IDENTIFIERS

  • Current Taxon Name (Soil Name): Brazoria
  • OSD
  • Series Extent
  • User Site ID: S10TX6003681
  • User Pedon ID: S2010TX6003681
  • Vegetation Plot ID: S10TX6003681
  • Lab Information:
  • Certified Lab Pedon Description - yes
  • Lab Source ID - KSSL
  • Lab Pedon # - 11N0446
  • NCSS Pedon Lab Data NASIS Record ID - 58665
  • 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: 29.8254833
  • Std. Longitude: -96.0138611
  • Datum: WGS84
  • State: Texas
  • County: TX473—Waller
  • 7.5 Minute USGS Quad: 29096-G1—San Felipe, Texas

    • PEDON

  • Describers Name: Stacey Kloesel
  • Current Taxonomic Class: Very-fine, smectitic, hyperthermic Typic Hapluderts
  • Current Taxon Kind: series
  • Pedon Type: classifies to current taxon name, full description
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: PedonPC
  • Correlated Information:
  • Soil Name - Brazoria
  • PSC - 25 to 100 cm.
  • Classificaton Date - 10/27/2016
  • Soil Taxonomic Edition - twelfth edition
  • Moisture Class - udic
  • Moisture Subclass - typic
  • Sampled As Information:
  • Soil Name - Brazoria
  • Classificaton Date - 6/23/2011
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no
  • Certification Status: certified
  • QC Status: level 1
  • QA Status: level 1


    • SITE

  • Parent Material: strongly weathered, clayey alluvium derived from igneous, metamorphic and sedimentary rock
  • Landscape: relict meander belt
  • Landform: backswamp
  • Geomorphic Component Flats: talf
  • Slope Complexity: simple
  • Slope Shape Across: concave
  • Slope Shape Down: linear
  • Runoff: high
  • Drainage Class: moderately well
  • Flooding: occasional flooding
  • Ponding: none ponding
  • Geology: Beaumont formation.
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 6/23/2011 (actual site observation date)
  • Surface Water Kind: none observed
  • Microrelief Kind: microhigh
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - grass/herbaceous cover
  • Site Obs. Cover Kind 2 - pastureland, tame
  • 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

    EUMA8

    PANO2

    PRGLG

    ULAM

    Euphorbia marginata

    Paspalum notatum

    Prosopis glandulosa var. glandulosa

    Ulmus americana

    snow on the mountain

    bahiagrass

    honey mesquite

    American elm

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    Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    slickensides

    redox concentrations

    secondary carbonates

    gypsum accumulations

    redox depletions with chroma 2 or less

    15—200

    15—200

    36—200

    151—200

    151—200

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    —-

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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

