IDENTIFIERS

  • Current Taxon Name (Soil Name): Montevallo
  • OSD
  • Series Extent
  • User Site ID: S2016TN001003
  • User Pedon ID: S2016TN001003
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - KSSL
  • Lab Pedon # - 17N0496
  • User Project ID: ORNL_007_NEON
  • Project Name: Oak Ridge
  • Print Date: 2/17/2026

    • 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: 35.9656388
  • Std. Longitude: -84.2309444
  • Datum: WGS84
  • Map Unit: AoD2—Armuchee channery silty clay loam, 12 to 20 percent slopes, eroded
  • Country: US—United States
  • State: Tennessee
  • County: TN001—Anderson
  • MLRA: 128—Southern Appalachian Ridges and Valleys
  • Regional Office: 6—Morgantown, WV
  • MLRA Soil Survey Area: SE-CLI—Clinton, Tennessee
  • Non-MLRA Soil Survey Area: TN145—Roane County, Tennessee

    • PEDON

  • Describers Name: Mike Jones
  • Current Taxonomic Class: Loamy-skeletal, mixed, subactive, thermic Typic Dystrudepts
  • Current Taxon Kind: series
  • Pedon Type: classifies to current taxon name, brief description
  • Pedon Purpose: research site
  • Pedon Record Orgin: NASIS
  • Sampled As Information:
  • Soil Name - Montevallo
  • Taxonomic Class - Loamy-skeletal, mixed, subactive, thermic Typic Dystrudepts
  • Taxon Kind - series
  • PSC - 4 to 44 cm.
  • Classificaton Date - 8/3/2016
  • Classifier - Nathan Hartgrove
  • Soil Taxonomic Edition - twelfth edition
  • Moisture Class - udic
  • Moisture SUBClass - typic
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Pedon Vegetation and Crop Cover Information:
  • Forest Overstory Veg. Type - tree
  • Forest Understory Veg. Type - tree
  • Forest Groundcover Veg. Type Dominant - perennial forbs or herbaceous
  • Hydric: no


    • SITE

  • Parent Material: skeletal loamy residuum weathered from shale and siltstone
  • Landscape: valley
  • Landform: ridge
  • Geomorphic Component Hills: side slope
  • Hill Slope Profile: backslope
  • Slope Position: middle third
  • Slope Complexity: complex
  • Slope Shape Across: convex
  • Slope Shape Down: convex
  • Drainage Pattern: dendritic
  • Runoff: medium
  • Drainage Class: well
  • Flooding: none flooding
  • Ponding: none ponding
  • Bedrock: moderately coherent moderate weathered sandstone and shale at 44cm
  • Geology: Rome Formation formation.
  • Surface Fragments:
  • Benchmark Soil?: no
  • Plot #: 3
  • RaCA Information:
  • RaCA Site ID - ORNL_003
  • DSP Plot ID - SW
  • Plot Baseline Azimuth - 40
  • Plot Baseline Length - 7
  • Plot Width - 40
  • Plot/Site Set Up By - center of pit
  • Plot or Site Recorder - Mike Jones

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 8/3/2016 (actual site observation date)
  • Data Collector: Mike Jones
  • 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
  • Current Weather - sunny
  • Current Air Temp - 27
  • Site Erosion Accelerated: water erosion sheet
    • Pedon Restrictions
    Kind Hardness Restriction Depth L-H Restriction Thickness L-RV-H
    cm

    bedrock, paralithic

    —

    44 - 69

    25 - 25 - 25
    Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    ochric epipedon

    cambic horizon

    paralithic contact

    4—12

    12—44

    44—69

    8—8—8

    32—32—32

    25—25—25
    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

    21

    —

    —

    262

    —

    265

    1524

    —

    217

    12

    —

    —

    —

    —

    —

    —

    —

    407834

    Rockwood 2

    A COOP-A COOP
    Oi—0 to 4 centimeters (0.0 to 1.6 inches); slightly decomposed plant material; fragments. Lab sample # 17N02581; observed in pit, small
    BE—4 to 12 centimeters (1.6 to 4.7 inches); yellowish brown (10YR 5/4) broken face channery silty clay loam; moderate fine subangular blocky structure; soft, nonsticky, nonplastic; few (0.5) medium roots throughout and many (10.0) fine roots throughout and few (0.5) coarse roots throughout; 20 percent by volume flat subangular moderately coherent cemented 2-40-150 millimeter shale, acid fragments observed by displacement method; 16 - 20 - 34 percent of the total horizon; clear wavy boundary. Lab sample # 17N02582; moderately dry when described; observed in pit, small
    Bw—12 to 44 centimeters (4.7 to 17.3 inches); yellowish brown (10YR 5/6) broken face very channery silty clay loam; moderate fine subangular blocky, and moderate medium subangular blocky structure; soft, nonsticky, nonplastic; few (0.5) medium roots throughout and few (0.5) fine roots throughout and few (0.5) coarse roots throughout; 45 percent by volume flat subangular moderately coherent cemented 2-40-150 millimeter shale, acid fragments observed by displacement method; 36 - 45 - 59 percent of the total horizon; abrupt wavy boundary. Lab sample # 17N02583; moderately dry when described; observed in pit, small
    Cr—44 to 69 centimeters (17.3 to 27.2 inches); bedrock; fragments.; observed in pit, small