IDENTIFIERS

  • Current Taxon Name (Soil Name): TRELOAR
  • OSD
  • Series Extent
  • User Site ID: 2007MO139009
  • User Pedon ID: 2007MO139009
  • Vegetation Plot ID: 2007MO139009
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M0713909
  • NCSS Pedon Lab Data NASIS Record ID - 26111
  • 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: 38.6863333
  • Std. Longitude: -91.5917222
  • Datum: WGS84
  • Township: T45N
  • Range: R6W
  • Section: 4
  • PLSS Details: 597 feet West and 4,980 feet South from the North East corner
  • Country: US—United States
  • State: Missouri
  • County: MO139—Montgomery
  • MLRA: 115—Central Mississippi Valley Wooded Slopes
  • Non-MLRA Soil Survey Area: MO603—Montgomery and Warren Counties, Missouri
  • 7.5 Minute USGS Quad: 38091-F5—Gasconade, Missouri
  • PEDON

  • Describers Name: Grant Butler, Teresa Gerber
  • Current Taxonomic Class: Sandy over loamy, mixed, superactive, calcareous, mesic Oxyaquic Udifluvents
  • Current Taxon Kind: series
  • Pedon Type: classifies to current taxon name, full description
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Missouri Pedon
  • Pedon #: 9
  • Correlated Information:
  • Soil Name - TRELOAR
  • PSC - 25 to 102 cm.
  • Classificaton Date - 2/1/2012
  • Soil Taxonomic Edition - ninth edition
  • Moisture Class - udic
  • Moisture Subclass - oxyaquic
  • Sampled As Information:
  • Soil Name - SND
  • Classificaton Date - 4/20/2007
  • Dynamic Soil Properties:
  • Erosion Class - 0
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


  • SITE

  • Parent Material: sandy alluvium derived from mixed over loamy alluvium derived from mixed
  • Landscape: river valley
  • Landform: flood-plain step
  • Slope Complexity: simple
  • Slope Shape Across: convex
  • Slope Shape Down: convex
  • Runoff: negligible
  • Drainage Class: moderately well
  • Flooding: frequent flooding for long periods
  • Ponding: none ponding
  • Geology: Holocene Stage formation.
  • Surface Fragments:
  • Benchmark Soil?: no
  • VEGETATION

    SITE OBSERVATION

  • Observation Date: 4/20/2007 (actual site observation date)
  • Air Photo ID: 38091f5sw
  • Surface Water Kind: flooded
  • Surface Water Depth: 15
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - tree cover
  • Site Obs. Cover Kind 2 - other tree cover
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Site Erosion Accelerated: water erosion gully
  • Vegetation Plot Plants
    Plant Symbol Scientific Name National Vernacular Name Plant Type Group Canopy Cover % Vegetation Stata Level

    POPUL

    Populus

    cottonwood

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

    ochric epipedon

    cambic horizon

    strongly contrasting particle size class

    aquic conditions

    0—8

    66—99

    66—

    66—

    —8—

    —33—

    —1—

    —1—

    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

    157

    0

    A—0 to 8 centimeters (0.0 to 3.1 inches); very dark grayish brown (10YR 3/2) broken face, grayish brown (10YR 5/2) broken face, dry; fine sandy loam; weak very fine subangular blocky structure; very friable; 3.0 very fine roots throughout and 3.0 fine roots throughout; 3.0 very fine tubular and 3.0 fine tubular pores; fragments; very slight effervescence, by hcl, 1n; clear smooth boundary. Lab sample # MU007187; observed in push tube
    C1—8 to 23 centimeters (3.1 to 9.1 inches); 90 percent dark grayish brown (10YR 4/2) interior and 10 percent grayish brown (10YR 5/2) interior loamy fine sand; massive; very friable; 3.0 very fine roots throughout and 0.5 fine roots throughout; 3.0 very fine tubular and 3.0 fine tubular pores; fragments; very slight effervescence, by hcl, 1n; clear smooth boundary. Lab sample # MU007188; observed in push tube
    C2—23 to 66 centimeters (9.1 to 26.0 inches); 80 percent dark grayish brown (10YR 4/2) interior and 20 percent grayish brown (10YR 5/2) interior fine sand; single grain; loose; 0.5 very fine roots throughout and 0.5 fine roots throughout; 3.0 very fine tubular and 0.5 fine tubular pores; fragments; very slight effervescence, by hcl, 1n; abrupt smooth boundary. Lab sample # MU007189; observed in push tube
    2Bw—66 to 99 centimeters (26.0 to 39.0 inches); 60 percent dark grayish brown (10YR 4/2) interior and 30 percent very dark grayish brown (10YR 3/2) interior and 80 percent dark gray (10YR 4/1) interior loam; weak fine and medium subangular blocky structure; very friable; 0.5 very fine roots throughout; 3.0 very fine tubular and 0.5 fine tubular pores; 1 percent medium faint irregular noncoherent cemented strong brown (7.5YR 4/6), moist, iron depletions with clear boundaries in matrix; 10 percent very dark grayish brown (10YR 3/2), moist, worm casts throughout; fragments; very slight effervescence, by hcl, 1n; clear smooth boundary.; observed in push tube
    2C1—99 to 122 centimeters (39.0 to 48.0 inches); 70 percent dark grayish brown (10YR 4/2) interior and 30 percent very dark grayish brown (10YR 3/2) interior stratified loam; massive; friable; 0.5 very fine roots throughout; 3.0 very fine tubular and 0.5 fine tubular pores; 1 percent medium faint irregular noncoherent cemented dark brown (7.5YR 3/4), moist, iron depletions with clear boundaries in matrix; 3 percent very dark grayish brown (10YR 3/2), moist, worm casts throughout; fragments; very slight effervescence, by hcl, 1n; abrupt smooth boundary.; observed in push tube
    2C2—122 to 165 centimeters (48.0 to 65.0 inches); dark grayish brown (10YR 4/2) interior stratified fine sand; massive; loose; 0.5 very fine tubular and 0.5 fine tubular pores; fragments; very slight effervescence, by hcl, 1n; clear smooth boundary.; observed in push tube
    2C3—165 to 188 centimeters (65.0 to 74.0 inches); 60 percent dark grayish brown (10YR 4/2) interior and 40 percent olive brown (2.5Y 4/3) interior stratified loamy fine sand; massive; loose; 0.5 very fine tubular and 0.5 fine tubular pores; fragments; very slight effervescence, by hcl, 1n; abrupt smooth boundary.; observed in push tube
    2C4—188 to 213 centimeters (74.0 to 83.9 inches); 20 percent very dark grayish brown (10YR 3/2) interior and 50 percent grayish brown (2.5Y 5/2) interior and 20 percent dark grayish brown (10YR 4/2) interior stratified silt loam; massive; friable; 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 dark brown (7.5YR 3/4), moist, iron depletions with clear boundaries in matrix and 1 percent medium faint irregular noncoherent cemented strong brown (7.5YR 4/6), moist, iron depletions with clear boundaries in matrix; 2 percent very dark grayish brown (10YR 3/2), moist, worm casts throughout; fragments; very slight effervescence, by hcl, 1n.; observed in push tube