IDENTIFIERS

  • Current Taxon Name (Soil Name): Trackler
  • OSD
  • Series Extent
  • User Site ID: 1994MO123026M
  • User Pedon ID: 1994MO123026M
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M9412326
  • NCSS Pedon Lab Data NASIS Record ID - 32135
  • Print Date: 3/2/2025

    • 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: 37.4319725
  • Std. Longitude: -90.5098038
  • Datum: WGS84
  • Township: T32N
  • Range: R5E
  • Section: 28
  • PLSS Details: 1200 feet S and 100 feet E of the NW corner
  • Location Description: 1200 ft. S and 100 ft. E of the NW corner sec. 28, T. 32 N., R. 5 E.
  • Map Unit: 77009—Trackler silt loam, 3 to 8 percent slopes94C—Knobtop silt loam, 3 to 9 percent slopes
  • State: Missouri
  • County: MO123—Madison
  • MLRA: 116A—Ozark Highland
  • Non-MLRA Soil Survey Area: MO123—Madison County, Missouri
  • 7.5 Minute USGS Quad: 37090-D5—Des Arc NE, Missouri

    • PEDON

  • Describers Name: KEB, CM, MC, KG
  • Current Taxonomic Class: Fine-loamy, mixed, active, mesic Oxyaquic Hapludalfs
  • Current Taxon Kind: taxadjunct
  • Pedon Type: within range of map unit
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: Converted from PDP 3.x
  • Correlated Information:
  • Soil Name - Trackler
  • PSC - 25 to 75 cm.
  • Classificaton Date - 1/31/2012
  • Moisture Class - udic
  • Sampled As Information:
  • Soil Name - Trackler
  • Taxonomic Class - Fine-loamy, mixed, active, mesic Aquic Hapludults
  • Taxon Kind - series
  • PSC - 25 to 75 cm.
  • Classificaton Date - 8/17/1994
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no
  • Field Measured Properties: 49 Cation exchange capacity to clay ratio


    • SITE

  • Parent Material: slope alluvium derived from igneous rock over unconsolidated sediments derived from igneous rock
  • Landscape: mountains
  • Landform: ridge
  • Geomorphic Component Hills: interfluve
  • Hill Slope Profile: summit
  • Slope Shape Across: convex
  • Slope Shape Down: concave
  • Runoff: medium
  • Drainage Class: moderately well
  • Bedrock: h moderate weathered basalt
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 8/17/1994 (actual site observation date)
  • Air Photo ID: A-6
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - tree cover
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Site Erosion Accelerated: water erosion
    • Pedon Restrictions
    Kind Hardness Restriction Depth L-H Restriction Thickness L-RV-H
    cm

