IDENTIFIERS

  • Current Taxon Name (Soil Name): VERDUN
  • OSD
  • Series Extent
  • User Site ID: S1961LA033009
  • User Pedon ID: S1961LA033009
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 40A1329
  • NCSS Pedon Lab Data NASIS Record ID - 34937
  • 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: 30.4663887
  • Std. Longitude: -91.0547256
  • Datum: WGS84
  • Township: 7S
  • Range: 2E
  • Section: 6
  • PLSS Details: 0.5 mile S of Sharp Station and 100 feet E of Sharp Station Rd.; western part
  • Location Description: East Baton Rouge Parish, LA., in city of Baton Rouge.
  • State: Louisiana
  • County: LA033—East Baton Rouge
  • MLRA: 134—Southern Mississippi Valley Loess
  • Regional Office: 7—Auburn, AL
  • Non-MLRA Soil Survey Area: LA033—East Baton Rouge Parish, Louisiana

    • PEDON

  • Describers Name: J.S. Allen, D.C. McMurtry, Leon Nugent, H.L. Clark, J.E. Seaholm, and S.A. Lytle
  • Current Taxonomic Class: Fine-silty, mixed, thermic Glossic Natraqualfs
  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 9
  • Correlated Information:
  • Soil Name - VERDUN
  • PSC - 28 to 78 cm.
  • Classificaton Date - 7/16/2007
  • Moisture Class - udic
  • Sampled As Information:
  • Soil Name - Verdun
  • Classificaton Date - 5/11/1961
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Runoff: very low
  • Drainage Class: poorly
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 5/11/1961 (actual site observation date)
  • Surface Cover Properties:
  • 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

    1

    —

    —

    15

    —

    152

    —

    —

    19.4

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Ap1—0 to 10 centimeters (0.0 to 3.9 inches); grayish brown (10YR 5/2), light brownish gray (10YR 6/2), dry; silt loam; strong very fine and fine granular structure; friable; 10.0 fine and medium roots; 1 percent fine brown (10YR 5/3) iron-manganese concretions; fragments; strongly acid, pH 5.3, unspecified; abrupt smooth boundary. Lab sample # 40A10113
    Ap2—10 to 18 centimeters (3.9 to 7.1 inches); grayish brown (10YR 5/2) silt loam; 25 percent dark brown (10YR 3/3) fine distinct mottles; moderate very fine and fine granular structure; firm; 10.0 fine and medium roots; manganese or iron-manganese stains; 10 percent fine black (10YR 2/1) iron-manganese concretions and 10 percent fine brown (10YR 4/3) iron-manganese concretions; fragments; strongly acid, pH 5.3, unspecified; abrupt wavy boundary. Lab sample # 40A10114
    B21t—18 to 28 centimeters (7.1 to 11.0 inches); very dark grayish brown (10YR 3/2) silty clay; moderate and strong coarse prismatic structure; very hard, very firm; 3.0 fine roots; 37 percent grayish brown (10YR 5/2) silt coats and 37 percent light brownish gray (10YR 6/2), dry, silt coats and 37 percent light gray (10YR 7/2), dry, silt coats; 1 percent fine brown (10YR 5/3) iron-manganese concretions; fragments; slightly acid, pH 6.3, unspecified; diffuse wavy boundary. Lab sample # 40A10115. wet sticky clay or silty clay on top of prisms and as coating on upper parts of prisms; most of roots are on outside of prisms.
    B22t—28 to 38 centimeters (11.0 to 15.0 inches); olive brown (2.5Y 4/4), grayish brown (2.5Y 5/2), dry; silty clay, silty clay loam; strong medium subangular blocky, and moderate coarse prismatic structure; very firm; 0.5 fine roots between peds; 37 percent light gray (10YR 7/2) silt coats on faces of peds; 10 percent fine black (10YR 2/1) iron-manganese concretions and 10 percent fine brown (10YR 5/3) iron-manganese concretions; fragments; moderately alkaline, pH 8.2, unspecified; diffuse wavy boundary. Lab sample # 40A10116. few ped coatings and vertical veins of very dark grayish brown (10YR 3/2) silt clay.
    B23t—38 to 53 centimeters (15.0 to 20.9 inches); dark yellowish brown (10YR 4/4), olive brown (2.5Y 4/4), dry; silty clay loam; massive, and weak medium subangular blocky; firm; 0.5 fine roots; 15 percent very dark grayish brown (10YR 3/2) silt coats on faces of peds and 37 percent light brownish gray (10YR 6/2) silt coats on faces of peds and 37 percent light gray (10YR 7/2), dry, silt coats on faces of peds; 10 percent fine black (10YR 2/1) iron-manganese concretions and 10 percent fine brown (10YR 5/3) iron-manganese concretions; fragments; moderately alkaline, pH 8.2, unspecified; diffuse wavy boundary. Lab sample # 40A10117. few root channel fillings of very dark grayish brown (10YR 3/2) silty clay.; patchy - phpvsfiid 174891; patchy - phpvsfiid 174891
    B24t—53 to 81 centimeters (20.9 to 31.9 inches); olive brown (2.5Y 4/4), yellowish brown (10YR 5/6), dry; silt loam, silty clay loam; 1 percent light brownish gray (10YR 6/2) fine distinct mottles; massive; hard, friable; 3 percent fine black (10YR 2/1) iron-manganese concretions and 3 percent fine brown (10YR 5/3) iron-manganese concretions; 1 percent fine and medium silica concretions; fragments; moderately alkaline, pH 8.2, unspecified; diffuse smooth boundary. Lab sample # 40A10118. few vertical veins of brown (10YR 5/3) silt or silt loam and very dark grayish brown (10YR 3/2) silty clay.
    B31—81 to 112 centimeters (31.9 to 44.1 inches); light olive brown (2.5Y 5/4), light yellowish brown (2.5Y 6/4), dry; silt loam, silty clay loam; 1 percent yellowish brown (10YR 5/6) fine faint and 1 percent strong brown (7.5YR 5/6) fine faint mottles; massive; hard, friable; 1 percent fine black (10YR 2/1) iron-manganese concretions and 1 percent fine brown (10YR 5/3) iron-manganese concretions; 1 percent fine and medium silica concretions; fragments; moderately alkaline, pH 8.2, unspecified. Lab sample # 40A10119. occasional small vertical veins of very dark grayish brown (10YR 3/2) silty clay; arbitrary boundary.
    C—112 to 152 centimeters (44.1 to 59.8 inches); light olive brown (2.5Y 5/4), light yellowish brown (2.5Y 6/4), dry; silt loam, silty clay loam; 1 percent yellowish brown (10YR 5/6) fine faint and 1 percent strong brown (7.5YR 5/6) fine faint mottles; massive; hard, friable; 3 percent fine black (10YR 2/1) iron-manganese concretions and 3 percent fine brown (10YR 5/3) iron-manganese concretions; 1 percent fine and medium silica concretions; fragments; moderately alkaline, pH 8.2, unspecified. Lab sample # 40A10120. several feet thick.