IDENTIFIERS

  • Current Taxon Name (Soil Name): Sudbury
  • OSD
  • Series Extent
  • User Site ID: S2001RI009002
  • User Pedon ID: S2001RI009002
  • Vegetation Plot ID: RI01009002
  • Lab Information:
  • Certified Lab Pedon Description - yes
  • Lab Source ID - SSL
  • Lab Pedon # - 01N0945
  • NCSS Pedon Lab Data NASIS Record ID - 14399
  • 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: 41.1813889
  • Std. Longitude: -71.5794449
  • Datum: WGS84
  • Location Description: Block Island, RI town of New Shoreham, 646 feet north of intersection of West Rd. and Center Rd. and 200 feet south of the shoreline of Great Salt Pond.
  • Map Unit: Ss—Sudbury sandy loam
  • Country: US—United States
  • State: Rhode Island
  • County: RI009—Washington
  • MLRA: 149B—Long Island-Cape Cod Coastal Lowland
  • Regional Office: NE—Northeast
  • MLRA Soil Survey Area: NE-TOL—Tolland, Connecticut
  • Non-MLRA Soil Survey Area: RI600—State of Rhode Island: Bristol, Kent, Newport, Providence, and Washington Counties
  • 7.5 Minute USGS Quad: 41071-B5—Block Island, Rhode Island

    • PEDON

  • Describers Name: C. Morgan, M. Stolt
  • Current Taxonomic Class: Sandy, mixed, mesic Oxyaquic Dystrudepts
  • Current Taxon Kind: taxadjunct
  • Pedon Type: taxadjunct to the series
  • Pedon Purpose: research site
  • Pedon Record Orgin: NASIS
  • Pedon #: 2
  • Correlated Information:
  • Soil Name - Sudbury
  • PSC - 28 to 100 cm.
  • Classificaton Date - 11/20/2012
  • Classifier - Marissa Theve
  • Soil Taxonomic Edition - eleventh edition
  • Moisture Class - aquic
  • Moisture Subclass - oxyaquic
  • Sampled As Information:
  • Soil Name - Sudbury
  • Classificaton Date - 7/26/2001
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no
  • Certification Status: certified
  • QC Status: level 1


    • SITE

  • Parent Material: coarse-loamy eolian deposits derived from igneous, metamorphic and sedimentary rock over sandy glaciofluvial deposits derived from igneous, metamorphic and sedimentary rock
  • Landscape: outwash plain
  • Landform: terminal moraine
  • Geomorphic Component Hills: base slope
  • Slope Position: lower third
  • Drainage Class: moderately well
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 7/26/2001 (actual site observation date)
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - shrub cover
  • Site Obs. Cover Kind 2 - native shrubs
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Current Weather - rain
  • Current Air Temp - 21
    • Vegetation Plot Plants
    Plant Symbol Scientific Name National Vernacular Name Plant Type Group Canopy Cover % Vegetation Stata Level

    MOPE6

    PRVI

    SMTA2

    TORA2

    Morella pensylvanica

    Prunus virginiana

    Smilax tamnoides

    Toxicodendron radicans

    northern bayberry

    chokecherry

    bristly greenbrier

    eastern poison ivy

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    Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    ochric epipedon

