IDENTIFIERS

  • Current Taxon Name (Soil Name): Pledger
  • OSD
  • Series Extent
  • User Site ID: S1998TX039003A
  • User Pedon ID: 98TX039003A
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 98P0581
  • NCSS Pedon Lab Data NASIS Record ID - 10851
  • Print Date: 12/4/2024

    • 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: 29.1188717
  • Std. Longitude: -95.7813568
  • Datum: WGS84
  • State: Texas
  • County: TX039—Brazoria
  • Non-MLRA Soil Survey Area: TX039—Brazoria County, Texas

    • PEDON

  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 3
  • Sampled As Information:
  • Soil Name - Pledger
  • Taxonomic Class - Fine, smectitic Typic Hapluderts
  • Classificaton Date - 8/6/1998
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 8/6/1998 (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

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    A—0 to 18 centimeters (0.0 to 7.1 inches); very dark gray (10YR 3/1) clay; moderate fine subangular blocky structure; extremely hard, extremely firm, very sticky, very plastic; 3.0 fine and medium roots; 21.0 very fine and fine pores; fragments; slight effervescence; slightly alkaline, pH 7.6, hellige-truog; clear smooth boundary. Lab sample # 98P03460. Few hard-pitted concretions of calcium carbonate 1 to 3 millimeters in diameter; few crayfish krotovinas; less than 1 percent fine prominent strong brown (7.5YR 5/6) iron concentrations with sharp boundaries lining pores.
    A/Bk—18 to 33 centimeters (7.1 to 13.0 inches); 85 percent brown (7.5YR 4/2) and 15 percent yellowish red (5YR 5/6) clay; moderate fine subangular blocky structure; extremely hard, extremely firm, very sticky, very plastic; 0.5 fine and medium roots; 21.0 very fine and fine pores; fragments; strong effervescence; slightly alkaline, pH 7.6, hellige-truog; clear wavy boundary. Lab sample # 98P03461. Three percent hard-pitted concentrations of calcium carbonate 1 to 3 millimeters in diameter; few crayfish krotovinas, less than 1 percent fine distinct strong brown (7.5YR 5/6) iron concentrations with sharp boundaries lining pores.
    Bk—33 to 55 centimeters (13.0 to 21.7 inches); brown (7.5YR 4/4) clay; moderate fine angular blocky structure; extremely hard, extremely firm, very sticky, very plastic; 0.5 medium roots and 0.5 fine roots; 21.0 very fine and 0.5 fine pores; 30 percent distinct pressure faces; fragments; strong effervescence; slightly alkaline, pH 7.6, hellige-truog; gradual wavy boundary. Lab sample # 98P03462. Three percent cracks 3 to 10 millimeters wide filled with black (10YR 2/1) clay from the A horizon; 3 percent hard-pitted concretions of calcium carbonate 1 to 4 millimeters in diameter; few crayfish krotovinas; less than 1 percent fine faint strong brown (7.5YR 5/6) iron concretions with sharp boundaries lining pores.
    Bkss1—55 to 102 centimeters (21.7 to 40.2 inches); brown (7.5YR 4/4) clay; moderate fine and medium angular blocky structure; extremely hard, extremely firm, very sticky, very plastic; 0.5 medium roots and 0.5 fine roots; 3.0 very fine and 0.5 fine pores; 75 percent distinct pressure faces; fragments; strong effervescence; moderately alkaline, pH 8.2, hellige-truog; gradual wavy boundary. Lab sample # 98P03463. Common prominent slickensides; common cracks 3 to 10 millimeters wide filled with black (10YR 2/1) clay from the A horizon; common wedge-shaped peds tilted at 50 to 60 degrees from horizontal; 3 percent hard-pitted concretions of calcium carbonate 1 to 4 millimeters in diameter; few crayfish krotovinas; 1 percent fine faint strong brown (7.5YR 5/6) iron concentrations with sharp boundaries lining pores.
    Bkss2—102 to 130 centimeters (40.2 to 51.2 inches); brown (7.5YR 4/3) clay; moderate medium angular blocky structure; extremely hard, extremely firm, very sticky, very plastic; 0.5 fine roots; 3.0 very fine and 0.5 fine pores; 75 percent distinct pressure faces; fragments; strong effervescence; moderately alkaline, pH 8.2, hellige-truog; gradual wavy boundary. Lab sample # 98P03464. Common cracks 3 to 10 millimeters wide filled with black (10YR 2/1) clay from the A horizon; common wedge-shaped peds tilted at 50 to 60 degrees from the horizontal; 3 percent hard-pitted concretions of calcium carbonate 1 to 4 millimeters in diameter; few crayfish krotovinas; 5 percent masses of red (2.5YR 4/6) clay 1 to 5 millimeters in diameter intruding from the C horizon; 1 percent fine distinct strong brown (7.5YR 5/6) iron concentrations with sharp boundaries on surfaces of peds;
    Bss—130 to 179 centimeters (51.2 to 70.5 inches); reddish brown (5YR 4/4) silty clay; weak medium angular blocky structure; extremely hard, extremely firm, very sticky, very plastic; 0.5 fine roots; 3.0 very fine and 0.5 fine pores; 75 percent distinct pressure faces; fragments; strong effervescence; slightly alkaline, pH 7.6, hellige-truog; gradual wavy boundary. Lab sample # 98P03465. Common prominent slickensides; common wedge-shaped peds tilted at 45 to 55 degrees from the horizontal; 1 percent hard-pitted concretions of calcium carbonate 1 to 5 millimeters in diameter; few crayfish krotovinas; 5 percent masses of red (2.5YR 4/6) clay 1 to 5 millimeters in diameter intruding from the C horizon; 1 percent fine distinct strong brown (7.5YR 5/6) iron concentrations with diffuse boundaries on surfaces of peds and lining pores; 1 percent fine and less that 1 percent medium gray (10YR 5/1) iron depletions on surfaces of peds and lining pores.
