IDENTIFIERS

  • Current Taxon Name (Soil Name): CADDO
  • OSD
  • Series Extent
  • User Site ID: S1957LA011004
  • User Pedon ID: S1957LA011004
  • Vegetation Plot ID: S1957LA011004
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 40A3977
  • NCSS Pedon Lab Data NASIS Record ID - 39620
  • Print Date: 6/1/2024

    • 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: 30.5480556
  • Std. Longitude: -93.2116699
  • Datum: WGS84
  • Township: 6S
  • Range: 8W
  • Section: 8
  • PLSS Details: SW 1/4,SW 1/4
  • Location Description: Beauregard Parish, LA., 4 miles south of Longville. 1.2 mi. east of US Highway 71 on access road; 100 feet south of road.
  • State: Louisiana
  • County: LA011—Beauregard
  • MLRA: 152A—Eastern Gulf Coast Flatwoods
  • Non-MLRA Soil Survey Area: LA011—Beauregard Parish, Louisiana

    • PEDON

  • Describers Name: James Allen, Lester Loftin, D.L. Fontenot, Marvin Lawson, Warren Cockerham, and Francis E. Ezernack.
  • Current Taxonomic Class: Fine-silty, siliceous, thermic Typic Glossaqualfs
  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 4
  • Correlated Information:
  • Soil Name - CADDO
  • PSC - 69 to 100 cm.
  • Classificaton Date - 7/16/2007
  • Moisture Class - udic
  • Sampled As Information:
  • Soil Name - Caddo
  • Classificaton Date - 11/6/1957
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landform: terrace
  • Microfeature: terracette
  • Slope Shape Down: linear
  • Runoff: low
  • Drainage Class: somewhat poorly
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 11/6/1957 (actual site observation date)
  • Surface Cover Properties:
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
    • Vegetation Plot Plants
    Plant Symbol Scientific Name National Vernacular Name Plant Type Group Canopy Cover % Vegetation Stata Level

    ILEX

    MOCE2

    MOCE2

    MUMO

    NYSY

    PIEL

    PIPA2

    PITA

    QUNI

    Ilex

    Morella cerifera

    Morella cerifera

    Muhlenbergia montana

    Nyssa sylvatica

    Pinus elliottii

    Pinus palustris

    Pinus taeda

    Quercus nigra

    holly

    wax myrtle

    wax myrtle

    mountain muhly

    blackgum

    slash pine

    longleaf pine

    loblolly pine

    water oak

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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

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    1346

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    19.4

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    A1—0 to 10 centimeters (0.0 to 3.9 inches); gray (10YR 5/1) silt loam; weak very fine subangular blocky structure; very friable; 10.0 roots; 3.0 fine and medium tubular pores; fragments; strongly acid, pH 5.3, unspecified; clear wavy boundary. Lab sample # 40A30460
    A21g—10 to 25 centimeters (3.9 to 9.8 inches); gray (10YR 6/1) silty clay loam; 10 percent brownish yellow (10YR 6/6) medium mottles; weak fine subangular blocky structure; friable; 10.0 roots; medium tubular pores; 1 percent fine iron-manganese concretions; fragments; very strongly acid, pH 4.8, unspecified. Lab sample # 40A30461. arbitrary boundary
    A22g—25 to 41 centimeters (9.8 to 16.1 inches); gray (10YR 6/1) silty clay loam; 10 percent brownish yellow (10YR 6/6) medium mottles; weak fine subangular blocky structure; friable; 10.0 roots; 3.0 medium tubular pores; 1 percent fine iron-manganese concretions; fragments; very strongly acid, pH 4.8, unspecified; diffuse smooth boundary. Lab sample # 40A30462
    A23g—41 to 69 centimeters (16.1 to 27.2 inches); gray (10YR 6/1) silty clay loam; 1 percent reddish yellow (7.5YR 7/8) medium and 10 percent brownish yellow (10YR 6/6) medium mottles; 3.0 roots; medium tubular pores; 15 percent clay films on faces of peds; fragments; very strongly acid, pH 4.8, unspecified; gradual irregular boundary. Lab sample # 40A30463. patchy - phpvsfiid 174750; patchy - phpvsfiid 174750
    B2tg—69 to 127 centimeters (27.2 to 50.0 inches); gray (10YR 6/1) silty clay; 1 percent brownish yellow (10YR 6/6) medium and 10 percent red (2.5YR 4/8) medium mottles; weak fine angular blocky structure; slightly plastic; 0.5 medium tubular pores; clay films on faces of peds; fragments; clear irregular boundary. Lab sample # 40A30464. no roots observed.; patchy - phpvsfiid 174751; patchy - phpvsfiid 174751
    B31g—127 to 152 centimeters (50.0 to 59.8 inches); gray (10YR 6/1) silt loam; 1 percent yellow (10YR 7/8) fine and medium mottles; massive; friable; 0.5 pores; 1 percent iron-manganese concretions; fragments; very strongly acid, pH 4.8, unspecified. Lab sample # 40A30465. pores appear dense; few charcoal fragments.
    B32—152 to 262 centimeters (59.8 to 103.1 inches); fragments. Lab sample # 40A30466. strongly acid at 103 inches. Examined by bucket auger. Below about 70 inches was massive light gray clay (10YR 7/1) with large splotches of reddish yellow (7.5YR 7/8).