IDENTIFIERS

  • Current Taxon Name (Soil Name): Virkula
  • OSD
  • Series Extent
  • User Site ID: S1980SD081005
  • User Pedon ID: S1980SD081005
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 81P0012
  • NCSS Pedon Lab Data NASIS Record ID - 48312
  • 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: 44.3849983
  • Std. Longitude: -103.7925034
  • Datum: WGS84
  • Township: 5N
  • Range: 3E
  • Section: 19
  • PLSS Details: 1100 feet west and 600 feet south of the northeast corner
  • Location Description: About 3 miles west of Deadwood.
  • State: South Dakota
  • County: SD081—Lawrence
  • MLRA: 62—Black Hills
  • Non-MLRA Soil Survey Area: SD081—Lawrence County, South Dakota

    • PEDON

  • Current Taxonomic Class: Fine, montmorillonitic Typic Eutroboralfs
  • Current Taxon Kind: series
  • Pedon Type: OSD pedon
  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 5
  • Correlated Information:
  • Soil Name - Virkula
  • PSC - 30 to 80 cm.
  • Classificaton Date - 11/30/2007
  • Moisture Class - udic
  • Sampled As Information:
  • Soil Name - Virkula
  • Taxonomic Class - Fine, montmorillonitic Typic Eutroboralf
  • Taxon Kind - series
  • Classificaton Date - 6/1/1980
  • Moisture Class - udic
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: residuum
  • Slope Shape Down: concave
  • Drainage Class: well
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 6/1/1980 (actual site observation date)
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - tree cover
  • Site Obs. Cover Kind 2 - conifers
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
    • 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

    25

    —

    —

    1603

    —

    270

    —

    —

    —

    —

    —

    —

    —

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    O—0 to 3 centimeters (0.0 to 1.2 inches); muck; fragments. Lab sample # 81P00067
    A1—3 to 6 centimeters (1.2 to 2.4 inches); very dark grayish brown (10YR 3/2), grayish brown (10YR 5/2), dry; silt loam; weak fine and medium granular structure; slightly hard, very friable; 3.0 fine and medium roots; fragments; moderately acid, pH 5.8, bromcresol purple; abrupt smooth boundary. Lab sample # 81P00066
    A2—6 to 33 centimeters (2.4 to 13.0 inches); brown (10YR 5/3), very pale brown (10YR 7/3), dry; silt loam; weak fine and medium platy structure; slightly hard, very friable; 3.0 fine to coarse roots; 21.0 pores; fragments; moderately acid, pH 5.8, bromcresol purple; clear smooth boundary. Lab sample # 81P00067
    B&A—33 to 41 centimeters (13.0 to 16.1 inches); brown (10YR 5/3) and brown (10YR 4/3), very pale brown (10YR 7/3) and brown (10YR 5/3), dry; silty clay loam; weak coarse prismatic parts to moderate medium subangular blocky structure; hard, friable; 3.0 fine to coarse roots; 3.0 fine pores; fragments; moderately acid, pH 5.8, bromcresol purple; clear wavy boundary. Lab sample # 81P00068
    B2t—41 to 77 centimeters (16.1 to 30.3 inches); brown (10YR 4/3), brown (10YR 5/3), dry; clay loam; strong coarse prismatic parts to strong fine and medium blocky structure; very hard, firm, moderately sticky, moderately plastic; 0.5 fine to coarse roots; 3.0 fine pores; clay films on all faces of peds; fragments; moderately acid, pH 5.8, bromcresol purple; clear wavy boundary. Lab sample # 81P00069
    B3—77 to 94 centimeters (30.3 to 37.0 inches); brown (10YR 4/3), pale brown (10YR 6/3), dry; clay loam; weak coarse prismatic parts to moderate subangular blocky structure; very hard, firm, moderately sticky, moderately plastic; 0.5 coarse roots; 3.0 fine pores; clay films on all faces of peds; fragments; moderately acid, pH 5.8, bromcresol purple; clear wavy boundary. Lab sample # 81P00070
    C—94 to 155 centimeters (37.0 to 61.0 inches); yellowish brown (10YR 5/4), pale brown (10YR 6/3), dry; gravelly clay loam; massive; very hard, firm, slightly sticky, moderately plastic; 15 percent by volume 2-?-75 millimeter igneous, unspecified fragments; slightly acid, pH 6.3, bromcresol purple. Lab sample # 81P00071