IDENTIFIERS

  • Current Taxon Name (Soil Name): Wrightsville
  • OSD
  • Series Extent
  • User Site ID: S1993LA001019
  • User Pedon ID: 93LA001019
  • Vegetation Plot ID: S1993LA001019
  • User Site Association ID: LA001_MU_Point_Data_Entry
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 94P0179
  • NCSS Pedon Lab Data NASIS Record ID - 66367
  • 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: 30.4133339
  • Std. Longitude: -92.5100021
  • Datum: WGS84
  • Township: 7S
  • Range: 2W
  • Section: 30
  • PLSS Details: 2.5 miles east of Tepetate on LA368 and on logging road 575 feet south and 35 feet east; northeast 1/4, southwest 1/4
  • State: Louisiana
  • County: LA001—Acadia
  • MLRA: 150A—Gulf Coast Prairies
  • Non-MLRA Soil Survey Area: LA001—Acadia Parish, Louisiana
  • 7.5 Minute USGS Quad: 30092-D5—Basile, Louisiana

    • PEDON

  • Describers Name: Donald McDaniel
  • Current Taxon Kind: series
  • Pedon Type: TUD pedon
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 19
  • Sampled As Information:
  • Soil Name - Wrightsville
  • Taxonomic Class - Fine, mixed Typic Glossaqualfs
  • Classificaton Date - 10/20/1993
  • Moisture Class - udic
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landscape: upland
  • Landform: terrace
  • Anthropogenic Feature: leveled land
  • Geomorphic Component Hills: interfluve
  • Slope Position: depression
  • Slope Shape Across: linear
  • Slope Shape Down: linear
  • Runoff: low
  • Drainage Class: poorly
  • Flooding: none flooding
  • Wet Soil Moisture Duration: 150
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 10/20/1993 (actual site observation date)
  • Air Photo ID: B2
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - tree cover
  • Site Obs. Cover Kind 2 - intermixed conifers and hardwoods
  • 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

