IDENTIFIERS

  • Current Taxon Name (Soil Name): BELKNAP
  • OSD
  • Series Extent
  • User Site ID: 2003MO007002
  • User Pedon ID: 2003MO00702
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M0300702
  • NCSS Pedon Lab Data NASIS Record ID - 25201
  • Print Date: 11/24/2024

    • 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: 39.2175000
  • Std. Longitude: -92.0155556
  • Datum: WGS84
  • Township: T51N
  • Range: R10W
  • Section: 10
  • PLSS Details: 1,640 feet West and 1,974 feet South from the North East corner
  • Location Description: Northcutt property
  • Country: US—United States
  • State: Missouri
  • County: MO007—Audrain
  • MLRA: 113—Central Claypan Areas
  • Non-MLRA Soil Survey Area: MO007—Audrain County, Missouri
  • 7.5 Minute USGS Quad: 39092-B1—Centralia NE, Missouri

    • PEDON

  • Describers Name: LeAnn Bullard, Greg Caldwell, David Dowdy, Wesley Simmons
  • Current Taxonomic Class: Fine-silty, mixed, superactive, acid, mesic Mollic Endoaquepts
  • Current Taxon Kind: taxadjunct
  • Pedon Type: taxadjunct to the series
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Missouri Pedon
  • Pedon #: 2
  • Correlated Information:
  • Soil Name - BELKNAP
  • PSC - 25 to 102 cm.
  • Classificaton Date - 2/1/2012
  • Soil Taxonomic Edition - ninth edition
  • Moisture Class - aquic
  • Moisture Subclass - typic
  • Sampled As Information:
  • Soil Name - BELKNAP
  • Classificaton Date - 10/27/2003
  • Dynamic Soil Properties:
  • Erosion Class - 0
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: fine-silty alluvium derived from mixed
  • Landscape: river valley
  • Landform: flood plain
  • Geomorphic Component Hills: interfluve
  • Hill Slope Profile: toeslope
  • Slope Position: lower third
  • Slope Complexity: simple
  • Slope Shape Across: linear
  • Slope Shape Down: linear
  • Runoff: negligible
  • Drainage Class: somewhat poorly
  • Flooding: frequent flooding for brief periods
  • Ponding: none ponding
  • Geology: Holocene Stage formation.
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 10/27/2003 (actual site observation date)
  • Air Photo ID: 39092b1ne
  • Surface Water Kind: flooded
  • Surface Water Depth: 15
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - tree cover
  • Site Obs. Cover Kind 2 - hardwoods
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Site Erosion Accelerated: landslip erosion highly deformed
    • Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    ochric epipedon

    cambic horizon

    albic horizon

    cambic horizon

    0—23

    23—46

    102—122

    122—203

    —23—

    —23—

    —20—

    —81—
    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

    3

    —

    —

    237.7

    —

    45

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    A—0 to 23 centimeters (0.0 to 9.1 inches); very dark grayish brown (10YR 3/2) crushed silt loam; moderate fine subangular blocky structure; friable; 3.0 very fine roots and 10.0 fine roots; 10.0 very fine tubular pores; fragments; clear smooth boundary. Lab sample # MU000510; observed in push tube
    Bw—23 to 46 centimeters (9.1 to 18.1 inches); dark grayish brown (10YR 4/2) crushed silt loam; weak fine subangular blocky structure; friable; 10.0 fine roots and 3.0 fine roots; 10.0 very fine tubular and 3.0 fine tubular pores; 10 percent distinct very dark grayish brown (10YR 3/2), moist, organic stains; fragments; clear smooth boundary.; observed in push tube
    Ab—46 to 79 centimeters (18.1 to 31.1 inches); dark grayish brown (10YR 4/2) crushed silt loam; moderate fine subangular blocky structure; friable; 10.0 very fine roots and 3.0 fine roots; 10.0 very fine tubular pores; 10 percent distinct grayish brown (10YR 5/2), moist, silt coats; fragments; clear smooth boundary. Lab sample # MU000512; observed in push tube
    Eb1—79 to 102 centimeters (31.1 to 40.2 inches); dark grayish brown (10YR 4/2) crushed silt loam; weak fine subangular blocky structure; friable; 0.5 fine roots; 10.0 fine tubular pores; 30 percent distinct light brownish gray (10YR 6/2), moist, silt coats; 1 percent medium faint irregular noncoherent cemented yellowish brown (10YR 5/6), moist, iron depletions with clear boundaries in matrix; fragments; gradual smooth boundary. Lab sample # MU000513; observed in push tube
    Eb2—102 to 122 centimeters (40.2 to 48.0 inches); grayish brown (10YR 5/2) crushed silt loam; weak fine subangular blocky structure; friable; 10.0 very fine roots and 3.0 fine roots; 10.0 very fine tubular pores; 30 percent distinct light brownish gray (10YR 6/2), moist, silt coats; 1 percent medium faint irregular noncoherent cemented yellowish brown (10YR 5/6), moist, iron depletions with clear boundaries in matrix and 1 percent medium faint irregular noncoherent cemented very dark grayish brown (10YR 3/2), moist, iron depletions with clear boundaries in matrix and 1 percent medium faint irregular noncoherent cemented brown (7.5YR 4/4), moist, iron depletions with clear boundaries in matrix; fragments; clear smooth boundary. Lab sample # MU000514; observed in push tube
    Btgb1—122 to 147 centimeters (48.0 to 57.9 inches); dark gray (10YR 4/1) crushed silt loam; weak fine subangular blocky structure; friable; 3.0 fine roots; 10.0 very fine tubular pores; 30 percent distinct light brownish gray (10YR 6/2), moist, silt coats; 1 percent medium faint irregular noncoherent cemented strong brown (7.5YR 5/6), moist, iron depletions with clear boundaries in matrix and 1 percent medium faint irregular noncoherent cemented dark yellowish brown (10YR 4/4), moist, iron depletions with clear boundaries in matrix; fragments; clear smooth boundary. Lab sample # MU000515; observed in push tube
    Btgb2—147 to 175 centimeters (57.9 to 68.9 inches); dark gray (10YR 4/1) crushed silt loam; weak fine subangular blocky, and weak fine prismatic structure; friable; 0.5 fine roots; 10.0 very fine tubular pores; 15 percent distinct light gray (10YR 7/2), moist, silt coats and 25 percent faint clay films; 1 percent medium faint irregular noncoherent cemented brown (7.5YR 4/2), moist, iron depletions with clear boundaries in matrix; fragments; clear smooth boundary. Lab sample # MU000516; observed in push tube
    Btgb3—175 to 203 centimeters (68.9 to 79.9 inches); dark gray (10YR 4/1) crushed silt loam; weak fine subangular blocky, and weak fine prismatic structure; friable; 10.0 very fine roots; 10.0 very fine tubular pores; 1 percent distinct very dark grayish brown (10YR 3/2), moist, organic stains; 1 percent medium faint irregular noncoherent cemented yellowish brown (10YR 5/6), moist, iron depletions with clear boundaries in matrix and 1 percent medium faint irregular noncoherent cemented black (10YR 2/1), moist, iron depletions with clear boundaries in matrix; fragments. Lab sample # MU000517; observed in push tube