IDENTIFIERS

  • Current Taxon Name (Soil Name): Scituate
  • OSD
  • Series Extent
  • User Site ID: S2017MA027018
  • User Pedon ID: S2017MA027018
  • Vegetation Plot ID: S2017MA027018
  • Lab Information:
  • Certified Lab Pedon Description - yes
  • Lab Source ID - KSSL
  • Lab Pedon # - 17N0870
  • User Project ID: HARV_001_NEON
  • Project Name: Harvard Forest
  • Print Date: 4/22/2026
  • 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: 42.4321111
  • Std. Longitude: -72.2323056
  • Datum: WGS84
  • Location Description: Pit;HARV;20170814;HARV_018; Donald Parizek Debbie Surabian Glenn Stanisewski Brendan McClure Jameson Lond;4.6;5;40X40 SW;center of pit
  • Map Unit: 927C—Montauk-Scituate-Canton association, 3 to 15 percent slopes, extremely stony
  • Country: US—United States
  • State: Massachusetts
  • County: MA027—Worcester
  • MLRA: 144A—New England and Eastern New York Upland, Southern Part
  • Regional Office: NE—Northeast
  • MLRA Soil Survey Area: NE-TOL—Tolland, Connecticut
  • Non-MLRA Soil Survey Area: MA614—Worcester County, Massachusetts, Northwestern Part
  • PEDON

  • Describers Name: Donald Parizek
  • Current Taxonomic Class: Coarse-loamy, mixed, active, mesic Aquic Dystrudepts
  • Current Taxon Kind: taxadjunct
  • Pedon Type: not classified to current taxon name
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: Pedon PC 6.3b
  • Sampled As Information:
  • Soil Name - Scituate
  • Taxonomic Class - Coarse-loamy, mixed, active, mesic Aquic Dystrudepts
  • Taxon Kind - taxadjunct
  • PSC - 30 to 68 cm.
  • Classificaton Date - 8/17/2017
  • Classifier - Donald Parizke
  • Soil Taxonomic Edition - twelfth edition
  • Moisture Class - udic
  • Moisture SUBClass - aquic
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no
  • QC Status: level 3


  • SITE

  • Parent Material: loamy eolian deposits and/or loamy flow till over sandy flow till
  • Landscape: glaciated upland
  • Landform: hill
  • Geomorphic Component Hills: side slope
  • Hill Slope Profile: backslope
  • Slope Position: lower third
  • Slope Complexity: simple
  • Slope Shape Across: convex
  • Slope Shape Down: linear
  • Drainage Class: moderately well
  • Flooding: none flooding
  • Ponding: none ponding
  • Surface Fragments: 1.00 percent subrounded 250- to 600-millimeter mixed,
  • Benchmark Soil?: no
  • Plot #: 18
  • RaCA Information:
  • RaCA Site ID - HARV_018
  • DSP Plot ID - SW
  • Plot Baseline Azimuth - 5
  • Plot Baseline Length - 5
  • Plot Width - 40
  • Plot/Site Set Up By - Center of pit
  • Plot or Site Recorder - Donald Parizek
  • VEGETATION

    SITE OBSERVATION

  • Observation Date: 8/14/2017 (actual site observation date)
  • Data Collector: Donald Parizek
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - tree cover
  • Site Obs. Cover Kind 2 - intermixed conifers and hardwoods
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Pedon Horizon Lab Results - 1
    Horizon Top Depth Bottom Depth Sample ID Data Collector Total Clay CaCO3 Clay Total Silt Fine Silt Co. Silt Total Sand Total Sand Method VC Sand Co. Sand Med. Sand Fine Sand VF Sand VF Sand Method Texture Class - Field Lab Rubbed Fiber Unrubbed Fiber pH H2O
    cm cm % % % % % % % % % % % % %

    Oe

    Ap

    Bw1

    Bw2

    BC

    2Cd

    0

    5

    14

    29

    47

    68

    5

    14

    29

    47

    68

    100

    Pedon Horizon Lab Results - 2
    Horizon Top Depth Bottom Depth Sample ID pH CaCl2 pH NaF pH Ox Delta pH LL PL PI Atter. Samp. Cond. COLE Pot. Acidity Ca + Mg - Meh 2 K Ca + Mg - Sat. Paste KCl Extract. Acidity Base Sat. - Meh 2 CEC-7 CEC-8.2
    cm cm % % % cm/cm meq/100g cmol(+)/kg cmol(+)/kg mmol(+)/l cmol(+)/kg % cmol(+)/kg cmol(+)/kg

    Oe

    Ap

    Bw1

    Bw2

    BC

    2Cd

    0

    5

    14

    29

    47

    68

    5

    14

    29

    47

    68

    100

    Pedon Horizon Lab Results - 3
    Horizon Top Depth Bottom Depth Sample ID ECEC Phosphate P NO3-N EC EC Method EC 1:5 by volume CaCO3 Equiv. Equiv. Gypsum Na SAR Gypsum Req. Humic Color Fulvic Color Humic + Fulvic Color Al PI Pyro. Hue PyrO. Value Pyro. Chroma
    cm cm cmol(+)/kg mg/kg mg/kg dS/m dS/m % % mmol(+)/l % L-pcu/g L-pcu/g L-pcu/g %

