IDENTIFIERS

  • Current Taxon Name (Soil Name): Buna
  • OSD
  • Series Extent
  • User Site ID: S07TX351-001
  • User Pedon ID: S07TX351-001
  • Lab Information:
  • Certified Lab Pedon Description - yes
  • Lab Source ID - KSSL
  • Lab Pedon # - 08N0165
  • NCSS Pedon Lab Data NASIS Record ID - 19542
  • Print Date: 1/11/2025

    • 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: 30.6268056
  • Std. Longitude: -93.8246944
  • Datum: WGS84
  • State: Texas
  • County: TX351—Newton
  • MLRA: 152B—Western Gulf Coast Flatwoods
  • Non-MLRA Soil Survey Area: TX611—Jasper and Newton Counties, Texas

    • PEDON

  • Describers Name: JKW
  • Current Taxonomic Class: Fine, mixed, semiactive, thermic Vertic Hapludults
  • Current Taxon Kind: series
  • Pedon Type: OSD pedon
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: NASIS
  • Correlated Information:
  • Soil Name - Buna
  • PSC - 25 to 75 cm.
  • Classificaton Date - 7/20/2011
  • Soil Taxonomic Edition - eleventh edition
  • Moisture Class - udic
  • Moisture Subclass - udic
  • Sampled As Information:
  • Soil Name - Buna
  • Classificaton Date - 5/29/2008
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no
  • Certification Status: certified
  • QC Status: level 1


    • SITE

  • Parent Material: loamy alluvium
  • Landscape: coastal plain
  • Landform: terrace
  • Geomorphic Component Terraces: riser
  • Slope Complexity: simple
  • Slope Shape Across: convex
  • Slope Shape Down: linear
  • Runoff: very high
  • Drainage Class: well
  • Flooding: none flooding
  • Ponding: none ponding
  • Geology: Alluvium formation.
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 5/29/2008 (entry creation date)
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - tree cover
  • Site Obs. Cover Kind 2 - conifers
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Current Weather - sunny
    • Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    ochric epipedon

    argillic horizon

    abrupt textural change

    endosaturation

    0—25

    25—203

    25—26

    161—203

    —25—

    —178—

    —26—

    —42—
    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

    7

    —

    —

    —

    —

    80

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Ap—0 to 12 centimeters (0.0 to 4.7 inches); dark grayish brown (10YR 4/2), grayish brown (10YR 5/2), dry; very fine sandy loam; weak fine granular structure; soft, very friable; 15.0 very fine roots and 3.0 medium roots and 10.0 fine roots; 10.0 medium interstitial and 10.0 coarse interstitial pores; fragments; noneffervescent; strongly acid, pH 5.3, pH meter; clear smooth boundary.; slightly moist when described;
    Ep—12 to 25 centimeters (4.7 to 9.8 inches); brown (7.5YR 5/4), light brown (7.5YR 6/4), dry; fine sandy loam; weak fine and medium granular structure; soft, very friable; 6.0 very fine roots and 1.0 medium roots and 3.0 fine roots and 1.0 coarse roots; 10.0 very fine tubular and 10.0 fine tubular pores; 1 percent medium spherical moderately coherent cemented yellowish brown (10YR 5/8) ironstone nodules; fragments; noneffervescent; strongly acid, pH 5.1, pH meter; abrupt wavy boundary.; slightly moist when described;
    Bt1—25 to 63 centimeters (9.8 to 24.8 inches); red (2.5YR 4/6), red (2.5YR 5/6), dry; clay; weak medium prismatic parts to moderate medium subangular blocky structure; very hard, very firm; 8.0 very fine roots and 1.0 medium roots and 4.0 fine roots and 1.0 coarse roots; 3.0 very fine tubular and 5.0 fine tubular pores; 30 percent distinct pressure faces on all faces of peds and 30 percent distinct red (2.5YR 4/6) clay films on all faces of peds; fragments; noneffervescent; very strongly acid, pH 5.0, pH meter; gradual wavy boundary.; slightly moist when described;
    Bt2—63 to 93 centimeters (24.8 to 36.6 inches); reddish brown (2.5YR 4/4), reddish brown (2.5YR 4/4), dry; clay; moderate medium subangular blocky structure; very hard, very firm; 6.0 very fine roots and 3.0 fine roots; 2.0 very fine tubular and 3.0 fine tubular pores; 15 percent distinct pressure faces on all faces of peds and 30 percent distinct red (2.5YR 4/6) clay films on all faces of peds; 30 percent fine and medium prominent brownish yellow (10YR 6/6) masses of oxidized iron with sharp boundaries infused into matrix along faces of peds; fragments; noneffervescent; very strongly acid, pH 4.9, pH meter; clear wavy boundary.; slightly moist when described;
    Bt3—93 to 112 centimeters (36.6 to 44.1 inches); reddish brown (2.5YR 4/4), reddish brown (2.5YR 5/4), dry; clay loam; weak coarse subangular blocky structure; very hard, firm; 2.0 very fine roots and 1.0 fine roots; 1.0 very fine tubular and 1.0 fine tubular pores; 30 percent distinct reddish brown (2.5YR 4/4) clay films on all faces of peds; 20 percent medium and coarse prominent masses of oxidized iron with sharp boundaries between peds and 30 percent medium and coarse prominent gray (10YR 6/1) iron depletions with sharp boundaries on faces of peds; fragments; noneffervescent; very strongly acid, pH 4.7, pH meter; clear wavy boundary.; slightly moist when described;
    Bt4—112 to 161 centimeters (44.1 to 63.4 inches); brownish yellow (10YR 6/6), yellow (10YR 7/6), dry; loam; weak coarse subangular blocky structure; hard, firm; 3.0 very fine roots and 2.0 fine roots; 1.0 very fine tubular and 1.0 fine tubular pores; 25 percent distinct brownish yellow (10YR 6/6) clay films on all faces of peds; 5 percent coarse prominent red (2.5YR 4/6) masses of oxidized iron with sharp boundaries between peds and 30 percent coarse prominent gray (10YR 6/1) iron depletions with sharp boundaries on faces of peds; fragments; 10 percent albic tongues (volume percent); noneffervescent; very strongly acid, pH 4.7, pH meter; clear irregular boundary.; slightly moist when described;
    Bt5—161 to 203 centimeters (63.4 to 79.9 inches); light gray (10YR 7/1), light gray (10YR 7/1), dry; loam; weak very coarse subangular blocky structure; slightly hard, friable; 1.0 very fine roots; 1.0 very fine tubular and 1.0 fine tubular pores; 30 percent distinct light gray (10YR 7/1) clay films on all faces of peds; 1 percent medium prominent yellowish brown (10YR 5/8) masses of oxidized iron with sharp boundaries in matrix and 10 percent medium prominent yellowish brown (10YR 5/6) masses of oxidized iron with sharp boundaries in matrix and 15 percent coarse prominent brown (7.5YR 4/3) masses of oxidized iron with sharp boundaries in matrix; fragments; 5 percent albic tongues (volume percent); noneffervescent; extremely acid, pH 4.4, pH meter.; slightly moist when described;