    0.1

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    38

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    A—0 to 15 centimeters (0.0 to 5.9 inches); dark brown (7.5YR 3/2), dark reddish brown (5YR 3/3), dry; clay; moderate medium angular blocky structure; extremely hard, extremely firm; 6.0 very fine roots throughout and 1.0 medium roots throughout and 2.0 fine roots throughout; 2.0 very fine interstitial and 2.0 fine interstitial pores; fragments; noneffervescent, by hcl, 1n; clear wavy boundary. Lab sample # 11N02329; dry when described; observed in pit, small
    Bssb1—15 to 36 centimeters (5.9 to 14.2 inches); black (7.5YR 2.5/1), black (7.5YR 2.5/1), dry; clay; 5 percent reddish brown (5YR 5/4) extremely coarse prominent irregular and 30 percent dark reddish brown (5YR 3/3) very coarse distinct irregular mottles; moderate medium wedge parts to moderate medium angular blocky structure; extremely hard, extremely firm; 4.0 very fine roots throughout and 1.0 fine roots throughout; 3.0 very fine tubular pores; 20 percent distinct slickensides (pedogenic); fragments; noneffervescent, by hcl, 1n; gradual wavy boundary. Lab sample # 11N02330; dry when described; observed in pit, small
    Bssb2—36 to 64 centimeters (14.2 to 25.2 inches); black (10YR 2/1), black (10YR 2/1), dry; clay; 5 percent reddish brown (5YR 5/4) extremely coarse prominent irregular and 20 percent dark reddish brown (5YR 3/3) coarse prominent irregular mottles; moderate medium wedge parts to moderate medium angular blocky structure; extremely hard, extremely firm; 5.0 very fine roots in cracks and 1.0 fine roots in cracks; 2.0 very fine pores; 20 percent distinct slickensides (pedogenic); 1 percent medium reddish brown (5YR 5/4) carbonate masses; fragments; noneffervescent, by hcl, 1n; gradual broken boundary. Lab sample # 11N02331; dry when described; observed in pit, small
    Bssb3—64 to 94 centimeters (25.2 to 37.0 inches); very dark brown (7.5YR 2.5/2), very dark brown (7.5YR 2.5/2), dry; clay; 5 percent reddish brown (5YR 5/4) extremely coarse prominent irregular and 20 percent dark reddish brown (5YR 3/3) coarse prominent irregular mottles; strong medium wedge parts to strong medium angular blocky structure; extremely hard, extremely firm; 7.0 very fine roots in cracks; 2.0 very fine tubular pores; 30 percent distinct slickensides (pedogenic); 1 percent fine faint yellowish red (5YR 4/6) masses of oxidized iron with sharp boundaries in matrix and 1 percent fine faint spherical black (10YR 2/1) iron-manganese nodules with sharp boundaries in matrix; 1 percent fine reddish brown (5YR 5/4) carbonate masses; fragments; noneffervescent, by hcl, 1n; gradual broken boundary. Lab sample # 11N02332; dry when described; observed in pit, small
    Bssb4—94 to 132 centimeters (37.0 to 52.0 inches); very dark brown (7.5YR 2.5/2), very dark brown (7.5YR 2.5/2), dry; clay; strong medium wedge parts to strong medium angular blocky structure; extremely hard, extremely firm; 3.0 very fine roots in cracks; 1.0 very fine tubular pores; 30 percent prominent slickensides (pedogenic); 1 percent fine faint black (10YR 2/1) iron-manganese masses with sharp boundaries in matrix; 1 percent fine white (10YR 8/1) gypsum crystals, unspecified in matrix; fragments; noneffervescent, by hcl, 1n; gradual broken boundary.; dry when described; observed in pit, small
    Bssb5—132 to 151 centimeters (52.0 to 59.4 inches); very dark brown (10YR 2/2), very dark brown (10YR 2/2), dry; clay; strong coarse wedge parts to strong coarse angular blocky structure; extremely hard, extremely firm; 2.0 very fine roots in cracks; 1.0 very fine tubular pores; 50 percent prominent slickensides (pedogenic); 1 percent fine spherical moderately coherent cemented white (10YR 8/1) carbonate nodules on slickensides; fragments; noneffervescent, by hcl, 1n; gradual broken boundary. Lab sample # 11N02334; dry when described; observed in pit, small
    Bkssyb1—151 to 176 centimeters (59.4 to 69.3 inches); dark brown (7.5YR 3/2), dark reddish brown (5YR 3/2), dry; clay; strong very coarse wedge parts to strong very coarse angular blocky structure; extremely hard, extremely firm; 3.0 very fine roots in cracks; 3.0 very fine tubular pores; 50 percent prominent slickensides (pedogenic); 1 percent fine faint spherical black (10YR 2/1) iron-manganese nodules with sharp boundaries in matrix and 2 percent medium faint reddish gray (5YR 5/2) iron depletions with sharp boundaries in matrix; 1 percent fine very pale brown (10YR 8/2) gypsum crystals, unspecified in matrix and 1 percent medium spherical moderately coherent cemented white (10YR 8/1) carbonate nodules on slickensides and 1 percent medium white (10YR 8/1) carbonate masses in matrix; fragments; noneffervescent, by hcl, 1n; gradual broken boundary.; dry when described; observed in pit, small
    Bkssyb2—176 to 200 centimeters (69.3 to 78.7 inches); dark brown (7.5YR 3/4), dark reddish brown (5YR 3/4), dry; clay; strong very coarse wedge parts to strong very coarse angular blocky structure; extremely hard, extremely firm; 2.0 very fine roots in cracks; 4.0 very fine tubular pores; 50 percent prominent slickensides (geogenic); 1 percent fine distinct spherical black (10YR 2/1) iron-manganese nodules with sharp boundaries in matrix and 2 percent fine distinct reddish gray (5YR 5/2) iron depletions with sharp boundaries in matrix; 1 percent fine very pale brown (10YR 8/2) gypsum crystals, unspecified in matrix and 2 percent medium white (10YR 8/1) carbonate masses in matrix and 1 percent medium moderately coherent cemented white (10YR 8/1) carbonate nodules on slickensides; fragments; noneffervescent, by hcl, 1n.; dry when described; observed in pit, small