IDENTIFIERS

  • Current Taxon Name (Soil Name): Magnolia
  • OSD
  • Series Extent
  • User Site ID: S2000MD017008
  • User Pedon ID: S2000MD017008
  • User Site Association ID: Charles County, Maryland Taxonomic Unit Descriptions 2003
  • Transect:
  • User Transect ID - 19
  • Transect Stop Number - 4
  • Transect Interval - 200.0
  • Lab Information:
  • Certified Lab Pedon Description - yes
  • Lab Source ID - SSL
  • Lab Pedon # - 01P0063
  • NCSS Pedon Lab Data NASIS Record ID - 12954
  • 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: 38.4408611
  • Std. Longitude: -77.1926111
  • Datum: WGS84
  • Location Description: Typical pedon of Magnolia silt loam, on a 1 percent slope in a wooded area, 700 feet east of the intersection of Rte.6 and Rte. 425 ( Ironsides Rd.), 500 feet SE of Rte. 425, and 200 feet SSW of power line right-of-way. USGS Nanjemoy topographic quadrangle;
  • Map Unit: MgA—Magnolia silt loam, 0 to 2 percent slopesMaA—Magnolia silt loam, 0 to 2 percent slopes
  • Country: US—United States
  • State: Maryland
  • County: MD017—Charles
  • MLRA: 149A—Northern Coastal Plain
  • Regional Office: SE—Southeast
  • MLRA Soil Survey Area: NE-HAM—Hammonton, New Jersey
  • Non-MLRA Soil Survey Area: MD017—Charles County, Maryland
  • 7.5 Minute USGS Quad: 38077-D2—Nanjemoy, Maryland

    • PEDON

  • Describers Name: Eddie Earles, David Verdone, Suzi Park, Stephanie Goglia
  • Current Taxonomic Class: Fine-loamy, mixed, semiactive, mesic Typic Paleudalfs
  • Current Taxon Kind: series
  • Pedon Type: OSD pedon
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Windows Pedon
  • Pedon #: 8
  • Correlated Information:
  • Soil Name - Magnolia
  • PSC - 18 to 68 cm.
  • Classificaton Date - 6/27/2007
  • Classifier - Eddie Earles
  • Soil Taxonomic Edition - eighth edition
  • Moisture Class - udic
  • Moisture Subclass - typic
  • Sampled As Information:
  • Soil Name - Magnolia
  • Taxon Kind - series
  • Classificaton Date - 6/30/2000
  • Classifier - Eddie Earles
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no
  • Certification Status: certified
  • QC Status: level 1
  • QA Status: level 1


    • SITE

  • Parent Material: loamy fluviomarine deposits
  • Landscape: upland
  • Landform: broad interstream divide
  • Geomorphic Component Hills: interfluve
  • Hill Slope Profile: summit
  • Slope Complexity: simple
  • Slope Shape Across: linear
  • Slope Shape Down: linear
  • Runoff: low
  • Drainage Class: well
  • Flooding: none flooding
  • Ponding: none ponding
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 6/30/2000 (actual site observation date)
  • Data Collector: Eddie Earles, David Verdone, Suzi Park, Stephanie Goglia
  • Air Photo ID: 27
  • 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 Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    ochric epipedon

    argillic horizon

    0—19

    19—183

    —19—

    —164—
    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

    1

    —

    —

    33

    —

    191

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Ap1—0 to 8 centimeters (0.0 to 3.1 inches); silt loam; moderate medium subangular blocky parts to moderate coarse granular structure; very friable, slightly sticky, nonplastic; low excavation difficulty; 0.1 very fine roots and 2.0 very coarse roots throughout and 0.1 medium roots and 0.1 fine roots and 2.0 coarse roots; fragments; slightly acid, pH 6.3, hellige-truog; abrupt smooth boundary.; observed in pit, small
    Ap2—8 to 19 centimeters (3.1 to 7.5 inches); loam; 23 percent clay; weak medium subangular blocky structure; very friable, slightly sticky, nonplastic; low excavation difficulty; 0.1 very fine roots and 0.8 medium roots and 0.1 fine roots and 0.1 coarse roots throughout; 0.1 very fine tubular and 1.0 medium tubular and 0.1 fine tubular pores; 3 percent medium prominent black (10YR 2/1) manganese coatings on faces of peds; fragments; very strongly acid, pH 4.5, hellige-truog; abrupt wavy boundary.; observed in pit, small
    Bt1—19 to 38 centimeters (7.5 to 15.0 inches); loam; 25 percent clay; weak fine subangular blocky structure; very friable, moderately sticky, moderately plastic; low excavation difficulty; 0.5 very fine roots and 0.2 medium roots throughout and 0.7 fine roots; 0.2 very fine tubular and 0.5 medium tubular and 0.2 fine tubular pores; fragments; very strongly acid, pH 5.0, hellige-truog; clear wavy boundary.; observed in pit, small
    Bt2—38 to 48 centimeters (15.0 to 18.9 inches); loam; 25 percent clay; moderate medium subangular blocky structure; very friable, moderately sticky, moderately plastic; low excavation difficulty; 0.6 very fine roots and 0.1 medium roots and 0.6 fine roots; 3.0 medium tubular pores; 2 percent fine prominent manganese coatings on faces of peds; fragments; moderately acid, pH 6.0, hellige-truog; clear wavy boundary.; observed in pit, small
    Bt3—48 to 69 centimeters (18.9 to 27.2 inches); clay loam; 28 percent clay; strong medium angular blocky, and strong coarse angular blocky structure; very friable, moderately sticky, moderately plastic; low excavation difficulty; 0.6 very fine roots and 0.1 medium roots throughout and 0.6 fine roots; 0.1 very fine tubular and 1.0 fine pores; 2 percent fine black (10YR 2/1) and 10 percent coarse irregular black (10YR 2/1) manganese coatings on faces of peds; fragments; neutral, pH 7.0, hellige-truog; gradual wavy boundary.; observed in pit, small
    Bt4—69 to 125 centimeters (27.2 to 49.2 inches); clay loam; 35 percent clay; strong very coarse prismatic parts to strong medium subangular blocky structure; very friable, moderately sticky, moderately plastic; low excavation difficulty; 0.1 very fine roots and 0.2 medium roots throughout; 0.1 very fine tubular pores; 3 percent very coarse prominent irregular black (10YR 2/1) manganese coatings and 5 percent fine prominent spherical black (10YR 2/1) manganese coatings throughout and 10 percent extremely coarse prominent spherical yellowish red (5YR 4/6) masses of oxidized iron throughout; fragments; neutral, pH 7.0, hellige-truog; gradual smooth boundary.; observed in pit, small
    Bt5—125 to 183 centimeters (49.2 to 72.0 inches); clay; strong coarse prismatic parts to strong medium subangular blocky structure; very friable, moderately sticky, very plastic; low excavation difficulty; 0.1 very fine roots and 0.1 medium roots throughout and 0.1 fine roots; 0.2 very fine tubular and 0.5 medium tubular and 0.5 fine tubular pores; fragments; neutral, pH 7.0, hellige-truog.; observed in pit, small