IDENTIFIERS

  • Current Taxon Name (Soil Name): Moca
  • OSD
  • Series Extent
  • User Site ID: S1989PR101001
  • User Pedon ID: 89PR101001
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 89P0405
  • NCSS Pedon Lab Data NASIS Record ID - 61509
  • 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: 18.3594437
  • Std. Longitude: -66.4358368
  • Datum: WGS84
  • Location Description: Morovis Municipal P.R.; Arecibo ss sheet #31; 2.6 mi on Hwy 633 from jct with Hwy 149 and 0.3 mi N on Hwy 155; 300 feet E of road in pasture
  • State: Puerto Rico
  • County: PR101—Morovis
  • MLRA: 272—Humid Coastal Plains

    • PEDON

  • Describers Name: D. Williams, C. Santiago
  • Current Taxonomic Class: Very-fine, mixed, semiactive, isohyperthermic Vertic Paleudults
  • Current Taxon Kind: series
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from SSL-CMS data
  • Pedon #: 1
  • Correlated Information:
  • Soil Name - Moca
  • Classificaton Date - 10/29/2021
  • Soil Taxonomic Edition - twelfth edition
  • Sampled As Information:
  • Soil Name - Moca
  • Taxonomic Class - Clayey, mixed Typic Paleudults
  • PSC - 38 to 89 cm.
  • Classificaton Date - 2/1/1989
  • Moisture Class - udic
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landscape: coastal plain
  • Geomorphic Component Hills: side slope
  • Slope Shape Down: convex
  • Runoff: low
  • Drainage Class: somewhat poorly
  • Surface Fragments: 0.00 percent
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 2/1/1989 (actual site observation date)
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - grass/herbaceous 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

