IDENTIFIERS

  • Current Taxon Name (Soil Name): Levac
  • OSD
  • Series Extent
  • User Site ID: S2012TX2911020
  • User Pedon ID: S2012TX2911020
  • Lab Information:
  • Certified Lab Pedon Description - yes
  • Lab Source ID - KSSL
  • Lab Pedon # - 12N7964
  • NCSS Pedon Lab Data NASIS Record ID - 72967
  • Print Date: 11/27/2024

    • 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: 29.9633889
  • Std. Longitude: -94.4850056
  • Datum: WGS84
  • State: Texas
  • County: TX291—Liberty
  • MLRA: 150A—Gulf Coast Prairies
  • Non-MLRA Soil Survey Area: TX291—Liberty County, Texas
  • 7.5 Minute USGS Quad: 29094-H4—Winnie NW, Texas

    • PEDON

  • Describers Name: Jon Wiedenfeld
  • Current Taxonomic Class: Fine, hyperthermic Oxyaquic Vertic Hapludalfs
  • Current Taxon Kind: series
  • Pedon Type: within range of map unit
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: PedonPC
  • Correlated Information:
  • Soil Name - Levac
  • PSC - 10 to 60 cm.
  • Classificaton Date - 4/15/2014
  • Soil Taxonomic Edition - eleventh edition
  • Moisture Subclass - oxyaquic
  • Sampled As Information:
  • Soil Name - Levac
  • Taxonomic Class - Fine, smectitic, hyperthermic Oxyaquic Vertic Hapludalfs
  • PSC - 10 to 60 cm.
  • Classificaton Date - 5/7/2012
  • Soil Taxonomic Edition - eleventh edition
  • Moisture Class - udic
  • Moisture SUBClass - oxyaquic
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no
  • Certification Status: certified
  • QC Status: level 1


    • SITE

  • Parent Material: moderately weathered, loamy fluviomarine deposits derived from igneous, metamorphic and sedimentary rock
  • Landscape: relict meander belt on flat coastal plain
  • Anthropogenic Feature: leveled land
  • Geomorphic Component Flats: talf
  • Slope Complexity: simple
  • Slope Shape Across: linear
  • Slope Shape Down: linear
  • Runoff: negligible
  • Drainage Class: somewhat poorly
  • Flooding: none flooding
  • Ponding: none ponding
  • Geology: Beaumont formation.
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 5/7/2012 (actual site observation date)
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - grass/herbaceous cover
  • Site Obs. Cover Kind 2 - other grass/herbaceous cover
  • 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

