IDENTIFIERS

  • Current Taxon Name (Soil Name): Napatree
  • OSD
  • Series Extent
  • User Site ID: S2019MA007022
  • User Pedon ID: S2019MA007022
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - KSSL
  • Lab Pedon # - 20N0219
  • User Project ID: 2020_CZSS_high_done
  • Project Name: MLRA 149B - CZSS_Lagoon and Sengekontacket Coastal Ponds_Udipsammets_MA007_MA019
  • Print Date: 12/10/2025

    • 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: 41.4083056
  • Std. Longitude: -70.5506944
  • Datum: WGS84
  • Location Description: Martha's Vineyard Sengekontacket Pond
  • State: Massachusetts
  • County: MA007—Dukes
  • 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: MA007—Dukes County, Massachusetts

    • PEDON

  • Describers Name: D. Parizek, M. Vega
  • Current Taxonomic Class: Sandy or sandy-skeletal, mixed, acid, mesic Aeric Haplowassents
  • Current Taxon Kind: taxadjunct
  • Pedon Type: classifies to current taxon name, full description
  • Pedon Purpose: soil survey inventory
  • Pedon Record Orgin: Pedon PC 6.3b
  • Sampled As Information:
  • Soil Name - Napatree
  • Taxonomic Class - Sandy or sandy-skeletal, mixed, acid, mesic Aeric Haplowassents
  • Taxon Kind - taxadjunct
  • PSC - 0 to 100 cm.
  • Classificaton Date - 7/15/2019
  • Classifier - Donald Parizek
  • Soil Taxonomic Edition - twelfth edition
  • Moisture SUBClass - aquic
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: sandy glaciofluvial deposits and/or sandy and gravelly marine deposits
  • Landform: cove (water)
  • Drainage Class: subaqueous
  • Surface Fragments:
  • Benchmark Soil?: no
  • RaCA Information:
  • Plot or Site Recorder - Parizek, Vega

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 7/12/2019 (entry creation date)
  • Data Collector: D. Parizek
  • Surface Water Kind: permanent
  • Surface Water Depth: 134
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - water cover
  • 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 % % % % % % % % % % % % %

    C1

    C2

    2C1

    2C2

    2C3

    0

    20

    35

    55

    155

    20

    35

    55

    155

    200

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    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

    C1

    C2

    2C1

    2C2

    2C3

    0

    20

    35

    55

    155

    20

    35

    55

    155

    200

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    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 %

    C1

    C2

    2C1

    2C2

    2C3

    0

    20

    35

    55

    155

    20

    35

    55

    155

    200

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

    lithologic discontinuity

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    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

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    -1.3

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    C1—0 to 20 centimeters (0.0 to 7.9 inches); 95 percent grayish brown (2.5Y 5/2) and 5 percent black (N 2.5/), very gravelly coarse sand; nonfluid; 35 percent by volume 2-?-20 millimeter mixed fragments; none odor; neutral, pH 6.6; abrupt boundary. Lab sample # 20N00859; observed in vibracore tube
    C2—20 to 35 centimeters (7.9 to 13.8 inches); light olive brown (2.5Y 5/3) very gravelly sand; nonfluid; 20 percent very coarse prominent dark yellowish brown (10YR 4/4), moist, masses of oxidized iron in matrix; 35 percent by volume 2-?-20 millimeter mixed fragments; none odor; moderately acid, pH 6.0; gradual boundary. Lab sample # 20N00860; observed in vibracore tube
    2C1—35 to 55 centimeters (13.8 to 21.7 inches); light brownish gray (2.5Y 6/2) loamy sand; nonfluid; 5 percent by volume 2-?-5 millimeter mixed fragments; none odor; moderately acid, pH 5.7; gradual boundary. Lab sample # 20N00861; observed in vibracore tube
    2C2—55 to 155 centimeters (21.7 to 61.0 inches); grayish brown (2.5Y 5/2) loamy sand; nonfluid; 2 percent fine prominent masses of oxidized iron in matrix; 10 percent by volume 2-?-20 millimeter mixed fragments; none odor; moderately acid, pH 5.6; diffuse boundary. Lab sample # 20N00862; observed in vibracore tube
    2C3—155 to 200 centimeters (61.0 to 78.7 inches); light brownish gray (2.5Y 6/2) loamy sand; nonfluid; 5 percent fine prominent strong brown (7.5YR 4/6), moist, masses of oxidized iron in matrix; 5 percent by volume 2-?-20 millimeter mixed fragments; none odor; strongly acid, pH 5.5. Lab sample # 20N00863; observed in vibracore tube