IDENTIFIERS

  • Current Taxon Name (Soil Name): Howell
  • OSD
  • Series Extent
  • User Site ID: S1999MD003001
  • User Pedon ID: S1999MD003001
  • Lab Information:
  • Certified Lab Pedon Description - yes
  • Lab Source ID - SSL
  • Lab Pedon # - 00P0100
  • NCSS Pedon Lab Data NASIS Record ID - 11608
  • 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: 38.9222221
  • Std. Longitude: -76.5858307
  • Datum: WGS84
  • Location Description: old atlas sheet #29, 12'EX7 11/16'N from SW corner
  • State: Maryland
  • County: MD003—Anne Arundel
  • MLRA: 149A—Northern Coastal Plain
  • Regional Office: SE—Southeast
  • MLRA Soil Survey Area: NE-HAM—Hammonton, New Jersey
  • Non-MLRA Soil Survey Area: MD003—Anne Arundel County, Maryland
  • 7.5 Minute USGS Quad: 38076-H5—South River, Maryland

    • PEDON

  • Describers Name: EHE, TV, SLD
  • Current Taxonomic Class: Fine, mixed, active, mesic Typic Paleudults
  • Current Taxon Kind: taxadjunct
  • Pedon Type: taxadjunct to the series
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from PDP 3.x
  • Correlated Information:
  • Soil Name - Howell
  • PSC - 13 to 64 cm.
  • Classificaton Date - 5/20/2013
  • Classifier - Susan Demas
  • Soil Taxonomic Edition - eleventh edition
  • Moisture Class - udic
  • Moisture Subclass - typic
  • Sampled As Information:
  • Soil Name - Howell taxadjunct
  • Classificaton Date - 1/20/1999
  • Moisture Class - udic
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Geomorphic Component Hills: nose slope
  • Hill Slope Profile: backslope
  • Slope Shape Across: convex
  • Slope Shape Down: linear
  • Drainage Class: well
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 1/20/1999 (actual site observation date)
  • Air Photo ID: 29
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - tree cover
  • Site Obs. Cover Kind 2 - 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—13

    13—216

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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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    Ap—0 to 13 centimeters (0.0 to 5.1 inches); very dark grayish brown (10YR 3/2) clay loam; 19 percent clay; moderate medium granular structure; friable, slightly sticky, slightly plastic; 7.0 very fine and fine roots throughout and 1.0 very coarse roots and 7.0 coarse roots; 5.0 very fine and fine interstitial and tubular pores; fragments; very strongly acid, pH 5.0, hellige-truog; clear wavy boundary. Lab sample # 00P00639
    Bt1—13 to 43 centimeters (5.1 to 16.9 inches); dark yellowish brown (10YR 4/6) clay; 36 percent clay; strong medium subangular blocky structure; friable, slightly sticky, slightly plastic; 2.0 very fine to medium roots throughout and 1.0 very coarse roots and 6.0 coarse roots; 0.5 very fine and fine tubular pores; 10 percent distinct dark brown (10YR 3/3) organic stains and 60 percent prominent dark yellowish brown (10YR 4/4) clay films on faces of peds; fragments; very strongly acid, pH 4.5, hellige-truog; diffuse smooth boundary. Lab sample # 00P00640. continuous - phpvsfiid 120219; continuous - phpvsfiid 120219
    Bt2—43 to 69 centimeters (16.9 to 27.2 inches); brown (7.5YR 5/4) silty clay; 38 percent clay; strong coarse subangular blocky structure; friable, slightly sticky, slightly plastic; 1.0 very coarse roots and 0.1 fine and medium roots throughout and 0.5 coarse roots; 95 percent prominent brown (7.5YR 5/3) clay films on faces of peds; 10 percent medium and coarse irregular reddish yellow (7.5YR 6/8) masses of oxidized iron throughout; fragments; extremely acid, pH 4.2, hellige-truog; diffuse smooth boundary. Lab sample # 00P00641. continuous - phpvsfiid 120220; continuous - phpvsfiid 120220
    Bt3—69 to 216 centimeters (27.2 to 85.0 inches); brown (7.5YR 5/4) silty clay; 42 percent clay; strong coarse subangular blocky parts to strong fine angular blocky structure; friable, slightly sticky, slightly plastic; 0.5 very coarse roots and 0.5 medium roots and 0.1 fine roots throughout and 0.5 coarse roots; 10.0 very fine tubular and 1.0 fine tubular pores; 95 percent prominent brown (7.5YR 5/4) clay films on faces of peds; 2 percent coarse spherical reddish brown (5YR 5/3) iron depletions throughout and 2 percent medium and coarse irregular yellow (10YR 7/8) masses of oxidized iron throughout; fragments; extremely acid, pH 4.2, hellige-truog. Lab sample # 00P00642. friable in upper part, firm to very firm in lower part, consistence moisture dependent; continuous - phpvsfiid 120221; continuous - phpvsfiid 120221