IDENTIFIERS

  • Current Taxon Name (Soil Name): Kahua
  • OSD
  • Series Extent
  • User Site ID: S1992HI001012
  • User Pedon ID: 92HI001012
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 93P0419
  • NCSS Pedon Lab Data NASIS Record ID - 65762
  • 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: 20.1177216
  • Std. Longitude: -155.7472687
  • Datum: WGS84
  • Location Description: Island of Hawaii, Kahua Ranch, backside of Puu Pili.
  • State: Hawaii
  • County: HI001—Hawaii
  • MLRA: 162—Humid and Very Humid Organic Soils on Lava Flows
  • 7.5 Minute USGS Quad: THI0068—Kawaihae, Hawaii

    • PEDON

  • Describers Name: Chadwick, Kelly, Gavenda, and Singer
  • Current Taxonomic Class: Hydrous, amorphic, isomesic Typic Hydrudands
  • Current Taxon Kind: series
  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 12
  • Correlated Information:
  • Soil Name - Kahua
  • Classificaton Date - 2/1/2010
  • Moisture Class - udic
  • Sampled As Information:
  • Soil Name - Site L
  • Classificaton Date - 2/17/1993
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landscape: valley
  • Landform: cinder cone
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 2/17/1993 (actual site observation date)
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - grass/herbaceous cover
  • Site Obs. Cover Kind 2 - other grass/herbaceous cover
  • 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

    4

    —

    —

    1254

    —

    270

    2286

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Oe—0 to 5 centimeters (0.0 to 2.0 inches); partially decomposed organic matter; fragments smooth boundary. Lab sample # 93P03109
    Oa—5 to 11 centimeters (2.0 to 4.3 inches); dark brown (7.5YR 3/2) partially decomposed organic matter, mucky peat; weak very fine and fine subangular blocky structure; very friable, slightly sticky, slightly plastic; 10.0 very fine roots and 3.0 coarse roots; fragments; clear smooth boundary. Lab sample # 93P03110
    A—11 to 16 centimeters (4.3 to 6.3 inches); dark brown (7.5YR 3/2) silt loam; 1 percent dark brown (7.5YR 3/4) fine distinct mottles; weak fine and medium subangular blocky structure; friable, slightly sticky, slightly plastic; nonsmeary; 10.0 very fine tubular and 3.0 coarse tubular pores; fragments; clear wavy boundary. Lab sample # 93P03111
    AB—16 to 25 centimeters (6.3 to 9.8 inches); brown (7.5YR 4/2) silty clay; 10 percent brown (7.5YR 4/4) fine distinct mottles; moderate fine and medium subangular blocky structure; friable, moderately sticky, moderately plastic; nonsmeary; 10.0 very fine roots and 3.0 coarse roots; 3.0 very fine tubular pores; fragments; clear irregular boundary. Lab sample # 93P03112
    Bw1—25 to 40 centimeters (9.8 to 15.7 inches); grayish brown (10YR 5/2) silty clay; moderate medium angular blocky structure; friable, moderately sticky, moderately plastic; nonsmeary; 3.0 fine to coarse roots; 3.0 very fine tubular and 0.5 fine and medium tubular pores; fragments; clear irregular boundary. Lab sample # 93P03113
    Bw2—40 to 56 centimeters (15.7 to 22.0 inches); yellowish brown (10YR 5/6) and brown (7.5YR 4/2) silty clay; moderate medium and coarse angular blocky, and moderate medium and coarse prismatic structure; friable, moderately sticky, moderately plastic; nonsmeary; 3.0 very fine roots and 0.5 coarse roots; 3.0 very fine tubular and 10.0 medium and coarse tubular pores; dusky red (10R 3/3) coats in root channels and/or pores; fragments; abrupt wavy boundary. Lab sample # 93P03114
    2Cr1—56 to 73 centimeters (22.0 to 28.7 inches); yellowish brown (10YR 5/8) and black (10YR 2/1) silty clay loam; 10 percent red (2.5YR 4/8) fine prominent mottles; massive; firm, slightly sticky, slightly plastic; weakly smeary; 0.5 fine roots; 10.0 fine and medium tubular pores; 55 percent prominent clay films on faces of peds and in pores; fragments; clear wavy boundary. Lab sample # 93P03115
    2Cr2—73 to 100 centimeters (28.7 to 39.4 inches); red (2.5YR 4/8) and very dark gray (N 3/0) and light olive brown (2.5Y 5/6) silty clay loam; massive; very firm, slightly sticky, slightly plastic; nonsmeary; 0.5 fine roots; 10.0 fine and medium tubular pores; 15 percent distinct clay films on faces of peds; fragments; abrupt wavy boundary. Lab sample # 93P03116
    2Cr3—100 to 109 centimeters (39.4 to 42.9 inches); yellowish brown (10YR 5/6) and very dark gray (10YR 3/1) silt loam; 10 percent red (2.5YR 4/8) fine prominent mottles; massive; very friable, slightly sticky, slightly plastic; strongly fluid; 0.5 fine roots; 3.0 very fine tubular and 0.5 medium tubular pores; fragments; clear wavy boundary. Lab sample # 93P03117
    2Cr4—109 to 118 centimeters (42.9 to 46.5 inches); light olive brown (2.5Y 5/6) and very dark grayish brown (2.5Y 3/2) silt loam; 10 percent strong brown (7.5YR 5/8) fine prominent mottles; massive; friable, slightly sticky, slightly plastic; strongly fluid; 0.5 fine roots; 3.0 very fine tubular pores; fragments; clear wavy boundary. Lab sample # 93P03118
    3Bwb—118 to 130 centimeters (46.5 to 51.2 inches); brown (10YR 4/3) silty clay; 10 percent dark yellowish brown (10YR 4/6) fine prominent mottles; massive; firm, moderately sticky, moderately plastic; nonsmeary; 0.5 fine roots; 0.5 very fine tubular pores; fragments; abrupt wavy boundary. Lab sample # 93P03119
    4R—130 centimeters (51.2 inches); fragments.