IDENTIFIERS

  • Current Taxon Name (Soil Name): Sylvan
  • OSD
  • Series Extent
  • User Site ID: 93IL003016E
  • User Pedon ID: 93IL003016E
  • Vegetation Plot ID: 93IL003016E
  • User Site Association ID: ECS_1_Ecological Classification System Study_CCA
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 95P0194
  • NCSS Pedon Lab Data NASIS Record ID - 67212
  • 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: 37.2467383
  • Std. Longitude: -89.2931235
  • Datum: WGS84
  • Location Description: MLRA 115B. CCA# 50. Big Brushy Oak Site. Illinois Ozarks - 222Aq. NW 1/4 of the NE 1/4 of Section 2, T. 15. S., R. 2. W. Dana's pedon# S93IL003001-6; Lincoln pedon# 93IL0030016; Pedon# 93IL003016
  • State: Illinois
  • MLRA: 115B—Central Mississippi Valley Wooded Slopes, Western Part

    • PEDON

  • Describers Name: Don Dagnan, USFS and Dana Grantham, SCS
  • Current Taxonomic Class: Fine-silty, mixed Typic Hapludalfs
  • Current Taxon Kind: series
  • Pedon Type: map unit inclusion
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from PDP 3.x
  • Sampled As Information:
  • Soil Name - Sylvan
  • Taxonomic Class - Fine-silty, mixed Typic Hapludalfs
  • Classificaton Date - 5/1/1993
  • Moisture Class - udic
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landscape: upland
  • Landform: ridge
  • Geomorphic Component Hills: interfluve
  • Hill Slope Profile: shoulder
  • Slope Position: upper third
  • Slope Shape Across: linear
  • Slope Shape Down: convex
  • Runoff: low
  • Drainage Class: well
  • Surface Fragments: 0.00 percent
  • Benchmark Soil?: no

    • VEGETATION

  • Vegplot Text Note(s): NASIS Site Name (MLRA06_Morgantown) was transferred over (MLRA12_Amherst) to align with the new USDA-NRCS SPSD Regional Office boundaries. The MLRA12-Amherst NASIS Site will eventually be renamed as the Northeast NASIS Site.

    • SITE OBSERVATION

  • Observation Date: 5/1/1993 (actual site observation date)
  • Air Photo ID: 31
  • Surface Cover Properties:
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Site Erosion Accelerated: wind and water erosion
    • Vegetation Plot Plants
    Plant Symbol Scientific Name National Vernacular Name Plant Type Group Canopy Cover % Vegetation Stata Level

    QUPR2

    QUVE

    Quercus prinus

    Quercus velutina

    chestnut oak

    black oak

    —

    —

    —

    —

    —

    —
    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

    5

    —

    —

    145

    —

    235

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    A—0 to 10 centimeters (0.0 to 3.9 inches); very dark grayish brown (10YR 3/2); moderate medium granular structure; friable; 3.0 fine roots throughout; fragments; moderately acid, pH 6.0, hellige-truog; clear smooth boundary. Lab sample # 95P01275
    Oi—3 to 0 centimeters (1.2 to 0.0 inches); black (10YR 2/1); friable; fragments; clear smooth boundary.
    Bt1—10 to 20 centimeters (3.9 to 7.9 inches); yellowish brown (10YR 5/6); weak medium subangular blocky structure; friable; 0.5 fine and medium roots throughout; distinct very dark grayish brown (10YR 3/2) organic stains and 10 percent faint brown (10YR 4/3) clay films on faces of peds and in pores; fragments; strongly acid, pH 5.5, hellige-truog; clear smooth boundary. Lab sample # 95P01276. patchy - phpvsfiid 87708; patchy - phpvsfiid 87708
    Bt2—20 to 56 centimeters (7.9 to 22.0 inches); yellowish brown (10YR 5/6); moderate medium prismatic parts to moderate fine and medium subangular blocky structure; friable; 0.5 medium roots between peds; 30 percent faint dark yellowish brown (10YR 4/6) clay films on vertical faces of peds; fragments; strongly acid, pH 5.5, hellige-truog; gradual smooth boundary. Lab sample # 95P01277. continuous - phpvsfiid 87710; continuous - phpvsfiid 87710
    Bt3—56 to 84 centimeters (22.0 to 33.1 inches); yellowish brown (10YR 5/4); moderate medium prismatic structure; friable; 0.5 fine roots between peds; 3 percent fine irregular iron-manganese masses; fragments; strongly acid, pH 5.5, hellige-truog; clear smooth boundary. Lab sample # 95P01278
    C—84 to 119 centimeters (33.1 to 46.9 inches); brownish yellow (10YR 6/8); friable; fragments; slight effervescence, by hcl, 1n; moderately alkaline, pH 8.0, hellige-truog. Lab sample # 95P01279