IDENTIFIERS

  • Current Taxon Name (Soil Name): Lowry
  • OSD
  • Series Extent
  • User Site ID: S2018SD117001
  • User Pedon ID: S2018SD117001
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - KSSL
  • Lab Pedon # - 18N2872
  • Print Date: 12/6/2025

    • 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: 44.2376100
  • Std. Longitude: -99.9280800
  • Datum: WGS84
  • Township: 109N
  • Range: 76W
  • Section: 23
  • PLSS Details: NE Quarter
  • Map Unit: LoA—Lowry silt loam, 0 to 3 percent slopes
  • State: South Dakota
  • County: SD117—Stanley
  • MLRA: 63A—Northern Rolling Pierre Shale Plains
  • Non-MLRA Soil Survey Area: SD117—Stanley County, South Dakota
  • 7.5 Minute USGS Quad: 44099-B8—Joe Creek NW, South Dakota

    • PEDON

  • Describers Name: A. Oxford
  • Current Taxonomic Class: Fine-silty, mixed, superactive, mesic Typic Haplustolls
  • Current Taxon Kind: taxadjunct
  • Pedon Type: taxadjunct to the series
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: NASIS
  • Sampled As Information:
  • Soil Name - Lowry
  • Taxonomic Class - Fine-silty, mixed, superactive, mesic Typic Haplustolls
  • Taxon Kind - taxadjunct
  • PSC - 25 to 100 cm.
  • Classificaton Date - 7/10/2018
  • Classifier - A. Oxford
  • Soil Taxonomic Edition - twelfth edition
  • Moisture Class - ustic
  • Moisture SUBClass - typic
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: fine-silty loess
  • Landscape: river valley
  • Landform: terrace
  • Geomorphic Component Terraces: tread
  • Hill Slope Profile: toeslope
  • Slope Complexity: simple
  • Slope Shape Across: linear
  • Slope Shape Down: linear
  • Runoff: low
  • Drainage Class: well
  • Flooding: none flooding
  • Ponding: none ponding
  • Surface Fragments: 0.00 percent
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 7/10/2018 (actual site observation date)
  • Data Collector: A. Oxford
  • 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
  • Current Weather - sunny
  • Current Air Temp - 37
    • Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    mollic epipedon

