IDENTIFIERS

  • Current Taxon Name (Soil Name): Mangum
  • OSD
  • Series Extent
  • User Site ID: S81-TX009-009
  • User Pedon ID: MLRA78-Mangum-TX009-009
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - KSSL
  • Lab Pedon # - 82P0159
  • NCSS Pedon Lab Data NASIS Record ID - 50399
  • Print Date: 12/4/2024
  • 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: 33.6666679
  • Std. Longitude: -98.5166702
  • Datum: WGS84
  • Location Description: Archer County, Texas. From junction TX25 & 79 (Archer City), 5.19 mi N on TX79 to bridge, 2,200 feet E in range.
  • State: Texas
  • County: TX009—Archer
  • MLRA: 78C—Central Rolling Red Plains, Eastern Part
  • PEDON

  • Describers Name: J. J. Daigle and J. C. Williams
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from SSL-CMS data
  • Pedon #: 9
  • Sampled As Information:
  • Soil Name - Mangum
  • Taxonomic Class - Fine, mixed Vertic Ustochrepts
  • PSC - 25 to 100 cm.
  • Classificaton Date - 11/1/1981
  • Moisture Class - ustic
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


  • SITE

  • Landscape: river valley
  • Landform: flood plain
  • Slope Shape Down: linear
  • Drainage Class: well
  • Surface Fragments:
  • Benchmark Soil?: no
  • VEGETATION

    SITE OBSERVATION

  • Observation Date: 11/1/1981 (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
  • 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

    290

    1A—0 to 7 centimeters (0.0 to 2.8 inches); reddish brown (5YR 4/3), reddish brown (5YR 5/3), dry; clay; massive; extremely hard, very firm, moderately sticky, moderately plastic; 2.5 fine and medium roots; 0.5 very fine tubular pores; 55 percent nonintersecting slickensides; fragments; moderately alkaline, pH 8.2, hellige-truog; clear smooth boundary. Lab sample # 82P00830. many nonintersecting slickensides surface features; common fine and medium roots
    1A k—7 to 34 centimeters (2.8 to 13.4 inches); reddish brown (5YR 4/3), reddish brown (5YR 5/3), dry; clay; massive, and weak fine angular blocky; extremely hard, very firm, moderately sticky, moderately plastic; 2.5 fine and medium roots; 0.5 very fine tubular pores; 15 percent black stains; 1 percent fine carbonate concretions; fragments; moderately alkaline, pH 8.2, hellige-truog; gradual wavy boundary. Lab sample # 82P00831. Carbonate occurs in soft masses also.; few fine lime concretions concentrations; few black stains surface features; common fine and medium roots
    1B k c—34 to 53 centimeters (13.4 to 20.9 inches); dark reddish brown (2.5YR 3/4), reddish brown (2.5YR 4/4), dry; clay; weak fine blocky structure; extremely hard, very firm, moderately sticky, moderately plastic; 0.5 fine roots; 0.5 fine tubular pores; 55 percent slickensides (pedogenic) and 55 percent nonintersecting slickensides; 1 percent fine iron-manganese concretions; 1 percent fine carbonate concretions; fragments; moderately alkaline, pH 8.2, hellige-truog; gradual wavy boundary. Lab sample # 82P00832. Slickensides tilted 30 deg from hor. 1 to 10 cm across; few fine iron-manganese concretions concentrations; few fine lime concretions concentrations; many intersecting slickensides surface features; many nonintersecting slickensides surface features; few fine roots
    1B k c—53 to 94 centimeters (20.9 to 37.0 inches); reddish brown (5YR 4/3), reddish brown (5YR 5/3), dry; clay; weak fine blocky structure; extremely hard, very firm, moderately sticky, moderately plastic; 0.5 fine roots; 55 percent slickensides (pedogenic) and 55 percent nonintersecting slickensides; 1 percent fine iron-manganese concretions; 1 percent fine carbonate concretions; fragments; moderately alkaline, pH 8.2, hellige-truog; gradual wavy boundary. Lab sample # 82P00833. Slickensides tilted 30 deg from hor. 8 to 40 cm across; few fine iron-manganese concretions concentrations; few fine lime concretions concentrations; many intersecting slickensides surface features; many nonintersecting slickensides surface features; few fine roots
    1B k c—94 to 134 centimeters (37.0 to 52.8 inches); reddish brown (5YR 4/3), reddish brown (5YR 5/3), dry; clay; very strong blocky structure; extremely hard, very firm, moderately sticky, moderately plastic; 0.2 fine roots; 0.3 fine tubular pores; 15 percent nonintersecting slickensides and 55 percent slickensides (pedogenic); 1 percent fine iron-manganese concretions; 11 percent fine carbonate concretions; fragments; moderately alkaline, pH 8.2, hellige-truog; gradual wavy boundary. Lab sample # 82P00834. Slickensides tilted 30 deg from hor. 5 to 20 cm across; few fine iron-manganese concretions concentrations; common fine lime concretions concentrations; many intersecting slickensides surface features; few nonintersecting slickensides surface features; very few to few fine roots
    1C k—134 to 190 centimeters (52.8 to 74.8 inches); reddish brown (5YR 4/3), reddish brown (5YR 5/3), dry; clay; massive, and moderate fine angular blocky; extremely hard, very firm, moderately sticky, moderately plastic; 0.3 fine tubular pores; 55 percent nonintersecting slickensides and 55 percent slickensides (pedogenic); 11 percent fine iron-manganese concretions; 11 percent fine carbonate concretions; fragments; moderately alkaline, pH 8.2, hellige-truog. Lab sample # 82P00835. Slickens tilted 30 to 45 deg for hor. 1 to 5 cm across; common fine iron-manganese concretions concentrations; common fine lime concretions concentrations; many intersecting slickensides surface features; many nonintersecting slickensides surface features