IDENTIFIERS

  • Current Taxon Name (Soil Name): Union
  • OSD
  • Series Extent
  • User Site ID: 1997MO125012M
  • User Pedon ID: 1997MO125012
  • Lab Information:
  • Certified Lab Pedon Description - yes
  • Lab Source ID - MCL
  • Lab Pedon # - M9712512
  • Print Date: 6/3/2024

    • 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: 38.2600139
  • Std. Longitude: -92.1481028
  • Datum: WGS84
  • Township: T41N
  • Range: R11W
  • Section: 33
  • PLSS Details: 820 feet S and 2050 feet W of the NE corner
  • Location Description: Loren Parker property, 820 feet south and 2050 west of the north east corner of Sec. 33,T41N, R11W
  • State: Missouri
  • County: MO125—Maries
  • MLRA: 116A—Ozark Highland
  • Non-MLRA Soil Survey Area: MO125—Maries County, Missouri
  • 7.5 Minute USGS Quad: 38092-C2—Meta, Missouri

    • PEDON

  • Describers Name: KOD, WAK, BBB
  • Current Taxonomic Class: Fine-silty, mixed, active, mesic Fragic Oxyaquic Hapludalfs
  • Current Taxon Kind: taxon above family
  • Pedon Type: map unit inclusion
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: Converted from PDP 3.x
  • Correlated Information:
  • Soil Name - Union
  • PSC - 20 to 61 cm.
  • Classificaton Date - 12/5/2012
  • Classifier - J.R. Perkins
  • Soil Taxonomic Edition - eleventh edition
  • Moisture Subclass - udic
  • Sampled As Information:
  • Soil Name - Union
  • Taxonomic Class - Fine, mixed Fragic Oxyaquic Hapludalfs
  • Taxon Kind - series
  • PSC - 20 to 61 cm.
  • Classificaton Date - 3/24/1997
  • Moisture Class - udic
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no
  • Certification Status: certified


    • SITE

  • Parent Material: pedisediment over loess over residuum
  • Landscape: hills
  • Landform: ridge
  • Geomorphic Component Hills: interfluve
  • Hill Slope Profile: summit
  • Slope Position: upper third
  • Slope Complexity: simple
  • Slope Shape Across: convex
  • Slope Shape Down: linear
  • Drainage Class: moderately well
  • Geology: Jefferson City Dolomite formation of the Ordovician group.
  • Surface Fragments:
  • Benchmark Soil?: yes

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 3/24/1997 (actual site observation date)
  • Air Photo ID: 1B
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - grass/herbaceous cover
  • Site Obs. Cover Kind 2 - hayland
  • 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

