IDENTIFIERS

  • Current Taxon Name (Soil Name): Topo
  • OSD
  • Series Extent
  • User Site ID: S88TX261005
  • User Pedon ID: S88TX261005
  • User Site Association ID: Kenedy Foundation
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - TAMU
  • Lab Pedon # - S88TX261005
  • NCSS Pedon Lab Data NASIS Record ID - 45715
  • Print Date: 11/21/2024

    • 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: 26.9809723
  • Std. Longitude: -97.6656418
  • Datum: WGS84
  • Location Description: Kenedy County, Texas; from thw intersection of US HWY 77 and La Parra Avenue in Sarita; 15 miles south on U.S. Highway 77; 7.8 miles southeast on ranch road; 2.1 miles southeast and northeast on ranch road; 2.8 miles north on ranch road; 800 feet west of road. San Pedro Ranch, Texas USGS topographic quadrangle.
  • Map Unit: AnC—Arenisco very rarely flooded-Topo rarely flooded, frequently ponded complex, 0 to 5 percent slopes
  • Country: US—United States
  • State: Texas
  • County: TX261—Kenedy
  • MLRA: 150B—Gulf Coast Saline Prairies
  • Non-MLRA Soil Survey Area: TX613—Kenedy and Kleberg Counties, Texas
  • 7.5 Minute USGS Quad: 26097-H6—San Pedro Ranch, Texas

    • PEDON

  • Describers Name: tamu
  • Current Taxonomic Class: Coarse-loamy, mixed, semiactive, calcareous, hyperthermic Typic Halaquepts
  • Current Taxon Kind: series
  • Pedon Type: OSD pedon
  • Pedon Record Orgin: NASIS
  • Correlated Information:
  • Soil Name - Topo
  • PSC - 25 to 100 cm.
  • Classificaton Date - 6/1/2012
  • Soil Taxonomic Edition - eleventh edition
  • Sampled As Information:
  • Soil Name - Topo
  • Classificaton Date - 1/6/1988
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: Eolian Deposits over loamy sediments
  • Runoff: low
  • Drainage Class: poorly
  • Geology: Sandsheet Prairie formation.
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 1/6/1988 (actual site observation date)
  • Air Photo ID: 37A
  • 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 % % % % % % % % % % % % %

    Anz1

    Anz2

    Bknz1

    Bknz2

    Bknz3

    2Bnzg1

    2Bnzg2

    0

    13

    25

    73

    98

    127

    154

    13

    25

    73

    98

    127

    154

    172

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    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

    Anz1

    Anz2

    Bknz1

    Bknz2

    Bknz3

    2Bnzg1

    2Bnzg2

    0

    13

    25

    73

    98

    127

    154

    13

    25

    73

    98

    127

    154

    172

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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 %

    Anz1

    Anz2

    Bknz1

    Bknz2

    Bknz3

    2Bnzg1

    2Bnzg2

    0

    13

    25

    73

    98

    127

    154

    13

    25

    73

    98

    127

    154

    172

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    39

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    52

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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

