IDENTIFIERS

  • Current Taxon Name (Soil Name): Honuaulu
  • OSD
  • Series Extent
  • User Site ID: S2000HI001006
  • User Pedon ID: S2000HI001006
  • Vegetation Plot ID: S2000HI001006
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 00P0807
  • NCSS Pedon Lab Data NASIS Record ID - 12305
  • Print Date: 11/23/2024

    • 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: 19.5372219
  • Std. Longitude: -155.9377441
  • Datum: WGS84
  • Location Description: Alan Wall Ranch, drive makai on ranch road to second gate; pedon is located 37 meters southwest of second gate and 15 meters west of rock wall.
  • State: Hawaii
  • County: HI001—Hawaii
  • 7.5 Minute USGS Quad: THI0073—Kealakekua, Hawaii

    • PEDON

  • Describers Name: Bob Gavenda, Oliver Chadwick, Mike Kolman
  • Current Taxon Kind: series
  • Pedon Type: classifies to current taxon name, full description
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 6
  • Sampled As Information:
  • Soil Name - Honuaulu
  • Taxonomic Class - Hydrous-skeletal, ferrihydritic Typic Hydrudands
  • PSC - 25 to 90 cm.
  • Classificaton Date - 3/20/2000
  • Moisture Class - ustic
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landscape: mountains
  • Landform: lava plain
  • Slope Shape Across: linear
  • Slope Shape Down: linear
  • Runoff: medium
  • Drainage Class: well
  • Bedrock: aa lava
  • Surface Fragments: 5.00 percent
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 3/20/2000 (actual site observation date)
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - grass/herbaceous cover
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
    • Vegetation Plot Plants
    Plant Symbol Scientific Name National Vernacular Name Plant Type Group Canopy Cover % Vegetation Stata Level

    PRPA4

    URMA3

    Prosopis pallida

    Urochloa maxima

    kiawe

    guineagrass

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    —

    —

    —

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    Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    umbric epipedon

    andic soil properties

    lithic contact

    0—90

    0—90

    90—0

    —-

    —-

    —-
    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

    10

    —

    —

    323

    —

    270

    1120

    —

    —

    21

    —

    —

    —

    —

    —

    —

    —

    —

    —

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    A1—0 to 10 centimeters (0.0 to 3.9 inches); black (10YR 2/1), very dark grayish brown (10YR 3/2), dry; silt loam; strong very fine and fine subangular blocky structure; hard when dry, firm, slightly sticky, nonplastic; 21.0 very fine and fine roots and 0.5 medium and coarse roots; 21.0 very fine and fine interstitial pores; 3 percent by volume subangular 75-162-250 millimeter aa lava fragments and 5 percent by volume subangular 2-39-75 millimeter aa lava fragments; clear smooth boundary. Lab sample # 00P05023. (8 to 12cm)
    A2—10 to 22 centimeters (3.9 to 8.7 inches); black (10YR 2/1), very dark brown (10YR 2/2), dry; silt loam; strong very fine and fine granular, and strong very fine and fine subangular blocky structure; hard when dry, firm, slightly sticky, nonplastic; 3.0 very fine and fine roots and 0.5 medium and coarse roots; 21.0 very fine and fine interstitial pores; 5 percent by volume subangular 75-162-250 millimeter aa lava fragments and 10 percent by volume subangular 2-39-75 millimeter aa lava fragments; abrupt wavy boundary. Lab sample # 00P05024. (10 to 22 cm)
    2C1/Bw1—22 to 52 centimeters (8.7 to 20.5 inches); very dark brown (7.5YR 2/2), dark brown (7.5YR 3/4), dry; extremely gravelly loam; massive; loose, loose, nonsticky, nonplastic; 3.0 very fine and fine roots; 21.0 very fine and fine interstitial pores; 10 percent by volume subangular 250-425-600 millimeter aa lava fragments and 50 percent by volume subrounded 2-39-75 millimeter aa lava fragments; clear wavy boundary. Lab sample # 00P05025. (22 to 52cm)
    2C2/Bw2—52 to 90 centimeters (20.5 to 35.4 inches); very dark brown (7.5YR 2/2), dark yellowish brown (10YR 4/6), dry; extremely gravelly loam; massive; loose, loose, nonsticky, nonplastic; 0.5 very fine and fine roots; 21.0 very fine and fine interstitial pores; 10 percent by volume subangular 250-425-600 millimeter aa lava fragments and 25 percent by volume subangular 75-162-250 millimeter aa lava fragments and 50 percent by volume subrounded 2-39-75 millimeter aa lava fragments; abrupt irregular boundary. Lab sample # 00P05026. (50 to 90cm)
    2R—90 centimeters (35.4 inches); fragments. Hard 'a'a bluerock.