IDENTIFIERS

  • Current Taxon Name (Soil Name): Alaeloa
  • OSD
  • Series Extent
  • User Site ID: S1989HI003007
  • User Pedon ID: 89HI003007
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 91P0266
  • NCSS Pedon Lab Data NASIS Record ID - 63313
  • Print Date: 2/16/2025

    • 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: 21.3638897
  • Std. Longitude: -157.7408295
  • Datum: WGS84
  • Location Description: Island of Oahu, Honolulu County, Hawaii. From the junction of Kailua Road and Kalanianaole Highway near Olomana, 2.1 miles SE toward Waimanalo along the old highway to the entrance of a pasture on the W side of the highway; 100 feet W of the old highway
  • State: Hawaii
  • County: HI003—Honolulu

    • PEDON

  • Current Taxonomic Class: Fine, kaolinitic, isohyperthermic Ustic Palehumults
  • 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 #: 7
  • Correlated Information:
  • Soil Name - Alaeloa
  • Classificaton Date - 7/11/2007
  • Moisture Class - ustic
  • Sampled As Information:
  • Soil Name - Alaeloa
  • Taxonomic Class - Clayey, kaolinitic, isohyperthermic Typic Palehumu
  • Taxon Kind - series
  • Classificaton Date - 12/1/1989
  • Moisture Class - ustic
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Runoff: medium
  • Drainage Class: well
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 12/1/1989 (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

    —

    —

    —

    —

    —

    122

    —

    —

    22

    24

    21

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    Ap—0 to 25 centimeters (0.0 to 9.8 inches); dark reddish brown (5YR 3/3), reddish brown (5YR 4/3), dry; silty clay; strong very fine and fine subangular blocky structure; hard, firm, moderately sticky, moderately plastic; 5.5 very fine and fine roots and 5.5 medium roots; 5.5 very fine and fine interstitial and tubular pores; fragments; moderately acid, pH 5.6, hellige-truog; abrupt wavy boundary. Lab sample # 91P01616. common worm holes and casts; some dark red material from B horizon mixed by cultivation; slightly effervescent with hydrogen peroxide; many very fine and fine roots; many medium roots
    Bt1—25 to 46 centimeters (9.8 to 18.1 inches); dark red (2.5YR 3/6), red (2.5YR 4/6), dry; silty clay; strong very fine subangular blocky structure; hard, friable, moderately sticky, moderately plastic; 5.5 roots; 2.5 very fine and fine tubular and 2.5 medium tubular pores; faint clay films on faces of peds; fragments; strongly acid, pH 5.1, hellige-truog; clear wavy boundary. Lab sample # 91P01617. few worm holes and casts; many roots; continuous - phpvsfiid 233942; continuous - phpvsfiid 233942
    Bt2—46 to 74 centimeters (18.1 to 29.1 inches); dark red (2.5YR 3/6), red (2.5YR 4/6), dry; silty clay; strong very fine subangular blocky structure; hard, friable, moderately sticky, moderately plastic; 5.5 very fine roots; 0.5 fine tubular pores; faint dark brown (7.5YR 3/2) clay films on faces of peds and faint dark red (2.5YR 3/6) clay films on faces of peds; fragments; strongly acid, pH 5.1, hellige-truog; gradual wavy boundary. Lab sample # 91P01618. many very fine roots; continuous - phpvsfiid 226418; continuous - phpvsfiid 233943; continuous - phpvsfiid 226418; continuous - phpvsfiid 233943
    Bt3—74 to 122 centimeters (29.1 to 48.0 inches); red (10R 4/6) and dark reddish brown (2.5YR 3/4) and dark red (2.5YR 3/6), red (10R 5/6) and red (2.5YR 4/6) and red (2.5YR 4/8), dry; silty clay; strong very fine and fine subangular blocky structure; hard, friable, moderately sticky, moderately plastic; 0.5 fine roots; 5.5 very fine tubular and 2.5 fine tubular pores; prominent dark red (2.5YR 3/6) clay films on vertical faces of peds; fragments; strongly acid, pH 5.1, hellige-truog; clear wavy boundary. Lab sample # 91P01619. some granular material on peds; few soft rock fragments; few fine roots; continuous - phpvsfiid 226419; continuous - phpvsfiid 226419
    Bt4—122 to 147 centimeters (48.0 to 57.9 inches); red (2.5YR 4/6), red (2.5YR 4/6), dry; silty clay; strong very fine subangular blocky, and strong medium subangular blocky structure; hard, friable, moderately sticky, moderately plastic; 0.5 fine roots; 5.5 very fine and fine tubular pores; prominent clay films on faces of peds; fragments; strongly acid, pH 5.1, hellige-truog. Lab sample # 91P01620. weak slickensides; many black specks; many highly weathered soft rock fragments; few fine roots; continuous - phpvsfiid 226420; continuous - phpvsfiid 226420