IDENTIFIERS

  • Current Taxon Name (Soil Name): Holmquist
  • OSD
  • Series Extent
  • User Site ID: S1988SD037020
  • User Pedon ID: 88SD037020
  • Lab Information:
  • Certified Lab Pedon Description - yes
  • Lab Source ID - SSL
  • Lab Pedon # - 89P0313
  • Print Date: 11/12/2024

    • 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: 45.4575005
  • Std. Longitude: -97.8499985
  • Datum: WGS84
  • Township: 123N
  • Range: 58W
  • Section: 18
  • PLSS Details: 120 feet N and 2030 feet E of the SE corner
  • Map Unit: G574A—Fluvaquents, channeled-La Prairie-Holmquist complex, 0 to 2 percent slopes, frequently flooded
  • Country: US—United States
  • State: South Dakota
  • County: SD037—Day
  • MLRA: 55D—Glacial Lake Dakota
  • Regional Office: NC—North Central
  • MLRA Soil Survey Area: NC-RED—Redfield, South Dakota
  • Non-MLRA Soil Survey Area: SD037—Day County, South Dakota

    • PEDON

  • Describers Name: Bachman and Schultz
  • Current Taxonomic Class: Coarse-loamy, superactive, calcareous, frigid Mollic Fluvaquents
  • Current Taxon Kind: series
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from SSL-CMS data
  • Pedon #: 20
  • Correlated Information:
  • Soil Name - Holmquist (flagged as OSD)
  • PSC - 25 to 100 cm.
  • Classificaton Date - 2/1/2023
  • Classifier - Winter, Steve
  • Soil Taxonomic Edition - twelfth edition
  • Moisture Subclass - typic
  • Sampled As Information:
  • Soil Name - Pierpont
  • Taxonomic Class - Fine-loamy, mixed (calcareous) Mollic Fluvaquents
  • Classificaton Date - 10/1/1988
  • Moisture Class - aquic
  • Dynamic Soil Properties:
  • Erosion Class - 0
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: alluvium
  • Landscape: till plain
  • Landform: flood plain
  • Slope Shape Across: linear
  • Slope Shape Down: linear
  • Drainage Class: poorly
  • Flooding: frequent flooding for brief periods
  • Ponding: none ponding
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 10/12/1988 (actual site observation date)
  • Data Collector: W.J. Bachman
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - grass/herbaceous cover
  • Site Obs. Cover Kind 2 - other grass/herbaceous cover
  • 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

    —

    —

    448

    —

    0

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    A—0 to 20 centimeters (0.0 to 7.9 inches); black (10YR 2/1), dark gray (10YR 4/1), dry; loam; weak medium subangular blocky, and moderate medium granular structure; slightly hard, friable; 5.5 fine roots; 11 percent fine salt masses; fragments; strong effervescence; moderately alkaline, pH 8.1, hellige-truog; clear wavy boundary. Lab sample # 89P01733. common fine salt masses concentrations; many fine roots
    C1—20 to 43 centimeters (7.9 to 16.9 inches); very dark grayish brown (2.5Y 3/2), grayish brown (2.5Y 5/2), dry; loam, sandy loam; 1 percent yellowish brown (10YR 5/6) fine distinct mottles; massive; slightly hard, friable; 2.5 fine roots; 30 percent fine salt masses; fragments; strong effervescence; strongly alkaline, pH 8.6, hellige-truog; gradual wavy boundary. Lab sample # 89P01734. many fine salt masses concentrations; common fine roots; few fine distinct 10YR56 mottles
    C2—43 to 66 centimeters (16.9 to 26.0 inches); dark grayish brown (2.5Y 4/2), grayish brown (2.5Y 5/2), dry; fine sandy loam, loamy fine sand; 11 percent dark yellowish brown (10YR 4/6) fine distinct mottles; massive; slightly hard, very friable; 0.5 fine roots; 11 percent fine salt masses; fragments; strong effervescence; strongly alkaline, pH 8.6, hellige-truog; gradual wavy boundary. Lab sample # 89P01735. common fine salt masses concentrations; few fine roots; common fine distinct 10YR46 mottles
    Cg1—66 to 117 centimeters (26.0 to 46.1 inches); black (5Y 2/1) and very dark gray (5Y 3/1) and gray (5Y 5/1), dark gray (5Y 4/1), dry; loam; 11 percent dark yellowish brown (10YR 3/6) fine and medium prominent mottles; massive; hard, friable, slightly sticky, slightly plastic; 0.5 fine roots; 1 percent fine salt masses; fragments; strong effervescence; moderately alkaline, pH 8.1, hellige-truog; gradual wavy boundary. Lab sample # 89P01736. few fine salt masses concentrations; few fine roots; common fine and medium prominent 10YR36 mottles
    Cg2—117 to 152 centimeters (46.1 to 59.8 inches); dark gray (5Y 4/1), gray (5Y 6/1), dry; clay loam, coarse sand; 30 percent dark yellowish brown (10YR 3/6) fine prominent mottles; massive; hard, firm, moderately sticky, moderately plastic; fragments; slight effervescence; moderately alkaline, pH 8.1, hellige-truog. Lab sample # 89P01737. many fine prominent 10YR36 mottles