    CAAM2

    LONIC

    PIPA2

    RUBUS

    SMILA2

    Callicarpa americana

    Lonicera

    Pinus palustris

    Rubus

    Smilax

    American beautyberry

    honeysuckle

    longleaf pine

    blackberry

    greenbrier

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

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

    ochric epipedon

    albic horizon

    argillic horizon

    glossic horizon

    slickensides

    0—12

    12—36

    36—240

    36—56

    240—260

    —-

    —-

    —-

    —-

    —-
    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

    1

    —

    —

    —

    —

    225

    1500

    —

    —

    20

    —

    —

    —

    —

    —

    —

    —

    2981

    Eunice

    Precip. and Tem
    A—0 to 12 centimeters (0.0 to 4.7 inches); dark grayish brown (10YR 4/2) silt loam; weak fine granular structure; friable; 5.0 fine to coarse roots throughout; 1 percent fine and medium spherical iron-manganese concretions throughout; fragments; very strongly acid, pH 4.5, hellige-truog; clear smooth boundary. Lab sample # 94P01092
    Eg1—12 to 24 centimeters (4.7 to 9.4 inches); light brownish gray (10YR 6/2) silt loam; 18 percent dark yellowish brown (10YR 4/4) medium distinct irregular mottles; weak fine subangular blocky structure; friable; 5.0 fine to coarse roots throughout; 0.9 fine moderate-continuity discontinuous tubular pores; 22 percent fine and medium spherical iron-manganese concretions throughout and 25 percent medium spherical iron-manganese masses throughout; fragments; very strongly acid, pH 4.5, hellige-truog; clear wavy boundary. Lab sample # 94P01093
    Eg2—24 to 36 centimeters (9.4 to 14.2 inches); light brownish gray (10YR 6/2) silt loam; 18 percent dark yellowish brown (10YR 4/4) fine and medium distinct irregular and 18 percent yellowish brown (10YR 5/6) fine and medium distinct irregular mottles; weak fine subangular blocky structure; friable; 5.0 fine and medium roots throughout; 0.9 fine moderate-continuity discontinuous tubular pores; 25 percent fine and medium spherical iron-manganese concretions throughout; fragments; very strongly acid, pH 4.5, hellige-truog; gradual irregular boundary. Lab sample # 94P01094
    Btg\E—36 to 56 centimeters (14.2 to 22.0 inches); grayish brown (10YR 5/2) silty clay; 18 percent yellowish brown (10YR 5/6) medium distinct irregular mottles; moderate medium prismatic, and subangular blocky structure; firm; 4.0 fine roots throughout; 3.0 fine moderate-continuity discontinuous tubular pores; 40 percent distinct clay films on faces of peds and in pores; 10 percent fine and medium spherical iron-manganese concretions throughout; fragments; 25 percent albic tongues (volume percent); very strongly acid, pH 4.8, hellige-truog; gradual wavy boundary. Lab sample # 94P01095. Horizon was originally Btg/E.; discontinuous - phpvsfiid 179334; discontinuous - phpvsfiid 179334
    Btg1—56 to 91 centimeters (22.0 to 35.8 inches); grayish brown (2.5Y 5/2) silty clay; 18 percent yellowish brown (10YR 5/6) medium distinct irregular mottles; moderate coarse prismatic, and subangular blocky structure; firm; 0.9 fine roots throughout; 0.9 fine moderate-continuity discontinuous tubular pores; 50 percent prominent clay films; 1 percent fine spherical iron-manganese concretions throughout; fragments; 10 percent krotovinas (volume percent); strongly acid, pH 5.5, hellige-truog; gradual wavy boundary. Lab sample # 94P01096. discontinuous - phpvsfiid 179335; discontinuous - phpvsfiid 179335
    Btg2—91 to 125 centimeters (35.8 to 49.2 inches); grayish brown (10YR 5/2) silty clay; 18 percent yellowish brown (10YR 5/6) medium distinct irregular mottles; weak coarse prismatic, and subangular blocky structure; firm; 0.9 fine roots throughout; 0.9 fine moderate-continuity discontinuous tubular pores; 60 percent prominent clay films; 10 percent fine and medium spherical iron-manganese concretions throughout; fragments; 10 percent krotovinas (volume percent); strongly acid, pH 5.5, hellige-truog; gradual wavy boundary. Lab sample # 94P01097. discontinuous - phpvsfiid 179336; discontinuous - phpvsfiid 179336
    2Btg3—125 to 150 centimeters (49.2 to 59.1 inches); grayish brown (10YR 5/2) silty clay; 18 percent yellowish brown (10YR 5/6) medium distinct irregular mottles; weak coarse prismatic, and subangular blocky structure; firm; 0.8 fine roots throughout; 0.9 fine moderate-continuity discontinuous tubular pores; 60 percent prominent clay films; 10 percent fine and medium spherical iron-manganese concretions throughout; fragments; strongly acid, pH 5.5, hellige-truog; gradual wavy boundary. Lab sample # 94P01098. discontinuous - phpvsfiid 179337; discontinuous - phpvsfiid 179337
    2Btg4—150 to 170 centimeters (59.1 to 66.9 inches); grayish brown (2.5Y 5/2) silty clay; 18 percent yellowish brown (10YR 5/6) medium prominent irregular mottles; weak coarse prismatic, and subangular blocky structure; firm; 0.8 fine roots throughout; 0.9 fine moderate-continuity discontinuous tubular pores; 60 percent prominent clay films; 10 percent coarse spherical iron-manganese masses between peds and 15 percent fine and medium spherical iron-manganese concretions throughout; fragments; moderately acid, pH 6.0, hellige-truog; gradual wavy boundary. Lab sample # 94P01099. discontinuous - phpvsfiid 179338; discontinuous - phpvsfiid 179338
    2Btg5—170 to 196 centimeters (66.9 to 77.2 inches); light olive gray (5Y 6/2) silty clay; 22 percent reddish brown (2.5YR 4/4) coarse prominent irregular mottles; weak coarse prismatic, and subangular blocky structure; firm; 0.7 fine roots throughout; 0.9 fine moderate-continuity discontinuous tubular pores; 18 percent distinct manganese or iron-manganese stains throughout and 60 percent prominent clay films; fragments; neutral, pH 6.8, hellige-truog; gradual wavy boundary. Lab sample # 94P01100. discontinuous - phpvsfiid 179339; discontinuous - phpvsfiid 179340; discontinuous - phpvsfiid 179339; discontinuous - phpvsfiid 179340
    2Bt1—196 to 215 centimeters (77.2 to 84.6 inches); olive gray (5Y 5/2) and reddish brown (2.5YR 4/4) and light brownish gray (10YR 6/2) silty clay; weak coarse prismatic, and subangular blocky structure; firm; 0.9 fine moderate-continuity discontinuous tubular pores; 60 percent prominent clay films; 15 percent fine and medium spherical iron-manganese concretions throughout; fragments; neutral, pH 7.0, hellige-truog; gradual wavy boundary. Lab sample # 94P01101. discontinuous - phpvsfiid 179341; discontinuous - phpvsfiid 179341
    2Bt2—215 to 240 centimeters (84.6 to 94.5 inches); reddish brown (2.5YR 4/4) silty clay; 18 percent olive gray (5Y 5/2) coarse prominent irregular mottles; weak coarse prismatic, and subangular blocky structure; firm; 60 percent prominent clay films; 25 percent fine and medium spherical iron-manganese concretions throughout; fragments; moderately alkaline, pH 8.0, hellige-truog; gradual wavy boundary. Lab sample # 94P01102. discontinuous - phpvsfiid 179342; discontinuous - phpvsfiid 179342
    3Bkssg—240 to 260 centimeters (94.5 to 102.4 inches); light olive gray (5Y 6/2) silty clay; 22 percent reddish brown (2.5YR 4/4) coarse prominent irregular and 22 percent dark yellowish brown (10YR 4/6) coarse distinct irregular mottles; weak coarse prismatic structure; firm; 90 percent distinct slickensides (pedogenic) throughout; 25 percent coarse spherical iron-manganese concretions throughout; fragments; moderately alkaline, pH 8.0, hellige-truog. Lab sample # 94P01103. discontinuous - phpvsfiid 179343; discontinuous - phpvsfiid 179343