    secondary carbonates

    0—28

    28—156

    —28—

    —128—
    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

    1.5

    —

    —

    450

    —

    158

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    3052

    Lower Brule Sioux

    TSCAN
    Ap—0 to 14 centimeters (0.0 to 5.5 inches);, very dark brown (10YR 2/2), moist; silt loam; 20 percent sand; 62 percent silt; 18 percent clay; moderate thick platy parts to moderate fine subangular blocky structure; slightly hard, friable, slightly sticky, slightly plastic; many (5.0) very fine roots throughout and few (1.0) medium roots throughout and many (3.0) fine roots throughout and few (1.0) coarse roots throughout; many (3.0) very fine dendritic tubular and few (1.0) medium dendritic tubular and common (2.0) fine dendritic tubular pores; 1 percent by volume nonflat subrounded indurated 2-4-5 millimeter mixed fragments observed by visual inspection method; 2.7 dS/m of EC; slight effervescence, by hcl, 1n; slightly alkaline, pH 7.5, pH meter; clear smooth boundary. Lab sample # 18N06826; slightly moist when described; observed in pit, small
    Bw—14 to 28 centimeters (5.5 to 11.0 inches);, black (10YR 2/1), moist; silt loam; 5 percent sand; 70 percent silt; 25 percent clay; moderate medium subangular blocky structure; slightly hard, friable, moderately sticky, moderately plastic; many (3.0) very fine roots throughout and common (2.0) medium roots throughout and many (3.0) fine roots throughout; common (2.0) very fine dendritic tubular and few (1.0) medium dendritic tubular and common (2.0) fine dendritic tubular pores; fragments; 1.3 dS/m of EC; noneffervescent, by hcl, 1n; neutral, pH 7.3, pH meter; clear smooth boundary. Lab sample # 18N06827; moist when described; observed in pit, small
    Bk1—28 to 56 centimeters (11.0 to 22.0 inches);, very dark grayish brown (2.5Y 3/2), moist; silty clay loam; 5 percent sand; 67 percent silt; 28 percent clay; moderate medium subangular blocky structure; slightly hard, friable, moderately sticky, moderately plastic; common (2.0) very fine roots throughout and common (2.0) medium roots throughout and common (2.0) fine roots throughout; common (2.0) very fine dendritic tubular and few (1.0) fine dendritic tubular pores; 1 percent fine distinct irregular extremely weakly coherent cemented white (10YR 8/1), moist, carbonate masses with clear boundaries in matrix; 1 percent by volume nonflat subrounded indurated 2-4-5 millimeter mixed fragments observed by visual inspection method; 1.4 dS/m of EC; strong effervescence, by hcl, 1n; slightly alkaline, pH 7.7, pH meter; gradual smooth boundary. Lab sample # 18N06828; moist when described; observed in pit, small
    Bk2—56 to 93 centimeters (22.0 to 36.6 inches);, dark olive brown (2.5Y 3/3), moist; silty clay loam; 5 percent sand; 67 percent silt; 28 percent clay; weak medium prismatic parts to weak medium subangular blocky structure; slightly hard, friable, moderately sticky, moderately plastic; common (2.0) very fine roots throughout and common (2.0) medium roots throughout and common (2.0) fine roots throughout; few (1.0) very fine dendritic tubular and few (1.0) fine dendritic tubular pores; 2 percent fine faint irregular extremely weakly coherent cemented light gray (2.5Y 7/1), moist, carbonate masses with clear boundaries in matrix; 1 percent by volume nonflat subrounded indurated 2-4-5 millimeter mixed fragments observed by visual inspection method; 1.2 dS/m of EC; violent effervescence, by hcl, 1n; slightly alkaline, pH 7.8, pH meter; gradual smooth boundary. Lab sample # 18N06829; moist when described; observed in pit, small
    Bk3—93 to 156 centimeters (36.6 to 61.4 inches);, 60 percent dark grayish brown (2.5Y 4/2) and 40 percent olive brown (2.5Y 4/4), moist; silty clay loam; 5 percent sand; 66 percent silt; 29 percent clay; weak medium subangular blocky structure; slightly hard, friable, moderately sticky, moderately plastic; few (1.0) very fine roots throughout and few (1.0) fine roots throughout; few (1.0) very fine dendritic tubular pores; 2 percent fine faint irregular extremely weakly coherent cemented light gray (2.5Y 7/1), moist, carbonate masses with clear boundaries in matrix; 1 percent by volume nonflat subrounded indurated 2-4-5 millimeter mixed fragments observed by visual inspection method; 1.3 dS/m of EC; violent effervescence, by hcl, 1n; moderately alkaline, pH 8.0, pH meter; clear wavy boundary. Lab sample # 18N06830; moist when described; observed in pit, small
    Ab—156 to 189 centimeters (61.4 to 74.4 inches);, very dark brown (10YR 2/2), moist; silty clay loam; 5 percent sand; 66 percent silt; 29 percent clay; moderate medium subangular blocky structure; slightly hard, friable, moderately sticky, moderately plastic; very few (0.5) very fine roots throughout and very few (0.5) fine roots throughout; many (3.0) very fine dendritic tubular and common (2.0) fine dendritic tubular pores; 10 percent prominent black (10YR 2/1), moist, clay films on surfaces along root channels; fragments; 1.3 dS/m of EC; strong effervescence, by hcl, 1n; moderately alkaline, pH 8.0, pH meter; clear wavy boundary. Lab sample # 18N06831; moist when described; observed in pit, small
    Bkb—189 to 200 centimeters (74.4 to 78.7 inches);, olive brown (2.5Y 4/4), moist; silty clay loam; 5 percent sand; 66 percent silt; 29 percent clay; weak medium subangular blocky structure; slightly hard, friable, moderately sticky, moderately plastic; very few (0.5) very fine roots throughout; 3 percent fine faint irregular extremely weakly coherent cemented light gray (2.5Y 7/1), moist, carbonate masses with clear boundaries in matrix and 1 percent medium distinct spherical moderately coherent cemented light gray (2.5Y 7/1), moist, carbonate masses with clear boundaries around rock fragments; 2 percent by volume nonflat subrounded indurated 2-4-5 millimeter mixed fragments observed by visual inspection method; 1.3 dS/m of EC; strong effervescence, by hcl, 1n; moderately alkaline, pH 7.9, pH meter. Lab sample # 18N06832; moist when described; observed in pit, small