IDENTIFIERS

  • Current Taxon Name (Soil Name): Throck
  • OSD
  • Series Extent
  • User Site ID: S1984TX429006
  • User Pedon ID: 84TX429006
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - KSSL
  • Lab Pedon # - 84P0779
  • NCSS Pedon Lab Data NASIS Record ID - 55022
  • Print Date: 11/23/2024

    • 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: 32.8158340
  • Std. Longitude: -98.8208313
  • Datum: WGS84
  • Location Description: Stephens County, TX. 5.2 mi N of US 180 on TX 67, 60 meters e of Highway. UTM Zone 14, 3630130 meters N, 517830 meters E.
  • State: Texas
  • County: TX429—Stephens
  • MLRA: 80B—Texas North-Central Prairies

    • PEDON

  • Describers Name: Jack Williams
  • Current Taxonomic Class: Fine, mixed, active, thermic Typic Ustochrepts
  • Current Taxon Kind: taxadjunct
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from SSL-CMS data
  • Pedon #: 6
  • Correlated Information:
  • Soil Name - Throck
  • PSC - 25 to 100 cm.
  • Classificaton Date - 2/1/2010
  • Moisture Class - ustic
  • Sampled As Information:
  • Soil Name - Throck
  • Taxonomic Class - Fine, mixed, thermic Typic Ustochrepts
  • Taxon Kind - series
  • Classificaton Date - 8/1/1984
  • Moisture Class - ustic
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landscape: upland
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 8/1/1984 (actual site observation date)
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - grass/herbaceous cover
  • Site Obs. Cover Kind 2 - rangeland, grassland
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Site Erosion Accelerated: water erosion
    • 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 % % % % % % % % % % % % %

    A1

    A2

    Bw

    Bssy

    Bkssy

    Bky

    B'kssy

    Cd1

    Cd2

    0

    5

    16

    37

    73

    94

    114

    130

    149

    5

    16

    37

    73

    94

    114

    130

    149

    192

    84P0779-84P04360

    84P0779-84P04361

    84P0779-84P04362

    84P0779-84P04363

    84P0779-84P04364

    84P0779-84P04365

    84P0779-84P04366

    84P0779-84P04367

    84P0779-84P04368

    —

    —

    —

    —

    —

    —

    —

    —

    —

    45.3

    51.5

    52.2

    53.6

    52.4

    53.3

    57.2

    58.1

    55.2

    —

    0.3

    0.9

    1.5

    1.5

    1.2

    1.2

    2.3

    —

    45.6

    39.4

    39.3

    38.9

    39.6

    39.1

    38.6

    38.6

    41.8

    24.4

    23.2

    23.6

    24

    36.5

    27.9

    28.8

    27.7

    25.3

    21.2

    16.2

    15.7

    14.9

    13.1

    11.2

    9.8

    10.9

    16.5

    9.1

    9.1

    8.5

    7.5

    8

    7.7

    4.2

    3.3

    3

    —

    —

    —

    —

    —

    —

    —

    —

    —

    0.5

    1.3

    1.4

    1.2

    0.8

    1.1

    1.5

    0.4

    —

    0.8

    1

    1.2

    1

    0.9

    1

    0.7

    0.4

    —

    1

    0.8

    1.1

    0.8

    1.3

    0.6

    0.3

    0.2

    0.1

    2.6

    1.9

    1.8

    1.4

    1.7

    1.1

    0.1

    0.2

    0.4

    4.2

    4.1

    3

    3.1

    3.3

    3.9

    1.6

    2.1

    2.5

    —

    —

    —

    —

    —

    —

    —

    —

    —

    sic

    c

    c

    c

    c

    c

    c

    c

    sic

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    7.7

    8

    8.1

    7.7

    7.6

    7.6

    7.6

    7.9

    7.7
    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

    A1

    A2

    Bw

    Bssy

    Bkssy

    Bky

    B'kssy

    Cd1

    Cd2

    0

    5

    16

    37

    73

    94

    114

    130

    149

    5

    16

    37

    73

    94

    114

    130

    149

    192

    84P0779-84P04360

    84P0779-84P04361

    84P0779-84P04362

    84P0779-84P04363

    84P0779-84P04364

    84P0779-84P04365

    84P0779-84P04366

    84P0779-84P04367

    84P0779-84P04368

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

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    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    0.08

