IDENTIFIERS

  • Current Taxon Name (Soil Name): Typic Argiaquolls
  • OSD
  • Series Extent
  • User Site ID: S11TX2897008
  • User Pedon ID: S11TX2897008
  • Vegetation Plot ID: S11TX2897008
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - TAMU
  • Lab Pedon # - S11TX2897008
  • NCSS Pedon Lab Data NASIS Record ID - 45622
  • Print Date: 5/19/2024

    • 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: 31.4127884
  • Std. Longitude: -95.7313309
  • Datum: WGS84
  • State: Texas
  • County: TX289—Leon
  • MLRA: 87A—Texas Claypan Area, Southern Part
  • Non-MLRA Soil Survey Area: TX289—Leon County, Texas
  • 7.5 Minute USGS Quad: 31095-D6—Stanmire Lake, Texas

    • PEDON

  • Describers Name: C.T. Hallmark and Chance Robinson
  • Current Taxonomic Class: Fine-loamy, siliceous, active, thermic Typic Argiaquolls
  • Current Taxon Kind: family
  • Pedon Type: not classified to current taxon name
  • Pedon Purpose: research site
  • Correlated Information:
  • Soil Name - Typic Argiaquolls
  • PSC - 39 to 89 cm.
  • Classificaton Date - 7/12/2013
  • Classifier - Chance M. Robinson
  • Soil Taxonomic Edition - eleventh edition
  • Moisture Class - aquic
  • Moisture Subclass - typic
  • Sampled As Information:
  • Soil Name - Derly
  • Classificaton Date - 5/12/2011
  • Dynamic Soil Properties:
  • Erosion Class - 0
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: alluvium
  • Landscape: river valley
  • Landform: stream terrace
  • Microfeature: swale
  • Geomorphic Component Terraces: tread
  • Slope Shape Across: linear
  • Slope Shape Down: convex
  • Drainage Class: poorly
  • Geology: Qal formation.
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 5/12/2011 (actual site observation date)
  • Surface Water Kind: none observed
  • Microrelief Kind: microlow
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - grass/herbaceous cover
  • Site Obs. Cover Kind 2 - pastureland, tame
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Current Weather - rain
  • Current Air Temp - 25
    • Pedon Horizon Lab Results - 1
    Horizon Top Depth Bottom Depth Sample ID Data Collector Total Clay CaCO3 Clay Total Silt Fine Silt Co. Silt Total Sand Total Sand Method VC Sand Co. Sand Med. Sand Fine Sand VF Sand VF Sand Method Texture Class - Field Lab Rubbed Fiber Unrubbed Fiber pH H2O
    cm cm % % % % % % % % % % % % %

    Ap

    A

    Btg1

    Btg2

    Btg3

    Btkg

    B'tg1

    B'tg2

    B'tg3

    Cg

    0

    19

    39

    58

    78

    102

    132

    157

    175

    191

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    0

    0

    0

    0

    0.1

    0

    0.2

    0

    0

    0

    0.3

    0.1

    0.1

    0.1

    0.1

    0.1

    0

    0

    0

    0

    1.1

    0.5

    0.4

    0.5

    0.3

    0.4

    0.2

    0.2

    0.5

    2.8

    33.5

    26.2

    31.9

    36.9

    35

    34.9

    25.8

    19.7

    37.9

    71

    14.7

    12.4

    15.8

    15

    13.7

    14.9

    13.1

    23.5

    26.3

    18.4

    300 mesh sieve

    300 mesh sieve

    300 mesh sieve

    300 mesh sieve

    300 mesh sieve

    300 mesh sieve

    300 mesh sieve

    300 mesh sieve

    300 mesh sieve

    300 mesh sieve

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    Pedon Horizon Lab Results - 2
    Horizon Top Depth Bottom Depth Sample ID pH CaCl2 pH NaF pH Ox Delta pH LL PL PI Atter. Samp. Cond. COLE Pot. Acidity Ca + Mg - Meh 2 K Ca + Mg - Sat. Paste KCl Extract. Acidity Base Sat. - Meh 2 CEC-7 CEC-8.2
    cm cm % % % cm/cm meq/100g cmol(+)/kg cmol(+)/kg mmol(+)/l cmol(+)/kg % cmol(+)/kg cmol(+)/kg