    cambic horizon

    aquic conditions

    0—28

    28—56

    71—158

    —28—

    —28—

    —87—
    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

    6

    —

    —

    3

    —

    360

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    RI42266

    Kingston

    WETS
    Ap1—0 to 7 centimeters (0.0 to 2.8 inches); black (10YR 2/1) crushed, gray (10YR 5/1) crushed, dry; highly organic sandy loam; weak medium subangular blocky, and weak coarse granular structure; friable, nonsticky, nonplastic; moderately rapid permeability; low excavation difficulty; 2 percent by volume nonflat subrounded indurated 2-35-75 millimeter mixed fragments observed by weighed method; noneffervescent; very strongly acid, pH 4.8, bromcresol green. Lab sample # 01N04976; observed in pit, small
    Ap2—7 to 28 centimeters (2.8 to 11.0 inches); very dark grayish brown (10YR 3/2) interior sandy loam; weak medium subangular blocky structure; friable, nonsticky, nonplastic; moderately rapid permeability; low excavation difficulty; 10.0 very fine roots throughout and 10.0 fine roots throughout; 6 percent by volume nonflat subrounded indurated 2-35-75 millimeter mixed fragments observed by weighed method; noneffervescent; very strongly acid, pH 4.8, bromcresol green; abrupt smooth boundary. Lab sample # 01N04977; observed in pit, small. Tongues into Bw1 are common. Few zones of unmasked sand grains - medium.
    Bw1—28 to 56 centimeters (11.0 to 22.0 inches); light olive brown (2.5Y 5/4) interior sandy loam; weak medium subangular blocky structure; friable, nonsticky, nonplastic; moderately rapid permeability; low excavation difficulty; 1.0 very coarse roots throughout and 1.0 medium roots throughout and 1.0 fine roots throughout; 1 percent by volume nonflat subrounded indurated 2-35-75 millimeter mixed fragments observed by weighed method; noneffervescent; very strongly acid, pH 5.0, bromcresol green; clear smooth boundary. Lab sample # 01N04978; observed in pit, small. Upper 3-5 cm is 7.5YR 4/6 (moist color) and is discontinuous.
    Bw2—56 to 71 centimeters (22.0 to 28.0 inches); yellowish brown (10YR 5/6) interior loamy sand; 1 percent light olive brown (2.5Y 5/3) coarse prominent irregular mottles; weak medium subangular blocky structure; friable, nonsticky, nonplastic; moderately rapid permeability; low excavation difficulty; 1.0 fine roots throughout; 1 percent by volume nonflat subrounded indurated 2-35-75 millimeter mixed fragments observed by weighed method; noneffervescent; very strongly acid, pH 5.0, bromcresol green; abrupt smooth boundary. Lab sample # 01N04979; observed in pit, small
    BC—71 to 97 centimeters (28.0 to 38.2 inches); light olive brown (2.5Y 5/4) interior stratified stratified sandy loam to coarse sand; 1 percent light olive brown (2.5Y 5/4) coarse distinct irregular mottles; weak coarse subangular blocky, and weak thick platy structure; friable, nonsticky, nonplastic; rapid permeability; low excavation difficulty; 1.0 fine roots throughout; 1 percent fine distinct irregular grayish brown (2.5Y 5/2), moist, iron depletions with diffuse boundaries throughout and 1 percent coarse prominent irregular yellowish red (5YR 4/6), moist, iron-manganese masses with diffuse boundaries between peds and 2 percent coarse distinct platy yellowish brown (10YR 5/6), moist, iron-manganese masses with diffuse boundaries throughout and 5 percent coarse distinct irregular yellowish brown (10YR 5/6), moist, iron-manganese masses with diffuse boundaries throughout and 5 percent medium distinct irregular yellowish brown (10YR 5/6), moist, iron-manganese masses with diffuse boundaries throughout; 13 percent by volume nonflat subrounded 2-45-75 millimeter unspecified fragments; noneffervescent; very strongly acid, pH 5.0, chlorophenol red; clear wavy boundary. Lab sample # 01N04980, 01N04981; observed in pit, small. Upper boundary of BC horizon has discontinuous "rust line" moist colors 7.5YR 5/6 and 7.5YR 4/6 with very gravelly coarse sandy loam texture, 7cm thick at thickest point.
    C1—97 to 109 centimeters (38.2 to 42.9 inches); light brownish gray (2.5Y 6/2) interior very fine sandy loam; massive, and weak thick platy; friable, nonsticky, nonplastic; rapid permeability; low excavation difficulty; 5.0 very fine roots throughout and 5.0 fine roots throughout; 1 percent medium prominent irregular yellowish brown (10YR 5/6), moist, iron-manganese masses with diffuse boundaries throughout; 1 percent by volume nonflat subrounded indurated 2-35-75 millimeter mixed fragments observed by weighed method; noneffervescent; strongly acid, pH 5.2, chlorophenol red; clear wavy boundary. Lab sample # 01N04982; observed in pit, small. Horizon gives up free water when squeezed.
    C2—109 to 127 centimeters (42.9 to 50.0 inches); light olive brown (2.5Y 5/3) interior very fine sandy loam; weak thick platy, and massive; friable, nonsticky, nonplastic; rapid permeability; low excavation difficulty; 1.0 very fine roots throughout and 1.0 fine roots throughout; 1 percent coarse distinct irregular yellowish brown (10YR 5/6), moist, iron-manganese masses with diffuse boundaries throughout and 5 percent medium faint irregular grayish brown (2.5Y 5/2), moist, iron depletions with diffuse boundaries throughout; 1 percent by volume nonflat subrounded indurated 2-35-75 millimeter mixed fragments observed by weighed method; noneffervescent; strongly acid, pH 5.2, chlorophenol red; abrupt smooth boundary. Lab sample # 01N04983; observed in pit, small
    C3—127 to 158 centimeters (50.0 to 62.2 inches); 50 percent yellowish red (5YR 4/6) interior and 50 percent strong brown (7.5YR 5/8) interior coarse sand; friable, nonsticky, nonplastic; rapid permeability; low excavation difficulty; 10 percent medium distinct irregular iron-manganese masses with diffuse boundaries throughout; 8 percent by volume nonflat subrounded indurated 2-35-75 millimeter mixed fragments observed by weighed method; noneffervescent; moderately acid, pH 5.6, chlorophenol red. Lab sample # 01N04984; observed in pit, small. Horizon is stratified. Stratification is tilted 20-30 degrees from surface.