    argillic horizon

    0—18

    18—236

    —-

    —-
    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

    5

    —

    —

    130

    —

    135

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    3431

    —
    Ap—0 to 18 centimeters (0.0 to 7.1 inches); dark brown (7.5YR 3/2) clay loam; 31 percent clay; moderate fine subangular blocky, and moderate fine granular structure; friable, moderately sticky, moderately plastic; 2.5 fine roots throughout; 1 percent fine spherical iron-manganese concretions; fragments; strongly acid, pH 5.4, chlorophenol red; abrupt wavy boundary. Lab sample # 89P02269. few earth worms, common earth worm casts 5% mixing of Bt material; few fine iron-manganese concretions concentrations; common fine roots throughout
    Bt1—18 to 38 centimeters (7.1 to 15.0 inches); yellowish red (5YR 4/6) clay; 55 percent clay; 30 percent dark yellowish brown (10YR 4/6) medium distinct mottles; moderate fine and medium subangular blocky structure; firm, very sticky, very plastic; 2.5 fine roots throughout; 0.5 fine tubular pores; 15 percent distinct , moist, clay films on all faces of peds; 1 percent fine spherical iron-manganese concretions; fragments; moderately acid, pH 5.6, chlorophenol red; clear wavy boundary. Lab sample # 89P02270. few small pockets of (7.5YR 4/6) that comprise entire Bt1, 2 to 4 meters apart, few old roots; few fine iron-manganese concretions concentrations; few clay films surface features on vertical and horizontal faces of peds; common fine roots throughout; many medium distinct 10YR46 mottles; continuous - phpvsfiid 1923506; continuous - phpvsfiid 1923506
    Bt2—38 to 81 centimeters (15.0 to 31.9 inches); 40 percent yellowish brown (10YR 5/4) and 60 percent red (2.5YR 4/6) clay; 55 percent clay; 11 percent light brownish gray (10YR 6/2) medium distinct mottles; moderate fine and medium subangular blocky, and moderate medium and coarse prismatic structure; firm, very sticky, very plastic; 2.5 fine roots throughout; 2.5 fine tubular pores; 15 percent distinct red (2.5YR 4/6), moist, clay films on all faces of peds; 1 percent fine spherical iron-manganese masses; fragments; strongly acid, pH 5.4, chlorophenol red; gradual boundary. Lab sample # 89P02271. few old roots; few fine soft masses of iron-manganese concentrations; few clay films surface features on vertical and horizontal faces of peds; common fine roots throughout; common medium distinct 10YR62 mottles; continuous - phpvsfiid 1923507; continuous - phpvsfiid 1923507
    Bt3—81 to 109 centimeters (31.9 to 42.9 inches); 40 percent grayish brown (10YR 5/2) and 60 percent red (2.5YR 4/8) clay; 55 percent clay; 1 percent light olive brown (2.5Y 5/4) medium distinct mottles; moderate medium and coarse subangular blocky, and moderate medium and coarse prismatic structure; firm, very sticky, very plastic; 0.5 fine roots throughout; 2.5 fine tubular pores; 15 percent distinct grayish brown (10YR 5/2), moist, coats on all faces of peds; 1 percent fine spherical iron-manganese masses and 1 percent fine platy iron-manganese masses; fragments; strongly acid, pH 5.4, chlorophenol red; gradual boundary. Lab sample # 89P02272. few small slickenside faces on 40 degree angle, few old roots; few fine soft masses of iron-manganese concentrations; few fine soft masses of iron-manganese concentrations; few coats surface features on vertical and horizontal faces of peds; few fine roots throughout; few medium distinct 2.5Y54 mottles; continuous - phpvsfiid 1923508; continuous - phpvsfiid 1923508
    Bt4—109 to 145 centimeters (42.9 to 57.1 inches); 40 percent red (2.5YR 5/8) and 60 percent gray (10YR 6/1) clay; 55 percent clay; 1 percent light olive brown (2.5Y 5/6) medium distinct mottles; moderate fine and medium angular blocky structure; firm, very sticky, very plastic; 0.5 fine roots throughout; 2.5 fine tubular pores; 15 percent distinct gray (10YR 6/1), moist, coats on all faces of peds; 1 percent fine spherical iron-manganese masses; fragments; strongly acid, pH 5.4, chlorophenol red; gradual boundary. Lab sample # 89P02273. slickensides increase in %; few old roots; few fine soft masses of iron-manganese concentrations; few coats surface features on vertical and horizontal faces of peds; few fine roots throughout; few medium distinct 2.5Y56 mottles; continuous - phpvsfiid 1923509; continuous - phpvsfiid 1923509
    Bt5—145 to 175 centimeters (57.1 to 68.9 inches); light brownish gray (10YR 6/2) clay; 1 percent reddish yellow (7.5YR 6/8) fine distinct and 30 percent red (2.5YR 5/8) medium distinct mottles; moderate fine and medium angular blocky structure; firm, very sticky, very plastic; 0.5 fine roots throughout; 2.5 fine tubular pores; 15 percent distinct light brownish gray (10YR 6/2), moist, coats on all faces of peds; 1 percent fine spherical iron-manganese masses; fragments; strongly acid, pH 5.4, chlorophenol red; abrupt wavy boundary. Lab sample # 89P02274. few old roots; slickensides increase in % to lower boundary; few fine soft masses of iron-manganese concentrations; few coats surface features on vertical and horizontal faces of peds; few fine roots throughout; few fine distinct 7.5YR68 mottles; many medium distinct 2.5YR58 mottles; continuous - phpvsfiid 1923510; continuous - phpvsfiid 1923510
    2Bt6—175 to 234 centimeters (68.9 to 92.1 inches); light gray (10YR 7/2) clay; 1 percent dark red (2.5YR 3/6) medium distinct and 30 percent dark red (10R 3/6) medium distinct and 30 percent reddish yellow (7.5YR 6/8) medium distinct mottles; moderate fine and medium angular blocky structure; firm, very sticky, very plastic; 0.5 fine roots throughout; 2.5 fine tubular pores; 15 percent distinct light gray (10YR 7/2), moist, coats on all faces of peds; 1 percent fine platy iron-manganese masses; fragments; very strongly acid, pH 5.0, bromcresol green. Lab sample # 89P02275. slickensides decrease in %, few old roots; few fine soft masses of iron-manganese concentrations; few coats surface features on vertical and horizontal faces of peds; few fine roots throughout; few medium distinct 2.5YR36 mottles; many medium distinct 10R36 mottles; many medium distinct 7.5YR68 mottles; continuous - phpvsfiid 1923511; continuous - phpvsfiid 1923511