    Ap

    A

    Btg1

    Btg2

    Btg3

    Btkg

    B'tg1

    B'tg2

    B'tg3

    Cg

    0

    19

    39

    58

    78

    102

    132

    157

    175

    191

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    Pedon Horizon Lab Results - 3
    Horizon Top Depth Bottom Depth Sample ID ECEC Phosphate P NO3-N EC EC Method EC 1:5 by volume CaCO3 Equiv. Equiv. Gypsum Na SAR Gypsum Req. Humic Color Fulvic Color Humic + Fulvic Color Al PI Pyro. Hue PyrO. Value Pyro. Chroma
    cm cm cmol(+)/kg mg/kg mg/kg dS/m dS/m % % mmol(+)/l % L-pcu/g L-pcu/g L-pcu/g %

    Ap

    A

    Btg1

    Btg2

    Btg3

    Btkg

    B'tg1

    B'tg2

    B'tg3

    Cg

    0

    19

    39

    58

    78

    102

    132

    157

    175

    191

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    ec meter, 1:1 water

    ec meter, 1:1 water

    ec meter, 1:1 water

    ec meter, 1:1 water

    ec meter, 1:1 water

    ec meter, 1:1 water

    ec meter, 1:1 water

    ec meter, 1:1 water

    ec meter, 1:1 water

    ec meter, 1:1 water

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    Vegetation Plot Plants
    Plant Symbol Scientific Name National Vernacular Name Plant Type Group Canopy Cover % Vegetation Stata Level

    CAREX

    SEPA10

    Carex

    Setaria parviflora

    sedge

    marsh bristlegrass

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

    mollic epipedon

    redox concentrations

    aquic conditions

    argillic horizon

    reduced matrix

    secondary carbonates

    redox depletions with chroma 2 or less

    redox depletions with chroma 2 or less

    0—39

    0—230

    0—230

    39—191

    39—230

    102—132

    132—157

    175—191

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    —-

    —-

    —-

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    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

