IDENTIFIERS

  • Current Taxon Name (Soil Name): Carnasaw
  • OSD
  • Series Extent
  • User Site ID: S1992OK079001
  • User Pedon ID: 92OK079001
  • Vegetation Plot ID: S1992OK079001
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 93P0389
  • NCSS Pedon Lab Data NASIS Record ID - 65732
  • 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: 34.7555542
  • Std. Longitude: -94.5355530
  • Datum: WGS84
  • Township: 4N
  • Range: 25E
  • Section: 31
  • PLSS Details: 880 feet N and 750 feet W of the SE corner
  • Location Description: LeFlore County, OK.
  • State: Oklahoma
  • County: OK079—Le Flore
  • MLRA: 119—Ouachita Mountains
  • Non-MLRA Soil Survey Area: OK079—Le Flore County, Oklahoma
  • PEDON

  • Describers Name: Jimmy Ford, Dr. Brian Carter, and Ellis Benham
  • Current Taxonomic Class: Clayey, mixed, thermic Typic Hapludults
  • Pedon Type: TUD pedon
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 1
  • Sampled As Information:
  • Soil Name - Carnasaw
  • Taxonomic Class - Clayey, mixed, thermic Typic Hapludults
  • PSC - 18 to 68 cm.
  • Classificaton Date - 8/13/1992
  • Moisture Class - udic
  • Dynamic Soil Properties:
  • Erosion Class - 0
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


  • SITE

  • Landscape: hills
  • Landform: hillside
  • Geomorphic Component Hills: interfluve
  • Hill Slope Profile: shoulder
  • Slope Position: upper third
  • Slope Shape Across: convex
  • Slope Shape Down: convex
  • Runoff: high
  • Drainage Class: well
  • Flooding: none flooding
  • Ponding: none ponding
  • Surface Fragments: 1.00 percent
  • Benchmark Soil?: no
  • VEGETATION

    SITE OBSERVATION

  • Observation Date: 8/13/1992 (actual site observation date)
  • Air Photo ID: 62
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - tree cover
  • Site Obs. Cover Kind 2 - other tree cover
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Site Erosion Accelerated: water erosion
  • Vegetation Plot Plants
    Plant Symbol Scientific Name National Vernacular Name Plant Type Group Canopy Cover % Vegetation Stata Level

    LIST2

    PIEC2

    QUAL

    Liquidambar styraciflua

    Pinus echinata

    Quercus alba

    sweetgum

    shortleaf pine

    white oak

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

    ochric epipedon

    albic horizon

    argillic horizon

    paralithic contact

    0—18

    6—18

    18—112

    148—220

    —-

    —-

    —-

    —-

    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

    7

    275

    153

    305

    1118

    17

    28

    7

    19

    30

    9

    7246

    A—0 to 6 centimeters (0.0 to 2.4 inches); brown (10YR 4/3) crushed silt loam; weak fine granular structure; soft, very friable, nonsticky, nonplastic; 20.0 very fine and fine roots throughout and 4.0 medium roots throughout; 8 percent by volume subangular 2-39-75 millimeter sandstone, noncalcareous fragments; abrupt smooth boundary. Lab sample # 93P02898; moist when described;
    E—6 to 18 centimeters (2.4 to 7.1 inches); brown (7.5YR 5/4) crushed gravelly silt loam; weak fine granular structure; soft, very friable, nonsticky, nonplastic; 20.0 very fine and fine roots throughout and 4.0 medium roots throughout; 4.0 very fine moderate-continuity tubular pores; 20 percent by volume subangular 2-39-75 millimeter sandstone, noncalcareous fragments; abrupt smooth boundary. Lab sample # 93P02899; moist when described;
    Bt1—18 to 41 centimeters (7.1 to 16.1 inches); yellowish red (5YR 5/6) broken face clay; 1 percent reddish yellow (7.5YR 6/6) fine faint mottles; moderate medium prismatic, and moderate medium subangular blocky structure; hard, firm, moderately sticky, moderately plastic; 1.0 medium roots throughout and 4.0 fine roots throughout; 0.5 fine moderate-continuity tubular pores; 25 percent faint clay films on faces of peds and in pores; 10 percent by volume subangular 2-39-75 millimeter sandstone, noncalcareous fragments; clear wavy boundary. Lab sample # 93P02900; moist when described;. continuous - phpvsfiid 175768; continuous - phpvsfiid 175768
    Bt2—41 to 61 centimeters (16.1 to 24.0 inches); yellowish red (5YR 5/6) broken face clay; 15 percent light reddish brown (5YR 6/4) medium distinct mottles; moderate medium prismatic, and moderate medium subangular blocky structure; very hard, firm, moderately sticky, moderately plastic; 0.5 very fine and fine roots throughout and 1.0 medium roots throughout; 0.5 fine moderate-continuity tubular pores; 5 percent distinct pressure faces throughout and 10 percent distinct clay films on vertical faces of peds and 25 percent faint clay films on faces of peds and in pores; 5 percent by volume subangular 2-39-75 millimeter sandstone, noncalcareous fragments; clear wavy boundary. Lab sample # 93P02901; moist when described;. discontinuous - phpvsfiid 175771; continuous - phpvsfiid 175769; continuous - phpvsfiid 175770; discontinuous - phpvsfiid 175771; continuous - phpvsfiid 175769; continuous - phpvsfiid 175770
    Btss3—61 to 112 centimeters (24.0 to 44.1 inches); yellowish red (5YR 4/6) broken face clay; 25 percent pinkish gray (5YR 6/2) medium prominent and 25 percent light reddish brown (5YR 6/3) medium prominent mottles; moderate coarse prismatic, and moderate medium subangular blocky structure; extremely hard, very firm, moderately sticky, moderately plastic; 0.5 very fine and fine roots throughout and 1.0 medium roots throughout; 0.5 fine moderate-continuity tubular pores; 10 percent distinct clay films on vertical faces of peds and 25 percent faint clay films on faces of peds and in pores; 5 percent by volume subangular 2-39-75 millimeter sandstone, noncalcareous fragments; gradual smooth boundary. Lab sample # 93P02902; moist when described;. continuous - phpvsfiid 175772; continuous - phpvsfiid 175773; continuous - phpvsfiid 175772; continuous - phpvsfiid 175773
    C—112 to 148 centimeters (44.1 to 58.3 inches); light gray (5YR 7/1) broken face clay; 15 percent yellowish red (5YR 4/6) fine prominent and 15 percent yellowish red (5YR 4/6) medium prominent mottles; massive; extremely hard, very firm, moderately sticky, moderately plastic; 0.5 very fine roots throughout; 10 percent by volume subangular 2-39-75 millimeter shale, noncalcareous fragments; clear wavy boundary. Lab sample # 93P02903; moist when described;
    Cr—148 to 220 centimeters (58.3 to 86.6 inches); pinkish gray (7.5YR 7/2) broken face weathered bedrock; massive; extremely hard, extremely firm*, moderately sticky, moderately plastic; fragments. Lab sample # 93P02904; moist when described;. thinly bedded shale (1-2cm) tilted 20-30%; highly fractured into 1-2 cm size pieces, but shale fragments fit very tightly together (<.5mm) cracks between; some very coarse weathering fractures (50cm apart) that are filled with gray clay - 2-3 cm wide.