IDENTIFIERS

  • Current Taxon Name (Soil Name): Valent
  • OSD
  • Series Extent
  • User Site ID: 96CO628032
  • User Pedon ID: 96CO628032
  • Vegetation Plot ID: 96CO628032
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Pedon # - 97P0295
  • NCSS Pedon Lab Data NASIS Record ID - 68767
  • Print Date: 5/31/2024

    • 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: 37.2262500
  • Std. Longitude: -103.1566389
  • Datum: WGS84
  • Township: 32 S.
  • Range: 51 W.
  • Section: 29
  • PLSS Details: 50 feet west and 2000 feet north of the southeast corner
  • Map Unit: VtC—Valent sand, 1 to 9 percent slopes, warm
  • State: Colorado
  • County: CO071—Las Animas
  • MLRA: 67B—Central High Plains, Southern Part
  • Non-MLRA Soil Survey Area: CO628—Las Animas County Area, Colorado, Parts of Huerfano and Las Animas Counties
  • 7.5 Minute USGS Quad: 37103-B2—Pintada Creek, Colorado

    • PEDON

  • Describers Name: Lee A. Neve
  • Current Taxonomic Class: Mixed, mesic Ustic Torripsamments
  • Current Taxon Kind: series
  • Pedon Type: classifies to current taxon name, full description
  • Pedon Purpose: soil survey inventory
  • Pedon Record Orgin: NASIS
  • Pedon #: 717
  • Correlated Information:
  • Soil Name - Valent
  • PSC - 25 to 100 cm.
  • Classificaton Date - 4/18/1996
  • Soil Taxonomic Edition - eleventh edition
  • Moisture Class - ustic
  • Moisture Subclass - aridic (torric)
  • Sampled As Information:
  • Soil Name - Valent
  • Taxonomic Class - Mixed, mesic Ustic Torripsamments
  • Taxon Kind - series
  • PSC - 25 to 100 cm.
  • Classificaton Date - 4/18/1996
  • Soil Taxonomic Edition - eighth edition
  • Moisture Class - ustic
  • Moisture SUBClass - aridic (torric)
  • Dynamic Soil Properties:
  • Erosion Class - 2
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: eolian sands
  • Landscape: plains
  • Landform: hill
  • Hill Slope Profile: backslope
  • Drainage Class: excessively
  • Flooding: none flooding
  • Ponding: none ponding
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 4/18/1996 (actual site observation date)
  • Air Photo ID: 33-E
  • Plant Association Name: choppy sands
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - grass/herbaceous cover
  • Site Obs. Cover Kind 2 - rangeland, shrubby
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
    • 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 % % % % % % % % % % % % %

    C1

    C2

    C3

    30

    76

    91

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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

    C1

    C2

    C3

    30

    76

    91

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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 %

    C1

    C2

    C3

    30

    76

    91

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

    ANHA

    ARFI2

    BOGR2

    BUDA

    OPPO

    PAVI2

    SPAS

    SPCR

    YUCCA

    Andropogon hallii

    Artemisia filifolia

    Bouteloua gracilis

    Buchloe dactyloides

    Opuntia polyacantha

    Panicum virgatum

    Sporobolus asper

    Sporobolus cryptandrus

    Yucca

    sand bluestem

    sand sagebrush

    blue grama

    buffalograss

    plains pricklypear

    switchgrass

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    sand dropseed

    yucca

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

    ochric epipedon

    0—18

    —18—
    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

    3

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    1614

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    98

    381

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    150

    11.1

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    11

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    A—0 to 15 centimeters (0.0 to 5.9 inches); dark grayish brown (10YR 4/2), dark brown (10YR 3/3), moist; sand; 89 percent sand; 5 percent clay; weak fine granular, and weak medium subangular blocky structure; soft, very friable, nonsticky, nonplastic; rapid permeability; 3.0 very fine and fine roots and 1.0 coarse roots; fragments; noneffervescent; slightly alkaline, pH 7.4; clear wavy boundary.; moist when described; observed in trench
    AC—15 to 30 centimeters (5.9 to 11.8 inches); dark yellowish brown (10YR 4/4), dark yellowish brown (10YR 3/4), moist; loamy sand; 88 percent sand; 8 percent clay; weak coarse subangular blocky structure; soft, very friable, nonsticky, nonplastic; rapid permeability; 3.0 very fine and fine roots; fragments; noneffervescent; neutral, pH 7.2; abrupt wavy boundary.; moist when described;
    C1—30 to 76 centimeters (11.8 to 29.9 inches); yellowish brown (10YR 5/4), dark yellowish brown (10YR 4/4), moist; loamy sand; 88 percent sand; 8 percent clay; massive; soft, very friable, nonsticky, nonplastic; rapid permeability; 2.0 very fine and fine roots and 1.0 coarse roots; fragments; very slight effervescence; slightly alkaline, pH 7.6; abrupt smooth boundary.; moist when described;
    C2—76 to 91 centimeters (29.9 to 35.8 inches); light yellowish brown (10YR 6/4), dark yellowish brown (10YR 4/4), moist; sand; 90 percent sand; 6 percent clay; single grain; soft, very friable, nonsticky, nonplastic; rapid permeability; 2.0 very fine and fine roots and 1.0 coarse roots; fragments; very slight effervescence; slightly alkaline, pH 7.6; abrupt smooth boundary.; moist when described;
    C3—91 to 183 centimeters (35.8 to 72.0 inches); brown (10YR 5/3), dark yellowish brown (10YR 4/4), moist; sand; 90 percent sand; 6 percent clay; single grain; soft, loose, nonsticky, nonplastic; rapid permeability; 2.0 very fine and fine roots and 1.0 medium and coarse roots; 2 percent fine distinct irregular carbonate masses throughout; fragments; very slight effervescence; slightly alkaline, pH 7.6.; moist when described;