    slickensides

    secondary carbonates

    endosaturation

    0—10

    10—203

    25—203

    54—203

    129—203

    —-

    —-

    —-

    —-

    —-
    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

    0.2

    —

    —

    13.5

    —

    130

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Ap—0 to 10 centimeters (0.0 to 3.9 inches); brown (10YR 5/3), pale brown (10YR 6/3), dry; loam; massive; very hard, firm; 3.0 very fine roots and 1.0 fine roots; 1.0 very fine tubular pores; 3 percent fine distinct yellowish brown (10YR 5/6), moist, masses of oxidized iron with clear boundaries lining pores; fragments; noneffervescent; clear wavy boundary.; observed in pit, small
    Bt—10 to 25 centimeters (3.9 to 9.8 inches); light yellowish brown (2.5Y 6/3) clay loam; moderate medium angular blocky structure; very firm; 2.0 very fine roots throughout and 3.0 fine roots throughout; 2.0 very fine tubular and 2.0 fine tubular pores; 8 percent distinct pale brown (10YR 6/3), moist, sand coats on vertical faces of peds and 20 percent distinct grayish brown (2.5Y 5/2), moist, clay films on all faces of peds; 3 percent medium faint grayish brown (2.5Y 5/2), moist, iron depletions with clear boundaries in matrix surrounding redox concentrations and 8 percent medium distinct yellowish brown (10YR 5/6), moist, masses of oxidized iron with clear boundaries in matrix; fragments; 2 percent krotovinas (volume percent); noneffervescent; clear wavy boundary.; observed in pit, small
    Btss—25 to 54 centimeters (9.8 to 21.3 inches); grayish brown (10YR 5/2) clay loam; weak coarse wedge parts to moderate medium angular blocky structure; very firm; 3.0 very fine roots throughout and 2.0 fine roots throughout; 2.0 very fine tubular and 2.0 fine tubular pores; 2 percent faint pale brown (10YR 6/3), moist, sand coats on vertical faces of peds and 5 percent faint gray (10YR 5/1), moist, slickensides (pedogenic) and 20 percent distinct light brownish gray (10YR 6/2), moist, clay films on vertical faces of peds; 10 percent fine prominent yellow (2.5Y 7/6), moist, masses of oxidized iron with sharp boundaries in matrix and 15 percent fine prominent brownish yellow (10YR 6/8), moist, masses of oxidized iron with clear boundaries in matrix; fragments; 1 percent krotovinas (volume percent); noneffervescent; gradual wavy boundary.; observed in pit, small
    Btkss1—54 to 74 centimeters (21.3 to 29.1 inches); 50 percent grayish brown (2.5Y 5/2) and 40 percent dark gray (2.5Y 4/1) silty clay loam; weak coarse wedge parts to moderate medium angular blocky structure; very firm; 1.0 very fine roots throughout and 1.0 fine roots throughout; 2.0 very fine tubular and 1.0 fine tubular pores; 5 percent faint gray (2.5Y 6/1), moist, slickensides (pedogenic) and 20 percent distinct gray (2.5Y 5/1), moist, clay films on all faces of peds; 1 percent fine distinct dark gray (10YR 4/1), moist, iron-manganese masses with sharp boundaries in matrix and 5 percent medium prominent gray (10YR 6/1), moist, iron depletions with diffuse boundaries in matrix surrounding redox concentrations and 8 percent medium distinct yellowish brown (10YR 5/6), moist, masses of oxidized iron with clear boundaries in matrix and 20 percent coarse prominent yellow (2.5Y 7/6), moist, masses of oxidized iron with diffuse boundaries in matrix; 1 percent fine white (10YR 9/1), moist, carbonate nodules and 1 percent medium white (10YR 9/1), moist, carbonate nodules; fragments; 1 percent krotovinas (volume percent); noneffervescent; gradual wavy boundary.; observed in pit, small
    Btkss2—74 to 129 centimeters (29.1 to 50.8 inches); grayish brown (2.5Y 5/2) silty clay loam; moderate coarse wedge parts to moderate coarse angular blocky structure; very firm; 1.0 very fine roots throughout; 2.0 very fine tubular and 1.0 fine tubular pores; 10 percent distinct gray (2.5Y 6/1), moist, clay films on all faces of peds and 10 percent distinct gray (2.5Y 6/1), moist, slickensides (pedogenic); 1 percent fine distinct dark gray (10YR 4/1), moist, iron-manganese masses with sharp boundaries in matrix and 5 percent medium prominent yellowish brown (10YR 5/8), moist, masses of oxidized iron with sharp boundaries lining pores and 10 percent medium prominent olive yellow (2.5Y 6/8), moist, masses of oxidized iron with clear boundaries in matrix surrounding redox concentrations and 10 percent medium distinct gray (10YR 6/1), moist, iron depletions with diffuse boundaries in matrix surrounding redox concentrations and 25 percent coarse distinct light yellowish brown (2.5Y 6/4), moist, masses of oxidized iron with clear boundaries in matrix; 1 percent fine white (10YR 9/1), moist, carbonate masses and 2 percent medium white (10YR 9/1), moist, carbonate nodules; fragments; 1 percent krotovinas (volume percent); noneffervescent; gradual wavy boundary.; observed in pit, small
    Btkssg1—129 to 158 centimeters (50.8 to 62.2 inches); light brownish gray (2.5Y 6/2) silty clay; moderate coarse wedge parts to moderate coarse angular blocky structure; very firm; 1.0 very fine roots throughout; 1.0 very fine tubular pores; 10 percent faint gray (2.5Y 6/1), moist, clay films on all faces of peds and 15 percent distinct N 7/1 (N 7/1), moist, slickensides (pedogenic); 5 percent medium prominent olive yellow (2.5Y 6/8), moist, masses of oxidized iron with clear boundaries in matrix and 5 percent medium distinct gray (N 6/0), moist, iron depletions with diffuse boundaries lining pores and 30 percent coarse distinct light yellowish brown (2.5Y 6/4), moist, masses of oxidized iron with clear boundaries in matrix; 3 percent coarse white (10YR 9/1), moist, carbonate nodules and 2 percent fine white (10YR 9/1), moist, carbonate nodules and 5 percent medium white (10YR 9/1) carbonate nodules; fragments; noneffervescent; gradual wavy boundary.; observed in pit, small
    Btkssg2—158 to 203 centimeters (62.2 to 79.9 inches); gray (2.5Y 6/1) clay loam; strong coarse wedge parts to moderate coarse angular blocky structure; very firm; 1.0 very fine roots throughout; 1.0 very fine tubular pores; 10 percent distinct gray (2.5Y 6/1), moist, slickensides (pedogenic) and 15 percent distinct gray (2.5Y 6/1), moist, clay films on all faces of peds; 1 percent fine prominent strong brown (7.5YR 5/6), moist, masses of oxidized iron with sharp boundaries lining pores and 2 percent fine distinct light greenish gray (10Y 7/1), moist, iron depletions with diffuse boundaries lining pores and 5 percent medium prominent black (10YR 2/1), moist, iron-manganese masses with sharp boundaries in matrix and 20 percent medium prominent brownish yellow (10YR 6/6), moist, masses of oxidized iron with diffuse boundaries in matrix; 3 percent coarse white (10YR 9/1), moist, carbonate nodules in matrix and 1 percent fine white (10YR 9/1), moist, carbonate nodules in matrix and 3 percent medium white (10YR 9/1), moist, carbonate nodules in matrix; fragments; noneffervescent.; observed in pit, small