IDENTIFIERS

  • Current Taxon Name (Soil Name): Coloso
  • OSD
  • Series Extent
  • User Site ID: S2007PR151001
  • User Pedon ID: D07PR151001
  • Lab Information:
  • Certified Lab Pedon Description - yes
  • Lab Source ID - SSL
  • Lab Pedon # - 07N0368
  • NCSS Pedon Lab Data NASIS Record ID - 19217
  • 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: 18.0568619
  • Std. Longitude: -65.8729706
  • Datum: WGS84
  • State: Puerto Rico
  • County: PR001—Adjuntas
  • MLRA: 270—Humid Mountains and Valleys
  • Non-MLRA Soil Survey Area: PR689—Humacao Area, Puerto Rico Eastern Part

    • PEDON

  • Describers Name: SRT, JLL
  • Current Taxonomic Class: Very-fine, kaolinitic, acid, isohyperthermic Vertic Endoaquepts
  • Current Taxon Kind: series
  • Pedon Record Orgin: NASIS
  • Pedon #: 1
  • Correlated Information:
  • Soil Name - Coloso
  • Classificaton Date - 1/1/1977
  • Soil Taxonomic Edition - first edition
  • Moisture Class - udic
  • Moisture Subclass - aeric
  • Sampled As Information:
  • Soil Name - Coloso
  • Taxonomic Class - Very-fine, kaolinitic, acid, isohyperthermic Vertic Endoaquepts
  • Taxon Kind - series
  • Classificaton Date - 9/17/2007
  • Soil Taxonomic Edition - tenth edition
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: alluvium
  • Landscape: coastal plain
  • Landform: flood plain
  • Slope Complexity: simple
  • Slope Shape Across: linear
  • Slope Shape Down: linear
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 9/17/2007 (entry creation date)
  • Air Photo ID: A.S. 39
  • Surface Cover Properties:
  • 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

