IDENTIFIERS

  • Current Taxon Name (Soil Name): Unnamed
  • OSD
  • Series Extent
  • User Site ID: S1961PR121003
  • User Pedon ID: S1961PR121003
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 40A0554
  • NCSS Pedon Lab Data NASIS Record ID - 33082
  • 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: 18.0444450
  • Std. Longitude: -66.9938889
  • Datum: WGS84
  • Location Description: Lajas Valley, Puerto Rico, Highway 117, 160 feet west and 100 feet north of kilometer marker 7.4. Aerial photograph GS-LR-6-80. Suroeste Soil Conservation District.
  • State: Puerto Rico
  • Non-MLRA Soil Survey Area: PR687—Lajas Valley Area, Puerto Rico

    • PEDON

  • Describers Name: W. E. McKinzie.
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 3
  • Sampled As Information:
  • Soil Name - Unnamed
  • PSC - 25 to 100 cm.
  • Classificaton Date - 3/18/1961
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Hill Slope Profile: footslope
  • Runoff: medium
  • Drainage Class: moderately well
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 3/18/1961 (actual site observation date)
  • Air Photo ID: GSLR-6-80
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - crop cover
  • 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

    10

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    135

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    AP—0 to 15 centimeters (0.0 to 5.9 inches); very dark gray (5YR 3/1) clay; weak fine granular structure; very hard, very firm, moderately sticky, moderately plastic; 21.0 fine roots; fragments; slightly acid, pH 6.3, unspecified; clear smooth boundary. Lab sample # 40A04074
    A12—15 to 30 centimeters (5.9 to 11.8 inches); dark reddish brown (5YR 3/2) clay; massive parts to weak medium and coarse subangular blocky parts to weak fine granular; very hard, very firm, moderately sticky, moderately plastic; 21.0 roots; fragments; slightly acid, pH 6.3, unspecified; clear smooth boundary. Lab sample # 40A04075. Seams and pockets less than one inch in diameter of very dark gray (5YR 3/1) clay.
    B2—30 to 46 centimeters (11.8 to 18.1 inches); dark reddish brown (5YR 3/2) and dark reddish gray (5YR 4/2) silty clay; massive parts to weak medium and coarse angular blocky parts to weak fine granular; hard when dry, firm, moderately sticky, moderately plastic; 75 percent pressure faces; fragments; neutral, pH 7.0, unspecified; gradual smooth boundary. Lab sample # 40A04076. Common sand-size yellowish brown pebbles of saprolite.
    B3—46 to 66 centimeters (18.1 to 26.0 inches); dark reddish gray (5YR 4/2) Error; massive parts to weak fine granular; hard when dry, firm, moderately sticky, moderately plastic; clay films; fragments; neutral, pH 7.0, unspecified; gradual wavy boundary. Lab sample # 40A04077. 20 to 30 percent sand-size saprolite; surface of soil peds slightly darker than interior.; discontinuous - phpvsfiid 188107; discontinuous - phpvsfiid 188107
    C1—66 to 97 centimeters (26.0 to 38.2 inches); 20 percent dark reddish gray (5YR 4/2) silty clay; massive; slightly hard, friable, slightly sticky, slightly plastic; fragments; neutral, pH 7.0, unspecified; gradual wavy boundary. Lab sample # 40A04078. 80 percent saprolite which has some spherical structure of 2- to 4-inch diameter, outside color dark reddish brown (2.5YR 3/4), inside color pale red (2.5YR 6/2).
    C2—97 to 117 centimeters (38.2 to 46.1 inches); friable; fragments; slightly alkaline, pH 7.6, unspecified. Lab sample # 40A04079. Coarse bedded volcanic-flow conglomerate, partly weathered, breaks with difficulty between fingers when dry.