IDENTIFIERS

  • Current Taxon Name (Soil Name): Purnell
  • OSD
  • Series Extent
  • User Site ID: S2016DE005001
  • User Pedon ID: S2016DE005001
  • Lab Information:
  • Certified Lab Pedon Description - yes
  • Lab Source ID - KSSL
  • Lab Pedon # - 17N0278
  • NCSS Pedon Lab Data NASIS Record ID - 87504
  • Print Date: 4/26/2025

    • 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: 38.6147167
  • Std. Longitude: -75.0871917
  • Datum: WGS84
  • GPS - PDOP: 2
  • Location Description: This was a National Wetland Condition Assessment (NWCA16-1632) salt marsh located on Burton Island a sand lobe of Indian River Inlet approximately 4,208 feet west of the boat ramp located in Balders Pond at Indian River Inlet Marina and approximately 2,161 feet southeast of the eastern most bank of Middle Island and approximately 1,186 feet southwest of the southwestern bank in Sawpit Cove located on Burton Island.
  • Map Unit: Pu—Purnell peat, very frequently flooded, tidal
  • Country: US—United States
  • State: Delaware
  • County: DE005—Sussex
  • MLRA: 153D—Northern Tidewater Area
  • Regional Office: SE—Southeast
  • MLRA Soil Survey Area: NE-HAM—Hammonton, New Jersey
  • Non-MLRA Soil Survey Area: DE005—Sussex County, Delaware
  • 7.5 Minute USGS Quad: 38075-E1—Bethany Beach, Delaware

    • PEDON

  • Describers Name: Rob Tunstead, Susan Demas, David Steinmann, Phil King, and Alison Rogerson
  • Current Taxonomic Class: Sandy, mixed, mesic Haplic Sulfaquents
  • Current Taxon Kind: taxadjunct
  • Pedon Type: classifies to current taxon name, full description
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: NASIS
  • Correlated Information:
  • Soil Name - Purnell
  • PSC - 25 to 100 cm.
  • Classificaton Date - 3/23/2018
  • Classifier - Rob Tunstead
  • Soil Taxonomic Edition - twelfth edition
  • Moisture Class - peraquic
  • Moisture Subclass - typic
  • Sampled As Information:
  • Soil Name - Purnell
  • Taxonomic Class - Sandy, mixed, mesic Histic Sulfaquents
  • Taxon Kind - series
  • PSC - 25 to 100 cm.
  • Classificaton Date - 9/23/2016
  • Classifier - Rob Tunstead, Susan Demas, David Steinmann
  • Soil Taxonomic Edition - twelfth edition
  • Moisture Class - peraquic
  • Moisture SUBClass - typic
  • Dynamic Soil Properties:
  • Erosion Class - 0
  • Pedoderm Loose Cover Indicator - no
  • Hydric: yes
  • Certification Status: certified
  • QC Status: level 1
  • QA Status: level 1


    • SITE

  • Parent Material: sandy lagoonal deposits
  • Landscape: estuary on coastal plain
  • Landform: salt marsh
  • Slope Complexity: simple
  • Slope Shape Across: linear
  • Slope Shape Down: linear
  • Runoff: negligible
  • Drainage Class: very poorly
  • Flooding: very frequent flooding for very brief periods
  • Wet Soil Moisture Duration: 365
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 9/23/2016 (actual site observation date)
  • Data Collector: Rob Tunstead, Susan Demas, David Steinmann, Phil King
  • Surface Water Kind: flooded
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - grass/herbaceous cover
  • Site Obs. Cover Kind 2 - marshland
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Current Weather - overcast
  • Current Air Temp - 24
  • Tidal Period - incoming
  • Water Properties:
  • Water Temp - Upper - 23
  • Water Salinity - Upper - 24.2
    • 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 % % % % % % % % % % % % %

    Oise

    Oese

    0

    10

    10

    21

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

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    —

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    80

    30

    55

    20

    —

    —
    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

    Oise

    Oese

    0

    10

    10

    21

    —

    —

    —

    —

    —

    —

    —

    —

    —

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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 %

