IDENTIFIERS

  • Current Taxon Name (Soil Name): Atkins
  • OSD
  • Series Extent
  • User Site ID: S1999MD001002
  • User Pedon ID: 99MD001002
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 00P0549
  • NCSS Pedon Lab Data NASIS Record ID - 12053
  • Print Date: 12/4/2024

    • 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: 39.5224991
  • Std. Longitude: -78.5666656
  • Datum: WGS84
  • State: Maryland
  • County: MD001—Allegany
  • MLRA: 147—Northern Appalachian Ridges and Valleys
  • Non-MLRA Soil Survey Area: MD001—Allegany County, Maryland
  • 7.5 Minute USGS Quad: 39078-E5—Oldtown, Maryland

    • PEDON

  • Describers Name: AKF, SB
  • Current Taxonomic Class: Fine-loamy, mixed, active, nonacid, mesic Umbric Paleaquults
  • Current Taxon Kind: taxadjunct
  • Pedon Type: taxadjunct to the series
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 2
  • Correlated Information:
  • Soil Name - Atkins
  • PSC - 25 to 100 cm.
  • Classificaton Date - 9/5/2014
  • Classifier - Katey Yoast
  • Soil Taxonomic Edition - eleventh edition
  • Moisture Class - aquic
  • Moisture Subclass - udic
  • Sampled As Information:
  • Soil Name - Atkins
  • Taxonomic Class - Fine-loamy, mixed, active, mesic Umbric Paleaquult
  • Taxon Kind - series
  • PSC - 28 to 102 cm.
  • Classificaton Date - 11/9/1999
  • Moisture Class - aquic
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landscape: river valley
  • Landform: slough
  • Slope Shape Across: concave
  • Slope Shape Down: concave
  • Drainage Class: poorly
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 11/9/1999 (actual site observation date)
  • Air Photo ID: 50
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - grass/herbaceous cover
  • 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

    aquic conditions

    argillic horizon

    0—208

    117—208

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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

    5

    —

    —

    163

    —

    180

    —

    —

    —

    —

    —

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    Ap1—0 to 15 centimeters (0.0 to 5.9 inches); very dark gray (10YR 3/1) silt loam; 16 percent clay; moderate fine and medium granular structure; friable; 3.0 fine and medium roots throughout; 1.0 medium and coarse tubular pores; platy dark red (2.5YR 3/6) calcite crystals; fragments; moderately acid, pH 5.9, hellige-truog; clear smooth boundary. Lab sample # 00P03589. observation method: tr.
    Ap2—15 to 28 centimeters (5.9 to 11.0 inches); very dark grayish brown (2.5Y 3/2) silt loam; 18 percent clay; moderate coarse subangular blocky parts to weak fine and medium granular structure; friable; 2.0 fine and medium roots between peds; 1.0 medium and coarse tubular pores; 2 percent platy dark red (2.5YR 3/6) nonmagnetic shot; fragments; strongly acid, pH 5.3, hellige-truog; abrupt smooth boundary. Lab sample # 00P03590. pockets of weak coarse platy (plowpan or depositional); observation method: tr.
    BA—28 to 46 centimeters (11.0 to 18.1 inches); dark grayish brown (10YR 4/2) silt loam; 21 percent clay; weak fine and medium subangular blocky structure; friable; 1.0 fine roots between peds; 1.0 medium and coarse tubular pores; platy yellowish red (5YR 4/6) plinthite nodules; dendritic dark brown (7.5YR 3/3) lime masses; fragments; slightly acid, pH 6.1, hellige-truog; abrupt smooth boundary. Lab sample # 00P03591. observation method: tr.
    Apb—46 to 66 centimeters (18.1 to 26.0 inches); very dark gray (10YR 3/1) silt loam; 24 percent clay; moderate fine and medium subangular blocky structure; friable; 1.0 very fine and fine roots between peds; 1.0 medium and coarse tubular pores; platy yellowish red (5YR 4/6) iron concretions; fragments; slightly acid, pH 6.2, hellige-truog; clear smooth boundary. Lab sample # 00P03592. observation method: tr.
    BAb—66 to 81 centimeters (26.0 to 31.9 inches); dark grayish brown (10YR 4/2) silt loam; 26 percent clay; moderate medium subangular blocky structure; firm; 1.0 very fine roots between peds; 1.0 medium and coarse tubular pores; dendritic strong brown (7.5YR 5/6) lime masses; fragments; slightly acid, pH 6.2, hellige-truog; clear wavy boundary. Lab sample # 00P03593. observation method: tr.
    Bgb—81 to 97 centimeters (31.9 to 38.2 inches); brown (7.5YR 5/2) clay loam; 28 percent clay; weak coarse subangular blocky parts to moderate very fine and fine subangular blocky structure; firm; 1.0 very fine roots between peds; 1.0 fine vesicular and 1.0 fine tubular pores; 30 percent clay films on faces of peds; dendritic strong brown (7.5YR 5/6) lime masses; fragments; slightly acid, pH 6.3, hellige-truog; clear smooth boundary. Lab sample # 00P03594. observation method: tr; Fe Mn 10YR 4/4.
    ABb—97 to 117 centimeters (38.2 to 46.1 inches); brown (7.5YR 5/2) silt loam; 24 percent clay; weak coarse subangular blocky parts to moderate very fine and fine subangular blocky structure; firm; 1.0 very fine roots between peds; 1.0 fine tubular and 1.0 fine vesicular pores; 30 percent clay films on faces of peds; dendritic strong brown (7.5YR 5/6) iron-manganese masses; fragments; moderately acid, pH 5.8, hellige-truog; clear wavy boundary. Lab sample # 00P03595. observation method: tr.
    Btgb1—117 to 147 centimeters (46.1 to 57.9 inches); brown (10YR 5/3) clay loam; 29 percent clay; weak coarse prismatic parts to weak coarse subangular blocky parts to moderate very fine and fine subangular blocky structure; firm; 1.0 very fine roots between peds; 1.0 fine vesicular and 1.0 fine tubular pores; 30 percent clay films on faces of peds; dendritic strong brown (7.5YR 4/6) lime masses and dendritic brown (7.5YR 5/2) lime masses; fragments; strongly acid, pH 5.2, hellige-truog; clear wavy boundary. Lab sample # 00P03596. observation method: tr.
    Btgb2—147 to 173 centimeters (57.9 to 68.1 inches); brown (7.5YR 5/2) clay loam; 30 percent clay; weak coarse subangular blocky parts to moderate very fine and fine subangular blocky structure; firm; 1.0 very fine roots between peds; 2.0 fine and medium tubular and 2.0 fine and medium vesicular pores; 75 percent clay films on faces of peds; dendritic strong brown (7.5YR 4/6) lime masses; fragments; strongly acid, pH 5.4, hellige-truog; gradual wavy boundary. Lab sample # 00P03597. observation method: tr; FeMn common med.
    Btgb3—173 to 208 centimeters (68.1 to 81.9 inches); brown (7.5YR 5/2) clay loam; 30 percent clay; weak coarse subangular blocky parts to moderate very fine subangular blocky structure; firm; 1.0 very fine roots between peds; 3.0 fine and medium tubular and 3.0 fine and medium vesicular pores; 75 percent clay films on faces of peds; dendritic brown (7.5YR 4/4) iron-manganese masses; fragments; strongly acid, pH 5.5, hellige-truog. Lab sample # 00P03598. observation method: tr; FeMn common medium; free H2O on ped faces.