IDENTIFIERS

  • Current Taxon Name (Soil Name): Gunlock
  • OSD
  • Series Extent
  • User Site ID: 1998MO051137
  • User Pedon ID: 1998MO051137
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M9805109
  • NCSS Pedon Lab Data NASIS Record ID - 28361
  • 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: 38.4467402
  • Std. Longitude: -92.3560805
  • Datum: WGS84
  • Location Description: Roy Bond property
  • State: Missouri
  • County: MO051—Cole
  • MLRA: 116B—Springfield Plain

    • PEDON

  • Describers Name: KOD, GDC
  • Current Taxon Kind: series
  • Pedon Type: map unit inclusion
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from PDP 3.x
  • Sampled As Information:
  • Soil Name - Gunlock
  • PSC - 18 to 69 cm.
  • Classificaton Date - 7/28/1998
  • Moisture Class - udic
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: loess and/or residuum
  • Geomorphic Component Hills: side slope
  • Hill Slope Profile: footslope
  • Slope Shape Across: linear
  • Slope Shape Down: concave
  • Drainage Class: moderately well
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 7/28/1998 (actual site observation date)
  • Air Photo ID: 6-63
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - grass/herbaceous cover
  • 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

    lithic contact

    0—18

    18—142

    147—0

    —-

    —-

    —-
    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

    —

    —

    247

    —

    260

    991

    —

    —

    12.8

    —

    —

    13.9

    —

    —

    —

    —

    —

    —

    —
    Ap—0 to 18 centimeters (0.0 to 7.1 inches); brown (10YR 4/3) broken face silt loam; moderate fine granular structure; friable; 10.0 very fine to medium roots throughout; fragments; neutral, pH 6.6, hellige-truog; clear smooth boundary. Lab sample # MU059760
    Bt1—18 to 33 centimeters (7.1 to 13.0 inches); brown (10YR 4/3) broken face silty clay loam; moderate fine prismatic parts to moderate fine subangular blocky structure; firm; 7.0 very fine to medium roots between peds; 60 percent distinct clay films on faces of peds; 1 percent fine irregular noncoherent cemented reddish brown (5YR 4/4) masses of oxidized iron throughout and 1 percent fine irregular noncoherent cemented dark brown (7.5YR 3/2) iron-manganese masses throughout; fragments; slightly acid, pH 6.3, hellige-truog; clear smooth boundary. Lab sample # MU059761. discontinuous - phpvsfiid 148098; discontinuous - phpvsfiid 148098
    Bt2—33 to 56 centimeters (13.0 to 22.0 inches); reddish brown (5YR 4/4) broken face silty clay loam; moderate fine prismatic parts to moderate fine subangular blocky structure; firm; 4.0 very fine and fine roots between peds; 3 percent prominent dark brown (7.5YR 3/2), moist, manganese or iron-manganese stains on faces of peds and 60 percent distinct clay films on faces of peds; 40 percent fine irregular noncoherent cemented brown (10YR 5/3) masses of oxidized iron throughout; fragments; strongly acid, pH 5.5, hellige-truog; clear smooth boundary. Lab sample # MU059762. continuous - phpvsfiid 148099; discontinuous - phpvsfiid 148100; continuous - phpvsfiid 148099; discontinuous - phpvsfiid 148100
    2Btx1—56 to 76 centimeters (22.0 to 29.9 inches); 50 percent reddish brown (5YR 4/4) broken face and 20 percent brown (10YR 5/3) broken face and 30 percent grayish brown (10YR 5/2) broken face silty clay loam; moderate medium prismatic parts to moderate fine and medium subangular blocky structure; firm; 2.0 very fine and fine roots between peds; 3 percent prominent dark brown (7.5YR 3/2), moist, manganese or iron-manganese stains on faces of peds and 40 percent prominent grayish brown (10YR 5/2), moist, clay films on faces of peds; 40 percent fine irregular noncoherent cemented brown (10YR 5/3) masses of oxidized iron throughout; 7 percent by volume angular 2-39-75 millimeter limestone, cherty fragments; strongly acid, pH 5.2, hellige-truog; clear smooth boundary. Lab sample # MU059763. 40% brittleness.; continuous - phpvsfiid 148101; discontinuous - phpvsfiid 148102; continuous - phpvsfiid 148101; discontinuous - phpvsfiid 148102
    2Btx2—76 to 94 centimeters (29.9 to 37.0 inches); yellowish red (5YR 4/6) broken face silty clay loam; 5 percent grayish brown (10YR 5/2) fine prominent irregular mottles; weak medium prismatic structure; very firm; 1.0 very fine and fine roots between peds; 5 percent prominent dark brown (7.5YR 3/2), moist, manganese or iron-manganese stains on vertical faces of peds and 30 percent prominent grayish brown (10YR 5/2), moist, clay films on vertical faces of peds; 10 percent fine irregular noncoherent cemented brown (10YR 4/3) masses of oxidized iron throughout; 3 percent by volume angular 2-39-75 millimeter limestone, cherty fragments; slightly acid, pH 6.3, hellige-truog; clear smooth boundary. Lab sample # MU059764. 40% brittleness.; discontinuous - phpvsfiid 148103; discontinuous - phpvsfiid 148104; discontinuous - phpvsfiid 148103; discontinuous - phpvsfiid 148104
    3Bt1—94 to 119 centimeters (37.0 to 46.9 inches); red (2.5YR 4/6) broken face gravelly clay; moderate fine prismatic parts to moderate fine subangular blocky structure; firm; 1.0 very fine and fine roots between peds; 60 percent distinct clay films on faces of peds; 10 percent fine irregular noncoherent cemented brown (7.5YR 5/4) masses of oxidized iron throughout; 30 percent by volume angular 2-39-75 millimeter limestone, cherty fragments; neutral, pH 7.0, hellige-truog; clear smooth boundary. Lab sample # MU059765. discontinuous - phpvsfiid 148105; discontinuous - phpvsfiid 148105
    4Bt2—119 to 142 centimeters (46.9 to 55.9 inches); brown (10YR 5/3) broken face clay; 5 percent grayish brown (10YR 5/2) fine distinct irregular mottles; moderate fine prismatic parts to moderate medium subangular blocky parts to moderate fine subangular blocky structure; firm; 1.0 very fine and fine roots between peds; 70 percent prominent brown (10YR 5/3), moist, clay films on faces of peds; 20 percent fine irregular noncoherent cemented dark yellowish brown (10YR 4/6) masses of oxidized iron throughout; fragments; neutral, pH 7.2, hellige-truog; clear wavy boundary. Lab sample # MU059766. continuous - phpvsfiid 148106; continuous - phpvsfiid 148106
    4Cr—142 to 147 centimeters (55.9 to 57.9 inches); 70 percent very pale brown (10YR 7/4) broken face and 20 percent light gray (10YR 7/1) broken face and 10 percent brownish yellow (10YR 6/6) broken face silt; massive; very friable; 0.8 very fine roots throughout; fragments; neutral, pH 7.3, hellige-truog; abrupt smooth boundary. Lab sample # MU059767
    4R—147 centimeters (57.9 inches); fragments.