IDENTIFIERS

  • Current Taxon Name (Soil Name): Brockwell
  • OSD
  • Series Extent
  • User Site ID: 1982AR063006
  • User Pedon ID: 1982AR063006
  • Lab Information:
  • Certified Lab Pedon Description - yes
  • Lab Source ID - UARK
  • Lab Pedon # - 79ID01
  • Print Date: 11/11/2024

    • 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: 35.9059833
  • Std. Longitude: -91.6002250
  • Datum: WGS84
  • Township: T15N
  • Range: R6W
  • Section: 35
  • PLSS Details: 1096 feet S and 2544 feet W of the NE corner
  • Location Description: 1096 feet south and 2544 feet west of the NE corner, Sec. 35, T15N, R6W
  • Map Unit: 8—Brockwell fine sandy loam, 3 to 8 percent slopes
  • State: Arkansas
  • County: AR063—Independence
  • MLRA: 116A—Ozark Highland
  • 7.5 Minute USGS Quad: 35091-H4—Grange, Arkansas

    • PEDON

  • Describers Name: J.R. Perkins
  • Current Taxonomic Class: Coarse-loamy, siliceous, mesic Typic Paleudults
  • Current Taxon Kind: series
  • Pedon Type: TUD pedon
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: NASIS
  • Correlated Information:
  • Soil Name - Brockwell
  • PSC - 36 to 88 cm.
  • Classificaton Date - 12/23/2013
  • Classifier - J.R. Perkins
  • Soil Taxonomic Edition - twelfth edition
  • Moisture Class - udic
  • Moisture Subclass - udic
  • Sampled As Information:
  • Soil Name - Brockwell
  • Taxonomic Class - Coarse-loamy, siliceous, mesic Typic Paleudults
  • Taxon Kind - series
  • PSC - 36 to 88 cm.
  • Classificaton Date - 12/23/2013
  • Classifier - J.R. Perkins
  • Soil Taxonomic Edition - twelfth edition
  • Moisture Class - udic
  • Moisture SUBClass - udic
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no
  • Certification Status: certified


    • SITE

  • Parent Material: sandy and loamy residuum weathered from sandstone
  • Landscape: hills
  • Landform: interfluve
  • Geomorphic Component Hills: interfluve
  • Hill Slope Profile: shoulder
  • Slope Position: middle third
  • Slope Complexity: simple
  • Slope Shape Across: linear
  • Slope Shape Down: linear
  • Drainage Class: well
  • Surface Fragments:
  • Benchmark Soil?: yes

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 5/7/2015 (entry creation date)
  • Data Collector: J.R. Perkins
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - grass/herbaceous cover
  • Site Obs. Cover Kind 2 - pastureland, tame
  • 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

    0—36

    36—203

    —36—

    —167—
    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

    3.5

    —

    —

    159

    —

    225

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    A—0 to 20 centimeters (0.0 to 7.9 inches); dark yellowish brown (10YR 4/4) sandy loam; 74 percent sand; 18 percent silt; 8 percent clay; weak fine granular structure; very friable; many (5.0) medium roots and many (5.0) fine roots; many (5.0) medium and many (5.0) fine pores; fragments; moderately acid, pH 6.0, pH meter; clear smooth boundary.
    BA—20 to 36 centimeters (7.9 to 14.2 inches); dark yellowish brown (10YR 4/4) sandy loam; 64 percent sand; 33 percent silt; 3 percent clay; mottles; weak medium granular structure; very friable; many (5.0) medium roots and many (5.0) fine roots; many (5.0) medium and many (5.0) fine pores; 5 percent by volume nonflat angular strongly coherent cemented 2-30-75 millimeter sandstone, unspecified fragments; strongly acid, pH 5.3, pH meter; clear wavy boundary.
    Bt1—36 to 81 centimeters (14.2 to 31.9 inches); strong brown (7.5YR 5/6) sandy loam; 65 percent sand; 29 percent silt; 6 percent clay; 2 percent yellowish brown (10YR 5/6) mottles; moderate medium granular structure; very friable; many (5.0) fine roots; many (5.0) fine pores; 15 percent clay films on all faces of peds; 5 percent by volume nonflat angular strongly coherent cemented 2-30-75 millimeter sandstone, unspecified fragments; strongly acid, pH 5.3, pH meter; clear wavy boundary. discontinuous - phpvsfiid 1187924; discontinuous - phpvsfiid 1187924
    Bt2—81 to 122 centimeters (31.9 to 48.0 inches); strong brown (7.5YR 5/6) sandy loam; 70 percent sand; 24 percent silt; 6 percent clay; 2 percent pale brown (10YR 6/3) medium distinct mottles; weak medium subangular blocky structure; very friable; many (5.0) medium and many (5.0) fine pores; 15 percent clay films on all faces of peds; 5 percent by volume nonflat angular strongly coherent cemented 2-30-75 millimeter sandstone, unspecified fragments; strongly acid, pH 5.1, pH meter; gradual wavy boundary. patchy - phpvsfiid 1187925; patchy - phpvsfiid 1187925
    Bt3—122 to 152 centimeters (48.0 to 59.8 inches); strong brown (7.5YR 5/6) sandy loam; 71 percent sand; 19 percent silt; 10 percent clay; 12 percent pale brown (10YR 6/3) medium prominent and 12 percent yellowish red (5YR 5/6) medium prominent mottles; weak medium subangular blocky structure; very friable; many (5.0) fine pores; distinct clay bridges on all faces of peds and 2 percent silt coats on all faces of peds; fragments; strongly acid, pH 5.1, pH meter; gradual irregular boundary. continuous - phpvsfiid 1187922; continuous - phpvsfiid 1187922
    Bt4—152 to 203 centimeters (59.8 to 79.9 inches); 33 percent strong brown (7.5YR 5/6) and 33 percent yellowish red (5YR 5/6) and 33 percent yellowish brown (10YR 5/6) loamy sand; 82 percent sand; 8 percent silt; 10 percent clay; massive; very friable; 10 percent clay bridges between sand grains and 10 percent sand coats between sand grains; fragments; moderately acid, pH 5.8, pH meter.