IDENTIFIERS

  • Current Taxon Name (Soil Name): Carracas
  • OSD
  • Series Extent
  • User Site ID: S2004CO007007
  • User Pedon ID: S2004CO007007
  • Vegetation Plot ID: S2004CO007007
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 05N0325
  • NCSS Pedon Lab Data NASIS Record ID - 17268
  • 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: 37.2516594
  • Std. Longitude: -107.1930618
  • Datum: WGS84
  • Township: 35 N.
  • Range: 3 W.
  • Section: 3
  • PLSS Details: northwest quarter of the northeast quarter
  • Map Unit: C0-CE—Carracas clay loam, 3 to 35 percent slopes
  • Country: US—United States
  • State: Colorado
  • County: CO007—Archuleta
  • Non-MLRA Soil Survey Area: CO668—Archuleta County Area, Colorado

    • PEDON

  • Describers Name: J.P. Pannell
  • Current Taxonomic Class: Clayey, smectitic, frigid, shallow Typic Haplustepts
  • Current Taxon Kind: series
  • Pedon Type: within range of map unit
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: NASIS
  • Pedon #: 7
  • Sampled As Information:
  • Soil Name - Carracas
  • Taxonomic Class - Clayey, smectitic, frigid, shallow Typic Haplustepts
  • PSC - 25 to 43 cm.
  • Classificaton Date - 11/4/2004
  • Soil Taxonomic Edition - ninth edition
  • Moisture Class - ustic
  • Moisture SUBClass - typic
  • Dynamic Soil Properties:
  • Erosion Class - 2
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: slope alluvium derived from shale
  • Landform: hill
  • Geomorphic Component Hills: side slope
  • Hill Slope Profile: backslope
  • Slope Position: middle third
  • Slope Complexity: simple
  • Slope Shape Across: linear
  • Slope Shape Down: linear
  • Runoff: high
  • Drainage Class: well
  • Flooding: none flooding
  • Ponding: none ponding
  • Bedrock: weakly coherent slight weathered shale, unspecified at 43cm
  • Geology: Mancos formation.
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 11/4/2004 (actual site observation date)
  • Air Photo ID: 1GG-144
  • Plant Association Name: Ponderosa pine-Gambel oak
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - tree cover
  • Site Obs. Cover Kind 2 - conifers
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
    • Vegetation Plot Plants
    Plant Symbol Scientific Name National Vernacular Name Plant Type Group Canopy Cover % Vegetation Stata Level

    CAREX

    KOMA

    PASM

    PIPO

    POA

    PUTR2

    QUGA

    Carex

    Koeleria macrantha

    Pascopyrum smithii

    Pinus ponderosa

    Poa

    Purshia tridentata

    Quercus gambelii

    sedge

    prairie Junegrass

    western wheatgrass

    ponderosa pine

    bluegrass

    antelope bitterbrush

    Gambel oak

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Pedon Restrictions
    Kind Hardness Restriction Depth L-H Restriction Thickness L-RV-H
    cm

    bedrock, paralithic

    weakly coherent

    43 -

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

    ochric epipedon

    cambic horizon

    paralithic contact

    0—5

    5—43

    43—

    —5—

    —38—

    —-
    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

    20

    400

    200

    2179

    —

    280

    508

    —

    90

    6.1

    —

    —

    7.2

    —

    —

    —

    —

    6258

    Pagosa Springs, CO

    —
    A—0 to 5 centimeters (0.0 to 2.0 inches); brown (10YR 5/3), dark grayish brown (10YR 4/2), moist; clay loam; moderate medium granular structure; slightly hard, very friable, moderately sticky, moderately plastic; slow permeability; 3.0 very fine roots throughout and 3.0 medium roots throughout and 3.0 fine roots throughout; 0.5 very fine tubular pores; 2 percent by volume flat strongly coherent cemented 2-76-150 millimeter sedimentary, unspecified fragments; slight effervescence, by hcl, unspecified; moderately alkaline, pH 8.0, phenol red; clear smooth boundary. Lab sample # 05N01845; wet when described; observed in pit, small
    Bw1—5 to 33 centimeters (2.0 to 13.0 inches); light brownish gray (10YR 6/2), dark grayish brown (10YR 4/2) and grayish brown (10YR 5/2) crushed, moist; clay loam; moderate medium subangular blocky parts to moderate fine subangular blocky structure; hard, firm, very sticky, very plastic; slow permeability; 3.0 very fine roots throughout and 0.5 medium roots throughout and 3.0 fine roots throughout; 0.5 very fine tubular pores; 3 percent by volume flat strongly coherent cemented 2-76-150 millimeter sedimentary, unspecified fragments; slight effervescence, by hcl, unspecified; moderately alkaline, pH 8.0, phenol red; clear wavy boundary. Lab sample # 05N01846; wet when described; observed in pit, small
    Bw2—33 to 43 centimeters (13.0 to 16.9 inches); light brownish gray (10YR 6/2), brown (10YR 4/3), moist; parachannery clay loam; weak medium subangular blocky structure; hard, firm, very sticky, very plastic; slow permeability; 0.5 very fine roots throughout and 0.5 fine roots throughout; 0.5 fine tubular pores; 20 percent by volume flat weakly coherent cemented 2-76-150 millimeter shale, unspecified fragments; strong effervescence, by hcl, unspecified; moderately alkaline, pH 8.0, phenol red; clear wavy boundary. Lab sample # 05N01847; wet when described; observed in pit, small
    Cr—43 to 69 centimeters (16.9 to 27.2 inches); bedrock; very slow permeability; fragments.; wet when described; observed in pit, small