IDENTIFIERS

  • Current Taxon Name (Soil Name): Capulin
  • OSD
  • Series Extent
  • User Site ID: 96CO628001
  • User Pedon ID: 96CO628001
  • Vegetation Plot ID: 96CO628001
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Pedon # - 97P0583
  • NCSS Pedon Lab Data NASIS Record ID - 10264
  • 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: 37.1758889
  • Std. Longitude: -103.6122500
  • Datum: WGS84
  • Township: 33 S.
  • Range: 55 W.
  • Section: 1
  • PLSS Details: 50 feet south and 300 feet west of the northeast corner
  • Location Description: 50 feet south and 300 feet west of the northeast corner of section 1, T. 33 S., R. 55 W.
  • Map Unit: AC—Ayon-Capulin complex, 3 to 25 percent slopes
  • 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-B5—Tobe, Colorado

    • PEDON

  • Describers Name: LAN
  • Current Taxonomic Class: Fine-loamy, mixed, superactive, mesic Calcidic Argiustolls
  • Current Taxon Kind: series
  • Pedon Type: within range of map unit
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 706
  • Sampled As Information:
  • Soil Name - Capulin
  • Taxonomic Class - Fine-loamy, mixed, superactive, mesic Calcidic Argiustolls
  • PSC - 8 to 74 cm.
  • Classificaton Date - 4/9/1996
  • Soil Taxonomic Edition - eighth edition
  • Moisture Class - ustic
  • Moisture SUBClass - aridic (torric)
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: alluvium and/or colluvium derived from igneous and sedimentary rock
  • Landscape: lava plateau
  • Landform: mesa
  • Hill Slope Profile: footslope
  • Slope Position: lower third
  • Runoff: medium
  • Drainage Class: well
  • Flooding: none flooding
  • Ponding: none ponding
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 4/9/1996 (actual site observation date)
  • Air Photo ID: 29-E
  • Plant Association Name: Basalt Breaks
  • 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 % % % % % % % % % % % % %

    A

    Bt

    Btk1

    Btk2

    BCk

    Bk

    0

    8

    25

    48

    74

    97

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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

    A

    Bt

    Btk1

    Btk2

    BCk

    Bk

    0

    8

    25

    48

    74

    97

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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 %

    A

    Bt

    Btk1

    Btk2

    BCk

    Bk

    0

    8

    25

    48

    74

    97

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    4

    10

    17

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

    BOCU

    BOGR2

    JUMO

    PASM

    SPCR

    YUCCA

    Bouteloua curtipendula

    Bouteloua gracilis

    Juniperus monosperma

    Pascopyrum smithii

    Sporobolus cryptandrus

    Yucca

    sideoats grama

    blue grama

    oneseed juniper

    western wheatgrass

    sand dropseed

    yucca

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

    mollic epipedon

    argillic horizon

    calcic horizon

    0—25

    8—74

    25—97

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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

    4

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    1837

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    300

    406

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    11.1

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    10.6

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    A—0 to 8 centimeters (0.0 to 3.1 inches); dark grayish brown (10YR 4/2), very dark grayish brown (10YR 3/2), moist; loam; 53 percent sand; 16 percent clay; moderate fine granular structure; soft, very friable, slightly sticky, slightly plastic; 10.0 very fine roots and 1.0 medium roots; 5 percent by volume 2-39-75 millimeter unspecified fragments; strong effervescence, by hcl, 1n; slightly alkaline, pH 7.6, hellige-truog; abrupt smooth boundary.; moist when described; observed in trench
    Bt—8 to 25 centimeters (3.1 to 9.8 inches); brown (10YR 5/3), dark brown (10YR 3/3), moist; loam; 41 percent sand; 20 percent clay; weak medium subangular blocky structure; slightly hard, friable, slightly sticky, slightly plastic; 2.0 very fine roots and 0.1 medium roots; 15 percent distinct clay films on all faces of peds; 1 percent by volume 2-39-75 millimeter unspecified fragments; strong effervescence, by hcl, 1n; moderately alkaline, pH 8.0, hellige-truog; abrupt smooth boundary.; moist when described;. continuous - phpvsfiid 270890; continuous - phpvsfiid 270890
    Btk1—25 to 48 centimeters (9.8 to 18.9 inches); pale brown (10YR 6/3), dark yellowish brown (10YR 4/4), moist; clay loam; 19 percent sand; 27 percent clay; moderate medium prismatic parts to strong fine and medium subangular blocky structure; very hard, firm, moderately sticky, moderately plastic; 2.0 very fine roots and 0.1 fine roots; 20 percent distinct clay films on all faces of peds; 10 percent medium spherical carbonate masses throughout; fragments; violent effervescence, by hcl, 1n; moderately alkaline, pH 8.4, hellige-truog; clear smooth boundary.; dry when described;. continuous - phpvsfiid 111228; continuous - phpvsfiid 111228
    Btk2—48 to 74 centimeters (18.9 to 29.1 inches); light brown (7.5YR 6/3), brown (7.5YR 4/3), moist; sandy clay loam; 18 percent sand; 27 percent clay; moderate medium prismatic parts to strong fine and medium subangular blocky structure; hard, firm, moderately sticky, moderately plastic; 0.1 very fine roots and 1.0 medium roots; 25 percent distinct clay films on all faces of peds; 2 percent fine irregular carbonate masses throughout; 2 percent by volume 2-39-75 millimeter unspecified fragments; violent effervescence, by hcl, 1n; moderately alkaline, pH 8.2, hellige-truog; clear smooth boundary.; dry when described;. continuous - phpvsfiid 111229; continuous - phpvsfiid 111229
    BCk—74 to 97 centimeters (29.1 to 38.2 inches); light brown (7.5YR 6/4), brown (7.5YR 5/4), moist; silt loam; 34 percent sand; 23 percent clay; weak medium subangular blocky structure; slightly hard, very friable, slightly sticky, slightly plastic; 0.1 very fine to medium roots; 2 percent medium spherical carbonate masses throughout; 2 percent by volume 2-39-75 millimeter unspecified fragments; strong effervescence, by hcl, 1n; moderately alkaline, pH 8.4, hellige-truog; gradual smooth boundary.; dry when described;
    Bk—97 to 152 centimeters (38.2 to 59.8 inches); light brown (7.5YR 6/4), brown (7.5YR 5/4), moist; sandy loam; 55 percent sand; 16 percent clay; massive; soft, very friable, slightly sticky, slightly plastic; 0.1 very fine to medium roots; 2 percent medium irregular carbonate masses throughout; 2 percent by volume 2-38-75 millimeter unspecified fragments; violent effervescence, by hcl, 1n; moderately alkaline, pH 8.2, hellige-truog.; moist when described;