IDENTIFIERS

  • Current Taxon Name (Soil Name): Kaiwiki
  • OSD
  • Series Extent
  • User Site ID: S09HI001001
  • User Pedon ID: S09HI001001
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Print Date: 12/6/2025

    • 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: 19.7942595
  • Std. Longitude: -155.1525928
  • Datum: WGS84
  • Location Description: Just past mile marker 8 on Hwy 9 (Mamalaoa Hwy) turn due west (mauka) on Indian tree road. Follow road 0.7 miles through locked gate and then proceed on pasture road 3.7 miles to 19 degrees 47' 30.1" N. 155 degrees 8' 54.2" W. Park and walk 0.1 miles due west on forest trail. Turn due North and follow trail down hill to Kaieie stream. Cross stream to open bog area. Walk due west to location is in the bog at 19 degrees 47' 50.5" N. 155 dgrees 09' 19.1" W.
  • State: Hawaii
  • County: HI001—Hawaii

    • PEDON

  • Describers Name: Patrick Niemeyer
  • Current Taxon Kind: series
  • Pedon Type: classifies to current taxon name, full description
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: NASIS
  • Correlated Information:
  • Soil Name - Kaiwiki
  • Classificaton Date - 7/16/2012
  • Soil Taxonomic Edition - tenth edition
  • Moisture Class - udic
  • Moisture Subclass - typic
  • Sampled As Information:
  • Soil Name - Kaiwiki
  • Classificaton Date - 6/25/2009
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Surface Fragments: 5.00 percent nonflat subrounded very strongly coherent cemented 25- to 50-millimeter aa lava,
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 6/25/2009 (actual site observation date)
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - tree cover
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Current Weather - partly cloudy
    • Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    andic soil properties

    umbric epipedon

    cambic horizon

    0—125

    0—20

    20—125

    —125—

    —2—

    —105—
    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

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    A—0 to 20 centimeters (0.0 to 7.9 inches); dark brown (10YR 3/3) crushed highly organic hydrous silty clay loam; moderate medium granular structure; soft, very friable, slightly sticky, slightly plastic; strongly smeary; moderate permeability; moderate excavation difficulty; 3.0 very fine roots throughout and 3.0 fine roots throughout; 3.0 fine dendritic tubular pores; fragments; very strongly acid, pH 4.7, pH meter; abrupt smooth boundary.; moist when described; observed in pit, small
    Bw1—20 to 38 centimeters (7.9 to 15.0 inches); dark reddish brown (5YR 3/3) crushed hydrous silty clay loam; weak fine subangular blocky structure; slightly hard, very friable, slightly sticky, slightly plastic; strongly smeary; moderately slow permeability; moderate excavation difficulty; 0.5 medium roots throughout and 1.0 fine roots throughout; 3.0 fine dendritic tubular pores; 2 percent by volume nonflat angular very weakly coherent cemented 2-45-75 millimeter basalt fragments; strongly acid, pH 5.5, pH meter; abrupt smooth boundary.; moist when described; observed in pit, small
    Bw2—38 to 55 centimeters (15.0 to 21.7 inches); dark brown (7.5YR 3/4) crushed hydrous silty clay loam; weak fine subangular blocky structure; slightly hard, very friable, slightly sticky, slightly plastic; strongly smeary; moderately slow permeability; moderate excavation difficulty; 1.0 fine roots throughout and 0.5 coarse roots throughout; 3.0 fine dendritic tubular pores; fragments; strongly acid, pH 5.5, pH meter; clear smooth boundary.; moist when described; observed in pit, small
    Bw3—55 to 68 centimeters (21.7 to 26.8 inches); dark reddish brown (5YR 3/3) crushed hydrous silty clay loam; weak fine subangular blocky structure; slightly hard, very friable, slightly sticky, slightly plastic; strongly smeary; moderately slow permeability; moderate excavation difficulty; 1.0 fine roots throughout and 0.5 coarse roots throughout; 3.0 fine dendritic tubular pores; 10 percent by volume nonflat subrounded very weakly coherent cemented 2-25-75 millimeter ironstone nodules fragments; moderately acid, pH 5.6, pH meter; clear smooth boundary.; moist when described; observed in pit, small
    Bw4—68 to 88 centimeters (26.8 to 34.6 inches); dark brown (10YR 3/3) crushed hydrous silty clay loam; weak medium subangular blocky structure; slightly hard, very friable, slightly sticky, slightly plastic; strongly smeary; moderately slow permeability; moderate excavation difficulty; 0.5 fine roots throughout; 3.0 fine dendritic tubular pores; fragments; strongly acid, pH 5.5, pH meter; clear smooth boundary.; moist when described; observed in pit, small
    Bw5—88 to 125 centimeters (34.6 to 49.2 inches); dark reddish brown (5YR 3/2) crushed hydrous silty clay loam; weak medium subangular blocky structure; slightly hard, very friable, slightly sticky, slightly plastic; strongly smeary; moderately slow permeability; moderate excavation difficulty; 0.5 fine roots throughout; 1.0 very fine dendritic tubular and 1.0 medium dendritic tubular pores; fragments; strongly acid, pH 5.5, pH meter; clear smooth boundary.; moist when described; observed in pit, small