IDENTIFIERS

  • Current Taxon Name (Soil Name): Hobson
  • OSD
  • Series Extent
  • User Site ID: 1992MO057013M
  • User Pedon ID: 1992MO057013
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M9205713
  • Print Date: 2/16/2025

    • 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: 37.2998028
  • Std. Longitude: -93.7355944
  • Datum: WGS84
  • Township: T30N
  • Range: R26W
  • Section: 25
  • PLSS Details: 300 feet N and 150 feet W of the SE corner
  • Location Description: APPRX. 372'W OF THE FENCE AND 345'N OF THE FENCE AT THE POND.
  • Map Unit: 73075—Hobson loam, 1 to 3 percent slopes
  • State: Missouri
  • County: MO057—Dade
  • MLRA: 116B—Springfield Plain
  • Non-MLRA Soil Survey Area: MO057—Dade County, Missouri
  • 7.5 Minute USGS Quad: 37093-C6—Everton, Missouri

    • PEDON

  • Describers Name: RDC AND CH
  • Current Taxonomic Class: Fine-loamy, siliceous, active, mesic Oxyaquic Fragiudalfs
  • Current Taxon Kind: series
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: NASIS
  • Sampled As Information:
  • Soil Name - Hobson
  • Taxonomic Class - Fine-loamy, siliceous, active, mesic Oxyaquic Fragiudalfs
  • Taxon Kind - series
  • PSC - 33 to 64 cm.
  • Classificaton Date - 2/7/1992
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: slope alluvium over pedisediment over residuum
  • Landscape: hills
  • Landform: hillslope
  • Geomorphic Component Hills: crest
  • Hill Slope Profile: summit
  • Drainage Class: well
  • Flooding: none flooding
  • Ponding: none ponding
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 1/25/2011 (entry creation date)
  • Surface Cover Properties:
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
    • Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    ochric epipedon

    argillic horizon

    fragipan

    paralithic contact

    0—33

    33—132

    64—132

    132—157

    —-

    —-

    —-

    —-
    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

    —

    —

    1210

    —

    315

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Ap—0 to 23 centimeters (0.0 to 9.1 inches); dark grayish brown (10YR 4/2) rubbed, gray (10YR 6/1) broken face, dry; silt loam; moderate fine granular structure; very friable; common medium roots and common fine roots; 5 percent by volume nonflat subangular indurated 2-20-75 millimeter chert fragments; very strongly acid, pH 4.9; abrupt smooth boundary. Lab sample # MU044541
    E—23 to 33 centimeters (9.1 to 13.0 inches); light yellowish brown (10YR 6/4) rubbed, gray (10YR 6/1) broken face, dry; silt loam; weak fine platy, and weak medium platy structure; friable; common medium roots and common fine roots; 5 percent by volume nonflat subangular indurated 2-20-75 millimeter chert fragments; slightly acid, pH 6.2; abrupt smooth boundary. Lab sample # MU044542
    Bt1—33 to 48 centimeters (13.0 to 18.9 inches); strong brown (7.5YR 4/6) rubbed clay; moderate fine platy, and moderate medium platy structure; firm; few fine roots; 26 percent distinct clay films on all faces of peds; 10 percent fine distinct iron-manganese concretions; 10 percent by volume nonflat subangular indurated 2-20-75 millimeter chert fragments; strongly acid, pH 5.2; clear smooth boundary. Lab sample # MU044543
    Bt2—48 to 64 centimeters (18.9 to 25.2 inches); strong brown (7.5YR 4/6) rubbed clay; moderate fine subangular blocky, and weak thin platy structure; firm; few fine roots; 10 percent fine distinct iron-manganese concretions; 10 percent by volume nonflat subangular indurated 2-20-75 millimeter chert fragments; strongly acid, pH 5.1; gradual wavy boundary. Lab sample # MU044544
    2Btx1—64 to 104 centimeters (25.2 to 40.9 inches); brownish yellow (10YR 6/8) rubbed and dark reddish brown (2.5YR 3/4) rubbed clay; 15 percent gray (10YR 5/1) fine prominent mottles; weak fine angular blocky, and moderate thin platy structure; brittle; few very fine roots; 26 percent distinct clay films on all faces of peds; 10 percent fine distinct iron-manganese concretions; 5 percent by volume nonflat subangular indurated 75-?-250 millimeter chert fragments and 20 percent by volume nonflat subangular indurated 2-20-75 millimeter chert fragments; strongly acid, pH 5.1; gradual wavy boundary. Lab sample # MU044545
    2Btx2—104 to 132 centimeters (40.9 to 52.0 inches); dark red (2.5YR 3/6) rubbed and dark yellowish brown (10YR 4/6) rubbed clay; 15 percent dark gray (10YR 4/1) fine prominent mottles; moderate thin platy, and moderate fine angular blocky structure; brittle; 10 percent fine distinct iron-manganese concretions; 10 percent by volume nonflat subangular indurated 2-20-75 millimeter chert fragments and 25 percent by volume nonflat subangular indurated 75-?-250 millimeter chert fragments; very strongly acid, pH 4.9; gradual wavy boundary. Lab sample # MU044546
    3BC—132 to 157 centimeters (52.0 to 61.8 inches); dark gray (10YR 4/1) rubbed clay; 15 percent dark red (2.5YR 3/6) medium prominent and 15 percent dark yellowish brown (10YR 4/6) fine prominent irregular mottles; moderate medium angular blocky structure; firm; 26 percent distinct clay films on all faces of peds; 10 percent fine distinct iron-manganese concretions; 20 percent by volume nonflat subangular indurated 2-20-75 millimeter chert fragments and 25 percent by volume nonflat subangular indurated 75-?-250 millimeter chert fragments; very strongly acid, pH 5.0. Lab sample # MU044547