IDENTIFIERS

  • Current Taxon Name (Soil Name): Ngedebus
  • OSD
  • Series Extent
  • User Site ID: S06PW150001
  • User Pedon ID: S06PW150001
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Pedon # - 07N0082
  • NCSS Pedon Lab Data NASIS Record ID - 19143
  • Print Date: 12/11/2024

    • 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: 7.2850000
  • Std. Longitude: 134.2657500
  • Datum: WGS84
  • Map Unit: 628—Ngedebus highly organic fine sandy loam, 0 to 3 percent slopes
  • Country: PS—Palau
  • State: Palau
  • MLRA: 194—Low Limestone Islands of Western Micronesia
  • Regional Office: SW—Southwest
  • Non-MLRA Soil Survey Area: PB935—Islands of Palau, Republic of Palau

    • PEDON

  • Describers Name: Joe Seney
  • Current Taxonomic Class: Carbonatic, isohyperthermic Typic Udipsamments
  • Current Taxon Kind: series
  • Pedon Type: OSD pedon
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: PedonPC
  • Correlated Information:
  • Soil Name - Ngedebus
  • PSC - 25 to 100 cm.
  • Classificaton Date - 7/12/2007
  • Soil Taxonomic Edition - ninth edition
  • Moisture Class - perudic
  • Moisture Subclass - udic
  • Sampled As Information:
  • Soil Name - Ngedebus
  • Classificaton Date - 9/12/2006
  • Dynamic Soil Properties:
  • Erosion Class - 0
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: beach sand derived from limestone
  • Landform: atoll, beach, beach terrace, island
  • Geomorphic Component Terraces: tread
  • Slope Complexity: simple
  • Slope Shape Across: linear
  • Slope Shape Down: linear
  • Runoff: negligible
  • Drainage Class: somewhat excessively
  • Flooding: occasional flooding for extremely brief periods begining in jan
  • Ponding: none ponding
  • Geology: Coralline Sand formation.
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 9/12/2006 (actual site observation date)
  • Air Photo ID:
  • 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
  • Yield Study ID -
    • Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    ochric epipedon

