IDENTIFIERS

  • Current Taxon Name (Soil Name): Narragansett
  • OSD
  • Series Extent
  • User Site ID: S2005CT011001
  • User Pedon ID: S2005CT011001
  • Vegetation Plot ID: S2005CT011001
  • Lab Information:
  • Certified Lab Pedon Description - yes
  • Lab Source ID - SSL
  • Lab Pedon # - 05N0882
  • NCSS Pedon Lab Data NASIS Record ID - 17927
  • Print Date: 2/16/2025

    • 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: 41.4257774
  • Std. Longitude: -71.8443909
  • Datum: WGS84
  • Location Description: New London County, Town of North Stonington, in a campground, approximately 1210 feet SE from the intersection of Stillman Road and Pendleton Hill Road, in a hayfield.
  • Map Unit: 74C—Narragansett-Hollis complex, 3 to 15 percent slopes, very rocky
  • Country: US—United States
  • State: Connecticut
  • County: CT011—New London
  • MLRA: 144A—New England and Eastern New York Upland, Southern Part
  • Regional Office: NE—Northeast
  • Non-MLRA Soil Survey Area: CT600—State of Connecticut
  • 7.5 Minute USGS Quad: 41071-D7—Ashaway, Connecticut

    • PEDON

  • Describers Name: D. Surabian, D. Parizek
  • Current Taxonomic Class: Coarse-loamy over sandy or sandy-skeletal, mixed, superactive, nonacid, mesic Typic Dystrudepts
  • Current Taxon Kind: taxadjunct
  • Pedon Type: taxadjunct to the series
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: NASIS
  • Pedon #: 1
  • Correlated Information:
  • Soil Name - Narragansett
  • PSC - 26 to 100 cm.
  • Classificaton Date - 7/17/2013
  • Classifier - Marissa Theve
  • Soil Taxonomic Edition - eleventh edition
  • Moisture Class - udic
  • Moisture Subclass - udic
  • Sampled As Information:
  • Soil Name - Narragansett
  • Classificaton Date - 8/11/2005
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no
  • Certification Status: certified
  • QC Status: not reviewed


    • SITE

  • Parent Material: loamy eolian deposits over sandy and gravelly melt-out till
  • Landscape: glaciated upland
  • Landform: hill
  • Geomorphic Component Hills: side slope
  • Hill Slope Profile: backslope
  • Slope Complexity: complex
  • Slope Shape Across: linear
  • Slope Shape Down: concave
  • Runoff: low
  • Drainage Class: well
  • Flooding: none flooding
  • Ponding: none ponding
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 8/11/2005 (actual site observation date)
  • Surface Water Kind: none observed
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - grass/herbaceous cover
  • Site Obs. Cover Kind 2 - hayland
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Current Weather - overcast
  • Current Air Temp - 32
    • Vegetation Plot Plants
    Plant Symbol Scientific Name National Vernacular Name Plant Type Group Canopy Cover % Vegetation Stata Level

    2GLA

    CAREX

    ELUM

    TORA2

    —

    Carex

    Elaeagnus umbellata

    Toxicodendron radicans

    Grasslike, annual

    sedge

    autumn olive

    eastern poison ivy

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

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

    umbric epipedon

    cambic horizon

    lithologic discontinuity

    0—18

    18—56

    56—

    —-

    —-

    —-
    Site Soil Temperature
    Site Obs. Date Depth Sensor Kind Temperature
    cm C