    0.06

    0.08

    0.08

    0.07

    0.08

    0.07

    0.08

    0.07

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

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    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

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    —

    —

    —

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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 %

    A1

    A2

    Bw

    Bssy

    Bkssy

    Bky

    B'kssy

    Cd1

    Cd2

    0

    5

    16

    37

    73

    94

    114

    130

    149

    5

    16

    37

    73

    94

    114

    130

    149

    192

    84P0779-84P04360

    84P0779-84P04361

    84P0779-84P04362

    84P0779-84P04363

    84P0779-84P04364

    84P0779-84P04365

    84P0779-84P04366

    84P0779-84P04367

    84P0779-84P04368

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    1.7

    0.6

    0.5

    3

    3.9

    4

    4.5

    4.3

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    1

    3

    4

    4

    3

    3

    2

    3

    1

    —

    —

    —

    1

    6

    5

    1

    —

    —

    —

    —

    1

    2

    5

    6

    8

    9

    10

    —

    —

    1

    2

    4

    4

    5

    6

    8

    —

    —

    —

    —

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

    ochric epipedon

    cambic horizon

    0—16

    16—130

    —-

    —-
    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

    12

    —

    —

    395

    —

    —

    —

    —

    —

    —

    —

    —

    —

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    —

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    —
    A1—0 to 5 centimeters (0.0 to 2.0 inches); dark yellowish brown (10YR 4/4) interior, yellowish brown (10YR 5/4) interior, dry; clay; moderate very fine granular structure; hard, firm, moderately sticky; 5.5 very fine roots and 5.5 fine roots; fragments; violent effervescence, by hcl, 1n; moderately alkaline, pH 8.2, hellige-truog; abrupt smooth boundary. Lab sample # 84P04360. many fine roots; many very fine roots; effervescence is continuous
    A2—5 to 16 centimeters (2.0 to 6.3 inches); dark grayish brown (2.5Y 4/2) interior, grayish brown (2.5Y 5/2) interior, dry; clay; moderate fine angular blocky, and structureless very fine angular blocky structure; very hard, firm, moderately sticky, moderately plastic; 2.5 very fine roots; 2.5 very fine tubular and 2.5 fine tubular pores; 2 percent by volume 2-39-75 millimeter limestone, unspecified fragments; violent effervescence, by hcl, 1n; moderately alkaline, pH 8.2, hellige-truog; abrupt smooth boundary. Lab sample # 84P04361. common very fine roots; effervescence is continuous
    Bw—16 to 37 centimeters (6.3 to 14.6 inches); dark grayish brown (2.5Y 4/2) interior, grayish brown (2.5Y 5/2) interior, dry; clay; coarse angular blocky, and structureless coarse subangular blocky, and moderate very fine angular blocky structure; very hard, firm, moderately sticky, moderately plastic; 0.5 very fine roots; 2.5 very fine tubular pores; pressure faces on faces of peds; 1 percent gypsum crystals, unspecified and 1 percent lime masses; fragments; violent effervescence, by hcl, 1n; moderately alkaline, pH 8.2, hellige-truog; clear smooth boundary. Lab sample # 84P04362. few very fine gypsum crystals concentrations; few very fine soft masses of lime concentrations; few very fine roots; effervescence is continuous
    Bssy—37 to 73 centimeters (14.6 to 28.7 inches); brown (10YR 4/3) interior, brown (10YR 5/3) interior, dry; clay; moderate medium angular blocky, and moderate coarse angular blocky, and moderate medium angular blocky structure; very hard, very firm, very sticky, moderately plastic; 0.5 very fine roots; 2.5 very fine tubular pores; pressure faces on faces of peds; 1 percent lime masses and 1 percent coarse gypsum crystals, unspecified; fragments; violent effervescence, by hcl, 1n; moderately alkaline, pH 8.2, hellige-truog; clear smooth boundary. Lab sample # 84P04363. Common slickensides up to 25 cm across and slanted 20 to 30 degrees.; few very fine soft masses of lime concentrations; few coarse gypsum crystals concentrations; few very fine roots; effervescence is continuous