    0—29

    —29—
    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

    —

    —

    1

    —

    240

    3685

    —

    365

    27

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    A1—0 to 5 centimeters (0.0 to 2.0 inches); very dark brown (10YR 2/2) broken face, dark grayish brown (10YR 4/2) broken face, dry; loamy fine sand; 3 percent clay; weak fine subangular blocky, and moderate medium granular structure; loose, loose, nonsticky, nonplastic; 5.0 very fine roots throughout and 2.0 very coarse roots throughout and 3.0 medium roots throughout and 5.0 fine roots throughout and 2.0 coarse roots throughout; 2.0 very fine tubular and 10.0 very fine interstitial and 2.0 fine tubular and 10.0 fine interstitial pores; fragments; slightly alkaline, pH 7.4, pH indicator strip; clear smooth boundary. Lab sample # 07N00522; moist when described; observed in pit, small
    A2—5 to 14 centimeters (2.0 to 5.5 inches); very dark grayish brown (10YR 3/2) broken face, dark grayish brown (2.5Y 4/2) broken face, dry; loamy sand; 65 percent sand; 25 percent silt; 10 percent clay; weak very fine subangular blocky, and weak fine subangular blocky structure; loose, loose, nonsticky, nonplastic; 5.0 very fine roots throughout and 4.0 medium roots throughout and 4.0 fine roots throughout and 2.0 coarse roots throughout; 2.0 very fine tubular and 10.0 very fine interstitial and 2.0 fine tubular and 10.0 fine interstitial pores; fragments; slightly alkaline, pH 7.4, pH indicator strip; clear wavy boundary. Lab sample # 07N00523; moist when described; observed in pit, small
    AC—14 to 29 centimeters (5.5 to 11.4 inches); grayish brown (10YR 5/2) broken face, brown (10YR 5/3) broken face, dry; sand; 90 percent sand; 6 percent silt; 6 percent clay; weak fine subangular blocky, and weak medium subangular blocky structure; loose, loose, nonsticky, nonplastic; 2.0 very fine roots throughout and 1.0 very coarse roots throughout and 2.0 medium roots throughout and 3.0 fine roots throughout and 2.0 coarse roots throughout; 10.0 very fine interstitial and 3.0 fine tubular and 10.0 fine interstitial pores; fragments; slightly alkaline, pH 7.7, pH indicator strip; clear wavy boundary. Lab sample # 07N00524; moist when described; observed in pit, small
    C1—29 to 50 centimeters (11.4 to 19.7 inches); light gray (10YR 7/2) broken face, very pale brown (10YR 8/2) broken face, dry; sand; 90 percent sand; 6 percent silt; 6 percent clay; structureless single grain; loose, loose, nonsticky, nonplastic; 2.0 very fine roots throughout and 2.0 medium roots throughout and 2.0 fine roots throughout and 1.0 coarse roots throughout; 10.0 very fine interstitial and 1.0 medium tubular and 10.0 fine interstitial pores; 1 percent by volume nonflat subrounded very strongly coherent cemented 75-162-250 millimeter limestone, unspecified fragments and 1 percent by volume nonflat subrounded very strongly coherent cemented 2-38-75 millimeter limestone, unspecified fragments; slightly alkaline, pH 7.7, pH indicator strip; clear smooth boundary. Lab sample # 07N00525; moist when described; observed in pit, small
    C2—50 to 80 centimeters (19.7 to 31.5 inches); very pale brown (10YR 8/2) broken face, very pale brown (10YR 8/2) broken face, dry; sand; 90 percent sand; 6 percent silt; 6 percent clay; structureless single grain; loose, loose, nonsticky, nonplastic; 1.0 very fine roots throughout and 1.0 very coarse roots throughout and 1.0 fine roots throughout and 1.0 coarse roots throughout; 10.0 very fine interstitial and 1.0 medium tubular and 10.0 fine interstitial pores; 1 percent by volume nonflat subrounded very strongly coherent cemented 2-38-75 millimeter limestone, unspecified fragments and 1 percent by volume nonflat subrounded very strongly coherent cemented 75-162-250 millimeter limestone, unspecified fragments; moderately alkaline, pH 7.9, pH indicator strip; clear smooth boundary. Lab sample # 07N00526; moist when described; observed in pit, small
    C3—80 to 107 centimeters (31.5 to 42.1 inches); very pale brown (10YR 8/3) broken face, very pale brown (10YR 8/3) broken face, dry; sand; 90 percent sand; 6 percent silt; 6 percent clay; structureless single grain; loose, loose, nonsticky, nonplastic; 1.0 very fine roots throughout and 1.0 medium roots throughout and 1.0 fine roots throughout and 1.0 coarse roots throughout; 10.0 very fine interstitial and 2.0 medium tubular and 10.0 fine interstitial pores; 1 percent by volume nonflat subrounded very strongly coherent cemented 2-38-75 millimeter limestone, unspecified fragments and 1 percent by volume nonflat subrounded very strongly coherent cemented 75-162-250 millimeter limestone, unspecified fragments; moderately alkaline, pH 7.9, pH indicator strip; clear smooth boundary. Lab sample # 07N00527; moist when described; observed in pit, small
    C4—107 to 200 centimeters (42.1 to 78.7 inches); very pale brown (10YR 8/3) broken face, very pale brown (10YR 8/3) broken face, dry; sand; 90 percent sand; 6 percent silt; 6 percent clay; structureless massive; loose, loose, nonsticky, nonplastic; 2.0 very coarse roots throughout and 2.0 medium roots throughout and 1.0 fine roots throughout and 1.0 coarse roots throughout; 10.0 very fine interstitial and 2.0 medium interstitial pores; 1 percent by volume nonflat subrounded very strongly coherent cemented 2-38-75 millimeter limestone, unspecified fragments and 1 percent by volume nonflat subrounded very strongly coherent cemented 75-162-250 millimeter limestone, unspecified fragments; moderately alkaline, pH 7.9, pH indicator strip. Lab sample # 07N00528; moist when described; observed in pit, small