IDENTIFIERS

  • Current Taxon Name (Soil Name): Brockwell
  • OSD
  • Series Extent
  • User Site ID: 2015AR065002
  • User Pedon ID: 2015AR065002
  • Lab Information:
  • Certified Lab Pedon Description - yes
  • Lab Source ID - UARK
  • Lab Pedon # - 74IZ02
  • 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: 36.1802528
  • Std. Longitude: -92.1241306
  • Datum: WGS84
  • Township: T18N
  • Range: R11W
  • Section: 36
  • PLSS Details: 2635 feet S of the NW corner
  • Location Description: 2635 feet south of the NW corner, Sec. 36, T18N, R11W SW1/4SW1/4NW1/4
  • Map Unit: 8—Brockwell fine sandy loam, 3 to 8 percent slopes
  • State: Arkansas
  • County: AR065—Izard
  • MLRA: 116A—Ozark Highland
  • 7.5 Minute USGS Quad: 36092-B1—Pineville, 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 - 46 to 96 cm.
  • Classificaton Date - 5/8/2015
  • 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 - 46 to 96 cm.
  • Classificaton Date - 5/8/2015
  • 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: hillslope
  • Geomorphic Component Hills: head slope
  • Hill Slope Profile: backslope
  • Slope Position: lower 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: 5/11/2015 (entry creation date)
  • Data Collector: J.R. Perkins
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - tree cover
  • Site Obs. Cover Kind 2 - hardwoods
  • 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

    redox depletions with chroma 2 or less

    0—15

    15—160

    127—185

    —15—

    —145—

    —58—
    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

    —

    —

    216.3

    —

    210

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    A—0 to 8 centimeters (0.0 to 3.1 inches); dark grayish brown (10YR 4/2) sandy loam; 52 percent sand; 43 percent silt; 5 percent clay; fine granular structure; very friable; many (5.0) fine roots; few (0.5) fine pores; 10 percent by volume nonflat strongly coherent cemented 2-30-75 millimeter sandstone, unspecified fragments; strongly acid, pH 5.4, pH meter; clear smooth boundary.
    E—8 to 15 centimeters (3.1 to 5.9 inches); brown (10YR 4/3) sandy loam; 68 percent sand; 29 percent silt; 3 percent clay; mottles; fine granular structure; very friable; many (5.0) fine roots; few (0.5) fine pores; 5 percent by volume nonflat strongly coherent cemented 2-30-75 millimeter sandstone, unspecified fragments; strongly acid, pH 5.3, pH meter; clear smooth boundary.
    BEt—15 to 46 centimeters (5.9 to 18.1 inches); brown (10YR 5/3) sandy loam; 64 percent sand; 30 percent silt; 6 percent clay; weak fine subangular blocky structure; very friable; many (5.0) fine pores; 5 percent by volume nonflat strongly coherent cemented 2-30-75 millimeter sandstone, unspecified fragments; moderately acid, pH 5.6, pH meter; gradual wavy boundary.
    Bt1—46 to 69 centimeters (18.1 to 27.2 inches); strong brown (7.5YR 5/6) sandy loam; 60 percent sand; 26 percent silt; 14 percent clay; moderate medium subangular blocky structure; friable; common (3.0) pores; 30 percent clay films on all faces of peds; 5 percent by volume nonflat strongly coherent cemented 2-30-75 millimeter sandstone, unspecified fragments; strongly acid, pH 5.4, pH meter; gradual smooth boundary. discontinuous - phpvsfiid 1187951; discontinuous - phpvsfiid 1187951
    Bt2—69 to 91 centimeters (27.2 to 35.8 inches); strong brown (7.5YR 5/8) sandy loam; 60 percent sand; 22 percent silt; 18 percent clay; moderate medium subangular blocky structure; friable; few (0.5) medium pores; 30 percent clay films on all faces of peds; 5 percent by volume nonflat strongly coherent cemented 2-30-75 millimeter sandstone, unspecified fragments; strongly acid, pH 5.5, pH meter; gradual wavy boundary. continuous - phpvsfiid 1187948; continuous - phpvsfiid 1187948
    Bt3—91 to 127 centimeters (35.8 to 50.0 inches); 60 percent strong brown (7.5YR 5/8) and 40 percent strong brown (7.5YR 5/6) sandy clay loam; 63 percent sand; 19 percent silt; 18 percent clay; moderate medium angular blocky structure; friable; few (0.5) medium pores; 30 percent clay films on all faces of peds; 5 percent by volume nonflat strongly coherent cemented 2-30-75 millimeter sandstone, unspecified fragments; strongly acid, pH 5.3, pH meter; gradual wavy boundary. continuous - phpvsfiid 1187952; continuous - phpvsfiid 1187952
    Bt4—127 to 160 centimeters (50.0 to 63.0 inches); 75 percent strong brown (7.5YR 5/6) and 15 percent yellowish brown (10YR 5/6) and 10 percent gray (10YR 6/1) very gravelly sandy clay loam; 64 percent sand; 17 percent silt; 19 percent clay; moderate medium angular blocky structure; friable; few (0.5) medium pores; 15 percent clay films on all faces of peds; 50 percent by volume nonflat strongly coherent cemented 2-30-75 millimeter sandstone, unspecified fragments; very strongly acid, pH 5.0, pH meter; gradual wavy boundary. discontinuous - phpvsfiid 1187954; discontinuous - phpvsfiid 1187954
    BC—160 to 185 centimeters (63.0 to 72.8 inches); 75 percent gray (10YR 6/1) and 25 percent strong brown (7.5YR 5/6) sandy loam; 70 percent sand; 16 percent silt; 14 percent clay; mottles; moderate medium angular blocky structure; friable; fragments; very strongly acid, pH 5.0, pH meter.