IDENTIFIERS

  • Current Taxon Name (Soil Name): Ngatpang
  • OSD
  • Series Extent
  • User Site ID: S79PB935006
  • User Pedon ID: S79PB935006
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 80P0147
  • NCSS Pedon Lab Data NASIS Record ID - 47376
  • Print Date: 11/23/2024

    • 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: 7.3718583
  • Std. Longitude: 134.5811361
  • Datum: WGS84
  • Location Description: Palau; 300 feet SW of the prawn ponds in the eastern part of Airai municipality.
  • MLRA: 195—Volcanic Islands of Central and Eastern Micronesia

    • PEDON

  • Describers Name: C. Smith and N. Babik
  • Current Taxonomic Class: Very-fine, halloysitic, nonacid, isohyperthermic Typic Haploperox
  • Current Taxon Kind: series
  • Pedon Type: OSD pedon
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from SSL-CMS data
  • Pedon #: 6
  • Correlated Information:
  • Soil Name - Ngatpang
  • PSC - 25 to 100 cm.
  • Classificaton Date - 6/30/2007
  • Soil Taxonomic Edition - tenth edition
  • Moisture Class - perudic
  • Moisture Subclass - typic
  • Sampled As Information:
  • Soil Name - Ngatpang
  • Classificaton Date - 11/1/1979
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landscape: island, hills
  • Landform: marine terrace
  • Runoff: high
  • Drainage Class: moderately well
  • Flooding: none flooding
  • Ponding: none ponding
  • Geology: Airai Clay group .
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 11/1/1979 (actual site observation date)
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - tree cover
  • Site Obs. Cover Kind 2 - tropical
  • 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

