IDENTIFIERS

  • Current Taxon Name (Soil Name): Coloso
  • OSD
  • Series Extent
  • User Site ID: S2007PR011001
  • User Pedon ID: D07PR011001
  • Lab Information:
  • Certified Lab Pedon Description - yes
  • Lab Source ID - SSL
  • Lab Pedon # - 07N0371
  • NCSS Pedon Lab Data NASIS Record ID - 19220
  • Print Date: 2/16/2025

    • 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: 18.2785282
  • Std. Longitude: -67.1625519
  • Datum: WGS84
  • State: Puerto Rico
  • County: PR001—Adjuntas
  • MLRA: 272—Humid Coastal Plains
  • Non-MLRA Soil Survey Area: PR684—Mayaguez Area, Puerto Rico Western Part

    • PEDON

  • Describers Name: JLL, SRT, MM, EF
  • Current Taxonomic Class: Very-fine, kaolinitic, acid, isohyperthermic Vertic Endoaquepts
  • Current Taxon Kind: series
  • Pedon Type: classifies to current taxon name, full description
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: NASIS
  • Pedon #: 1
  • Correlated Information:
  • Soil Name - Coloso
  • Classificaton Date - 3/12/2019
  • Soil Taxonomic Edition - twelfth edition
  • Moisture Subclass - typic
  • Sampled As Information:
  • Soil Name - Coloso
  • Taxonomic Class - Very-fine, kaolinitic, acid, isohyperthermic Vertic Endoaquepts
  • Taxon Kind - series
  • Classificaton Date - 1/16/2007
  • Soil Taxonomic Edition - tenth edition
  • Moisture Class - udic
  • Moisture SUBClass - udic
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: alluvium
  • Landscape: coastal plain
  • Landform: flood plain
  • Slope Shape Across: linear
  • Slope Shape Down: linear
  • Drainage Class: moderately well
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 1/16/2007 (actual site observation date)
  • Air Photo ID: A.S. 34
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - grass/herbaceous cover
  • Site Obs. Cover Kind 2 - hayland
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
    • Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    ochric epipedon

    redox concentrations

    cambic horizon

    redox depletions with chroma 2 or less

    aquic conditions

    reduced matrix

    endosaturation

    0—25

    0—183

    25—76

    53—183

    76—183

    76—183

    76—183

    —25—

    —183—

    —51—

    —130—

    —107—

    —107—

    —107—
    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

    —

    —

    —

    —

    350

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Ap—0 to 25 centimeters (0.0 to 9.8 inches); dark grayish brown (10YR 4/2) clay; firm, slightly sticky, moderately plastic; common very fine roots throughout and common fine roots throughout; few very fine tubular and few fine irregular pores; 20 percent yellowish red (5YR 4/6), moist, masses of oxidized iron on surfaces along root channels; fragments; strongly acid, pH 5.5; abrupt smooth boundary. Lab sample # 07N01892. 5% 10Y 4/1
    Bw1—25 to 53 centimeters (9.8 to 20.9 inches); brown (10YR 4/3) and dark grayish brown (2.5Y 4/2) clay; weak fine subangular blocky, and weak medium subangular blocky structure; firm, slightly sticky, moderately plastic; few very fine roots throughout; few medium tubular and few fine irregular pores; 10 percent brown (7.5YR 4/4), moist, masses of oxidized iron and 10 percent fine black (10YR 2/1), moist, iron-manganese masses; fragments; slightly acid, pH 6.5; clear smooth boundary. Lab sample # 07N01893
    Bw2—53 to 66 centimeters (20.9 to 26.0 inches); 10 percent grayish brown (2.5Y 5/2) and 55 percent brown (10YR 4/3) clay; weak medium subangular blocky, and weak fine subangular blocky structure; friable, slightly sticky, moderately plastic; few very fine roots throughout; common medium tubular and few fine irregular pores; 1 percent fine black (10YR 2/1), moist, iron-manganese masses and 5 percent greenish gray (10Y 5/1), moist, iron depletions and 20 percent strong brown (7.5YR 4/6), moist, masses of oxidized iron; fragments; neutral, pH 7.0; clear wavy boundary. Lab sample # 07N01894
    Bw3—66 to 76 centimeters (26.0 to 29.9 inches); dark grayish brown (10YR 4/2) silty clay loam; weak fine subangular blocky, and weak medium subangular blocky structure; friable, slightly sticky, moderately plastic; few very fine roots throughout; common fine irregular and few fine tubular pores; 1 percent fine black (10YR 2/1), moist, iron-manganese masses and 15 percent greenish gray (10Y 5/1), moist, iron depletions and 20 percent strong brown (7.5YR 5/8), moist, masses of oxidized iron; fragments; neutral, pH 7.0; clear wavy boundary. Lab sample # 07N01895
    Cg1—76 to 107 centimeters (29.9 to 42.1 inches); dark grayish brown (10YR 4/2) silty clay loam; massive; friable, slightly sticky, moderately plastic; few very fine roots throughout; few medium irregular and common fine irregular pores; 1 percent fine black (10YR 2/1), moist, iron-manganese masses and 15 percent strong brown (7.5YR 5/6), moist, masses of oxidized iron and 30 percent greenish gray (10Y 5/1), moist, iron depletions; fragments; neutral, pH 7.0; clear wavy boundary. Lab sample # 07N01896
    Cg2—107 to 183 centimeters (42.1 to 72.0 inches); dark grayish brown (10YR 4/2) silty clay loam; massive; friable, slightly sticky, moderately plastic; few very fine roots throughout; 1 percent fine black (10YR 2/1), moist, iron-manganese masses and 5 percent greenish gray (10Y 5/1), moist, iron depletions and 15 percent strong brown (7.5YR 4/6), moist, masses of oxidized iron; fragments; neutral, pH 7.0. Lab sample # 07N01897