IDENTIFIERS

  • Current Taxon Name (Soil Name): Niangua
  • OSD
  • Series Extent
  • User Site ID: 1999MO203017M
  • User Pedon ID: 1999MO203017M
  • User Site Association ID: 8623
  • Transect:
  • User Transect ID - shannon-74F4
  • Transect Stop Number - 5
  • Transect Interval - 200.0
  • Lab Information:
  • Certified Lab Pedon Description - yes
  • Lab Source ID - MCL
  • Lab Pedon # - M9961317
  • NCSS Pedon Lab Data NASIS Record ID - 31543
  • 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: 37.1094194
  • Std. Longitude: -91.1109306
  • Datum: WGS84
  • State: Missouri
  • County: MO203—Shannon
  • MLRA: 116A—Ozark Highland
  • Non-MLRA Soil Survey Area: MO203—Shannon County, Missouri
  • 7.5 Minute USGS Quad: 37091-A1—Van Buren North, Missouri

    • PEDON

  • Describers Name: BM,LT,MS,SE
  • Current Taxonomic Class: Clayey over loamy-skeletal, mixed, active, mesic Typic Hapludalfs
  • Current Taxon Kind: series
  • Pedon Type: classifies to current taxon name, full description
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: Converted from PDP 3.x
  • Correlated Information:
  • Soil Name - Niangua
  • PSC - 13 to 63 cm.
  • Classificaton Date - 1/31/2012
  • Soil Taxonomic Edition - eighth edition
  • Moisture Class - udic
  • Moisture Subclass - typic
  • Sampled As Information:
  • Soil Name - Niangua
  • Taxonomic Class - Very-fine, mixed, active, mesic Typic Hapludalfs
  • Taxon Kind - series
  • PSC - 13 to 63 cm.
  • Classificaton Date - 2/10/1999
  • Moisture Class - udic
  • Moisture SUBClass - typic
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no
  • Certification Status: certified
  • QC Status: level 3
  • Field Measured Properties: 71 percent of Percent clay in the control section and 7 Percent rock fragments in the control section (vol)


    • SITE

  • Parent Material: residuum and/or slope alluvium derived from dolomite
  • Landscape: hills
  • Landform: hillslope
  • Geomorphic Component Hills: side slope
  • Hill Slope Profile: backslope
  • Slope Shape Across: convex
  • Slope Shape Down: convex
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 2/10/1999 (actual site observation date)
  • Air Photo ID: 15
  • Surface Cover Properties:
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
    • Pedon Restrictions
    Kind Hardness Restriction Depth L-H Restriction Thickness L-RV-H
    cm

    bedrock, lithic

    —

    127 -

    —
    Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    mollic epipedon

    argillic horizon

    strongly contrasting particle size class

    lithic contact

    0—13

    13—127

    71—

    127—

    —-

    —-

    —-

    —-
    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

    23

    —

    —

    165

    —

    190

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    A—0 to 13 centimeters (0.0 to 5.1 inches); very dark grayish brown (10YR 3/2) gravelly clay loam; moderate fine granular structure; friable; 7.0 fine to coarse roots; 25 percent by volume nonflat indurated 2-40-75 millimeter chert fragments; clear smooth boundary. Lab sample # MU063778
    Bt1—13 to 28 centimeters (5.1 to 11.0 inches); 50 percent red (2.5YR 4/6) and 50 percent reddish brown (2.5YR 4/4) gravelly clay; moderate fine subangular blocky structure; very firm; 3.0 fine to coarse roots; 35 percent distinct reddish brown (5YR 4/4) clay films on faces of peds and 35 percent distinct red (2.5YR 4/6) clay films on faces of peds; 25 percent by volume nonflat indurated 2-40-75 millimeter chert fragments; gradual smooth boundary. Lab sample # MU063779
    Bt2—28 to 58 centimeters (11.0 to 22.8 inches); red (2.5YR 4/6) clay; moderate medium subangular blocky structure; very firm; 3.0 fine and medium roots; 75 percent distinct red (2.5YR 4/6) clay films on faces of peds; 5 percent by volume nonflat indurated 2-40-75 millimeter chert fragments; gradual smooth boundary. Lab sample # MU063780
    Bt3—58 to 71 centimeters (22.8 to 28.0 inches); red (2.5YR 4/6) clay; moderate medium subangular blocky structure; very firm; 0.9 fine and medium roots; 75 percent distinct red (2.5YR 4/6) clay films on faces of peds; 5 percent by volume 2-39-75 millimeter dolomite (dolostone) fragments; clear smooth boundary. Lab sample # MU063781
    Bt4—71 to 102 centimeters (28.0 to 40.2 inches); dark red (2.5YR 3/6) extremely stony fine sandy loam; weak medium subangular blocky structure; firm; 0.9 fine and medium roots; 35 percent distinct dark red (2.5YR 3/6) clay films on faces of peds; 5 percent by volume 2-39-75 millimeter dolomite (dolostone) fragments and 10 percent by volume 75-162-250 millimeter dolomite (dolostone) fragments and 55 percent by volume 250-425-600 millimeter dolomite (dolostone) fragments; gradual irregular boundary. Lab sample # MU063782
    Bt5—102 to 127 centimeters (40.2 to 50.0 inches); dark red (2.5YR 3/6) extremely stony sandy clay loam; weak fine subangular blocky structure; friable; 0.9 fine roots; 35 percent distinct dark red (2.5YR 3/6) clay films on faces of peds; 10 percent by volume 2-39-75 millimeter dolomite (dolostone) fragments and 10 percent by volume 75-162-250 millimeter dolomite (dolostone) fragments and 45 percent by volume 250-425-600 millimeter dolomite (dolostone) fragments; moderately alkaline, pH 7.9, hellige-truog. Lab sample # MU063783
    R—127 centimeters (50.0 inches); bedrock; fragments.