    Oe

    Ap

    Bw1

    Bw2

    BC

    2Cd

    0

    5

    14

    29

    47

    68

    5

    14

    29

    47

    68

    100

    Vegetation Plot Plants
    Plant Symbol Scientific Name National Vernacular Name Plant Type Group Canopy Cover % Vegetation Stata Level

    BELE

    EUBU6

    HAVI4

    OSCI

    PIST

    QUERC

    VAAN

    Betula lenta

    Euonymus bungeanum

    Hamamelis virginiana

    Osmunda cinnamomea

    Pinus strobus

    Quercus

    Vaccinium angustifolium

    sweet birch

    winterberry

    American witchhazel

    cinnamon fern

    eastern white pine

    oak

    lowbush blueberry

    Pedon Restrictions
    Kind Hardness Restriction Depth L-H Restriction Thickness L-RV-H
    cm

    densic material

    noncoherent

    68 - 100

    - 32 -

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

    cambic horizon

    densic contact

    densic materials

    14—47

    68—

    68—100

    —33—

    —-

    —32—

    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

    3

    227

    123

    Oe—0 to 5 centimeters (0.0 to 2.0 inches); dark reddish brown (2.5YR 2.5/3) moderately decomposed plant material; very friable, nonsticky, nonplastic; 5.0 very fine roots throughout and 5.0 fine roots throughout; fragments; very strongly acid, pH 4.8, pH indicator solutions; abrupt smooth boundary. Lab sample # 17N04253; observed in pit, small
    Ap—5 to 14 centimeters (2.0 to 5.5 inches); dark olive brown (2.5Y 3/3) fine sandy loam; weak fine subangular blocky parts to moderate fine granular structure; very friable, nonsticky, nonplastic; 5.0 medium roots throughout and 0.5 coarse roots throughout and 5.0 coarse roots throughout; 2 percent by volume nonflat subrounded 75-162-250 millimeter mixed fragments and 2 percent by volume nonflat subrounded 250-425-600 millimeter mixed fragments and 5 percent by volume nonflat subrounded 2-38-75 millimeter mixed fragments; moderately acid, pH 5.6, pH indicator solutions; clear smooth boundary. Lab sample # 17N04254; observed in pit, small
    Bw1—14 to 29 centimeters (5.5 to 11.4 inches); light olive brown (2.5Y 5/6) stony fine sandy loam; weak fine subangular blocky, and weak medium subangular blocky structure; friable, nonsticky, nonplastic; 5.0 medium roots throughout and 5.0 coarse roots throughout; 5 percent by volume nonflat subrounded 75-162-250 millimeter mixed fragments and 5 percent by volume nonflat subrounded 250-425-600 millimeter mixed fragments and 10 percent by volume nonflat subrounded 2-38-75 millimeter mixed fragments; strongly acid, pH 5.3, pH indicator solutions; gradual smooth boundary. Lab sample # 17N04255; observed in pit, small
    Bw2—29 to 47 centimeters (11.4 to 18.5 inches); light olive brown (2.5Y 5/4) stony fine sandy loam; weak fine subangular blocky, and weak medium subangular blocky structure; friable, nonsticky, nonplastic; 3.0 medium roots throughout and 3.0 coarse roots throughout; 5 percent by volume nonflat subrounded 75-162-250 millimeter mixed fragments and 5 percent by volume nonflat subrounded 250-425-600 millimeter mixed fragments and 10 percent by volume nonflat subrounded 2-38-75 millimeter mixed fragments; strongly acid, pH 5.2, pH indicator solutions; clear wavy boundary. Lab sample # 17N04256; observed in pit, small
    BC—47 to 68 centimeters (18.5 to 26.8 inches); grayish brown (2.5Y 5/2) fine sandy loam; weak medium subangular blocky structure; friable, nonsticky, nonplastic; 0.5 medium roots throughout; 2 percent fine faint yellowish brown (10YR 5/6), moist, masses of oxidized iron; 1 percent by volume nonflat subrounded 75-162-250 millimeter mixed fragments and 10 percent by volume nonflat subrounded 2-38-75 millimeter mixed fragments; clear smooth boundary. Lab sample # 17N04257; observed in pit, small
    2Cd—68 to 100 centimeters (26.8 to 39.4 inches); gray (2.5Y 5/1) loamy fine sand; massive; firm, nonsticky, nonplastic; 5 percent medium distinct dark brown (10YR 3/3), moist, masses of oxidized iron and 5 percent medium distinct yellowish red (5YR 4/6), moist, masses of oxidized iron and 5 percent coarse faint gray (2.5Y 5/1), moist, iron depletions and 10 percent coarse prominent dark yellowish brown (10YR 4/6), moist, masses of oxidized iron; 2 percent by volume nonflat subrounded 75-162-250 millimeter mixed fragments and 10 percent by volume nonflat subrounded 2-38-75 millimeter mixed fragments. Lab sample # 17N04258; observed in pit, small