IDENTIFIERS

  • Current Taxon Name (Soil Name): Irondale
  • OSD
  • Series Extent
  • User Site ID: 1997MO221108M
  • User Pedon ID: 1997MO221108
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M9722148
  • Print Date: 1/29/2025

    • 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: 37.7433389
  • Std. Longitude: -90.9084611
  • Datum: WGS84
  • State: Missouri
  • County: MO221—Washington
  • MLRA: 116A—Ozark Highland

    • PEDON

  • Describers Name: DMS,DM,JF
  • Current Taxonomic Class: Loamy-skeletal, mixed Typic Hapludults
  • Pedon Type: classifies to current taxon name, full description
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: Converted from PDP 3.x
  • Sampled As Information:
  • Soil Name - Irondale
  • Taxonomic Class - Loamy-skeletal, mixed Typic Hapludults
  • Taxon Kind - series
  • PSC - 41 to 91 cm.
  • Classificaton Date - 10/23/1997
  • Moisture Class - udic
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: residuum
  • Landscape: hills
  • Landform: hillside
  • Slope Shape Across: linear
  • Slope Shape Down: convex
  • Surface Fragments: 30.00 percent
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 10/23/1997 (actual site observation date)
  • Surface Cover Properties:
  • 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

    22

    —

    —

    325

    —

    175

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    —

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    A—0 to 13 centimeters (0.0 to 5.1 inches); very dark grayish brown (10YR 3/2), light gray (10YR 7/2), dry; very gravelly loam; moderate very fine subangular blocky parts to moderate very fine granular structure; friable; 6.0 very fine to coarse roots; 6.0 very fine and fine interstitial and tubular pores; 5 percent by volume 75-162-250 millimeter igneous, acid fragments and 5 percent by volume 250-425-600 millimeter igneous, acid fragments and 30 percent by volume 2-39-75 millimeter igneous, acid fragments; very strongly acid, pH 4.9, hellige-truog; clear smooth boundary. Lab sample # MU018744
    AE—13 to 23 centimeters (5.1 to 9.1 inches); brown (10YR 5/3) very gravelly silt loam; moderate very fine subangular blocky parts to moderate very fine granular structure; friable; 6.0 very fine to coarse roots; 3.0 very fine and fine interstitial and tubular pores; 35 percent distinct silt coats on faces of peds; 5 percent by volume 250-425-600 millimeter igneous, acid fragments and 10 percent by volume 75-162-250 millimeter igneous, acid fragments and 50 percent by volume 2-39-75 millimeter igneous, acid fragments; very strongly acid, pH 4.9, hellige-truog; clear smooth boundary. Lab sample # MU018745. continuous - phpvsfiid 135235; continuous - phpvsfiid 135235
    BE—23 to 41 centimeters (9.1 to 16.1 inches); light yellowish brown (10YR 6/4) very gravelly silt loam; weak very fine subangular blocky structure; friable; 3.0 very fine and fine roots and 3.0 medium and coarse roots; 3.0 very fine and fine interstitial and tubular pores; 60 percent distinct silt coats on faces of peds; 5 percent by volume 250-425-600 millimeter igneous, acid fragments and 10 percent by volume 75-162-250 millimeter igneous, acid fragments and 45 percent by volume 2-39-75 millimeter igneous, acid fragments; very strongly acid, pH 4.7, hellige-truog; gradual smooth boundary. Lab sample # MU018746. continuous - phpvsfiid 135236; continuous - phpvsfiid 135236
    Bt1—41 to 58 centimeters (16.1 to 22.8 inches); yellowish brown (10YR 5/4) very stony loam; moderate fine and medium subangular blocky structure; friable; 3.0 very fine and fine roots and 3.0 medium and coarse roots; 3.0 very fine and fine interstitial and tubular pores; 35 percent distinct clay films on faces of peds and 60 percent distinct silt coats on faces of peds; 10 percent by volume 75-162-250 millimeter igneous, acid fragments and 20 percent by volume 250-425-600 millimeter igneous, acid fragments and 20 percent by volume 2-39-75 millimeter igneous, acid fragments; very strongly acid, pH 4.7, hellige-truog; gradual smooth boundary. Lab sample # MU018747. discontinuous - phpvsfiid 135237; continuous - phpvsfiid 135238; discontinuous - phpvsfiid 135237; continuous - phpvsfiid 135238
    Bt2—58 to 71 centimeters (22.8 to 28.0 inches); 60 percent light yellowish brown (10YR 6/4) and 40 percent yellowish brown (10YR 5/6) extremely stony coarse sandy loam; moderate fine and medium subangular blocky structure; friable; 0.5 very fine roots; 3.0 very fine and fine interstitial and tubular pores; 35 percent distinct clay films on rock fragments and 60 percent distinct silt coats on faces of peds; 10 percent by volume 75-162-250 millimeter igneous, acid fragments and 15 percent by volume 2-39-75 millimeter igneous, acid fragments and 50 percent by volume 250-425-600 millimeter igneous, acid fragments; very strongly acid, pH 4.6, hellige-truog; gradual irregular boundary. Lab sample # MU018748. discontinuous - phpvsfiid 135239; continuous - phpvsfiid 135240; discontinuous - phpvsfiid 135239; continuous - phpvsfiid 135240
    Cr—71 to 91 centimeters (28.0 to 35.8 inches); 70 percent pinkish gray (7.5YR 6/2) and 20 percent reddish yellow (7.5YR 6/8) and 10 percent yellowish red (5YR 5/8) extremely stony coarse sandy loam; massive; very firm; 0.5 very fine roots; 3.0 very fine and fine interstitial and tubular pores; 60 percent distinct silt coats on faces of peds; 10 percent by volume 2-39-75 millimeter igneous, acid fragments and 80 percent by volume 250-425-600 millimeter igneous, acid fragments; very strongly acid, pH 4.6, hellige-truog; gradual irregular boundary. Lab sample # MU018749. continuous - phpvsfiid 135241; continuous - phpvsfiid 135241
    R—91 centimeters (35.8 inches); bedrock; fragments.