IDENTIFIERS

  • Current Taxon Name (Soil Name): Voladora
  • OSD
  • Series Extent
  • User Site ID: S1987PR007006
  • User Pedon ID: 87PR007006
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 87P0297
  • NCSS Pedon Lab Data NASIS Record ID - 59592
  • Print Date: 2/17/2025

    • 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: 18.3700008
  • Std. Longitude: -67.0719452
  • Datum: WGS84
  • Location Description: Puerto Rico; Culebrinas SWCD; 400 feet W of Rd and 0.7 mi S on HWY 420 from junction of HWY 111.
  • State: Puerto Rico
  • County: PR007—Aguas Buenas
  • MLRA: 270—Humid Mountains and Valleys

    • 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 #: 6
  • Sampled As Information:
  • Soil Name - Voladora
  • Taxonomic Class - Clayey, mixed Humic Hapludults
  • PSC - 17 to 67 cm.
  • Classificaton Date - 4/1/1987
  • Moisture Class - udic
  • Dynamic Soil Properties:
  • Erosion Class - 2
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • 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

    argillic horizon

    0—17

    17—160

    —-

    —-
    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

    15

    —

    —

    97

    —

    0

    —

    —

    —

    24

    25

    22

    27

    28

    25

    —

    —

    —

    —

    —
    1Ap—0 to 17 centimeters (0.0 to 6.7 inches); dark brown (7.5YR 3/4) interior silty clay; weak medium subangular blocky structure; firm, slightly sticky, moderately plastic; 5.5 fine roots throughout; 0.5 very fine interstitial and tubular pores; 5 percent by volume 2-39-75 millimeter unspecified fragments; extremely acid, pH 4.2, bromcresol green; abrupt smooth boundary. Lab sample # 87P01492; moist when described;. Subrounded volcanic rock frag., few earth worms, 10% mixing of B material.; many fine roots throughout
    1Bt1—17 to 45 centimeters (6.7 to 17.7 inches); red (2.5YR 4/6) interior clay; weak coarse prismatic, and weak medium subangular blocky, and weak fine subangular blocky structure; firm, slightly sticky, moderately plastic; 2.5 fine roots throughout; 0.5 very fine interstitial and tubular pores; 37 percent distinct red (2.5YR 4/6), moist, clay films on faces of peds; 3 percent by volume 2-39-75 millimeter unspecified fragments; extremely acid, pH 4.4, bromcresol green; clear wavy boundary. Lab sample # 87P01493; moist when described;. Subrounded volcanic rock frag., few old roots, root channels filled with dark material.; common clay films surface features on faces of peds; common fine roots throughout; continuous - phpvsfiid 221610; continuous - phpvsfiid 221610
    1Bt2—45 to 78 centimeters (17.7 to 30.7 inches); red (2.5YR 4/6) interior clay; 1 percent light gray (10YR 7/2) fine distinct and 1 percent yellowish brown (10YR 5/6) fine distinct mottles; weak very coarse prismatic, and weak medium subangular blocky, and weak fine subangular blocky structure; friable, slightly sticky, moderately plastic; 0.5 fine roots throughout; 0.5 fine interstitial and tubular pores; 37 percent distinct red (2.5YR 4/6), moist, clay films on faces of peds; 1 percent by volume 2-39-75 millimeter unspecified fragments; extremely acid, pH 4.2, bromcresol green; clear wavy boundary. Lab sample # 87P01494; moist when described;. Few old roots, subrounded volcanic rock frag.; common clay films surface features on faces of peds; few fine roots throughout; few fine distinct 10YR72 mottles; few fine distinct 10YR56 mottles; continuous - phpvsfiid 221611; continuous - phpvsfiid 221611
    1Bt3—78 to 110 centimeters (30.7 to 43.3 inches); yellowish red (5YR 5/6) interior silty clay loam; 1 percent very pale brown (10YR 8/2) fine distinct and 11 percent pink (5YR 7/4) fine distinct and 11 percent light gray (10YR 7/2) fine distinct mottles; weak coarse prismatic, and weak medium subangular blocky structure; friable, slightly sticky, slightly plastic; 0.5 fine roots throughout; 2.5 fine interstitial and tubular pores; 37 percent distinct , moist, iron stains on faces of peds; 2 percent by volume 75-162-250 millimeter unspecified fragments and 5 percent by volume 2-39-75 millimeter unspecified fragments; extremely acid, pH 4.2, bromcresol green; clear wavy boundary. Lab sample # 87P01495; moist when described;. Subrounded volcanic rock frag., few old roots, 10% of horizon has rock structure.; common iron stains surface features on faces of peds; few fine roots throughout; common fine distinct 5YR74 mottles; common fine distinct 10YR72 mottles; few fine distinct 10YR82 mottles; continuous - phpvsfiid 221612; continuous - phpvsfiid 221612
    1Bt4—110 to 160 centimeters (43.3 to 63.0 inches); 40 percent red (2.5YR 4/6) interior and 40 percent brownish yellow (10YR 6/6) interior and 20 percent light gray (10YR 7/2) interior silty clay loam; weak coarse prismatic structure; friable, slightly sticky, slightly plastic; 0.5 fine roots throughout; 2.5 fine interstitial and tubular pores; 37 percent distinct , moist, clay films on faces of peds; 1 percent by volume 75-162-250 millimeter unspecified fragments and 2 percent by volume 2-39-75 millimeter unspecified fragments; extremely acid, pH 4.4, bromcresol green; clear wavy boundary. Lab sample # 87P01496; moist when described;. Subrounded volcanic rock frag., few old roots.; common clay films surface features on faces of peds; few fine roots throughout; continuous - phpvsfiid 221613; continuous - phpvsfiid 221613
    1Bw—160 to 202 centimeters (63.0 to 79.5 inches); 50 percent yellow (10YR 7/8) interior and 40 percent yellowish red (5YR 4/6) interior and 10 percent light gray (10YR 7/1) interior loam; 1 percent dark red (2.5YR 3/6) fine distinct mottles; weak coarse prismatic structure; very friable, slightly sticky, slightly plastic; 2.5 fine interstitial and tubular pores; 15 percent distinct red (2.5YR 4/6), moist, iron stains on faces of peds; 5 percent by volume 2-39-75 millimeter unspecified fragments; extremely acid, pH 4.4, bromcresol green; clear wavy boundary. Lab sample # 87P01497; moist when described;. 10% 20-75 mm rock fragments, 2% 75-250 mm rock fragments, few old root channels.; few iron stains surface features on faces of peds; few fine distinct 2.5YR36 mottles; discontinuous - phpvsfiid 221614; discontinuous - phpvsfiid 221614
    1C—202 to 225 centimeters (79.5 to 88.6 inches); 60 percent light gray (10YR 7/2) interior and 40 percent reddish yellow (7.5YR 6/8) interior silt loam; massive; very friable, slightly sticky, slightly plastic; 2.5 fine interstitial and tubular pores; 15 percent distinct reddish yellow (7.5YR 6/8), moist, clay films on faces of peds; 1 percent by volume 75-162-250 millimeter unspecified fragments and 5 percent by volume 2-39-75 millimeter unspecified fragments; extremely acid, pH 4.4, bromcresol green. Lab sample # 87P01498; moist when described;. 1% 20-75 mm.; few clay films surface features on faces of peds; discontinuous - phpvsfiid 221615; discontinuous - phpvsfiid 221615