    —

    160 - 203

    - 43 -

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

    ochric epipedon

    argillic horizon

    redox depletions with chroma 2 or less

    fragic soil properties

    lithologic discontinuity

    lithologic discontinuity

    lithic contact

    0—20

    20—160

    61—94

    61—94

    61—94

    94—203

    160—203

    —20—

    —140—

    —33—

    —33—

    —33—

    —109—

    —43—
    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

    2

    —

    —

    257.5

    —

    190

    991

    —

    —

    12.8

    —

    —

    13.9

    —

    —

    —

    —

    —

    —

    —
    Ap—0 to 20 centimeters (0.0 to 7.9 inches); 95 percent brown (10YR 4/3) broken face and 5 percent dark yellowish brown (10YR 4/6) broken face silt loam; 19 percent clay; moderate fine granular structure; friable; many (9.0) very fine roots throughout and many (9.0) fine roots throughout; many (5.0) very fine vesicular and many (5.0) fine vesicular pores; fragments; strongly acid, pH 5.1, hellige-truog; clear smooth boundary. Lab sample # MU058143. mixing of Bt material.
    Bt1—20 to 46 centimeters (7.9 to 18.1 inches); dark yellowish brown (10YR 4/6) broken face silty clay loam; 35 percent clay; moderate fine prismatic parts to moderate fine subangular blocky structure; firm; common (4.0) very fine roots between peds; common (3.0) very fine vesicular and common (3.0) fine vesicular pores; 40 percent distinct clay films on faces of peds; 1 percent by volume nonflat subangular indurated 2-39-75 millimeter limestone, cherty fragments; strongly acid, pH 5.5, hellige-truog; gradual smooth boundary. Lab sample # MU058144. discontinuous - phpvsfiid 145718; discontinuous - phpvsfiid 145718
    Bt2—46 to 61 centimeters (18.1 to 24.0 inches); yellowish brown (10YR 5/6) broken face silty clay loam; 31 percent clay; moderate medium prismatic parts to moderate fine subangular blocky structure; firm; common (4.0) very fine roots between peds; common (3.0) very fine vesicular and common (3.0) fine vesicular pores; 40 percent distinct clay films on faces of peds; 5 percent fine irregular noncoherent cemented brown (10YR 5/3) masses of oxidized iron between peds; 2 percent by volume nonflat subangular indurated 2-39-75 millimeter limestone, cherty fragments; strongly acid, pH 5.3, hellige-truog; clear smooth boundary. Lab sample # MU058145. discontinuous - phpvsfiid 145719; discontinuous - phpvsfiid 145719
    2Btx1—61 to 81 centimeters (24.0 to 31.9 inches); 50 percent strong brown (7.5YR 5/6) broken face and 50 percent light brownish gray (10YR 6/2) broken face gravelly silt loam; 18 percent clay; weak coarse prismatic structure; very firm; brittle; few (0.8) very fine roots between peds; common (4.0) very fine vesicular and common (4.0) fine vesicular pores; 5 percent prominent dark brown (7.5YR 3/2), moist, manganese or iron-manganese stains on rock fragments and 10 percent faint clay films on faces of peds; 30 percent by volume nonflat angular indurated 2-39-75 millimeter limestone, cherty fragments; strongly acid, pH 5.3, hellige-truog; clear wavy boundary. Lab sample # MU058146. 50% brittleness expressed.; discontinuous - phpvsfiid 145720; discontinuous - phpvsfiid 145721; discontinuous - phpvsfiid 145720; discontinuous - phpvsfiid 145721
    2Btx2—81 to 94 centimeters (31.9 to 37.0 inches); 50 percent strong brown (7.5YR 5/6) broken face and 50 percent light brownish gray (10YR 6/2) broken face very gravelly silty clay loam; 27 percent clay; weak fine angular blocky structure; very firm; brittle; few (0.8) very fine roots between peds; common (4.0) very fine vesicular and common (4.0) fine vesicular pores; 1 percent prominent dark brown (7.5YR 3/2), moist, manganese or iron-manganese stains on faces of peds and 20 percent faint clay films on faces of peds; 40 percent by volume nonflat angular indurated 2-39-75 millimeter limestone, cherty fragments; slightly acid, pH 6.4, hellige-truog; clear wavy boundary. Lab sample # MU058147. 50% brittleness expressed.; discontinuous - phpvsfiid 145722; discontinuous - phpvsfiid 145723; discontinuous - phpvsfiid 145722; discontinuous - phpvsfiid 145723
    3Bt1—94 to 112 centimeters (37.0 to 44.1 inches); strong brown (7.5YR 5/6) broken face gravelly clay; 58 percent clay; moderate medium angular blocky structure; firm; few (0.8) very fine roots between peds; common (1.0) very fine vesicular and common (1.0) fine vesicular pores; 3 percent prominent dark brown (7.5YR 3/2), moist, manganese or iron-manganese stains on faces of peds and 50 percent distinct clay films on faces of peds; 30 percent by volume nonflat angular indurated 2-39-75 millimeter limestone, cherty fragments; neutral, pH 6.9, hellige-truog; gradual wavy boundary. Lab sample # MU058148. discontinuous - phpvsfiid 145724; discontinuous - phpvsfiid 145725; discontinuous - phpvsfiid 145724; discontinuous - phpvsfiid 145725
    3Bt2—112 to 140 centimeters (44.1 to 55.1 inches); dark yellowish brown (10YR 4/6) broken face clay; 74 percent clay; moderate medium prismatic parts to moderate medium angular blocky structure; firm; few (0.8) very fine roots between peds; common (1.0) very fine vesicular and common (1.0) fine vesicular pores; 1 percent prominent dark brown (7.5YR 3/2), moist, manganese or iron-manganese stains on faces of peds and 70 percent prominent clay films on faces of peds; 3 percent fine irregular noncoherent cemented very pale brown (10YR 7/3) masses of oxidized iron between peds; 2 percent by volume nonflat angular indurated 2-39-75 millimeter limestone, cherty fragments; neutral, pH 7.3, hellige-truog; gradual wavy boundary. Lab sample # MU058149. continuous - phpvsfiid 145726; discontinuous - phpvsfiid 145727; continuous - phpvsfiid 145726; discontinuous - phpvsfiid 145727
    3Bt3—140 to 160 centimeters (55.1 to 63.0 inches); dark yellowish brown (10YR 4/4) broken face clay; 71 percent clay; moderate medium angular blocky parts to moderate fine subangular blocky structure; firm; few (0.8) very fine roots between peds; common (1.0) very fine vesicular and common (1.0) fine vesicular pores; 60 percent distinct clay films on faces of peds; 3 percent fine irregular noncoherent cemented very pale brown (10YR 7/3) masses of oxidized iron between peds; 2 percent by volume nonflat angular indurated 2-39-75 millimeter limestone, cherty fragments; slightly alkaline, pH 7.5, hellige-truog; abrupt irregular boundary. Lab sample # MU058150. discontinuous - phpvsfiid 145728; discontinuous - phpvsfiid 145728
    3R—160 centimeters (63.0 inches); bedrock; dolomite (dolostone) fragments.