IDENTIFIERS

  • Current Taxon Name (Soil Name): Yap
  • OSD
  • Series Extent
  • User Site ID: 80TQ639001
  • User Pedon ID: 80TQ639001
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 80P0154
  • NCSS Pedon Lab Data NASIS Record ID - 47383
  • 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: 9.4730558
  • Std. Longitude: 138.0583344
  • Datum: WGS84
  • Location Description: Kanifay Municipality, Yap Island. Federated States of Micronesia. 22 meters W from intersection of Kanifay Church.
  • Country: FM—Federated States of Micronesia
  • MLRA: 193—Volcanic Islands of Western Micronesia

    • PEDON

  • Describers Name: Christopher Smith
  • Current Taxonomic Class: Very-fine, mixed, isohyperthermic Typic Eutroperox
  • Current Taxon Kind: series
  • Pedon Type: classifies to current taxon name, full description
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from SSL-CMS data
  • Pedon #: 1
  • Correlated Information:
  • Soil Name - Yap
  • Classificaton Date - 2/1/2010
  • Sampled As Information:
  • Soil Name - Yap
  • Classificaton Date - 1/1/1980
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landscape: upland
  • Landform: upland slope
  • Slope Shape Down: convex
  • Drainage Class: well
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 1/1/1980 (actual site observation date)
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - tree cover
  • Site Obs. Cover Kind 2 - hardwoods
  • 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

    2

    —

    —

    —

    —

    0

    310

    —

    —

    27

    31

    24

    —

    —

    —

    —

    —

    —

    —

    —
    Oi—0 to 2 centimeters (0.0 to 0.8 inches); undecomposed organic matter, partially decomposed organic matter; fragments. Undecomposed and partially decomposed forest litter.
    Oa—2 to 5 centimeters (0.8 to 2.0 inches); very dark gray (5YR 3/1) interior peat; weak very fine and fine subangular blocky structure; very friable, slightly sticky, slightly plastic; 5.5 very fine roots and 0.5 medium roots; 5.5 very fine interstitial and tubular pores; fragments; strongly acid, pH 5.5, hellige-truog; abrupt smooth boundary. many very fine roots; few medium roots
    A1—5 to 56 centimeters (2.0 to 22.0 inches); brown (7.5YR 4/4) interior silty clay loam; strong very fine and fine subangular blocky, and strong very fine and fine granular structure; friable, slightly sticky, slightly plastic; 5.5 very fine roots and 2.5 fine and medium roots; 2.5 very fine and fine tubular and 5.5 very fine interstitial pores; fragments; moderately acid, pH 5.8, hellige-truog; abrupt wavy boundary. Lab sample # 80P00785. 2% 1 to 5 cm subrounded solid iron concretions and approximately 2% 1x3x0.5 cm green shist fragments.; many very fine roots; common fine and medium roots
    Bt—56 to 96 centimeters (22.0 to 37.8 inches); 60 percent strong brown (7.5YR 5/8) interior silty clay; 30 percent red (2.5YR 5/8) medium faint mottles; strong medium angular blocky, and moderate very fine angular blocky structure; moderately sticky, moderately plastic; 0.5 very fine and fine roots and 0.5 medium roots; 5.5 very fine and fine tubular and 5.5 very fine interstitial pores; 55 percent prominent , moist, clay films on faces of peds and in pores; fragments; slightly acid, pH 6.4, hellige-truog; clear wavy boundary. Lab sample # 80P00786. About 2% (10YR 8/2) psudomorphs of feldspar specks.; many clay films surface features on faces of peds and in pores; few very fine and fine roots; few medium roots; many medium faint 2.5YR58 mottles
    C—96 to 157 centimeters (37.8 to 61.8 inches); strong brown (7.5YR 5/8) interior and very pale brown (10YR 8/2) interior silty clay; moderate medium and coarse subangular blocky structure; firm, slightly sticky, slightly plastic; 0.5 very fine and fine roots and 0.5 medium roots; 0.5 very fine interstitial and tubular pores; 15 percent , moist, clay films on faces of peds and in pores; fragments; slightly acid, pH 6.4, hellige-truog. Lab sample # 80P00787. Varigated colors; 2% (10R 4/8) spots 2 to 8 mm irregular and (7.5YR 4/6) cutans and (7.5YR 3/4) stains in pores; roots decrease and structure size increases with depth.; few clay films surface features on faces of peds and in pores; few very fine and fine roots; few medium roots