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    Anz1—0 to 13 centimeters (0.0 to 5.1 inches); dark grayish brown (2.5Y 4/2), grayish brown (2.5Y 5/2), dry; fine sandy loam; moderate fine subangular blocky structure; slightly hard, friable; 3.0 medium roots and 15.0 fine roots and 2.0 coarse roots; 2.0 medium and 2.0 fine pores; fragments; strong effervescence; strongly alkaline, pH 9.0; gradual smooth boundary. Lab sample # TAMU3355
    Anz2—13 to 25 centimeters (5.1 to 9.8 inches); grayish brown (2.5Y 5/2), light brownish gray (2.5Y 6/2), dry; fine sandy loam; moderate medium subangular blocky structure; slightly hard, friable; 15.0 medium roots and 5.0 fine roots; 2.0 medium and 2.0 fine pores; fragments; strong effervescence; very strongly alkaline, pH 9.1; clear smooth boundary. Lab sample # TAMU3356
    Bknz1—25 to 73 centimeters (9.8 to 28.7 inches); light gray (2.5Y 7/2), pale yellow (2.5Y 8/2), dry; fine sandy loam; weak coarse prismatic parts to moderate medium subangular blocky structure; slightly hard, friable; 3.0 medium roots and 5.0 fine roots; 3.0 medium and 3.0 fine pores; 2 percent fine faint light brownish gray (2.5Y 6/2) iron depletions; 2 percent carbonate masses; fragments; 10 percent krotovinas (volume percent); strong effervescence; very strongly alkaline, pH 9.5; gradual smooth boundary. Lab sample # TAMU3357
    Bknz2—73 to 98 centimeters (28.7 to 38.6 inches); light olive gray (5Y 6/2), light gray (5Y 7/2), dry; loamy fine sand; weak coarse prismatic parts to moderate medium subangular blocky structure; slightly hard, friable; 3.0 medium roots and 5.0 fine roots; 3.0 medium and 3.0 fine pores; 2 percent fine faint light brownish gray (2.5Y 6/2) iron depletions; 2 percent carbonate masses; fragments; 15 percent krotovinas (volume percent); strong effervescence; very strongly alkaline, pH 9.3; gradual smooth boundary. Lab sample # TAMU3358
    Bknz3—98 to 127 centimeters (38.6 to 50.0 inches); light olive gray (5Y 6/2), light gray (5Y 7/2), dry; fine sandy loam; weak coarse prismatic parts to moderate medium subangular blocky structure; slightly hard, friable; 3.0 medium roots and 5.0 fine roots; 2.0 fine pores; 5 percent medium faint greenish gray (10Y 6/1) iron depletions; 2 percent shell fragments and 2 percent carbonate masses and 2 percent spherical carbonate nodules; fragments; 15 percent krotovinas (volume percent); noneffervescent; strongly alkaline, pH 8.8; gradual smooth boundary. Lab sample # TAMU3359
    2Bnzg1—127 to 154 centimeters (50.0 to 60.6 inches); greenish gray (5GY 5/1), greenish gray (5GY 6/1), dry; fine sandy loam; weak coarse prismatic parts to weak medium subangular blocky structure; slightly hard, friable; 1.0 medium roots and 3.0 fine roots; 2.0 fine pores; 5 percent medium prominent light olive brown (2.5Y 5/3) masses of oxidized iron and 5 percent coarse faint dark greenish gray (10GY 4/1) iron depletions; fragments; 15 percent krotovinas (volume percent); noneffervescent; strongly alkaline, pH 8.7; gradual smooth boundary. Lab sample # TAMU3360
    2Bnzg2—154 to 172 centimeters (60.6 to 67.7 inches); greenish gray (5GY 5/1), greenish gray (5GY 6/1), dry; loamy fine sand; weak coarse prismatic parts to weak medium subangular blocky structure; slightly hard, friable; 1.0 medium roots and 3.0 fine roots; 2.0 fine pores; 5 percent coarse faint dark greenish gray (10GY 4/1) iron depletions and 5 percent coarse prominent light olive brown (2.5Y 5/6) masses of oxidized iron; fragments; 15 percent krotovinas (volume percent); noneffervescent; strongly alkaline, pH 8.8; clear smooth boundary. Lab sample # TAMU3361
    3Bknzg—172 to 203 centimeters (67.7 to 79.9 inches); light olive gray (5Y 6/2), light gray (5Y 7/2), dry; loamy fine sand; weak coarse prismatic parts to weak medium subangular blocky structure; hard, friable; 1.0 fine pores; 1 percent medium faint greenish gray (10GY 6/1) iron depletions and 2 percent fine faint greenish gray (10GY 6/1) iron depletions; fragments; 10 percent krotovinas (volume percent); strong effervescence; strongly alkaline, pH 8.6.