IDENTIFIERS

  • Current Taxon Name (Soil Name): ASHCROFT
  • OSD
  • Series Extent
  • User Site ID: S1998CO051004
  • User Pedon ID: 98CO051004
  • Vegetation Plot ID: S1998CO051004
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 99P0004
  • NCSS Pedon Lab Data NASIS Record ID - 10864
  • Print Date: 4/22/2025

    • 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: 38.8855553
  • Std. Longitude: -106.7769470
  • Datum: WGS84
  • Township: 13S
  • Range: 84W
  • Section: 33
  • PLSS Details: NE of NE
  • State: Colorado
  • County: CO051—Gunnison
  • 7.5 Minute USGS Quad: 38106-H7—Pearl Pass, Colorado

    • PEDON

  • Describers Name: CP, JP, TH, VR
  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 4
  • Sampled As Information:
  • Soil Name - ASHCROFT
  • Taxonomic Class - Loamy-skeletal Typic Cryoboralfs
  • Classificaton Date - 7/24/1998
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Hill Slope Profile: backslope
  • Slope Shape Across: linear
  • Slope Shape Down: linear
  • Drainage Class: well
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 7/24/1998 (actual site observation date)
  • Air Photo ID: 188-40
  • Surface Cover Properties:
  • 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

    ABBI

    ARCO

    CACA

    LUCA

    ORSE

    PICH

    PICO

    PIEN

    PIEN

    VAMY

    VAMYO

    Abronia bigelovii

    Arabis cobrensis

    Cabomba caroliniana

    Lupinus caudatus

    Orthilia secunda

    Pityrogramma chrysophylla

    Pinus contorta

    Picea engelmannii

    Picea engelmannii

    Vaccinium myrtilloides

    Vaccinium myrtillus var. oreophilum

    Galisteo sand verbena

    sagebrush rockcress

    Carolina fanwort

    tailcup lupine

    sidebells wintergreen

    island goldback fern

    lodgepole pine

    Engelmann spruce

    Engelmann spruce

    velvetleaf huckleberry

    whortleberry

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

    ochric epipedon

    argillic horizon

    0—0

    0—0

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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

    30

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    3161

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    286

    838

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    Oi/Oe—0 to 5 centimeters (0.0 to 2.0 inches); fragments; clear smooth boundary. Lab sample # 99P00019
    A—5 to 12 centimeters (2.0 to 4.7 inches); dark brown (7.5YR 3/3), brown (7.5YR 5/3), dry; sandy loam; 14 percent clay; weak medium subangular blocky parts to weak very fine granular structure; slightly hard, friable, nonsticky, nonplastic; 2.0 very fine roots and 2.0 medium roots and 2.0 fine roots and 2.0 coarse roots; 3 percent by volume 2-39-75 millimeter unspecified fragments; extremely acid, pH 4.3, hellige-truog; gradual smooth boundary. Lab sample # 99P00020. Colors are lithochromic throughout profile
    Bt1—12 to 37 centimeters (4.7 to 14.6 inches); dark reddish brown (5YR 3/3), brown (7.5YR 5/3), dry; cobbly sandy loam; 17 percent clay; weak medium subangular blocky parts to weak very fine granular structure; slightly hard, friable, nonsticky, nonplastic; 2.0 very fine roots and 2.0 medium roots and 2.0 fine roots and 2.0 coarse roots; 5 percent by volume 2-39-75 millimeter unspecified fragments and 20 percent by volume 75-162-250 millimeter unspecified fragments; strongly acid, pH 5.5, hellige-truog; clear smooth boundary. Lab sample # 99P00021. clay films: 2, f, br; colors are lithochromic throughout profile
    Bt2—37 to 64 centimeters (14.6 to 25.2 inches); reddish brown (5YR 4/3), reddish brown (5YR 4/3), dry; very cobbly sandy loam; 15 percent clay; weak medium subangular blocky parts to weak very fine granular structure; slightly hard, friable, nonsticky, nonplastic; 2.0 very fine roots and 1.0 medium roots and 2.0 fine roots and 1.0 coarse roots; 10 percent by volume 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; moderately acid, pH 5.8, hellige-truog; gradual smooth boundary. Lab sample # 99P00022. clay films: 3 d, br, 2, f, pf; colors are lithochromic throughout profile; during characterization notice some pararock also
    Bt3—64 to 96 centimeters (25.2 to 37.8 inches); reddish brown (5YR 4/3), reddish brown (5YR 5/3), dry; very gravelly sandy loam; 14 percent clay; weak medium subangular blocky parts to weak very fine granular structure; slightly hard, friable, nonsticky, nonplastic; 1.0 very fine roots and 1.0 medium roots and 1.0 fine roots and 1.0 coarse roots; 5 percent by volume 250-425-600 millimeter unspecified fragments and 10 percent by volume 75-162-250 millimeter unspecified fragments and 25 percent by volume 2-39-75 millimeter unspecified fragments; moderately acid, pH 5.9, hellige-truog; gradual wavy boundary. Lab sample # 99P00023. clay films: 3, d, BR, 1, F, PF; pararock common
    2Bt4—96 to 139 centimeters (37.8 to 54.7 inches); reddish brown (5YR 4/4), reddish brown (5YR 4/3), dry; cobbly sandy clay loam; 22 percent clay; weak coarse subangular blocky structure; slightly hard, friable, slightly sticky, slightly plastic; 1.0 very fine roots and 1.0 medium roots and 1.0 fine roots; 5 percent by volume 250-425-600 millimeter unspecified fragments and 10 percent by volume 75-162-250 millimeter unspecified fragments and 14 percent by volume 2-39-75 millimeter unspecified fragments; moderately acid, pH 5.9, hellige-truog; gradual wavy boundary. Lab sample # 99P00024. Clay film: 3, p, BR, 2, d, PF; Colors are lithochromic throughout profile
    2Bt5—139 to 164 centimeters (54.7 to 64.6 inches); dark reddish brown (2.5YR 3/4), reddish brown (2.5YR 4/3), dry; very gravelly sandy clay loam; 22 percent clay; weak coarse subangular blocky structure; slightly hard, friable, slightly sticky, slightly plastic; 1.0 very fine roots and 1.0 fine roots; 10 percent by volume 75-162-250 millimeter unspecified fragments and 10 percent by volume 250-425-600 millimeter unspecified fragments and 18 percent by volume 2-39-75 millimeter unspecified fragments; moderately acid, pH 5.9, hellige-truog. Lab sample # 99P00025. clay films: 3, p, br, 2, f, pf; colors are lithochromic throughout profile