    BC1—179 to 185 centimeters (70.5 to 72.8 inches); red (2.5YR 4/6) clay; weak medium angular blocky structure; extremely hard, extremely firm, very sticky, very plastic; 0.5 fine roots; 3.0 very fine and 0.5 fine pores; 10 percent distinct pressure faces; fragments; strong effervescence; slightly alkaline, pH 7.6, hellige-truog; gradual smooth boundary. Lab sample # 98P03466. One percent hard-pitted concretions of calcium carbonate 1 to 5 millimeters in diameter; few crayfish krotovinas; 1 percent fine prominent strong brown (7.5YR 5/6) iron concentrations with diffuse boundaries on surfaces of peds and pore linings; 1 percent fine and medium prominent gray (10YR 5/1) iron depletions on surfaces of peds and pore linings.
    BC2—185 to 198 centimeters (72.8 to 78.0 inches); reddish brown (5YR 4/4) silty clay; weak medium angular blocky structure; extremely hard, extremely firm, very sticky, very plastic; 0.5 fine roots; 3.0 very fine and 0.5 fine pores; 10 percent distinct pressure faces; fragments; strong effervescence; slightly alkaline, pH 7.6, hellige-truog; gradual smooth boundary. Lab sample # 98P03467. One percent hard-pitted concretions of calcium carbonate 1 to 5 millimeters in diameter; few crayfish krotovinas; less than 1 percent fine weakly cemented iron-manganese nodules with diffuse boundaries; less than 1 percent fine distinct black (10YR 2/1) masses of manganese with diffuse boundaries lining pores; 1 percent fine and medium prominent gray (10YR 6/1)iron depletions on surfaces of peds and lining pores.
    BC3—198 to 220 centimeters (78.0 to 86.6 inches); red (2.5YR 4/6) silty clay; weak medium angular blocky structure; extremely hard, extremely firm, very sticky, very plastic; 0.5 fine roots; 3.0 very fine and 0.5 fine pores; 10 percent distinct pressure faces; fragments; strong effervescence; moderately alkaline, pH 8.2, hellige-truog; gradual smooth boundary. Lab sample # 98P03468. One percent hard-pitted concretions of calcium carbonate to 1 to 5 millimeters in diameter; few crayfish krotovinas; less than 1 percent fine weakly cemented iron-manganese nodules with diffuse boundaries; less than 1 percent fine distinct black (10YR 2/1) masses of manganese with diffuse boundaries lining pores; 1 percent fine and medium prominent gray (10YR 6/1) iron depletions on surfaces of peds and lining pores.
    C1—220 to 265 centimeters (86.6 to 104.3 inches); red (2.5YR 4/6) silty clay; massive; extremely hard, extremely firm, very sticky, very plastic; 3.0 very fine roots and 0.5 fine roots; fragments; strong effervescence; slightly alkaline, pH 7.6, hellige-truog; clear smooth boundary. Few fine threads of calcium carbonate as linings of pores; few crayfish krotovinas; less than 1 percent fine weakly cemented iron-manganese nodules with diffuse boundaries; 1 percent fine distinct black (10YR 2/1) masses of manganese with diffuse boundaries as linings of pores; 3 percent fine and few medium prominent brown (7.5YR 5/2) iron depletions on surfaces of matrix and lining pores.
    C2—265 to 304 centimeters (104.3 to 119.7 inches); yellowish red (5YR 4/6) silty clay; massive; extremely hard, extremely firm, very sticky, very plastic; 3.0 very fine and 0.5 fine pores; fragments; strong effervescence; slightly alkaline, pH 7.6, hellige-truog; clear smooth boundary. Less than 1 percent fine weakly cemented iron-manganese nodules with diffuse boundaries; less than 1 percent fine weakly cemented iron-manganese nodules with diffuse boundaries; less than 1 percent fine distinct black (10YR 2/1) masses of manganese with diffuse boundaries as lining pores; 3 percent fine and medium distinct brown (7.5YR 5/2) iron depletions in matrix and lining pores.
    2C3—304 to 345 centimeters (119.7 to 135.8 inches); brown (7.5YR 5/4) loam; massive; very hard, very sticky, very plastic; 3.0 very fine and 0.5 fine pores; fragments; strong effervescence; slightly alkaline, pH 7.6, hellige-truog; clear smooth boundary. Less than 1 percent fine weakly cemented iron-manganese nodules with diffuse boundaries; less than 1 percent fine distinct black (10YR 2/1) masses of manganese with diffuse boundaries as linings of pores; 5 percent fine and medium distinct light brownish gray (10YR 6/2) iron depletions in matrix and lining pores.
    2C4—345 to 365 centimeters (135.8 to 143.7 inches); brown (7.5YR 5/4) fine sandy loam; massive; slightly hard, friable, nonsticky, nonplastic; 3.0 very fine and 0.5 fine pores; fragments; strong effervescence; moderately alkaline, pH 8.2, hellige-truog.