IDENTIFIERS

  • Current Taxon Name (Soil Name): Wahiawa
  • OSD
  • Series Extent
  • User Site ID: S1989HI003015
  • User Pedon ID: 89HI003015
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 91P0287
  • NCSS Pedon Lab Data NASIS Record ID - 63334
  • Print Date: 4/29/2025

    • 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: 21.4513893
  • Std. Longitude: -158.0427704
  • Datum: WGS84
  • Location Description: Island of Oahu. Approximately 2 miles E of Mililani Cemetery in the Waiawa Correctional Facility. Waipahu Quadrangle.
  • State: Hawaii
  • County: HI003—Honolulu

    • PEDON

  • Describers Name: H.H. Sato
  • Current Taxonomic Class: Very-fine, kaolinitic, isohyperthermic Humic Rhodic Kandiustox
  • Current Taxon Kind: taxadjunct
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from SSL-CMS data
  • Pedon #: 15
  • Correlated Information:
  • Soil Name - Wahiawa
  • Classificaton Date - 7/11/2007
  • Moisture Class - ustic
  • Sampled As Information:
  • Soil Name - Wahiawa
  • Classificaton Date - 8/1/1989
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landscape: mountains or deeply dissected plateaus
  • Slope Shape Down: convex
  • Runoff: medium
  • Drainage Class: well
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 8/1/1989 (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

    2

    —

    —

    —

    —

    191

    —

    —

    21

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Ap1—0 to 13 centimeters (0.0 to 5.1 inches); dark reddish brown (5YR 3/3), dusky red (2.5YR 3/2), moist; silty clay; moderate very fine and fine granular structure; very hard, friable, moderately sticky, moderately plastic; 5.5 fine roots; 5.5 fine and medium pores; fragments; violent effervescence, by hydrogen peroxide, unspecified; abrupt smooth boundary. Lab sample # 91P01722. many 2 to 4 mm black manganese concretions on surface; many fine roots
    Ap2—13 to 30 centimeters (5.1 to 11.8 inches); dark reddish brown (5YR 3/3), very dusky red (2.5YR 2/2), moist; silty clay; moderate fine and medium subangular blocky structure; very hard, friable, moderately sticky, moderately plastic; 5.5 fine roots; 5.5 very fine pores; fragments; violent effervescence, by hydrogen peroxide, unspecified; abrupt smooth boundary. Lab sample # 91P01723. many 2 to 4 mm size black manganese concretions; many fine roots
    Bw1—30 to 51 centimeters (11.8 to 20.1 inches);, dusky red (2.5YR 3/2), moist; silty clay; strong very fine and fine subangular blocky structure; very hard, friable, moderately sticky, moderately plastic; 2.5 fine roots in cracks; 5.5 very fine pores; faint , moist, coats on faces of peds and , moist, coats in root channels and/or pores; fragments; violent effervescence, by hydrogen peroxide, unspecified; clear smooth boundary. Lab sample # 91P01724. many 2 to 4 mm size black manganese concretions; the patchy faint coatings on ped faces are clay film-like; common fine roots in cracks; patchy - phpvsfiid 226482; patchy - phpvsfiid 226482
    Bw2—51 to 71 centimeters (20.1 to 28.0 inches);, dark reddish brown (2.5YR 2/4), moist; silty clay; strong very fine and fine subangular blocky structure; very hard, friable, moderately sticky, moderately plastic; 0.5 fine roots in cracks; 5.5 very fine pores; , moist, coats in root channels and/or pores and 55 percent faint , moist, coats on faces of peds; fragments; violent effervescence, by hydrogen peroxide, unspecified; clear smooth boundary. Lab sample # 91P01725. the discontinuous faint coatings on ped faces are clay film-like; many 2 to 4 mm black manganese concretions; many coats surface features on faces of peds; few fine roots in cracks; discontinuous - phpvsfiid 226484; discontinuous - phpvsfiid 226484
    Bw3—71 to 94 centimeters (28.0 to 37.0 inches);, dark reddish brown (2.5YR 2/4), moist; silty clay; strong very fine and fine subangular blocky structure; very hard, friable, moderately sticky, moderately plastic; 0.5 fine roots in cracks; 5.5 very fine pores; , moist, coats in root channels and/or pores and faint , moist, coats on faces of peds; fragments; violent effervescence, by hydrogen peroxide, unspecified; clear smooth boundary. Lab sample # 91P01726. pores are covered with clay films; the discontinuous faint coatings on ped faces are clay film-like; many 2 to 4 mm size black manganese concretions; few fine roots in cracks; discontinuous - phpvsfiid 226487; discontinuous - phpvsfiid 226487
    Bw4—94 to 127 centimeters (37.0 to 50.0 inches);, dark brown (10YR 3/3), moist; silty clay; strong very fine and fine subangular blocky structure; very hard, friable, moderately sticky, moderately plastic; 0.5 fine roots in cracks; 0.5 very fine pores; distinct , moist, coats; fragments; strong effervescence, by hydrogen peroxide, unspecified; clear smooth boundary. Lab sample # 91P01727. the continuous distinct coatings are clay film-like; common 2 to 4 mm size black manganese concretions; few fine roots in cracks; continuous - phpvsfiid 233960; continuous - phpvsfiid 233960
    Bw5—127 to 155 centimeters (50.0 to 61.0 inches);, dark brown (10YR 3/3), moist; silty clay; moderate very fine and fine subangular blocky structure; very hard, friable, moderately sticky, moderately plastic; 0.5 fine roots; 0.5 fine pores; distinct , moist, coats on faces of peds; fragments; strong effervescence, by hydrogen peroxide, unspecified; clear smooth boundary. Lab sample # 91P01728. the continuous distinct coatings on peds are clay film-like; few 1 to 4 mm size black manganese concretions; few fine roots; continuous - phpvsfiid 233961; continuous - phpvsfiid 233961
    Bw6—155 to 180 centimeters (61.0 to 70.9 inches);, dark brown (10YR 3/3), moist; silty clay; moderate very fine subangular blocky structure; very hard, friable, moderately sticky, moderately plastic; 0.5 fine roots; 0.5 very fine pores; distinct , moist, coats on faces of peds; fragments; strong effervescence, by hydrogen peroxide, unspecified. Lab sample # 91P01729. the continuous distinct coatings on ped faces are clay film-like; few fine roots; continuous - phpvsfiid 233962; continuous - phpvsfiid 233962