IDENTIFIERS

  • Current Taxon Name (Soil Name): Ligon
  • OSD
  • Series Extent
  • User Site ID: S1986TX299004
  • User Pedon ID: 86TX299004
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 86P0297
  • Print Date: 11/12/2024

    • 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: 30.6816667
  • Std. Longitude: -98.8583333
  • Datum: WGS84
  • Location Description: From TX-16 & FM-2323 18.7 km SW on 2323, 4.8 km N on County Rd, 2.1 km N on ranch road, 18.3 meters W in rangeland.
  • State: Texas
  • County: TX299—Llano
  • MLRA: 82—Texas Central Basin

    • PEDON

  • Describers Name: Coburn,Finnell,Lane,Williams,Berdanier, Allison
  • Current Taxonomic Class: Fine, mixed, thermic Typic Rhodustalfs
  • Current Taxon Kind: series
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from SSL-CMS data
  • Pedon #: 4
  • Correlated Information:
  • Soil Name - Ligon
  • PSC - 8 to 45 cm.
  • Classificaton Date - 7/11/2007
  • Moisture Class - ustic
  • Sampled As Information:
  • Soil Name - Ligon
  • Taxonomic Class - Loamy, mixed, thermic Udic Rhodustalf
  • Taxon Kind - series
  • Classificaton Date - 3/1/1986
  • Moisture Class - ustic
  • Moisture SUBClass - udic
  • Dynamic Soil Properties:
  • Erosion Class - 0
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: residuum weathered from gneiss and/or residuum weathered from schist
  • Landscape: hills
  • Landform: hillside or mountainside
  • Geomorphic Component Hills: side slope
  • Hill Slope Profile: footslope
  • Slope Shape Down: convex
  • Runoff: medium
  • Drainage Class: well
  • Surface Fragments: 0.05 percent
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 3/1/1986 (actual site observation date)
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - grass/herbaceous cover
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Site Erosion Accelerated: water erosion
    • Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    ochric epipedon

    argillic horizon

    0—8

    8—45

    —-

    —-
    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

    —

    —

    375

    —

    0

    66

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    415272

    —
    1A—0 to 8 centimeters (0.0 to 3.1 inches); reddish brown (5YR 4/4) interior, dark reddish brown (5YR 3/4) interior, moist; loam; weak fine subangular blocky, and moderate very fine granular structure; hard, friable; 5.5 very fine roots throughout and 5.5 fine roots throughout; 10 percent by volume 2-39-75 millimeter metamorphic, unspecified fragments; slightly acid, pH 6.3, hellige-truog; abrupt smooth boundary. Lab sample # 86P01749. many fine roots throughout; many very fine roots throughout
    1Bt1—8 to 17 centimeters (3.1 to 6.7 inches); reddish brown (2.5YR 4/4) interior, dark reddish brown (2.5YR 3/4) interior, moist; clay loam; moderate fine subangular blocky structure; very hard, firm; 0.5 medium roots between peds and 2.5 fine roots between peds; 15 percent dark reddish brown (2.5YR 3/4) clay films on faces of peds; 15 percent by volume 75-162-250 millimeter metamorphic, unspecified fragments; slightly acid, pH 6.3, hellige-truog; clear smooth boundary. Lab sample # 86P01750. few clay films surface features on faces of peds; common fine roots between peds; few medium roots between peds; patchy - phpvsfiid 220192; patchy - phpvsfiid 220192
    1Bt2—17 to 45 centimeters (6.7 to 17.7 inches); red (2.5YR 4/6) interior, dark red (2.5YR 3/6) interior, moist; clay loam; weak medium prismatic, and moderate medium subangular blocky structure; very hard, firm; 0.5 very fine roots throughout and 0.5 fine roots between peds; 37 percent dark red (2.5YR 3/6) clay films on faces of peds; fragments; neutral, pH 7.0, hellige-truog; gradual smooth boundary. Lab sample # 86P01751. common clay films surface features on faces of peds; few fine roots between peds; few very fine roots throughout; discontinuous - phpvsfiid 220193; discontinuous - phpvsfiid 220193
    1C—45 to 58 centimeters (17.7 to 22.8 inches); red (2.5YR 4/6) interior and reddish brown (5YR 4/4) interior, dark red (2.5YR 3/6) interior and dark reddish brown (5YR 3/4) interior, moist; clay loam; weak medium prismatic, and weak medium subangular blocky structure; hard, firm; 0.5 medium roots between peds and 0.5 fine roots between peds; 3 percent by volume 2-39-75 millimeter metamorphic, unspecified fragments; neutral, pH 7.0, hellige-truog; gradual wavy boundary. Lab sample # 86P01752. few fine roots between peds; few medium roots between peds
    1C—58 to 79 centimeters (22.8 to 31.1 inches); 0.5 very fine roots in cracks and 0.5 fine roots in cracks; fragments; abrupt smooth boundary. Lab sample # 86P01753. few fine roots in cracks; few very fine roots in cracks
    1Cr—79 to 86 centimeters (31.1 to 33.9 inches); 0.5 fine roots in cracks; fragments; abrupt smooth boundary. few fine roots in cracks
    1Cr2—86 to 130 centimeters (33.9 to 51.2 inches); 0.5 fine roots in cracks; fragments. Lab sample # 86P01754. few fine roots in cracks