    Bkssy—73 to 94 centimeters (28.7 to 37.0 inches); dark grayish brown (2.5Y 4/2) interior, grayish brown (2.5Y 5/2) interior, dry; clay; 1 percent light olive brown (2.5Y 5/4) faint mottles; weak very fine prismatic, and weak fine angular blocky structure; very hard, very firm, moderately sticky, moderately plastic; 0.5 very fine roots; 0.5 very fine tubular pores; pressure faces on faces of peds and 37 percent slickensides (pedogenic); 1 percent lime masses and 1 percent carbonate concretions; 2 percent by volume 2-39-75 millimeter limestone, unspecified fragments; violent effervescence, by hcl, 1n; moderately alkaline, pH 8.2, hellige-truog; clear smooth boundary. Lab sample # 84P04364. Common slickensides up to 25 cm across and slanted 20 to 30 degrees.; few very fine soft masses of lime concentrations; few very fine lime concretions concentrations; common intersecting slickensides surface features; few very fine roots; few faint 2.5Y54 mottles; effervescence is continuous
    Bky—94 to 114 centimeters (37.0 to 44.9 inches); brown (10YR 5/3) interior, pale brown (10YR 6/3) interior, dry; clay; 1 percent light brownish gray (2.5Y 6/2) fine faint mottles; weak fine and medium angular blocky, and weak fine and medium subangular blocky structure; 0.5 very fine roots; 0.5 very fine tubular pores; 11 percent lime masses and 11 percent carbonate concretions; fragments; violent effervescence, by hcl, 1n; moderately alkaline, pH 8.2, hellige-truog; clear smooth boundary. Lab sample # 84P04365. Few pockets of gypsum crystals 1 to 5 cm across.; common very fine soft masses of lime concentrations; common very fine lime concretions concentrations; few very fine roots; few fine faint 2.5Y62 mottles; effervescence is continuous
    B'kssy—114 to 130 centimeters (44.9 to 51.2 inches); brown (10YR 5/3) interior, pale brown (10YR 6/3) interior, dry; clay; 1 percent pale yellow (2.5Y 7/4) fine faint mottles; moderate fine and medium angular blocky structure; 0.5 very fine tubular pores; fragments; slight effervescence, by hcl, 1n; moderately alkaline, pH 8.2, hellige-truog; abrupt smooth boundary. Lab sample # 84P04366. Few roots along slickenside faces; common pockets of gypsum crystals 1-5 mm across with prominent layer of gypsum crystals at 129-130 cm; few small slickensides.; few fine faint 2.5Y74 mottles; effervescence is discontinuous
    Cd1—130 to 149 centimeters (51.2 to 58.7 inches); dark grayish brown (2.5Y 4/2) interior, grayish brown (2.5Y 5/2) interior, dry; shaly clay; 1 percent pale yellow (2.5Y 7/4) fine mottles; massive; 2 percent carbonate coats on faces of peds and 15 percent manganese or iron-manganese stains on faces of peds; fragments. Lab sample # 84P04367. When dry rock fractures vertically and horizontally due to rock structure and desication; few very fine fillaments of Fe-Mn on fracture faces; few of fracture faces effervess but matrix noncalcareous.; few manganese or iron-manganese stains surface features on faces of peds; very few lime or carbonate coats surface features on faces of peds; few fine 2.5Y74 mottles; patchy - phpvsfiid 1156520; patchy - phpvsfiid 1156521; patchy - phpvsfiid 1156520; patchy - phpvsfiid 1156521
    Cd2—149 to 192 centimeters (58.7 to 75.6 inches); weak red (10R 5/3) interior and light brownish gray (2.5Y 6/2) interior, 50 percent weak red (10R 5/3) interior and 50 percent light brownish gray (2.5Y 6/2) interior, dry; Error; massive; 15 percent brownish yellow (10YR 6/6) iron stains and 15 percent 2.5Y 8/0 (2.5Y 8/0) nonintersecting slickensides; fragments. Lab sample # 84P04368. Rock fractures coarse angular blocky; occasional slickenside face; few Fe-Mn fillaments on a few fracture faces; few fracture faces weakly effervess, but matrix noncalcareous.; few iron stains surface features; few nonintersecting slickensides surface features