    cambic horizon

    redox concentrations

    aquic conditions

    endosaturation

    reduced matrix

    0—30

    30—183

    30—183

    124—183

    124—183

    124—183

    —30—

    —153—

    —153—

    —59—

    —59—

    —59—
    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

    1

    —

    —

    9

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Ap—0 to 23 centimeters (0.0 to 9.1 inches); very dark grayish brown (10YR 3/2), light brownish gray (2.5Y 6/2), dry; sandy clay loam; 50 percent sand; 25 percent clay; weak very fine granular, and weak fine granular structure; slightly hard, friable, nonsticky, slightly plastic; 3.0 very fine roots and 3.0 fine roots; 2.0 very fine interstitial and 2.0 fine interstitial pores; fragments; slightly acid, pH 6.5; clear smooth boundary. Lab sample # 07N01876; observed in push tube
    A—23 to 30 centimeters (9.1 to 11.8 inches); very dark grayish brown (10YR 3/2), light brownish gray (10YR 6/2), dry; loam; moderate very fine granular, and moderate fine granular structure; soft, friable, nonsticky, slightly plastic; 2.0 very fine roots and 2.0 fine roots; 2.0 very fine interstitial and 1.0 fine irregular and 2.0 fine interstitial pores; 4 percent by volume unspecified fragments; moderately acid, pH 6.0; abrupt smooth boundary. Lab sample # 07N01877; observed in push tube. Rock fragments for horizon A are 3-5% CF.
    Bt1—30 to 56 centimeters (11.8 to 22.0 inches); brown (10YR 4/3) and light yellowish brown (2.5Y 6/4) clay loam; 40 percent sand; 30 percent clay; weak fine subangular blocky, and weak medium subangular blocky structure; slightly hard, friable, nonsticky, slightly plastic; 1.0 fine roots; 3.0 very fine irregular and 1.0 fine tubular pores; 5 percent faint clay films on surfaces along root channels and 5 percent faint clay films on all faces of peds; 1 percent fine black (10YR 2/1), moist, iron-manganese masses and 1 percent fine yellowish red (5YR 5/8), moist, masses of oxidized iron; fragments; moderately acid, pH 6.0; clear smooth boundary. Lab sample # 07N01878; observed in push tube. continuous - phpvsfiid 1519983; continuous - phpvsfiid 1519984; continuous - phpvsfiid 1519983; continuous - phpvsfiid 1519984
    Bt2—56 to 102 centimeters (22.0 to 40.2 inches); yellowish brown (10YR 5/4) clay loam; 30 percent sand; 35 percent clay; weak fine subangular blocky, and weak medium subangular blocky structure; slightly hard, friable, slightly sticky, moderately plastic; 1.0 fine roots; 1.0 very fine tubular and 2.0 very fine irregular and 2.0 fine irregular pores; 5 percent distinct clay films on surfaces along root channels and 5 percent distinct clay films on all faces of peds; 1 percent fine black (10YR 2/1), moist, iron-manganese masses and 1 percent fine yellowish red (5YR 5/8), moist, masses of oxidized iron; fragments; moderately acid, pH 6.0; clear wavy boundary. Lab sample # 07N01879; observed in push tube. continuous - phpvsfiid 1519985; continuous - phpvsfiid 1519986; continuous - phpvsfiid 1519985; continuous - phpvsfiid 1519986
    Bt3—102 to 124 centimeters (40.2 to 48.8 inches); brown (10YR 5/3) and brown (10YR 4/3) silty clay; 60 percent clay; moderate fine subangular blocky, and moderate medium subangular blocky structure; slightly hard, firm, slightly sticky, moderately plastic; 3.0 fine roots; 1.0 very fine tubular and 2.0 very fine irregular and 2.0 fine irregular pores; 5 percent prominent on surfaces along root channels and 5 percent prominent on all faces of peds; 1 percent fine black (10YR 2/1), moist, iron-manganese masses and 7 percent fine reddish yellow (7.5YR 6/8), moist, masses of oxidized iron and 7 percent fine yellowish red (5YR 4/6), moist, masses of oxidized iron; fragments; moderately acid, pH 6.0; diffuse wavy boundary. Lab sample # 07N01880; observed in push tube. continuous - phpvsfiid 1519987; continuous - phpvsfiid 1519988; continuous - phpvsfiid 1519987; continuous - phpvsfiid 1519988
    Bt4—124 to 160 centimeters (48.8 to 63.0 inches); grayish brown (2.5Y 5/2) silty clay loam; 40 percent clay; weak fine subangular blocky structure; slightly hard, firm, slightly sticky, moderately plastic; 3.0 fine roots; 1.0 very fine tubular and 2.0 very fine irregular and 2.0 fine irregular pores; 10 percent prominent clay films on surfaces along root channels; 7 percent fine yellowish red (5YR 5/8), moist, masses of oxidized iron and 7 percent fine yellowish red (5YR 4/6), moist, masses of oxidized iron and 10 percent fine black (10YR 2/1), moist, iron-manganese masses; fragments; moderately acid, pH 6.0; abrupt wavy boundary. Lab sample # 07N01881; observed in push tube. Presence of Mn02, Positive H2O2 5% for horizon Bt4. ; continuous - phpvsfiid 1519989; continuous - phpvsfiid 1519989
    Bwg—160 to 183 centimeters (63.0 to 72.0 inches); gray (10YR 6/1) silty clay loam; 40 percent clay; weak medium subangular blocky structure; hard, firm, slightly sticky, moderately plastic; 1.0 fine roots; 2.0 very fine irregular and 1.0 very fine tubular and 2.0 fine irregular pores; 1 percent medium pale brown (10YR 6/3), moist, masses of oxidized iron and 1 percent fine pale brown (10YR 6/3), moist, masses of oxidized iron and 10 percent fine yellowish red (5YR 4/6), moist, masses of oxidized iron and 10 percent fine black (10YR 2/1), moist, iron-manganese masses; fragments; moderately acid, pH 6.0. Lab sample # 07N01882; observed in push tube. Presence of Mn02, Positive H202 5% for horizon Bwg.