    Oise

    Oese

    0

    10

    10

    21

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    —

    —

    —

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

    histic epipedon

    fibric soil materials

    sulfidic materials

    aquic conditions

    hemic soil materials

    0—21

    0—10

    0—188

    0—188

    10—21

    —-

    —-

    —-

    —-

    —-
    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

    0

    —

    —

    0.5

    —

    0

    1168

    —

    253

    13.9

    24

    3.7

    —

    —

    —

    —

    —

    DE5320

    LEWES

    WETS
    Oise—0 to 10 centimeters (0.0 to 3.9 inches); very dark grayish brown (10YR 3/2) rubbed peat; many very fine roots throughout and many medium roots throughout and many fine roots throughout and many coarse roots throughout; fragments; moderate sulfurous odor; reduced monosulfides present; slightly alkaline, pH 7.4, pH indicator solutions; clear smooth boundary. Lab sample # 17N01590; moist when described; observed in pit, small
    Oese—10 to 21 centimeters (3.9 to 8.3 inches); very dark gray (2.5Y 3/1) rubbed mucky peat; many very fine roots throughout and many medium roots throughout and many fine roots throughout and many coarse roots throughout; fragments; moderate sulfurous odor; reduced monosulfides present; moderately alkaline, pH 8.0, pH indicator solutions; clear smooth boundary. Lab sample # 17N01591; moist when described; observed in pit, small
    Ase—21 to 33 centimeters (8.3 to 13.0 inches); black (2.5Y 2.5/1) mucky loamy sand; weak medium granular structure; friable, nonsticky, nonplastic; nonfluid; many very fine roots throughout and many medium roots throughout and many fine roots throughout; 1 percent by volume nonflat rounded indurated 2-3-5 millimeter quartzite fragments; moderate sulfurous odor; reduced monosulfides present; moderately alkaline, pH 8.0, pH indicator solutions; clear smooth boundary. Lab sample # 17N01592; moist when described; observed in pit, small
    Cseg1—33 to 45 centimeters (13.0 to 17.7 inches); dark grayish brown (2.5Y 4/2) loamy sand; structureless single grain; loose, nonsticky, nonplastic; nonfluid; common very fine roots throughout and common medium roots throughout and common fine roots throughout; 1 percent by volume nonflat rounded indurated 5-10-20 millimeter quartzite fragments and 1 percent by volume nonflat rounded indurated 2-4-20 millimeter quartzite fragments; moderate sulfurous odor; reduced monosulfides present; slightly alkaline, pH 7.6, pH indicator solutions; clear wavy boundary. Lab sample # 17N01593; moist when described; observed in pit, small
    Cseg2—45 to 74 centimeters (17.7 to 29.1 inches); grayish brown (2.5Y 5/2) loamy sand; structureless single grain; loose, nonsticky, nonplastic; nonfluid; common very fine roots throughout and common medium roots throughout and common fine roots throughout; 2 percent by volume nonflat rounded indurated 2-12-20 millimeter quartzite fragments and 2 percent by volume nonflat rounded indurated 2-3-5 millimeter quartzite fragments; moderate sulfurous odor; reduced monosulfides present; slightly alkaline, pH 7.6, pH indicator solutions; clear wavy boundary. Lab sample # 17N01594; moist when described; observed in pit, small
    Cseg3—74 to 160 centimeters (29.1 to 63.0 inches); dark grayish brown (2.5Y 4/2) loamy sand; structureless single grain; loose, nonsticky, nonplastic; nonfluid; few very fine roots throughout and few medium roots throughout and few fine roots throughout; 1 percent by volume nonflat rounded indurated 5-10-20 millimeter quartzite fragments and 2 percent by volume nonflat rounded indurated 2-4-20 millimeter quartzite fragments; moderate sulfurous odor; reduced monosulfides present; slightly alkaline, pH 7.6, pH indicator solutions; gradual wavy boundary. Lab sample # 17N01595; moist when described; observed in auger, bucket
    Cseg4—160 to 188 centimeters (63.0 to 74.0 inches); gray (5Y 5/1) loamy sand; structureless single grain; loose, nonsticky, nonplastic; nonfluid; 2 percent by volume nonflat rounded indurated 2-4-5 millimeter chert fragments and 3 percent by volume nonflat rounded indurated 5-15-20 millimeter quartzite fragments; moderate sulfurous odor; reduced monosulfides present; slightly alkaline, pH 7.6, pH indicator solutions. Lab sample # 17N01596; moist when described; observed in auger, bucket