    25

    —

    —

    —

    —

    3685

    —

    365

    27

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    —

    —

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    0 to 5 centimeters (0.0 to 2.0 inches); dark brown (10YR 3/3) interior, brown (10YR 4/3) interior, dry; silty clay loam; 10 percent sand; 56 percent silt; 34 percent clay; moderate fine granular structure; friable, slightly sticky, slightly plastic; 0.5 medium roots and 2.5 fine roots; 2.5 very fine and fine tubular and 0.5 medium tubular pores; fragments; very strongly acid, pH 4.9, hellige-truog; clear smooth boundary. Lab sample # 80P00756. Tubular pores within interstices; contains approximately 10% small sperical iron concretions, 2 to 5 mm in diameter.; common fine roots; few medium roots
    5 to 15 centimeters (2.0 to 5.9 inches); 85 percent dark yellowish brown (10YR 4/4) interior and 15 percent dark brown (10YR 3/3) interior silty clay loam; 10 percent sand; 56 percent silt; 34 percent clay; moderate fine subangular blocky structure; firm, slightly sticky, slightly plastic; 2.5 very fine and fine roots and 0.5 medium roots; 2.5 very fine and fine tubular and 0.5 medium tubular pores; fragments; very strongly acid, pH 4.6, hellige-truog; gradual smooth boundary. Lab sample # 80P00757. Tubular pores within interstices, common thin to moderately thick dark brown (10YR 3/3) coatings in root and worm channels, contains approximately 15% small spherical iron concretions 2 to 5 mm in diameter, common fine specks of pale yellowi; common very fine and fine roots; few medium roots
    15 to 28 centimeters (5.9 to 11.0 inches); strong brown (7.5YR 4/6) interior silty clay; 6 percent sand; 47 percent silt; 47 percent clay; moderate fine subangular blocky structure; firm, slightly sticky, slightly plastic; 2.5 very fine and fine roots and 0.5 medium roots; 2.5 very fine and fine tubular and 0.5 medium tubular pores; 37 percent distinct , moist, oxide coats on faces of peds and in pores; fragments; very strongly acid, pH 4.9, hellige-truog; clear smooth boundary. Lab sample # 80P00758. Tubular pores within interstices, contains approximately 20% small spherical iron concretions 2 to 5 mm in diameter.; common oxide coats surface features on faces of peds and in pores; common very fine and fine roots; few medium roots
    28 to 48 centimeters (11.0 to 18.9 inches); 70 percent strong brown (7.5YR 4/6) interior and 30 percent yellowish red (5YR 5/8) interior clay; 20 percent sand; 20 percent silt; 60 percent clay; weak medium prismatic, and strong very fine and fine angular blocky structure; firm, moderately sticky, moderately plastic; 0.5 very fine and fine roots; 2.5 very fine and fine interstitial and tubular pores; faint , moist, oxide coats on faces of peds and in pores; fragments; very strongly acid, pH 4.6, hellige-truog; gradual wavy boundary. Lab sample # 80P00759. Roots are along vertical faces of peds; contains approximately 2% small sperical iron concretions 2 to 4 mm in diameter.; few very fine and fine roots; continuous - phpvsfiid 345276; continuous - phpvsfiid 345276
    48 to 94 centimeters (18.9 to 37.0 inches); strong brown (7.5YR 5/8) interior clay; 20 percent sand; 20 percent silt; 60 percent clay; 11 percent yellowish red (5YR 5/8) medium distinct mottles; weak medium prismatic, and strong very fine and fine angular blocky structure; firm, moderately sticky, moderately plastic; 0.5 very fine and fine roots; 2.5 very fine and fine tubular and 0.5 fine vesicular pores; faint , moist, oxide coats on faces of peds and in pores; fragments; very strongly acid, pH 4.7, hellige-truog; clear wavy boundary. Lab sample # 80P00760. Roots along vertical faces of peds; common medium tubular pores; contains approximately 2% small spherical iron concretions 2 to 4 mm in diamter.; few very fine and fine roots; common medium distinct 5YR58 mottles; continuous - phpvsfiid 345277; continuous - phpvsfiid 345277
    94 to 114 centimeters (37.0 to 44.9 inches); yellowish brown (10YR 5/6) interior clay; 20 percent sand; 20 percent silt; 60 percent clay; 11 percent yellowish red (5YR 4/6) fine distinct and 11 percent strong brown (7.5YR 5/8) fine distinct and 11 percent light yellowish brown (10YR 6/4) fine distinct mottles; moderate medium and coarse subangular blocky, and strong very fine and fine angular blocky structure; firm, moderately sticky, moderately plastic; 0.5 fine roots; 2.5 very fine and fine tubular pores; , moist, pressure faces and 15 percent faint 7.5YR 2/0 (7.5YR 2/0), moist, manganese or iron-manganese stains on faces of peds; fragments; very strongly acid, pH 4.9, hellige-truog; gradual wavy boundary. Lab sample # 80P00761. few manganese or iron-manganese stains surface features on faces of peds; few fine roots; common fine distinct 5YR46 mottles; common fine distinct 7.5YR58 mottles; common fine distinct 10YR64 mottles; continuous - phpvsfiid 345278; continuous - phpvsfiid 345278
    114 to 152 centimeters (44.9 to 59.8 inches); 50 percent light gray (10YR 7/2) interior and 50 percent yellowish brown (10YR 5/6) interior clay; 20 percent sand; 20 percent silt; 60 percent clay; 11 percent yellowish red (5YR 4/6) fine distinct and 11 percent strong brown (7.5YR 5/8) fine distinct and 11 percent light yellowish brown (10YR 6/4) fine distinct mottles; moderate medium and coarse subangular blocky, and strong fine angular blocky structure; firm, moderately sticky, moderately plastic; 2.5 very fine and fine tubular pores; , moist, pressure faces and 15 percent faint 7.5YR 2/0 (7.5YR 2/0), moist, manganese or iron-manganese stains on faces of peds; 1 percent fine and medium iron-manganese concretions; fragments; very strongly acid, pH 4.9, hellige-truog. Lab sample # 80P00762. Manganese concretions are black (7.5YR 2/0).; few fine and medium iron-manganese concretions concentrations; few manganese or iron-manganese stains surface features on faces of peds; common fine distinct 5YR46 mottles; common fine distinct 7.5YR58 mottles; common fine distinct 10YR64 mottles; continuous - phpvsfiid 345280; continuous - phpvsfiid 345280