wavy boundary. Lab sample # 00P02692. common very fine and fine roots on surfaces of slickensides; 45 percent distinct slickensides tilted at 25 to 30 degrees from the horizontal with few slickensides tilted at 55 degrees from the horizontal at interface between the microhigh and microlow; 1 percent fine iron-manganese masses lining root pores; 1 percent fine distinct very dark brown (10YR 2/2) iron-manganese nodules with sharp boundaries; few cracks 1 to 2 centimeters wide filled with black (2.5Y 2/1) clay.
    Bkss6—165 to 208 centimeters (65.0 to 81.9 inches); 55 percent yellow (10YR 7/8) and 45 percent strong brown (7.5YR 4/6) silty clay; moderate coarse wedge parts to moderate medium and coarse angular blocky structure; very hard, very firm; 3.0 very fine roots between peds; 1 percent fine and medium carbonate masses and 1 percent medium and coarse carbonate nodules; fragments; strong effervescence; gradual wavy boundary. Lab sample # 00P02693. 35 percent distinct slickensides tilted at 25 to 30 degrees from the horizontal; 1 percent fine distinct very dark brown (10YR 2/2) iron-manganese nodules with sharp boundaries; 2 percent fine and medium distinct black (7.5YR 2/1) manganese masses on surfaces of peds with sharp boundaries; 10 percent coarse prominent light gray (2.5Y 7/1) iron depletions in matrix with sharp boundaries.
    Bss—208 to 235 centimeters (81.9 to 92.5 inches); 45 percent light gray (2.5Y 7/1) and 55 percent strong brown (7.5YR 5/8) silty clay; moderate coarse wedge parts to weak fine and medium angular blocky structure; very hard, very firm; 3.0 very fine roots between peds; 1 percent fine and medium carbonate nodules; fragments; strong effervescence; clear smooth boundary. Lab sample # 00P02694. 25 percent distinct slickensides and 50 percent prominent pressure faces; 1 percent fine distinct very dark brown (10YR 2/2) iron-manganese nodules with sharp boundaries and 2 percent fine and medium distinct black (7.5YR 2/1) manganese masses with sharp boundaries; 35 percent coarse prominent light gray (2.5Y 7/1) iron depletions with sharp boundaries.
    BC1—235 to 270 centimeters (92.5 to 106.3 inches); 50 percent light gray (2.5Y 7/1) and 35 percent strong brown (7.5YR 5/8) and 15 percent light yellowish brown (10YR 6/4) silty clay; weak coarse angular blocky structure; very hard, very firm; 3.0 very fine roots; 20 percent faint pressure faces; fragments; strong effervescence; gradual smooth boundary. Lab sample # 00P02695. 1 percent fine and medium distinct very dark brown (10YR 2/2) iron-manganese with sharp boundaries.
    BC2—270 to 300 centimeters (106.3 to 118.1 inches); 45 percent light gray (2.5Y 7/1) and 40 percent strong brown (7.5YR 5/8) and 15 percent light yellowish brown (10YR 6/4) silty clay; weak coarse angular blocky structure; very hard, very firm; fragments; violent effervescence.