    8/11/2005

    50

    —

    23
    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

    4

    —

    —

    46

    —

    65

    1250

    —

    160

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Ap—0 to 18 centimeters (0.0 to 7.1 inches); dark brown (10YR 3/3) crushed, brown (10YR 5/3) crushed, dry; silt loam; moderate thick platy parts to moderate fine granular structure; slightly hard, very friable, slightly sticky, nonplastic; high horizontal penetration resistance; very rapid permeability; low excavation difficulty; 3.0 very fine roots throughout and 2.0 fine roots throughout; 20.0 very fine moderate-continuity irregular and 20.0 fine moderate-continuity irregular pores; 5 percent by volume nonflat subangular strongly coherent cemented 2-15-75 millimeter unspecified fragments; 1.75 Original spring of penetrometer; 2 Original spring of penetrometer; noneffervescent, by hcl, unspecified; strongly acid, pH 5.2, chlorophenol red; clear wavy boundary. Lab sample # 05N04529; dry when described; observed in trench
    Bw1—18 to 33 centimeters (7.1 to 13.0 inches); yellowish brown (10YR 5/6) crushed silt loam; weak coarse subangular blocky structure; slightly hard, friable, slightly sticky, nonplastic; high horizontal penetration resistance; moderate permeability; low excavation difficulty; 2.0 very fine roots throughout and 2.0 fine roots throughout; 10.0 very fine moderate-continuity irregular and 20.0 fine moderate-continuity irregular pores; 5 percent by volume nonflat subangular strongly coherent cemented 2-15-75 millimeter unspecified fragments; 1.5 Jones 11 spring of penetrometer; 2.25 Jones 11 spring of penetrometer; 2.75 Jones 11 spring of penetrometer; noneffervescent, by hcl, unspecified; strongly acid, pH 5.4, chlorophenol red; clear wavy boundary. Lab sample # 05N04530; dry when described; observed in trench
    Bw2—33 to 56 centimeters (13.0 to 22.0 inches); yellowish brown (10YR 5/6) crushed silt loam; weak coarse subangular blocky structure; soft, very friable, slightly sticky, nonplastic; high horizontal penetration resistance; moderate permeability; low excavation difficulty; 2.0 fine roots throughout; 10.0 very fine moderate-continuity irregular and 20.0 fine moderate-continuity irregular pores; 5 percent by volume nonflat subangular strongly coherent cemented 2-15-75 millimeter unspecified fragments; 3.75 Original spring of penetrometer; 4 Original spring of penetrometer; 2.25 Original spring of penetrometer; noneffervescent, by hcl, unspecified; strongly acid, pH 5.4, chlorophenol red; abrupt wavy boundary. Lab sample # 05N04531; slightly dry when described; observed in trench. 5 percent earthworm krotavinas
    2C1—56 to 80 centimeters (22.0 to 31.5 inches); dark yellowish brown (10YR 4/4) crushed extremely gravelly loamy sand; structureless single grain; loose, loose, nonsticky, nonplastic; moderate horizontal penetration resistance; rapid permeability; extremely high excavation difficulty; 10.0 very fine moderate-continuity irregular and 10.0 fine moderate-continuity irregular pores; 5 percent by volume nonflat subangular strongly coherent cemented 75-150-250 millimeter unspecified fragments and 60 percent by volume nonflat subangular strongly coherent cemented 2-15-75 millimeter unspecified fragments; 0.75 Original spring of penetrometer; 1.5 Original spring of penetrometer; 2.25 Original spring of penetrometer; noneffervescent, by hcl, unspecified; moderately acid, pH 5.6, chlorophenol red; clear wavy boundary. Lab sample # 05N04532; slightly dry when described; observed in trench. 54 lbs total 2 lbs cobbles 21 lbs 20mm sieve coarse gravel 9 lbs 4.75mm sieve medium gravel 4 lbs 2mm sieve fine gravel 28 lbs less than 2mm rock fragments are subangular to subrounded
    2C2—80 to 200 centimeters (31.5 to 78.7 inches); 50 percent olive brown (2.5Y 4/3) crushed and 50 percent grayish brown (2.5Y 5/2) crushed extremely stony sand; structureless single grain; loose, loose, nonsticky, nonplastic; high horizontal penetration resistance; rapid permeability; extremely high excavation difficulty; 1.0 fine roots throughout; 10.0 very fine moderate-continuity irregular and 15.0 very fine moderate-continuity irregular and 10.0 fine moderate-continuity irregular pores; 5 percent by volume nonflat subangular strongly coherent cemented 600-1000-2000 millimeter unspecified fragments and 20 percent by volume nonflat subangular strongly coherent cemented 250-400-600 millimeter unspecified fragments and 20 percent by volume nonflat subangular strongly coherent cemented 75-150-250 millimeter unspecified fragments and 30 percent by volume nonflat subangular strongly coherent cemented 5-15-75 millimeter unspecified fragments; 1.5 Original spring of penetrometer; 3.5 Original spring of penetrometer; noneffervescent, by hcl, unspecified; moderately acid, pH 5.8, chlorophenol red. Lab sample # 05N04533; slightly dry when described; observed in trench. 52 lbs total 5 lbs cobbles 24 lbs 20mm sieve coarse gravel 6 lbs 4.75mm sieve medium gravel 3 lbs 2mm sieve fine gravel 14 lbs less than 2mm pockets of grx-cos silt coatings on the top sides of rock fragments