IDENTIFIERS

  • Current Taxon Name (Soil Name): Caddo
  • OSD
  • Series Extent
  • User Site ID: S1990LA011019
  • User Pedon ID: 90LA011019
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 90P1007
  • NCSS Pedon Lab Data NASIS Record ID - 62940
  • Print Date: 11/11/2024

    • 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: 30.5302773
  • Std. Longitude: -93.2236099
  • Datum: WGS84
  • Township: 6S
  • Range: 8W
  • Section: 19
  • PLSS Details: about 1/2 mile W and 1200 feet S of the NE corner
  • Location Description: Beauregard Parish, Louisiana. Approximately 8000 feet NE of Ragley.
  • State: Louisiana
  • County: LA011—Beauregard
  • MLRA: 152B—Western Gulf Coast Flatwoods

    • PEDON

  • Describers Name: Clay Midkiff
  • Current Taxonomic Class: Fine-silty, siliceous, thermic Typic Paleaquults
  • Current Taxon Kind: series
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from SSL-CMS data
  • Pedon #: 19
  • Correlated Information:
  • Soil Name - Caddo
  • Classificaton Date - 7/11/2007
  • Moisture Class - aquic
  • Sampled As Information:
  • Soil Name - Caddo
  • Taxonomic Class - Fine-silty, siliceous, thermic Typic Glossaqualf
  • Taxon Kind - series
  • Classificaton Date - 8/1/1990
  • Moisture Class - aquic
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

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

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 8/1/1990 (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