    bedrock, lithic

    —

    178 -

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

    ochric epipedon

    argillic horizon

    lithic contact

    0—25

    25—117

    178—

    —-

    —-

    —-
    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

    5

    —

    —

    274

    —

    340

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    A—0 to 10 centimeters (0.0 to 3.9 inches); dark brown (7.5YR 3/3), brown (10YR 5/3), dry; silt loam; moderate fine granular structure; friable; 20.0 very fine and fine roots and 10.0 medium roots; 1 percent by volume subrounded 75-162-250 millimeter unspecified fragments and 2 percent by volume subrounded 2-39-75 millimeter unspecified fragments; strongly acid, pH 5.1, hellige-truog; clear wavy boundary. Lab sample # MU050411
    E—10 to 25 centimeters (3.9 to 9.8 inches); brown (7.5YR 4/3), light yellowish brown (10YR 6/4), dry; silt loam; weak fine subangular blocky parts to weak fine granular structure; friable; 10.0 fine and medium roots and 0.5 coarse roots; 1 percent by volume subrounded 2-39-75 millimeter unspecified fragments and 1 percent by volume subrounded 75-162-250 millimeter unspecified fragments; strongly acid, pH 5.1, hellige-truog; clear wavy boundary. Lab sample # MU050412
    Bt1—25 to 46 centimeters (9.8 to 18.1 inches); brown (7.5YR 4/4) silty clay loam; moderate fine subangular blocky structure; firm; 5.0 fine and medium roots and 0.5 coarse roots; 5 percent faint brown (7.5YR 5/3) silt coats and 30 percent faint clay films on faces of peds; 2 percent by volume subrounded 2-39-75 millimeter unspecified fragments and 2 percent by volume subrounded 75-162-250 millimeter unspecified fragments; moderately acid, pH 5.8, hellige-truog; clear wavy boundary. Lab sample # MU050413. discontinuous - phpvsfiid 163599; discontinuous - phpvsfiid 163599
    Bt2—46 to 64 centimeters (18.1 to 25.2 inches); brown (7.5YR 4/4) silty clay loam; moderate fine subangular blocky structure; firm; 0.5 very fine to coarse roots; 10 percent distinct clay films on faces of peds and 30 percent faint clay films on faces of peds and 35 percent distinct light brown (7.5YR 6/3) silt coats; 2 percent fine black (10YR 2/1) iron-manganese masses and 2 percent fine yellowish brown (10YR 5/8) masses of oxidized iron; 2 percent by volume subrounded 2-39-75 millimeter unspecified fragments and 4 percent by volume subrounded 75-162-250 millimeter unspecified fragments; moderately acid, pH 5.6, hellige-truog; clear wavy boundary. Lab sample # MU050414. patchy - phpvsfiid 168654; discontinuous - phpvsfiid 168653; patchy - phpvsfiid 168654; discontinuous - phpvsfiid 168653
    2Bt3—64 to 76 centimeters (25.2 to 29.9 inches); reddish brown (5YR 4/3) very gravelly clay loam; 1 percent red (2.5YR 4/6) fine prominent and 10 percent strong brown (7.5YR 5/8) fine prominent mottles; moderate fine subangular blocky structure; firm; 0.5 very fine roots; 2 percent prominent black (10YR 2/1) manganese or iron-manganese stains on faces of peds and 15 percent distinct light reddish brown (5YR 6/3) silt coats on faces of peds and 20 percent distinct clay films on faces of peds and 35 percent faint clay films on faces of peds; 2 percent fine black (10YR 2/1) iron-manganese masses; 10 percent by volume subrounded 75-162-250 millimeter unspecified fragments and 30 percent by volume subrounded 2-39-75 millimeter unspecified fragments; strongly acid, pH 5.1, hellige-truog; clear wavy boundary. Lab sample # MU050415. patchy - phpvsfiid 168655; discontinuous - phpvsfiid 168656; patchy - phpvsfiid 168657; discontinuous - phpvsfiid 168658; patchy - phpvsfiid 168655; discontinuous - phpvsfiid 168656; patchy - phpvsfiid 168657; discontinuous - phpvsfiid 168658
