IDENTIFIERS

  • Current Taxon Name (Soil Name): Fallriver
  • OSD
  • Series Extent
  • User Site ID: S1997CO049003
  • User Pedon ID: 97CO049003
  • Vegetation Plot ID: S1997CO049003
  • User Site Association ID: 8891
  • Transect:
  • User Transect ID - FR9-C
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 98P0314
  • NCSS Pedon Lab Data NASIS Record ID - 10585
  • 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: 40.5133324
  • Std. Longitude: -105.8477783
  • Datum: WGS84
  • State: Colorado
  • County: CO049—Grand
  • MLRA: 48A—Southern Rocky Mountains
  • Non-MLRA Soil Survey Area: CO651—Rocky Mountain National Park, Colorado, Parts of Boulder, Grand, and Larimer Counties
  • 7.5 Minute USGS Quad: 40105-D7—Fall River Pass, Colorado

    • PEDON

  • Describers Name: Jim Borchert, Nathan Storck, Clayton Kimmi
  • Current Taxonomic Class: Sandy-skeletal, isotic Vitrandic Dystrocryepts
  • Current Taxon Kind: taxadjunct
  • Pedon Type: classifies to current taxon name, full description
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 3
  • Correlated Information:
  • Soil Name - Fallriver
  • PSC - 28 to 103 cm.
  • Classificaton Date - 1/27/2010
  • Moisture Class - udic
  • Sampled As Information:
  • Soil Name - Leighcan
  • Taxonomic Class - Loamy-skeletal, paramicaceous Dystric Cryochrept
  • Taxon Kind - series
  • Classificaton Date - 8/19/1997
  • Moisture Class - udic
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landscape: mountains
  • Landform: mountain slope
  • Hill Slope Profile: toeslope
  • Runoff: high
  • Drainage Class: well
  • Flooding: none flooding
  • Ponding: none ponding
  • Surface Fragments: 1.00 percent
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 8/19/1997 (actual site observation date)
  • Plant Association Name: Spruce-fir
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - tree cover
  • Site Obs. Cover Kind 2 - intermixed conifers and 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

    ARCTO3

    ARSC

    CAGA3

    CAGE2

    EPAN2

    FRAGA

    PIEN

    VASC

    WYAM

    Abies lasiocarpa

    Arctostaphylos

    Artemisia scopulorum

    Carex garberi

    Carex geyeri

    Epilobium angustifolium

    Fragaria

    Picea engelmannii

    Vaccinium scoparium

    Wyethia amplexicaulis

    subalpine fir

    manzanita

    alpine sagebrush

    elk sedge

    Geyer's sedge

    fireweed

    strawberry

    Engelmann spruce

    grouse whortleberry

    mule-ears

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

    ochric epipedon

    cambic horizon

    3—18

    18—83

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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

    10

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    3109

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    80

    762

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    2

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    2

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    Oi—0 to 3 centimeters (0.0 to 1.2 inches); fragments.
    AB—3 to 18 centimeters (1.2 to 7.1 inches); dark yellowish brown (10YR 3/4), yellowish brown (10YR 5/4), dry; loam; 16 percent clay; weak medium subangular blocky structure; slightly hard, friable, slightly sticky, nonplastic; 3.0 very fine and fine roots and 0.5 medium and coarse roots; 10 percent by volume 2-39-75 millimeter unspecified fragments; noneffervescent; very strongly acid, pH 4.8, hellige-truog; clear wavy boundary. Lab sample # 98P01898. This horizon is 70 percent A material and 30 percent B material.
    Bs1—18 to 43 centimeters (7.1 to 16.9 inches); yellowish brown (10YR 5/6), brownish yellow (10YR 6/6), dry; very gravelly sandy loam; 11 percent clay; weak fine and medium subangular blocky structure; slightly hard, friable, nonsticky, nonplastic; 0.5 very fine roots and 0.5 medium and coarse roots and 3.0 fine roots; 35 percent by volume 2-39-75 millimeter unspecified fragments; noneffervescent; very strongly acid, pH 4.8, hellige-truog; clear wavy boundary. Lab sample # 98P01899
    Bs2—43 to 83 centimeters (16.9 to 32.7 inches); dark brown (7.5YR 3/4), brown (7.5YR 5/4), dry; sandy loam; 15 percent clay; weak fine and medium subangular blocky structure; slightly hard, very friable, slightly sticky, nonplastic; 0.5 fine to coarse roots; 50 percent by volume 2-39-75 millimeter unspecified fragments; noneffervescent; very strongly acid, pH 4.8, hellige-truog; clear smooth boundary. Lab sample # 98P01900
    BC—83 to 155 centimeters (32.7 to 61.0 inches); grayish brown (10YR 5/2), light brownish gray (10YR 6/2), dry; very gravelly fine sandy loam; massive; hard when dry, friable, nonsticky, nonplastic; 0.5 medium and coarse roots; 10 percent by volume 75-162-250 millimeter unspecified fragments and 30 percent by volume 2-39-75 millimeter unspecified fragments; noneffervescent; moderately acid, pH 5.8, hellige-truog.