IDENTIFIERS

  • Current Taxon Name (Soil Name): Elkwalow
  • OSD
  • Series Extent
  • User Site ID: S1990CO077001
  • User Pedon ID: 90CO077001
  • Vegetation Plot ID: S1990CO077001
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 90P0411
  • NCSS Pedon Lab Data NASIS Record ID - 62344
  • Print Date: 11/11/2024

    • 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: 39.0397224
  • Std. Longitude: -108.1261139
  • Datum: WGS84
  • State: Colorado
  • County: CO077—Mesa
  • MLRA: 48A—Southern Rocky Mountains

    • PEDON

  • Describers Name: Cryer
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from SSL-CMS data
  • Pedon #: 1
  • Sampled As Information:
  • Soil Name - Elkwalow
  • Taxonomic Class - Fine, mixed Aquic Cryoboralfs
  • PSC - 41 to 104 cm.
  • Classificaton Date - 12/1/1990
  • Moisture Class - ustic
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landscape: upland
  • Landform: mesa or butte
  • Slope Shape Down: linear
  • Runoff: low
  • Drainage Class: poorly
  • Surface Fragments: 0.00 percent
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 12/1/1990 (actual site observation date)
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - tree cover
  • Site Obs. Cover Kind 2 - hardwoods
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Site Erosion Accelerated: water erosion
    • Vegetation Plot Plants
    Plant Symbol Scientific Name National Vernacular Name Plant Type Group Canopy Cover % Vegetation Stata Level

    ABLA

    PIEN

    Abies lasiocarpa

    Picea engelmannii

    subalpine fir

    Engelmann spruce

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

    ochric epipedon

    lithic contact

    albic horizon

    argillic horizon

    0—15

    0—130

    15—41

    41—104

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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

    2

    —

    —

    3152

    —

    135

    102

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    A—0 to 15 centimeters (0.0 to 5.9 inches); very dark grayish brown (10YR 3/2) crushed, grayish brown (10YR 5/2) crushed, dry; loam; 20 percent clay; moderate medium granular structure; soft, friable, nonsticky, nonplastic; 5.5 fine and medium roots throughout; 10 percent by volume 2-39-75 millimeter igneous, unspecified fragments; very slight effervescence, by hcl, 1n; slightly acid, pH 6.2, bromthymol blue; clear smooth boundary.; moist when described;. many fine and medium roots throughout
    E—15 to 41 centimeters (5.9 to 16.1 inches); grayish brown (10YR 5/2) crushed, light gray (10YR 7/2) crushed, dry; stony loam; 18 percent clay; weak fine subangular blocky, and weak medium subangular blocky structure; soft, very friable, nonsticky, nonplastic; 5.5 fine and medium roots throughout; 5 percent by volume 75-162-250 millimeter igneous, unspecified fragments and 15 percent by volume 2-39-75 millimeter igneous, unspecified fragments; very slight effervescence, by hcl, 1n; slightly acid, pH 6.2, bromthymol blue; abrupt smooth boundary.; moist when described;. many fine and medium roots throughout
    Bt—41 to 104 centimeters (16.1 to 40.9 inches); dark brown (7.5YR 3/4) crushed, brown (7.5YR 5/4) crushed, dry; stony clay; 45 percent clay; strong fine angular blocky, and strong medium angular blocky structure; hard, very firm, very sticky, very plastic; 2.5 fine and medium roots throughout; 37 percent clay films on faces of peds; 5 percent by volume 2-39-75 millimeter igneous, unspecified fragments and 5 percent by volume 75-162-250 millimeter igneous, unspecified fragments and 5 percent by volume 250-425-600 millimeter igneous, unspecified fragments; very slight effervescence, by hcl, 1n; neutral, pH 6.8, bromthymol blue; gradual smooth boundary. Lab sample # 90P02255. common clay films surface features on faces of peds; common fine and medium roots throughout; continuous - phpvsfiid 224892; continuous - phpvsfiid 224892
    BC—104 to 130 centimeters (40.9 to 51.2 inches); brown (7.5YR 4/2) crushed, brown (7.5YR 5/2) crushed, dry; stony clay; 41 percent clay; dark yellowish brown (10YR 4/6) and 30 percent yellowish brown (10YR 5/6) medium mottles; weak fine subangular blocky, and weak medium subangular blocky structure; hard, very firm, very sticky, very plastic; 0.5 fine roots between peds; 15 percent , moist, clay films on faces of peds; 5 percent by volume 75-162-250 millimeter igneous, unspecified fragments and 10 percent by volume 2-39-75 millimeter igneous, unspecified fragments and 10 percent by volume 250-425-600 millimeter igneous, unspecified fragments; very slight effervescence, by hcl, 1n; neutral, pH 7.0, bromthymol blue; abrupt smooth boundary.; wet when described;. few clay films surface features on faces of peds; few fine roots between peds; many medium 10YR56 mottles; discontinuous - phpvsfiid 224893; discontinuous - phpvsfiid 224893
    R—130 centimeters (51.2 inches); unweathered bedrock; fragments.