    —

    —

    30

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    —

    —

    —

    —

    —

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    A—0 to 13 centimeters (0.0 to 5.1 inches); grayish brown (10YR 5/2) silt loam; weak medium subangular blocky, and weak fine granular structure; friable; 5.5 fine and medium roots; fragments; very strongly acid, pH 4.8, hellige-truog; clear smooth boundary. Lab sample # 90P06163. common strong brown (7.5YR 5/6) oxidation stains along root channels; many fine and medium roots
    Eg1—13 to 23 centimeters (5.1 to 9.1 inches); gray (10YR 6/1) silt loam; 11 percent brownish yellow (10YR 6/8) fine distinct mottles; weak coarse subangular blocky, and weak fine subangular blocky structure; friable; 2.5 fine and medium roots; 2.5 very fine and fine vesicular and 2.5 medium vesicular pores; fragments; extremely acid, pH 4.3, hellige-truog; clear wavy boundary. Lab sample # 90P06164. common fine root channels lined with strong brown (7.5YR 5/6) oxidation stains (lepidocrocite); common fine and medium roots; common fine distinct 10YR68 mottles
    Eg2—23 to 46 centimeters (9.1 to 18.1 inches); light brownish gray (10YR 6/2) silt loam; 11 percent brownish yellow (10YR 6/8) fine distinct mottles; weak very coarse prismatic, and weak fine subangular blocky structure; friable; 2.5 fine and medium roots; 5.5 fine and medium vesicular pores; distinct , moist, clay films; fragments; extremely acid, pH 4.3, hellige-truog; clear wavy boundary. Lab sample # 90P06165. voids about 1/4 inch in diameter; common fine and medium roots; common fine distinct 10YR68 mottles
    Btg/E1—46 to 76 centimeters (18.1 to 29.9 inches); light brownish gray (10YR 6/2) silty clay loam; 11 percent red (2.5YR 4/8) fine prominent and 30 percent yellowish brown (10YR 5/8) medium distinct mottles; weak coarse prismatic, and weak medium subangular blocky structure; firm; 0.5 fine and medium roots between peds; 2.5 very fine and fine vesicular and 2.5 very fine and fine tubular pores; 37 percent distinct , moist, clay films on faces of peds; fragments; strongly acid, pH 5.3, hellige-truog; gradual wavy boundary. Lab sample # 90P06166. 1% plinthite; many red oxidation stains on vertical prism faces; few prisms with light yellowish brown (10YR 6/4) interiors; tongues of light brownish gray (10YR 6/2) silt loam (E) 1 to 6 inches wide, make up about 25% of this horizon; commo; common clay films surface features on faces of peds; few fine and medium roots between peds; common fine prominent 2.5YR48 mottles; many medium distinct 10YR58 mottles
    Btg/E2—76 to 102 centimeters (29.9 to 40.2 inches); grayish brown (10YR 5/2) silty clay loam; 11 percent red (2.5YR 4/8) fine prominent and 30 percent light yellowish brown (10YR 6/4) coarse distinct mottles; weak very coarse prismatic, and weak medium subangular blocky structure; hard, firm; brittle; 0.5 fine and medium roots; 5.5 very fine and fine vesicular and 5.5 very fine and fine tubular pores; 37 percent distinct , moist, clay films on faces of peds; fragments; strongly acid, pH 5.3, hellige-truog; gradual broken boundary. Lab sample # 90P06167. 2% plinthite; many red and yellowish oxidation stains on vertical prism faces; tongues of light brownish gray (10YR 6/2) silt loam (E) 1 to 6 inches wide, make up about 40% of this horizon; common clay films surface features on faces of peds; few fine and medium roots; common fine prominent 2.5YR48 mottles; many coarse distinct 10YR64 mottles
    Bt/Eg—102 to 130 centimeters (40.2 to 51.2 inches); pale brown (10YR 6/3) silty clay loam; 11 percent red (2.5YR 4/8) fine prominent and 11 percent light yellowish brown (10YR 6/4) medium faint mottles; weak very coarse prismatic, and weak coarse subangular blocky structure; slightly hard, firm; brittle; 0.5 fine roots; 5.5 very fine and fine vesicular and 5.5 very fine and fine tubular pores; 37 percent faint , moist, clay films on vertical faces of peds; fragments; strongly acid, pH 5.3, hellige-truog; gradual irregular boundary. Lab sample # 90P06168. few fine soft iron and manganese nodules; many red (2.5YR 4/8) oxidation stains on prism faces; tongues of light brownish gray (10YR 6/2) silt loam (E) 1 to 6 inches wide make up about 25% of this horizon; few fine and medium pores lined wit; common clay films surface features on vertical faces of peds; few fine roots; common fine prominent 2.5YR48 mottles; common medium faint 10YR64 mottles; discontinuous - phpvsfiid 233803; discontinuous - phpvsfiid 233803
    Bt1—130 to 183 centimeters (51.2 to 72.0 inches); brownish yellow (10YR 6/6) silty clay loam; 1 percent red (2.5YR 4/8) fine prominent and 11 percent yellowish brown (10YR 5/8) fine faint mottles; weak very coarse prismatic, and weak medium subangular blocky structure; firm; 0.5 fine roots; 2.5 very fine and fine vesicular pores; prominent light brownish gray (10YR 6/2), moist, coats on vertical faces of peds and 15 percent faint , moist, clay films on vertical faces of peds; fragments; strongly acid, pH 5.3, hellige-truog; gradual wavy boundary. Lab sample # 90P06169. interfingering of grayish brown (10YR 5/2) silt loam (E) with common fine distinct yellowish brown (10YR 5/6) mottles make up about 8% of this horizon; the pores are lined with dark grayish brown (10YR 4/2) clay films in interfingering; few clay films surface features on vertical faces of peds; few fine roots; few fine prominent 2.5YR48 mottles; common fine faint 10YR58 mottles
    Bt2—183 to 218 centimeters (72.0 to 85.8 inches); light yellowish brown (10YR 6/4) silty clay loam; 1 percent strong brown (7.5YR 5/6) fine distinct and 30 percent yellowish brown (10YR 5/6) coarse distinct mottles; weak very coarse prismatic, and weak coarse subangular blocky structure; firm; 0.5 fine to coarse vesicular pores; 15 percent distinct , moist, clay films on faces of peds; fragments; strongly acid, pH 5.3, hellige-truog; clear wavy boundary. Lab sample # 90P06170. common seams of light brownish gray (10YR 6/2) silty clay loam (light) 1/4 to 2 inches wide make up about 5% of this horizon; few circular voids, up to 1/4 inch in diameter, lined with clay films; few clay films surface features on faces of peds; few fine distinct 7.5YR56 mottles; many coarse distinct 10YR56 mottles
    BCg—218 to 239 centimeters (85.8 to 94.1 inches); light brownish gray (10YR 6/2) silty clay; 1 percent pale red (2.5YR 6/2) fine and medium faint and 11 percent yellowish brown (10YR 5/8) coarse distinct and 30 percent red (2.5YR 4/8) fine prominent mottles; weak very coarse prismatic, and weak coarse subangular blocky structure; firm; 0.5 fine vesicular pores; 15 percent faint , moist, clay films on vertical faces of peds; fragments; very strongly acid, pH 4.8, hellige-truog. Lab sample # 90P06171. few root channels lined with clay films; few clay films surface features on vertical faces of peds; few fine and medium faint 2.5YR62 mottles; common coarse distinct 10YR58 mottles; many fine prominent 2.5YR48 mottles