IDENTIFIERS

  • Current Taxon Name (Soil Name): Uwala
  • OSD
  • Series Extent
  • User Site ID: S1962HI009033
  • User Pedon ID: S1962HI009033
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 40A5596
  • NCSS Pedon Lab Data NASIS Record ID - 42839
  • Print Date: 4/21/2025

    • 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: 20.7640934
  • Std. Longitude: -156.9000244
  • Datum: WGS84
  • Location Description: 63 meters (210 feet) west of the east end of Block B-5 in field 5425 which is approximately 7 km (4-1/4 miles) south of Lanai City Post Office. After proceeding 7 km (4-1/4 miles) south, turn east in field in field 5425 and proceed 1.7 km (1.1 miles), turn south for .16 km (0.1 mile). Pit site is 63 meters (210 feet) west of this point located 8 lines from the south side of the block.
  • State: Hawaii
  • County: HI009—Maui
  • Non-MLRA Soil Survey Area: HI980—Island of Maui, Hawaii

    • PEDON

  • Describers Name: R. C. Malmgren
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 33
  • Sampled As Information:
  • Soil Name - Uwala
  • Classificaton Date - 9/1/1962
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

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

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 9/1/1962 (actual site observation date)
  • Surface Cover Properties:
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
    • 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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    396

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    ; fragments. This is moderate to highly weathered basic igneous rock.
    Ap1—0 to 20 centimeters (0.0 to 7.9 inches); dark reddish brown (5YR 3/4) silty clay loam; weak fine and medium subangular blocky structure; soft, friable, slightly sticky, moderately plastic; 0.5 roots; 3.0 very fine and fine tubular pores; 1 percent dark concretions; fragments; strong effervescence, by hydrogen peroxide, unspecified; clear wavy boundary. Lab sample # 40A41998
    Ap2—20 to 40 centimeters (7.9 to 15.7 inches); dark reddish brown (5YR 3/3) silty clay loam; 3 percent dark reddish brown (5YR 3/4) medium faint mottles; weak very fine and fine subangular blocky structure; soft, friable, slightly sticky, moderately plastic; 0.5 roots; 21.0 very fine and fine tubular pores; 1 percent dark concretions; fragments; strong effervescence, by hydrogen peroxide, unspecified; abrupt wavy boundary. Lab sample # 40A41999
    B2—40 to 70 centimeters (15.7 to 27.6 inches); dark reddish brown (5YR 3/3) silty clay loam; strong very fine and fine angular blocky structure; slightly hard, firm, moderately sticky, moderately plastic; 0.5 roots; 3.0 very fine and fine tubular pores; fragments; noneffervescent, by hydrogen peroxide, unspecified; clear wavy boundary. Lab sample # 40A42000
    C1—70 to 105 centimeters (27.6 to 41.3 inches); 85 percent dark yellowish brown (10YR 3/4) and dark reddish brown (5YR 3/4) silty clay loam; weak very fine and fine subangular blocky structure; soft, friable, slightly sticky, moderately plastic; 0.5 roots; 21.0 very fine and fine tubular pores; fragments; noneffervescent, by hydrogen peroxide, unspecified; clear wavy boundary. Lab sample # 40A42001. 75 to 90 percent of this horizon is highly weathered basic igneous rock of 10YR 3/4 color. This rock material is very porous and loose; it contains clay flow-like material on it. The rock material breaks into strong medium and fine angular blocky material
    2C2—105 to 155 centimeters (41.3 to 61.0 inches); dark reddish brown (5YR 3/4) and dark reddish brown (2.5YR 3/4) and dusky red (10R 3/3) and dark red (10R 3/6) silty clay loam; weak fine and medium subangular blocky structure; 21.0 very fine and fine tubular and 0.5 medium tubular pores; on faces of peds; fragments; clear wavy boundary. Lab sample # 40A42002. patchy - phpvsfiid 190613; patchy - phpvsfiid 190613
    3C3—155 to 175 centimeters (61.0 to 68.9 inches); fragments. Lab sample # 40A42003