IDENTIFIERS

  • Current Taxon Name (Soil Name): VERDUN
  • OSD
  • Series Extent
  • User Site ID: S1961LA033010
  • User Pedon ID: S1961LA033010
  • Vegetation Plot ID: S1961LA033010
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 40A1330
  • NCSS Pedon Lab Data NASIS Record ID - 34938
  • Print Date: 2/16/2025

    • 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: 30.4611111
  • Std. Longitude: -91.0388870
  • Datum: WGS84
  • Township: 7S
  • Range: 2E
  • Section: 5
  • PLSS Details: SW 1/4, SW 1/4
  • Location Description: East Baton Rouge Parish, LA., in city of Baton Rouge, approximately 1.1 miles E of intersection of Hammond Hwy and Sharp Station Rd and 250 feet S of Hammond Hwy in pasture of Mr Lively.
  • 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.E. Seaholm, H.L. Clark, S.A. Lytle, J.S. Allen, D.C. McMurtry, and Leon Nugent
  • Current Taxonomic Class: Fine-silty, mixed, thermic Glossic Natraqualfs
  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 10
  • Correlated Information:
  • Soil Name - VERDUN
  • PSC - 15 to 65 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:
  • 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
    • Vegetation Plot Plants
    Plant Symbol Scientific Name National Vernacular Name Plant Type Group Canopy Cover % Vegetation Stata Level

    CYNOD

    Cynodon

    Bermudagrass

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    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

    —

    1524

    —

    —

    19.4

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    —

    —

    —

    —

    —

    —

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    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; 1 percent dark yellowish brown (10YR 3/4) fine distinct mottles; moderate and strong fine and medium granular, and weak thin platy structure; friable; 10.0 fine and medium roots; 10 percent fine and medium black (10YR 2/1) iron-manganese concretions; fragments; moderately acid, pH 5.8, unspecified; abrupt smooth boundary. Lab sample # 40A10121
    Ap2—10 to 15 centimeters (3.9 to 5.9 inches); dark grayish brown (10YR 4/2), light brownish gray (10YR 6/2), dry; silt loam; 1 percent light yellowish brown (10YR 6/4) fine distinct and 10 percent light brownish gray (10YR 6/2) faint mottles; moderate medium platy structure; hard, friable; 10.0 fine roots; 10 percent fine black (10YR 2/1) iron-manganese concretions; fragments; slightly acid, pH 6.3, unspecified; abrupt wavy boundary. Lab sample # 40A10122
    B21t—15 to 28 centimeters (5.9 to 11.0 inches); dark yellowish brown (10YR 3/4), dark grayish brown (10YR 4/2), dry; silty clay; 25 percent very dark grayish brown (10YR 3/2) fine faint and 25 percent strong brown (7.5YR 5/6) fine distinct mottles; moderate coarse prismatic, and moderate coarse subangular blocky structure; very firm; 10.0 fine roots; light gray (10YR 7/2) silt coats on faces of peds and 15 percent very dark brown (10YR 2/2) black stains on lower surfaces of peds or rocks; fragments; moderately alkaline, pH 8.2, unspecified; diffuse irregular boundary. Lab sample # 40A10123. roots located in the light gray silt filling between prisms.
    B22t—28 to 48 centimeters (11.0 to 18.9 inches); olive brown (2.5Y 4/4), light yellowish brown (2.5Y 6/4), dry; silty clay loam; 1 percent yellowish brown (10YR 5/8) fine faint and 1 percent strong brown (7.5YR 5/6) fine faint and 2 percent pale brown (10YR 6/3) mottles; weak medium subangular blocky structure; very hard, firm; 0.5 fine roots between peds; 15 percent grayish brown (10YR 5/2) silt coats on faces of peds and 15 percent light brownish gray (10YR 6/2), dry, silt coats on faces of peds and 15 percent very dark grayish brown (10YR 3/2) coats on faces of peds and 15 percent dark grayish brown (10YR 4/2), dry, 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; 1 percent fine silica concretions; fragments; moderately alkaline, pH 8.2, unspecified; diffuse irregular boundary. Lab sample # 40A10124
    B23t—48 to 89 centimeters (18.9 to 35.0 inches); light olive brown (2.5Y 5/4), light yellowish brown (2.5Y 6/4), dry; silty clay loam, silt loam; 1 percent yellowish brown (10YR 5/8) fine faint and 1 percent light brownish gray (2.5Y 6/2) fine distinct mottles; massive; very hard, firm; 10 percent medium black (10YR 2/1) iron-manganese concretions; 1 percent coarse silica concretions; fragments; moderately alkaline, pH 8.2, unspecified; diffuse irregular boundary. Lab sample # 40A10125. veins, old root channels, and krotovinas (crayfish burrows) filled with grayish brown (10YR 5/2) silt or silt loam, light gray (10YR 7/2) dry; some very dark brown and black manganese oxide staining in old root channels and vertical veins.
    B3—89 to 122 centimeters (35.0 to 48.0 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 5/8) fine faint and 1 percent light brownish gray (2.5Y 6/2) fine distinct mottles; massive; very hard, friable; 0.5 fine pores; 10 percent medium black (10YR 2/1) iron-manganese concretions; 1 percent coarse silica concretions; fragments; moderately alkaline, pH 8.2, unspecified. Lab sample # 40A10126. vertical veins, old root channels, and few krotovinas filled with grayish brown (10YR 5/2) silt or silt loam, light gray (10YR 7/2) dry; common very dark brown and black manganese oxide stainings, some of which is clay or silty clay, in veins and root channels; arbitrary boundary.
    C—122 to 152 centimeters (48.0 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 5/8) fine faint and 1 percent light brownish gray (2.5Y 6/2) fine distinct mottles; massive; very hard, friable; 0.5 fine pores; 37 percent very dark brown (10YR 2/2) manganese or iron-manganese stains and 37 percent black (10YR 2/1) oxide coats; 10 percent medium black (10YR 2/1) iron-manganese concretions; 1 percent coarse silica concretions; fragments; moderately alkaline, pH 8.2, unspecified. Lab sample # 40A10127. vertical veins, old root channels, and a few krotovinas filled with grayish brown (10YR 5/2) silt or silt loam, light gray (10YR 7/2) dry; some small veins or old root channels of very dark brown or black silty clay.