IDENTIFIERS

  • Current Taxon Name (Soil Name): Grundy
  • OSD
  • Series Extent
  • User Site ID: S1957MO025002
  • User Pedon ID: S1957MO025002
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 40A2714
  • NCSS Pedon Lab Data NASIS Record ID - 37298
  • Print Date: 4/27/2025

    • 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: 39.7466965
  • Std. Longitude: -94.1291199
  • Datum: WGS84
  • Township: 57N
  • Range: 29W
  • Section: 14
  • PLSS Details: 90 feet north and 190 feet west of SE corner of NE 1/4, SE 1/4
  • State: Missouri
  • County: MO025—Caldwell
  • Non-MLRA Soil Survey Area: MO025—Caldwell County, Missouri
  • 7.5 Minute USGS Quad: 39094-F1—Hamilton West, Missouri

    • PEDON

  • Describers Name: J. S. Allen, F. J. Carlisle, H. E. Grogger, Robert Hamby, and Ed Hughes
  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 2
  • Sampled As Information:
  • Soil Name - Grundy
  • Classificaton Date - 8/28/1957
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landform: ridge
  • Slope Shape Down: convex
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 8/28/1957 (actual site observation date)
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - crop cover
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
    • 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

    —

    —

    298

    —

    270

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    A1p—0 to 15 centimeters (0.0 to 5.9 inches); very dark brown (10YR 2/2) and very dark brown (10YR 2/2) crushed and dark grayish brown (10YR 4/2), dark gray (10YR 4/1) and dark grayish brown (10YR 4/2), dry; silt loam; weak fine and medium granular structure; friable; fragments; abrupt boundary. Lab sample # 40A21253. cloddy structure, occasional sand grains and gravel-size fragments present.
    A3—15 to 28 centimeters (5.9 to 11.0 inches); black (10YR 2/1) and very dark grayish brown (10YR 3/2) crushed silty clay loam; weak fine and medium granular parts to weak medium platy structure; friable; fragments; clear boundary. Lab sample # 40A21254
    B21—28 to 38 centimeters (11.0 to 15.0 inches); very dark gray (10YR 3/1) and very dark grayish brown (10YR 3/2) silty clay; dark grayish brown (10YR 4/2) faint and dark brown (10YR 3/3) and brown (10YR 4/3) mottles; strong very fine and fine subangular blocky structure; friable; clay films; fragments; abrupt boundary. Lab sample # 40A21255. abundant oxide concretions 2 to 3 mm in diameter occur in the lower 1/4 to 1 inch of this horizon (immediately above the prisms of the next lower horizon).; continuous - phpvsfiid 176774; continuous - phpvsfiid 176774
    B22—38 to 58 centimeters (15.0 to 22.8 inches); very dark gray (10YR 3/1) and very dark grayish brown (10YR 3/2) silty clay; dark yellowish brown (10YR 4/4) and 21 percent yellowish brown (10YR 5/4) fine distinct mottles; medium angular blocky structure; very firm; clay films on faces of peds; fragments; gradual boundary. Lab sample # 40A21256. peds arranged into moderate medium to coarse prisms, faces of prisms are predominantly very dark gray (10YR 3/1), few oxide concretions 1 to 2 mm in diameter, approximately horizontal slickensides about 3 to 4 square inches in area are common at the tops of blocks or prisms in this horizon.; continuous - phpvsfiid 176775; continuous - phpvsfiid 176775
    B23—58 to 74 centimeters (22.8 to 29.1 inches); dark grayish brown (2.5Y 4/2) and grayish brown (2.5Y 5/2) silty clay loam, silty clay; medium angular blocky structure; very firm; very dark gray (10YR 3/1) coats; fragments; clear boundary. Lab sample # 40A21257. peds arranged into moderate medium to coarse prisms; streaks within peds; few dark oxide concretions 1 to 2 mm in diameter; sand grains are rare; distinct slickensides, similar to those described in horizon above, are present.; discontinuous - phpvsfiid 176776; discontinuous - phpvsfiid 176776
    B24—74 to 86 centimeters (29.1 to 33.9 inches); dark grayish brown (2.5Y 4/2) silty clay loam; light brownish gray (2.5Y 6/2) and dark brown (10YR 3/3) and yellowish brown (10YR 5/4) and 3 percent grayish brown (2.5Y 5/2) fine faint mottles; medium and coarse angular blocky structure; firm; 3.0 tubular pores; dark gray (10YR 4/1) clay films; fragments; clear boundary. Lab sample # 40A21258. peds mostly arranged into weak to moderate medium prisms; irregular streaks (roughly planes) of very dark gray (10YR 3/1) color commonly occur on ped surfaces and less frequently extend through peds; clay skins occur on ped surfaces, pores .07 to 1 mm in diameter; sand grains are scattered throughout the horizon.; patchy - phpvsfiid 176777; patchy - phpvsfiid 176777
    B3—86 to 102 centimeters (33.9 to 40.2 inches); grayish brown (2.5Y 5/2) silty clay loam; dark yellowish brown (10YR 4/4) and 3 percent dark grayish brown (10YR 4/2) fine and medium distinct mottles; weak medium and coarse subangular blocky parts to massive; firm; 3.0 tubular pores; fragments; diffuse boundary. Lab sample # 40A21259. pores .07 to 1 mm in diameter; there is noticeably more sand in this horizon and below than in horizons above.
    C11—102 to 127 centimeters (40.2 to 50.0 inches); grayish brown (2.5Y 5/2) silty clay loam; dark yellowish brown (10YR 4/4) and 3 percent dark grayish brown (10YR 4/2) fine and medium distinct mottles; weak medium and coarse subangular blocky, and massive; firm; 3.0 tubular pores; fragments; diffuse boundary. Lab sample # 40A21260. Similar to horizon above but with more distinct vertical cleavage planes.
    C12—127 to 203 centimeters (50.0 to 79.9 inches); gray (2.5Y 6/1) and light gray (2.5Y 7/2) silty clay loam; 3 percent yellowish brown (10YR 5/4) fine distinct mottles; massive; firm; 0.5 tubular pores; 1 percent noncoherent cemented dark concretions; fragments; diffuse boundary. Lab sample # 40A21261. few indistinct vertical cleavage planes; oxide concretions 1 to 3 mm in diameter; pores .07 to 1 mm in diameter—these are lined with clay skins.
    D?—203 to 279 centimeters (79.9 to 109.8 inches); gray (10YR 6/1) and light gray (10YR 7/1) silty clay loam; yellowish red (5YR 5/6) and 1 percent strong brown (7.5YR 5/6) fine prominent mottles; fragments. Lab sample # 40A21262. slightly gritty.