IDENTIFIERS

  • Current Taxon Name (Soil Name): HALLETTSVILLE
  • OSD
  • Series Extent
  • User Site ID: S1982TX285001
  • User Pedon ID: 82TX285001
  • Vegetation Plot ID: S1982TX285001
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 82P0864
  • NCSS Pedon Lab Data NASIS Record ID - 51650
  • Print Date: 4/22/2025

    • 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: 29.3338890
  • Std. Longitude: -97.0505524
  • Datum: WGS84
  • Location Description: Lavaca County, Texas, from the intersection of US Highway 77 and US Highways 90A and 77A in Hallettsville, 11 miles west on US Highway 77A to Farm Road 531, 2.75 miles southeast on Farm Road 531 to a gravel road, .45 miles northeast on gravel road, then .1 miles southeast on gravel road and 200 feet southwest of road in rangeland
  • State: Texas
  • County: TX285—Lavaca
  • MLRA: 87A—Texas Claypan Area, Southern Part
  • Non-MLRA Soil Survey Area: TX285—Lavaca County, Texas

    • PEDON

  • Describers Name: Gaylon Lane and Harold Hyde
  • Current Taxonomic Class: Fine, montmorillonitic, thermic Udertic Paleustolls
  • Current Taxon Kind: series
  • Pedon Type: OSD pedon
  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 1
  • Correlated Information:
  • Soil Name - HALLETTSVILLE
  • PSC - 21 to 71 cm.
  • Classificaton Date - 2/1/2010
  • Moisture Class - ustic
  • Sampled As Information:
  • Soil Name - Hallettsville
  • Taxonomic Class - Fine, montmorillonitic, thermic Argiustoll
  • Taxon Kind - series
  • Classificaton Date - 6/1/1982
  • Moisture Class - ustic
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Drainage Class: moderately well
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 6/1/1982 (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
    • Vegetation Plot Plants
    Plant Symbol Scientific Name National Vernacular Name Plant Type Group Canopy Cover % Vegetation Stata Level

    BOUTE

    ILVO

    PAHI13

    QUST

    QUST

    QUVI

    QUVI

    Bouteloua

    Ilex vomitoria

    Paspalum hieronymi

    Quercus stellata

    Quercus stellata

    Quercus virginiana

    Quercus virginiana

    grama

    yaupon

    paspalum

    post oak

    post oak

    live oak

    live oak

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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

    2

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    75

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    A—0 to 21 centimeters (0.0 to 8.3 inches); very dark grayish brown (10YR 3/2), very dark brown (10YR 2/2), moist; sandy clay loam; moderate fine subangular blocky structure; hard when dry, friable; 3.0 fine and medium roots and 3.0 coarse roots; fragments; slightly acid, pH 6.3, unspecified; clear smooth boundary. Lab sample # 82P04420
    BT1—21 to 34 centimeters (8.3 to 13.4 inches); dark gray (10YR 4/1), very dark gray (10YR 3/1), moist; sandy clay; 1 percent faint mottles; very hard, firm; 3.0 fine and medium roots; fragments; slightly acid, pH 6.3, unspecified; clear smooth boundary. Lab sample # 82P04421
    BT2—34 to 66 centimeters (13.4 to 26.0 inches); grayish brown (2.5Y 5/2), dark grayish brown (2.5Y 4/2), moist; sandy clay; 3 percent yellowish brown (10YR 5/6) medium distinct mottles; moderate medium angular blocky structure; very hard, firm; 0.5 fine and medium roots; 1 percent fine black (10YR 2/1); fragments; slightly acid, pH 6.3, unspecified; gradual boundary. Lab sample # 82P04422
    BT3—66 to 90 centimeters (26.0 to 35.4 inches); grayish brown (2.5Y 5/2), dark grayish brown (2.5Y 4/2), moist; sandy clay; 1 percent light olive brown (2.5Y 5/4) fine faint mottles; strong medium angular blocky structure; very hard, firm; 0.5 fine and medium roots; 1 percent coarse carbonate concretions and 1 percent fine and medium ; fragments; slightly alkaline, pH 7.6, unspecified; gradual boundary. Lab sample # 82P04423
    BTK1—90 to 114 centimeters (35.4 to 44.9 inches); grayish brown (2.5Y 5/2), dark grayish brown (2.5Y 4/2), moist; sandy clay; moderate coarse angular blocky structure; very hard, firm; 0.5 fine and medium roots; 10 percent clay films on vertical faces of peds; 3 percent coarse carbonate concretions; fragments; moderately alkaline, pH 8.2, unspecified; clear wavy boundary. Lab sample # 82P04424
    BTK2—114 to 140 centimeters (44.9 to 55.1 inches); light brown (7.5YR 6/4), brown (7.5YR 5/4), moist; clay loam; 1 percent pale brown (10YR 6/3) coarse distinct and 1 percent red (2.5YR 4/8) fine distinct and 3 percent yellowish red (5YR 5/6) medium distinct and 3 percent light gray (2.5Y 7/2) coarse distinct mottles; moderate coarse angular blocky structure; very hard, firm; 3 percent coarse carbonate concretions and 1 percent fine black (10YR 2/1); fragments. Lab sample # 82P04425
    2BC1—140 to 164 centimeters (55.1 to 64.6 inches); very pale brown (10YR 8/2), light gray (10YR 7/2), moist; sandy clay loam; red (2.5YR 4/6) prominent and 3 percent brownish yellow (10YR 6/6) coarse distinct and 3 percent dark yellowish brown (10YR 4/4) coarse distinct mottles; medium angular blocky structure; very hard, firm; 1 percent fine noncoherent cemented white (10YR 8/1) barite crystals; fragments. Lab sample # 82P04426
    2BC2—164 to 192 centimeters (64.6 to 75.6 inches); very pale brown (10YR 8/2), light gray (10YR 7/2), moist; sandy clay loam; weak coarse angular blocky structure; very hard, firm; 10 percent clay films on faces of peds; 1 percent fine noncoherent cemented white (10YR 8/1) barite crystals; fragments. Lab sample # 82P04427
    2C—192 to 230 centimeters (75.6 to 90.6 inches); light yellowish brown (10YR 6/4), yellowish brown (10YR 5/4), moist; sandy clay loam; 3 percent very pale brown (10YR 7/4) coarse faint mottles; massive; very hard, very friable; 10 percent clay films on vertical faces of peds; 1 percent noncoherent cemented white (10YR 8/1) barite crystals and 1 percent medium black (10YR 2/1); fragments. Lab sample # 82P04428