IDENTIFIERS

  • Current Taxon Name (Soil Name): Ofu
  • OSD
  • Series Extent
  • User Site ID: 81AS603065
  • User Pedon ID: 81AS603065
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 82P0081
  • NCSS Pedon Lab Data NASIS Record ID - 50321
  • 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: -14.1702778
  • Std. Longitude: -169.6761111
  • Datum: WGS84
  • Location Description: One-fourth mile east northeast of Alaufau.
  • State: American Samoa

    • PEDON

  • Describers Name: Michael Roybal
  • Current Taxonomic Class: Fine, oxidic, isohyperthermic Typic Hapludolls
  • Current Taxon Kind: series
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from SSL-CMS data
  • Pedon #: 65
  • Sampled As Information:
  • Soil Name - Ofu
  • Taxonomic Class - Fine, oxidic, isohyperthermic Typic Hapludolls
  • Classificaton Date - 10/1/1981
  • Moisture Class - udic
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Drainage Class: well
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 10/1/1981 (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

    19

    —

    —

    88

    —

    508

    —

    —

    —

    —

    —

    —

    —

    —

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    1Ap—0 to 41 centimeters (0.0 to 16.1 inches); dark reddish brown (5YR 3/3) interior silty clay; strong fine and medium subangular blocky structure; friable, very sticky, slightly plastic; 2.5 very fine and fine roots and 0.5 medium roots; 2.5 very fine and fine tubular pores; fragments; neutral, pH 6.9, hellige-truog; clear smooth boundary. Lab sample # 82P00434. common very fine and fine roots; few medium roots
    1Bw1—41 to 79 centimeters (16.1 to 31.1 inches); brown (7.5YR 4/3) interior silty clay loam; moderate medium subangular blocky structure; friable, moderately sticky, moderately plastic; 0.5 very fine and fine roots; 5.5 very fine and fine tubular pores; fragments; neutral, pH 6.8, hellige-truog; gradual smooth boundary. Lab sample # 82P00435. few very fine and fine roots
    1Bw2—79 to 114 centimeters (31.1 to 44.9 inches); brown (7.5YR 4/4) interior silty clay loam; moderate medium subangular blocky structure; friable, moderately sticky, moderately plastic; 0.5 very fine and fine roots; 5.5 very fine and fine tubular pores; fragments; neutral, pH 6.8, hellige-truog; clear smooth boundary. Lab sample # 82P00436. few very fine and fine roots
    1Bw3—114 to 140 centimeters (44.9 to 55.1 inches); brown (7.5YR 4/4) interior silty clay; moderate medium subangular blocky structure; firm, very sticky, very plastic; 0.5 fine roots; 2.5 very fine and fine tubular pores; fragments; neutral, pH 6.9, hellige-truog. Lab sample # 82P00437. few fine roots