IDENTIFIERS

  • Current Taxon Name (Soil Name): Coto
  • OSD
  • Series Extent
  • User Site ID: S1987PR007003
  • User Pedon ID: 87PR007003
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 87P0294
  • NCSS Pedon Lab Data NASIS Record ID - 59589
  • Print Date: 11/21/2024

    • 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: 18.4586105
  • Std. Longitude: -67.0613861
  • Datum: WGS84
  • Location Description: Puerto Rico; Noroeste SWCD. 1.9 mi W on HWY 2 from Jct. of HWY 112, 0.2 mi S of Fld. Rd. and 30 feet W of Rd.
  • State: Puerto Rico
  • County: PR007—Aguas Buenas
  • MLRA: 272—Humid Coastal Plains

    • PEDON

  • Describers Name: D. Williams, L. Rivera, G. Acevedo, W. Lynn
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from SSL-CMS data
  • Pedon #: 3
  • Sampled As Information:
  • Soil Name - Coto
  • Taxonomic Class - Very-fine, kaolinitic Xanthic Kandiudox
  • PSC - 25 to 100 cm.
  • Classificaton Date - 4/1/1987
  • Moisture Class - udic
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landscape: coastal plain
  • Landform: terrace—outwash or marine
  • Slope Shape Down: convex
  • Runoff: medium
  • Drainage Class: well
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 4/1/1987 (actual site observation date)
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - crop cover
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Site Erosion Accelerated: water erosion
    • Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    ochric epipedon

    oxic horizon

    0—22

    22—97

    —-

    —-
    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

    2

    —

    —

    149

    —

    —

    —

    —

    25

    27

    24

    28

    30

    27

    —

    —

    —

    —

    —
    1Ap—0 to 22 centimeters (0.0 to 8.7 inches); dark brown (7.5YR 3/4) interior clay; weak fine subangular blocky structure; friable, slightly sticky, slightly plastic; 2.5 fine roots throughout; 1 percent fine spherical iron-manganese masses; fragments; strongly acid, pH 5.4, phenol red; abrupt smooth boundary. Lab sample # 87P01463. Common fine quartz grains, few black charcoal fragments, mixing of B material is lower pH.; few fine soft masses of iron-manganese concentrations; common fine roots throughout
    1Bo1—22 to 48 centimeters (8.7 to 18.9 inches); strong brown (7.5YR 4/6) interior clay; weak medium subangular blocky, and weak fine subangular blocky structure; friable, slightly sticky, moderately plastic; 2.5 fine roots throughout; 0.5 fine tubular pores; 15 percent faint , moist, coats on faces of peds; fragments; neutral, pH 6.8, phenol red; gradual smooth boundary. Lab sample # 87P01464. Few old root channels, few fine quartz grains.; few coats surface features on faces of peds; common fine roots throughout; discontinuous - phpvsfiid 221588; discontinuous - phpvsfiid 221588
    1Bo2—48 to 78 centimeters (18.9 to 30.7 inches); strong brown (7.5YR 5/6) interior clay; weak medium subangular blocky, and weak fine subangular blocky structure; friable, slightly sticky, moderately plastic; 0.5 fine roots throughout; 0.5 fine tubular pores; 15 percent faint , moist, coats on faces of peds; 1 percent fine spherical iron-manganese masses; 1 percent fine spherical clay bodies; fragments; neutral, pH 7.0, phenol red; gradual smooth boundary. Lab sample # 87P01465. Few old root channels, few insect tunnels, few fine quartz grains.; few fine clay bodies concentrations; few fine soft masses of iron-manganese concentrations; few coats surface features on faces of peds; few fine roots throughout; discontinuous - phpvsfiid 221589; discontinuous - phpvsfiid 221589
    1Bo3—78 to 97 centimeters (30.7 to 38.2 inches); strong brown (7.5YR 5/6) interior clay; 1 percent red (2.5YR 4/6) fine distinct mottles; weak medium subangular blocky, and weak fine subangular blocky structure; friable, slightly sticky, moderately plastic; 0.5 fine tubular pores; 15 percent faint strong brown (7.5YR 5/6), moist, coats on faces of peds; fragments; neutral, pH 7.0, phenol red; clear smooth boundary. Lab sample # 87P01466. Few old root channels, few fine quartz grains.; few coats surface features on faces of peds; few fine distinct 2.5YR46 mottles; discontinuous - phpvsfiid 221590; discontinuous - phpvsfiid 221590
    2Bw1—97 to 135 centimeters (38.2 to 53.1 inches); strong brown (7.5YR 5/6) interior clay loam; 1 percent red (2.5YR 4/6) fine distinct mottles; weak medium subangular blocky structure; firm, slightly sticky, slightly plastic; 0.5 fine tubular pores; 55 percent distinct strong brown (7.5YR 5/6), moist, coats on all faces of peds; fragments; neutral, pH 7.2, phenol red; gradual smooth boundary. Lab sample # 87P01467. Many fine unaltered clay frag, few old root channels, few fine quartz grains.; many coats surface features on vertical and horizontal faces of peds; few fine distinct 2.5YR46 mottles; continuous - phpvsfiid 221591; continuous - phpvsfiid 221591
    2Bw2—135 to 167 centimeters (53.1 to 65.7 inches); strong brown (7.5YR 5/6) interior clay loam; 1 percent red (2.5YR 4/6) fine distinct mottles; weak medium subangular blocky structure; firm, slightly sticky, slightly plastic; 0.5 fine tubular pores; 55 percent distinct strong brown (7.5YR 5/6), moist, coats on all faces of peds; fragments; neutral, pH 7.2, phenol red; clear smooth boundary. Lab sample # 87P01468. Many fine unaltered clay frag, few old root channels.; many coats surface features on vertical and horizontal faces of peds; few fine distinct 2.5YR46 mottles; continuous - phpvsfiid 221592; continuous - phpvsfiid 221592
    3Bw3—167 to 227 centimeters (65.7 to 89.4 inches); strong brown (7.5YR 5/6) interior clay; 1 percent red (2.5YR 4/6) fine distinct mottles; weak medium angular blocky structure; firm, moderately sticky, moderately plastic; 0.5 fine tubular pores; 55 percent distinct strong brown (7.5YR 5/6), moist, coats on all faces of peds; fragments; neutral, pH 7.0, phenol red. Lab sample # 87P01469. 10% small striated slickenside faces-3 to 8 cm across, many fine unaltered clay frag.; many coats surface features on vertical and horizontal faces of peds; few fine distinct 2.5YR46 mottles; continuous - phpvsfiid 221593; continuous - phpvsfiid 221593