IDENTIFIERS

  • Current Taxon Name (Soil Name): MILLBORO
  • OSD
  • Series Extent
  • User Site ID: S1992SD117004
  • User Pedon ID: 92SD117004
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 92P0670
  • NCSS Pedon Lab Data NASIS Record ID - 64909
  • Print Date: 5/29/2024
  • 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: 44.4183350
  • Std. Longitude: -100.5052795
  • Datum: WGS84
  • Township: 5N
  • Range: 30E
  • Section: 4
  • PLSS Details: NE corner of SW quarter of SW quarter
  • State: South Dakota
  • County: SD117—Stanley
  • MLRA: 63A—Northern Rolling Pierre Shale Plains
  • Non-MLRA Soil Survey Area: SD117—Stanley County, South Dakota
  • PEDON

  • Describers Name: Kenneth Heil
  • Current Taxonomic Class: Fine, montmorillonitic, mesic Vertic Argiustolls
  • Current Taxon Kind: series
  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 4
  • Correlated Information:
  • Soil Name - MILLBORO
  • Classificaton Date - 1/26/2010
  • Moisture Class - ustic
  • Sampled As Information:
  • Soil Name - Millboro
  • Taxonomic Class - Fine, montmorillonitic, mesic Vertic Argiustoll
  • Taxon Kind - series
  • Classificaton Date - 5/26/1992
  • Moisture Class - ustic
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


  • SITE

  • Slope Shape Across: linear
  • Slope Shape Down: linear
  • Runoff: low
  • Drainage Class: well
  • Surface Fragments:
  • Benchmark Soil?: no
  • VEGETATION

    SITE OBSERVATION

  • Observation Date: 5/26/1992 (actual site observation date)
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - crop cover
  • Site Obs. Cover Kind 2 - close-grown crop
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Site Erosion Accelerated: water erosion
  • 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

    0

    Ap—0 to 18 centimeters (0.0 to 7.1 inches);, dark gray (10YR 4/1) and very dark gray (10YR 3/1), moist; silty clay loam; weak medium and coarse subangular blocky, and moderate medium granular structure; slightly hard, friable, slightly sticky; fragments; clear smooth boundary. Lab sample # 92P04007
    A—18 to 25 centimeters (7.1 to 9.8 inches);, dark gray (10YR 4/1) and very dark gray (10YR 3/1), moist; silty clay loam; weak medium prismatic, and moderate medium subangular blocky structure; slightly hard, friable, moderately sticky; fragments; clear smooth boundary.
    Bt1—25 to 33 centimeters (9.8 to 13.0 inches);, dark grayish brown (10YR 4/2) and very dark grayish brown (10YR 3/2), moist; sandy clay; moderate medium prismatic, and moderate medium subangular blocky structure; hard, firm, moderately sticky; fragments; gradual smooth boundary.
    Bt2—33 to 38 centimeters (13.0 to 15.0 inches);, dark grayish brown (10YR 4/2) and very dark grayish brown (10YR 3/2), moist; sandy clay; moderate medium prismatic, and moderate medium subangular blocky structure; hard, firm, moderately sticky; fragments; strong effervescence; clear smooth boundary.
    Bk1—38 to 53 centimeters (15.0 to 20.9 inches);, grayish brown (2.5Y 5/2) and dark grayish brown (2.5Y 4/2), moist; sandy clay; weak coarse subangular blocky structure; hard, firm, moderately sticky; fragments; strong effervescence; clear smooth boundary. few fine accumulations of carbonate.
    Bk2—53 to 74 centimeters (20.9 to 29.1 inches);, grayish brown (2.5Y 5/2) and dark grayish brown (2.5Y 4/2), moist; sandy clay; weak coarse subangular blocky structure; hard, firm, moderately sticky; fragments; strong effervescence; clear smooth boundary. few fine accumulations of carbonate.
    C1—74 to 99 centimeters (29.1 to 39.0 inches);, grayish brown (2.5Y 5/2) and dark grayish brown (2.5Y 4/2), moist; massive; hard, firm, moderately sticky; fragments; strong effervescence; gradual wavy boundary. common fine accumulations of carbonates and salts.
    C2—99 to 104 centimeters (39.0 to 40.9 inches);, grayish brown (2.5Y 5/2) and dark grayish brown (2.5Y 4/2), moist; sandy clay; massive; hard, firm, moderately sticky; fragments; strong effervescence. many coarse accumulations of carbonates and salts.