    2Bt4—76 to 91 centimeters (29.9 to 35.8 inches); reddish brown (5YR 4/4) very gravelly silty clay loam; 1 percent red (2.5YR 4/6) fine prominent and 1 percent strong brown (7.5YR 5/8) fine prominent mottles; moderate very fine and fine subangular blocky structure; firm; 0.5 very fine roots; 2 percent prominent black (10YR 2/1) manganese or iron-manganese stains on faces of peds and 5 percent light reddish brown (5YR 6/3) silt coats and 10 percent distinct clay films on faces of peds and 20 percent faint clay films on faces of peds; 3 percent by volume subrounded 75-162-250 millimeter unspecified fragments and 40 percent by volume subrounded 2-39-75 millimeter unspecified fragments; very strongly acid, pH 4.9, hellige-truog; clear wavy boundary. Lab sample # MU050416. Gravel are soft and can be crushed by hand.; patchy - phpvsfiid 168659; patchy - phpvsfiid 168661; patchy - phpvsfiid 168662; patchy - phpvsfiid 168659; patchy - phpvsfiid 168661; patchy - phpvsfiid 168662
    3Bt5—91 to 117 centimeters (35.8 to 46.1 inches); 40 percent brown (7.5YR 4/4) and 40 percent strong brown (7.5YR 5/6) very gravelly coarse sandy loam; moderate very fine subangular blocky structure; firm; 0.5 very fine roots; 10 percent distinct clay films on faces of peds and 25 percent faint clay films on faces of peds and 35 percent prominent black (10YR 2/1) manganese or iron-manganese stains on faces of peds; 2 percent fine and medium red (2.5YR 4/6) masses of oxidized iron and 5 percent fine and medium noncoherent cemented dark grayish brown (10YR 4/2) iron depletions; 2 percent by volume rounded 75-162-250 millimeter unspecified fragments and 40 percent by volume subangular 2-39-75 millimeter unspecified fragments; strongly acid, pH 5.1, hellige-truog; clear wavy boundary. Lab sample # MU050417. discontinuous - phpvsfiid 168663; patchy - phpvsfiid 168664; patchy - phpvsfiid 168665; discontinuous - phpvsfiid 168663; patchy - phpvsfiid 168664; patchy - phpvsfiid 168665
    3BC1—117 to 145 centimeters (46.1 to 57.1 inches); 40 percent brown (7.5YR 4/4) and 30 percent strong brown (7.5YR 5/8) and 30 percent red (2.5YR 4/6) extremely gravelly loamy coarse sand; moderate very fine subangular blocky structure; firm; 10 percent distinct clay films on faces of peds and 25 percent faint clay films on faces of peds and 40 percent prominent black (10YR 2/1) manganese or iron-manganese stains on faces of peds; 25 percent coarse noncoherent cemented dark grayish brown (10YR 4/2) iron depletions; 2 percent by volume rounded 75-162-250 millimeter unspecified fragments and 60 percent by volume subangular 2-39-75 millimeter unspecified fragments; strongly acid, pH 5.3, hellige-truog; gradual wavy boundary. Lab sample # MU050418. discontinuous - phpvsfiid 168666; patchy - phpvsfiid 163601; patchy - phpvsfiid 163602; discontinuous - phpvsfiid 168666; patchy - phpvsfiid 163601; patchy - phpvsfiid 163602
    3BC2—145 to 165 centimeters (57.1 to 65.0 inches); brown (7.5YR 4/3) extremely gravelly loamy coarse sand; 15 percent dark brown (7.5YR 3/3) fine faint mottles; weak very fine subangular blocky structure; firm; 10 percent prominent clay films on faces of peds and 20 percent faint clay films on faces of peds and 55 percent prominent black (10YR 2/1) manganese or iron-manganese stains on faces of peds; 10 percent fine strong brown (7.5YR 5/6) masses of oxidized iron; 60 percent by volume subangular 2-39-75 millimeter unspecified fragments; moderately acid, pH 5.9, hellige-truog; clear wavy boundary. Lab sample # MU050419. discontinuous - phpvsfiid 163603; patchy - phpvsfiid 163604; patchy - phpvsfiid 163605; discontinuous - phpvsfiid 163603; patchy - phpvsfiid 163604; patchy - phpvsfiid 163605
    3C—165 to 178 centimeters (65.0 to 70.1 inches); 50 percent strong brown (7.5YR 4/6) and 50 percent brown (7.5YR 4/4) extremely gravelly coarse sandy loam; 15 percent dark brown (7.5YR 3/3) fine faint mottles; weak very fine subangular blocky structure; very firm; 15 percent faint clay films on faces of peds and 55 percent prominent black (10YR 2/1) manganese or iron-manganese stains on faces of peds; 2 percent fine black (10YR 2/1) iron-manganese masses; 60 percent by volume subangular 2-39-75 millimeter unspecified fragments; moderately acid, pH 5.9, hellige-truog; abrupt wavy boundary. Lab sample # MU050420. discontinuous - phpvsfiid 163606; patchy - phpvsfiid 163607; discontinuous - phpvsfiid 163606; patchy - phpvsfiid 163607
    3R—178 centimeters (70.1 inches); bedrock; fragments. Hard black Igneous rock (Basalt?) with 1/2 to 1 inch weathered rind.