IDENTIFIERS

  • Current Taxon Name (Soil Name): Pineknot2
  • OSD
  • Series Extent
  • User Site ID: 1998MO203031M
  • User Pedon ID: 1998MO203031M
  • User Site Association ID: 8609
  • Transect:
  • User Transect ID - shannon-72C1
  • Transect Stop Number - 2
  • Transect Interval - 200.0
  • Lab Information:
  • Certified Lab Pedon Description - yes
  • Lab Source ID - MCL
  • Lab Pedon # - M9861331
  • NCSS Pedon Lab Data NASIS Record ID - 28075
  • Print Date: 5/20/2024

    • 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: 37.1090222
  • Std. Longitude: -91.3176361
  • 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-A3—Winona, Missouri

    • PEDON

  • Describers Name: BM, RLT, MS & JSE
  • Current Taxonomic Class: Fine-loamy over clayey, siliceous over mixed, subactive, mesic Typic Paleudalfs
  • Current Taxon Kind: series
  • Pedon Type: within range of map unit
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: Converted from PDP 3.x
  • Correlated Information:
  • Soil Name - Pineknot2
  • PSC - 23 to 100 cm.
  • Classificaton Date - 3/30/2021
  • Moisture Class - udic
  • Moisture Subclass - typic
  • Sampled As Information:
  • Soil Name - Portia
  • Taxonomic Class - Fine-loamy, siliceous, semiactive, mesic Typic Paleudalfs
  • Taxon Kind - series
  • PSC - 28 to 78 cm.
  • Classificaton Date - 3/26/1998
  • 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: 34 Cation exchange capacity to clay ratio


    • SITE

  • Parent Material: residuum and/or slope alluvium derived from cherty limestone
  • Landscape: hills
  • Landform: structural bench
  • Geomorphic Component Hills: interfluve
  • Hill Slope Profile: shoulder
  • Slope Shape Across: concave
  • Slope Shape Down: linear
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 3/26/1998 (actual site observation date)
  • 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

    —

    170 -

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

    ochric epipedon

    argillic horizon

    abrupt textural change

    lithic contact

    0—28

    28—170

    51—

    170—

    —-

    —-

    —-

    —-
    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

    7

    —

    —

    275

    —

    279

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Ap—0 to 13 centimeters (0.0 to 5.1 inches); brown (10YR 4/3) silt loam; weak fine granular structure; very friable; 7.0 fine roots; 7.0 fine and medium interstitial and tubular pores; 3 percent by volume nonflat indurated 2-40-75 millimeter chert fragments; strongly acid, pH 5.1, hellige-truog; gradual smooth boundary. Lab sample # MU020767
    AB—13 to 28 centimeters (5.1 to 11.0 inches); strong brown (7.5YR 5/6) silt loam; weak medium subangular blocky structure; friable; 3.0 fine roots; 3.0 fine and medium tubular pores; 15 percent distinct light brown (7.5YR 6/4) silt coats on faces of peds and 35 percent faint strong brown (7.5YR 4/6) clay films on faces of peds and 75 percent distinct dark grayish brown (10YR 4/2) organic stains on faces of peds; 2 percent by volume nonflat indurated 2-40-75 millimeter chert fragments; moderately acid, pH 5.6, hellige-truog; gradual smooth boundary. Lab sample # MU020768
    Bt1—28 to 51 centimeters (11.0 to 20.1 inches); yellowish red (5YR 4/6) gravelly silty clay loam; moderate medium subangular blocky structure; firm; 3.0 fine roots; 3.0 fine tubular pores; 15 percent distinct yellowish brown (10YR 5/4) clay films on faces of peds and 15 percent distinct brown (10YR 4/3) organic stains on faces of peds and 75 percent faint red (2.5YR 4/6) clay films on faces of peds; 15 percent black (N 2/0) iron-manganese concretions; 20 percent by volume nonflat indurated 2-40-75 millimeter chert fragments; very strongly acid, pH 4.9, hellige-truog; clear smooth boundary. Lab sample # MU020769
    2Bt2—51 to 76 centimeters (20.1 to 29.9 inches); red (2.5YR 4/6) gravelly clay; moderate medium subangular blocky structure; firm; 0.9 fine roots; 0.9 fine tubular pores; 15 percent distinct reddish yellow (7.5YR 6/6) silt coats on faces of peds and 15 percent distinct strong brown (7.5YR 4/6) clay films on faces of peds and 15 percent distinct strong brown (7.5YR 5/6) clay films on faces of peds and 75 percent faint dark red (2.5YR 3/6) clay films on faces of peds; 25 percent by volume nonflat indurated 2-40-75 millimeter chert fragments; very strongly acid, pH 4.6, hellige-truog; clear smooth boundary. Lab sample # MU020770
    2Bt3—76 to 109 centimeters (29.9 to 42.9 inches); red (2.5YR 4/6) clay; moderate medium angular blocky parts to moderate fine angular blocky structure; firm; 0.1 fine roots; 0.9 fine tubular pores; 15 percent distinct yellowish red (5YR 4/6) clay films on faces of peds and 75 percent distinct dark red (2.5YR 3/6) clay films on faces of peds; 3 percent by volume nonflat indurated 2-40-75 millimeter chert fragments; very strongly acid, pH 4.8, hellige-truog; clear smooth boundary. Lab sample # MU020771
    2Bt4—109 to 135 centimeters (42.9 to 53.1 inches); red (2.5YR 4/6) very gravelly clay; moderate fine angular blocky structure; firm; 0.1 fine roots; 0.9 fine tubular pores; 15 percent distinct dark yellowish brown (10YR 4/4) clay films on faces of peds and 35 percent distinct dark reddish brown (2.5YR 3/4) clay films on faces of peds and 35 percent distinct dark reddish brown (2.5YR 3/4) clay films on rock fragments; 15 percent black (N 2/0) iron-manganese concretions; 45 percent by volume nonflat indurated 2-40-75 millimeter chert fragments; very strongly acid, pH 5.0, hellige-truog; gradual smooth boundary. Lab sample # MU020772
    2Bt5—135 to 170 centimeters (53.1 to 66.9 inches); red (2.5YR 4/6) very gravelly clay; moderate medium angular blocky parts to moderate fine subangular blocky structure; firm; 0.9 fine tubular pores; 35 percent distinct dark red (2.5YR 3/6) clay films on faces of peds; 15 percent black (N 2/0) iron-manganese concretions; 55 percent by volume nonflat indurated 2-40-75 millimeter chert fragments. Lab sample # MU020773
    2R—170 centimeters (66.9 inches); bedrock; fragments.