IDENTIFIERS

  • Current Taxon Name (Soil Name): Rilla
  • OSD
  • Series Extent
  • User Site ID: LA073 Rilla Type (RiB)
  • User Pedon ID: S07LA073003
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 07N0769
  • NCSS Pedon Lab Data NASIS Record ID - 19593
  • Print Date: 11/24/2024

    • 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: 32.4289169
  • Std. Longitude: -92.0412216
  • Datum: WGS84
  • Township: 17N
  • Range: 4E
  • Section: 27
  • PLSS Details: NE 1/4, SE 1/4
  • Location Description: Ouachita Parish, Louisiana; Off Hwy 15, 1.0 mile south of juction with Hwy 841; west on farm road across Young's Bayou; 250 feet south from center of farm road; 130 feet west of field border and bayou; 800 feet west and 2280 feet south of NE corner, section 27.
  • Map Unit: RlB—Rilla silt loam, 1 to 3 percent slopes
  • State: Louisiana
  • County: LA073—Ouachita
  • MLRA: 131B—Arkansas River Alluvium
  • Non-MLRA Soil Survey Area: LA073—Ouachita Parish, Louisiana

    • PEDON

  • Describers Name: DCJ
  • Current Taxonomic Class: Fine-silty, mixed, active, thermic Typic Hapludalfs
  • Current Taxon Kind: series
  • Pedon Type: OSD pedon
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: NASIS
  • Pedon #: 3
  • Correlated Information:
  • Soil Name - Rilla
  • Classificaton Date - 1/29/2010
  • Sampled As Information:
  • Soil Name - Rilla
  • Classificaton Date - 8/28/2007
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landform: natural levvees flood plain
  • Geomorphic Component Terraces: riser
  • Slope Shape Across: convex
  • Drainage Class: well
  • Flooding: none flooding
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 8/28/2007 (actual site observation date)
  • Surface Cover Properties:
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
    • 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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    Ap—0 to 10 centimeters (0.0 to 3.9 inches); brown (10YR 4/3) broken face silt loam; 12 percent clay; fragments; very strongly acid, pH 5.0, pH meter; gradual wavy boundary. Lab sample # 07N04658; moist when described; observed in trench
    E—10 to 18 centimeters (3.9 to 7.1 inches); brown (10YR 5/3) broken face silt loam; 12 percent clay; fragments; very strongly acid, pH 5.0, pH meter; gradual wavy boundary. Lab sample # 07N04659; moist when described; observed in trench
    Bt/E1—18 to 25 centimeters (7.1 to 9.8 inches); brown (7.5YR 4/4) broken face silt loam; 20 percent clay; fragments; very strongly acid, pH 4.5, pH meter; gradual wavy boundary. Lab sample # 07N04660; moist when described; observed in trench
    Bt/E2—25 to 47 centimeters (9.8 to 18.5 inches); brown (7.5YR 4/4) broken face silty clay loam; 28 percent clay; fragments; very strongly acid, pH 4.5, pH meter; clear wavy boundary. Lab sample # 07N04661; moist when described; observed in trench
    Bt1—47 to 70 centimeters (18.5 to 27.6 inches); brown (7.5YR 4/4) broken face silty clay loam; 30 percent clay; fragments; very strongly acid, pH 4.5, pH meter; gradual wavy boundary. Lab sample # 07N04662; moist when described; observed in trench
    Bt2—70 to 107 centimeters (27.6 to 42.1 inches); yellowish red (5YR 4/6) broken face loam; 14 percent clay; fragments; very strongly acid, pH 4.5, pH meter; clear wavy boundary. Lab sample # 07N04663; moist when described; observed in trench
    Eb—107 to 117 centimeters (42.1 to 46.1 inches); reddish brown (5YR 4/4) broken face clay loam; 26 percent clay; fragments; very strongly acid, pH 4.5, pH meter; gradual wavy boundary. Lab sample # 07N04664; moist when described; observed in trench
    Btb—117 to 134 centimeters (46.1 to 52.8 inches); reddish brown (5YR 4/4) broken face stratified stratified loam; 14 percent clay; fragments; very strongly acid, pH 4.5, pH meter; clear wavy boundary. Lab sample # 07N04665; moist when described; observed in trench
    Cb1—134 to 168 centimeters (52.8 to 66.1 inches); reddish brown (5YR 4/4) broken face stratified stratified loam; 16 percent clay; fragments; very strongly acid, pH 4.5, pH meter; clear smooth boundary. Lab sample # 07N04666; moist when described; observed in trench
    Cb2—168 to 180 centimeters (66.1 to 70.9 inches); fragments, pH meter; clear smooth boundary. Lab sample # 07N04667; moist when described; observed in trench
    Cb3—180 to 210 centimeters (70.9 to 82.7 inches); fragments, pH meter. Lab sample # 07N04668; moist when described; observed in trench