IDENTIFIERS

  • Current Taxon Name (Soil Name): Honuaulu
  • OSD
  • Series Extent
  • User Site ID: S2000HI001005
  • User Pedon ID: S2000HI001005
  • Vegetation Plot ID: S2000HI001005
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 00P0806
  • NCSS Pedon Lab Data NASIS Record ID - 12304
  • 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: 19.5399723
  • Std. Longitude: -155.9327850
  • Datum: WGS84
  • Location Description: Alan Wall Ranch; about 100 meters makai of house, pedon is 12 meters north of ranch road.
  • 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 #: 5
  • Sampled As Information:
  • Soil Name - Honuaulu
  • Taxonomic Class - Hydrous-skeletal, ferrihydritic Typic Hydrudands
  • PSC - 0 to 98 cm.
  • Classificaton Date - 3/20/2000
  • Moisture Class - udic
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landscape: mountains
  • Landform: lava plain
  • Anthropogenic Feature: leveled land
  • Slope Shape Across: linear
  • Slope Shape Down: linear
  • Runoff: high
  • Drainage Class: well
  • Bedrock: aa lava
  • Surface Fragments: 0.00 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

    PECL2

    PRPA4

    Pennisetum clandestinum

    Prosopis pallida

    kikuyugrass

    kiawe

    —

    —

    —

    —

    —

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

    umbric epipedon

    andic soil properties

    lithic contact

    0—98

    0—98

    98—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

    12

    —

    —

    447

    —

    270

    1370

    —

    —

    20

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    A1—0 to 10 centimeters (0.0 to 3.9 inches); black (10YR 2/1) silty clay loam; strong very fine and fine granular, and strong very fine and fine subangular blocky structure; slightly hard, very friable, slightly sticky, nonplastic; 21.0 very fine and fine roots; 21.0 very fine and fine interstitial pores; 5 percent by volume subrounded 2-39-75 millimeter aa lava fragments; abrupt wavy boundary. Lab sample # 00P05017. (8 to 13cm)
    A2—10 to 30 centimeters (3.9 to 11.8 inches); black (10YR 2/1) silty clay loam; strong very fine and fine granular, and strong very fine and fine subangular blocky structure; slightly hard, friable, slightly sticky, nonplastic; 3.0 very fine and fine roots; 21.0 very fine and fine interstitial pores; 10 percent by volume subrounded 2-39-75 millimeter aa lava fragments; abrupt wavy boundary. Lab sample # 00P05018. (15 to 20cm)
    Bw1—30 to 43 centimeters (11.8 to 16.9 inches); dark reddish brown (5YR 2/2), brown (7.5YR 4/4), dry; gravelly silt loam; moderate fine and medium subangular blocky structure; slightly hard, very friable, nonsticky, nonplastic; 3.0 very fine and fine roots and 0.5 medium and coarse roots; 21.0 very fine and fine tubular pores; 5 percent by volume subangular 75-162-250 millimeter aa lava fragments and 15 percent by volume subrounded 2-39-75 millimeter aa lava fragments; clear wavy boundary. Lab sample # 00P05019. (9 to 15cm)
    Bw2/2C1—43 to 63 centimeters (16.9 to 24.8 inches); dark reddish brown (5YR 2/2), strong brown (7.5YR 4/6), dry; very gravelly silt loam; moderate fine and medium subangular blocky structure; slightly hard, very friable, nonsticky, nonplastic; 0.5 very fine and fine roots and 0.5 medium and coarse roots; 21.0 very fine and fine tubular pores; 10 percent by volume subangular 75-162-250 millimeter aa lava fragments and 35 percent by volume subrounded 2-39-75 millimeter aa lava fragments; clear wavy boundary. Lab sample # 00P05020. (18 to 25cm)
    Bw3—63 to 88 centimeters (24.8 to 34.6 inches); very dark brown (7.5YR 2/2), dark yellowish brown (10YR 4/6), dry; very gravelly silt loam; weak fine and medium subangular blocky structure; slightly hard, very friable, nonsticky, nonplastic; 0.5 very fine and fine roots; 21.0 very fine and fine tubular pores; 10 percent by volume subangular 75-162-250 millimeter aa lava fragments and 35 percent by volume subrounded 2-39-75 millimeter aa lava fragments; clear wavy boundary. Lab sample # 00P05021
    Bw4/2C3—88 to 98 centimeters (34.6 to 38.6 inches); very dark brown (7.5YR 2/2), dark yellowish brown (10YR 4/4), dry; very gravelly silt loam; massive; slightly hard, very friable, nonsticky, nonplastic; 0.5 very fine and fine roots; 3.0 very fine tubular pores; 10 percent by volume subangular 75-162-250 millimeter aa lava fragments and 25 percent by volume subrounded 2-39-75 millimeter aa lava fragments; abrupt irregular boundary. Lab sample # 00P05022
    2R—98 centimeters (38.6 inches); fragments. Hard 'a'a bluerock.