    0.1

    450

    210

    59.5

    —

    207

    1094

    —

    239

    18.6

    27.2

    10.9

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    411596

    Centerville, Texas

    COOP A
    Ap—0 to 19 centimeters (0.0 to 7.5 inches); very dark grayish brown (10YR 3/2) sandy clay loam; 50 percent sand; 27 percent silt; 24 percent clay; moderate medium subangular blocky structure; moderately hard, firm; 3.0 very fine roots and 3.0 fine roots; 20 percent fine dark yellowish brown (10YR 4/4), moist, iron-manganese masses; fragments; noneffervescent, by hcl, 1n; moderately acid, pH 5.6, pH meter; clear smooth boundary. Lab sample # TAMUE3953; dry when described; observed in push tube
    A—19 to 39 centimeters (7.5 to 15.4 inches); dark grayish brown (10YR 4/2) and very dark grayish brown (10YR 3/2) rubbed clay loam; 39 percent sand; 26 percent silt; 35 percent clay; moderate medium subangular blocky structure; moderately hard, firm; 2.0 very fine roots and 2.0 fine roots; 10 percent brown (10YR 5/3), moist, iron-manganese masses; fragments; noneffervescent, by hcl, 1n; moderately acid, pH 5.6, pH meter; clear smooth boundary. Lab sample # TAMUE3954; dry when described; observed in push tube
    Btg1—39 to 58 centimeters (15.4 to 22.8 inches); dark grayish brown (10YR 4/2) sandy clay loam; 48 percent sand; 22 percent silt; 29 percent clay; weak medium angular blocky structure; very firm; 1.0 very fine roots; distinct dark grayish brown (10YR 4/2), moist, clay films on vertical faces of peds and 1 percent skeletans; 15 percent yellowish brown (10YR 5/4), moist, iron-manganese masses; fragments; noneffervescent, by hcl, 1n; moderately acid, pH 5.9, pH meter; gradual smooth boundary. Lab sample # TAMUE3955; moist when described; observed in push tube. patchy - phpvsfiid 725808; patchy - phpvsfiid 725808
    Btg2—58 to 78 centimeters (22.8 to 30.7 inches); grayish brown (10YR 5/2) sandy clay loam; 53 percent sand; 20 percent silt; 28 percent clay; moderate medium angular blocky structure; very firm; 1.0 very fine roots; distinct dark grayish brown (10YR 4/2), moist, clay films on all faces of peds and 1 percent skeletans; 1 percent black (10YR 2/1), moist, iron-manganese masses and 10 percent fine yellowish brown (10YR 5/6), moist, masses of oxidized iron; fragments; noneffervescent, by hcl, 1n; neutral, pH 7.1, pH meter; gradual smooth boundary. Lab sample # TAMUE3956; moist when described; observed in push tube. continuous - phpvsfiid 725810; continuous - phpvsfiid 725810
    Btg3—78 to 102 centimeters (30.7 to 40.2 inches); grayish brown (10YR 5/2) sandy clay loam; 49 percent sand; 19 percent silt; 32 percent clay; moderate medium angular blocky structure; very firm; 0.5 very fine roots; distinct dark grayish brown (10YR 4/2), moist, clay films on all faces of peds and 1 percent skeletans; 1 percent black (10YR 2/1), moist, iron-manganese masses and 10 percent fine yellowish brown (10YR 5/4), moist, iron-manganese masses; fragments; noneffervescent, by hcl, 1n; slightly alkaline, pH 7.7, pH meter; gradual smooth boundary. Lab sample # TAMUE3957; moist when described; observed in push tube. continuous - phpvsfiid 725812; continuous - phpvsfiid 725812
    Btkg—102 to 132 centimeters (40.2 to 52.0 inches); light brownish gray (10YR 6/2) sandy clay loam; 50 percent sand; 17 percent silt; 33 percent clay; moderate medium angular blocky structure; firm; 0.5 very fine roots; distinct grayish brown (10YR 5/2), moist, clay films on all faces of peds; 1 percent black (10YR 2/1), moist, iron-manganese masses and 30 percent medium distinct brownish yellow (10YR 6/6), moist, masses of oxidized iron; 3 percent medium carbonate concretions; 3 percent by volume carbonate concretions fragments; noneffervescent, by hcl, 1n; moderately alkaline, pH 7.9, pH meter; gradual smooth boundary. Lab sample # TAMUE3958; moist when described; observed in push tube. continuous - phpvsfiid 725813; continuous - phpvsfiid 725813
    B'tg1—132 to 157 centimeters (52.0 to 61.8 inches); light brownish gray (10YR 6/2) clay loam; 39 percent sand; 22 percent silt; 38 percent clay; moderate medium angular blocky structure; firm; 0.5 very fine roots; distinct grayish brown (10YR 5/2), moist, clay films on all faces of peds; 1 percent black (10YR 2/1), moist, iron-manganese masses and 10 percent gray (10YR 6/1), moist, iron depletions and 25 percent yellowish brown (10YR 5/4), moist, iron-manganese masses; fragments; noneffervescent, by hcl, 1n; slightly alkaline, pH 7.8, pH meter; gradual smooth boundary. Lab sample # TAMUE3959; moist when described; observed in push tube. continuous - phpvsfiid 725814; continuous - phpvsfiid 725814
    B'tg2—157 to 175 centimeters (61.8 to 68.9 inches); light gray (10YR 7/1) clay loam; 43 percent sand; 24 percent silt; 32 percent clay; moderate medium subangular blocky structure; firm; 0.5 very fine roots; distinct grayish brown (10YR 5/2), moist, clay films on vertical faces of peds; 40 percent medium prominent yellowish brown (10YR 5/6), moist, masses of oxidized iron; fragments; noneffervescent, by hcl, 1n; slightly alkaline, pH 7.6, pH meter; gradual smooth boundary. Lab sample # TAMUE3960; moist when described; observed in push tube. continuous - phpvsfiid 725815; continuous - phpvsfiid 725815
    B'tg3—175 to 191 centimeters (68.9 to 75.2 inches); brownish yellow (10YR 6/6) fine sandy loam; 65 percent sand; 15 percent silt; 20 percent clay; weak medium subangular blocky structure; firm; distinct light brownish gray (10YR 6/2), moist, clay films on vertical faces of peds; 40 percent light gray (10YR 7/1), moist, iron depletions; fragments; noneffervescent, by hcl, 1n; slightly alkaline, pH 7.7, pH meter; clear smooth boundary. Lab sample # TAMUE3961; moist when described; observed in push tube. continuous - phpvsfiid 725816; continuous - phpvsfiid 725816
    Cg—191 to 230 centimeters (75.2 to 90.6 inches); light gray (10YR 7/2) stratified stratified fine sand; 92 percent sand; 1 percent silt; 6 percent clay; structureless single grain; loose; 5 percent coarse yellow (10YR 7/6), moist, masses of oxidized iron; fragments; noneffervescent, by hcl, 1n; slightly alkaline, pH 7.6, pH meter. Lab sample # TAMUE3962; wet when described; observed in push tube