IDENTIFIERS

  • Current Taxon Name (Soil Name): Tolby
  • OSD
  • Series Extent
  • User Site ID: S1991CO117006
  • User Pedon ID: 91CO117006
  • Vegetation Plot ID: S1991CO117006
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 92P0289
  • NCSS Pedon Lab Data NASIS Record ID - 64528
  • Print Date: 2/17/2025

    • 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: 39.5866661
  • Std. Longitude: -105.9424973
  • Datum: WGS84
  • Township: 5S
  • Range: 76W
  • Section: 30
  • PLSS Details: NE/SW
  • State: Colorado
  • County: CO117—Summit

    • PEDON

  • Describers Name: J.W., J.H.
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from SSL-CMS data
  • Pedon #: 6
  • Sampled As Information:
  • Soil Name - Tolby
  • Taxonomic Class - Sandy-skeletal, mixed Typic Cryochrepts
  • Classificaton Date - 9/1/1991
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 9/1/1991 (actual site observation date)
  • Surface Cover Properties:
  • 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

    VASC

    Abies lasiocarpa

    Vaccinium scoparium

    subalpine fir

    grouse whortleberry

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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

    32

    —

    —

    3368

    —

    0

    76

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    Oi—0 to 2 centimeters (0.0 to 0.8 inches); fragments.
    Oe—2 to 5 centimeters (0.8 to 2.0 inches); fragments.
    A—5 to 13 centimeters (2.0 to 5.1 inches); dark yellowish brown (10YR 3/4) crushed, yellowish brown (10YR 5/4) crushed, dry; cobbly sandy loam; weak medium subangular blocky, and weak fine granular structure; soft, very friable, slightly sticky, nonplastic; 2.5 fine to coarse roots; 5.5 fine interstitial pores; 5 percent by volume 2-39-75 millimeter unspecified fragments and 15 percent by volume 75-162-250 millimeter unspecified fragments; slight effervescence; moderately acid, pH 6.0, hellige-truog; clear irregular boundary. Lab sample # 92P01825. 15% clay, 55% sand, 30% silt; common fine to coarse roots
    E—13 to 30 centimeters (5.1 to 11.8 inches); grayish brown (10YR 5/2) crushed, light gray (10YR 7/2) crushed, dry; very cobbly sandy loam; weak fine subangular blocky structure; soft, very friable, nonsticky, nonplastic; 2.5 medium and coarse roots and 5.5 fine roots; 5.5 fine interstitial pores; 5 percent by volume 250-425-600 millimeter unspecified fragments and 15 percent by volume 2-39-75 millimeter unspecified fragments and 15 percent by volume 75-162-250 millimeter unspecified fragments; slight effervescence; moderately acid, pH 5.8, hellige-truog; clear wavy boundary. Lab sample # 92P01826. 10% clay, 75% sand, 15% silt; common medium and coarse roots; many fine roots
    Bw—30 to 61 centimeters (11.8 to 24.0 inches); dark yellowish brown (10YR 4/6) crushed, brownish yellow (10YR 6/6) crushed, dry; very cobbly loamy sand; weak fine subangular blocky structure; loose, very friable, nonsticky, nonplastic; 0.5 medium and coarse roots and 2.5 fine roots; 5.5 fine and medium interstitial pores; 10 percent by volume 250-425-600 millimeter unspecified fragments and 20 percent by volume 2-39-75 millimeter unspecified fragments and 25 percent by volume 75-162-250 millimeter unspecified fragments; slight effervescence; moderately acid, pH 5.8, hellige-truog; clear wavy boundary. Lab sample # 92P01827. 10% clay, 80% sand, 10% silt; few medium and coarse roots; common fine roots
    C—61 to 127 centimeters (24.0 to 50.0 inches); yellowish brown (10YR 5/6) crushed, brownish yellow (10YR 6/6) crushed, dry; very cobbly loamy sand; single grain; loose, loose, nonsticky, nonplastic; 0.5 medium roots and 2.5 fine roots; 5.5 fine interstitial pores; 5 percent by volume 250-425-600 millimeter unspecified fragments and 20 percent by volume 2-39-75 millimeter unspecified fragments and 20 percent by volume 75-162-250 millimeter unspecified fragments; slight effervescence; moderately acid, pH 6.0, hellige-truog. 5% clay, 90% sand, 5% silt; few medium roots; common fine roots