IDENTIFIERS

  • Current Taxon Name (Soil Name): Tatoosh
  • OSD
  • Series Extent
  • User Site ID: S2012WA053504
  • User Pedon ID: S2012WA053504
  • Vegetation Plot ID: S2012WA053504
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 13N0633
  • NCSS Pedon Lab Data NASIS Record ID - 73059
  • Print Date: 11/26/2024

    • 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: 46.8069300
  • Std. Longitude: -121.8119400
  • Datum: WGS84
  • Township: 15N
  • Range: 8E
  • Section: 9
  • PLSS Details: 70m south and 135m east of the northwest corner
  • Location Description: On the summit of Pyramid Peak
  • State: Washington
  • County: WA053—Pierce
  • MLRA: 3—Olympic and Cascade Mountains
  • Non-MLRA Soil Survey Area: WA754—Mount Rainier National Park, Washington

    • PEDON

  • Describers Name: Phil Roberts
  • Current Taxonomic Class: Ashy-skeletal, glassy Lithic Vitricryands
  • Current Taxon Kind: taxadjunct
  • Pedon Type: taxadjunct to the series
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: Pedon PC 5.1
  • Correlated Information:
  • Soil Name - Tatoosh
  • PSC - 0 to 25 cm.
  • Classificaton Date - 12/8/2014
  • Classifier - Toby Rodgers
  • Soil Taxonomic Edition - twelfth edition
  • Moisture Class - udic
  • Moisture Subclass - typic
  • Sampled As Information:
  • Soil Name - Lithic Vitricryand
  • Taxonomic Class - Medial-skeletal, amorphic Lithic Vitricryands
  • Taxon Kind - taxon above family
  • PSC - 0 to 25 cm.
  • Classificaton Date - 11/14/2012
  • Classifier - Philip Roberts
  • Soil Taxonomic Edition - eleventh edition
  • Moisture Class - udic
  • Moisture SUBClass - typic
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: volcanic ash over residuum
  • Landscape: mountains
  • Landform: horn
  • Geomorphic Component Mountains: mountaintop
  • Hill Slope Profile: summit
  • Slope Position: upper third
  • Slope Complexity: complex
  • Slope Shape Across: convex
  • Slope Shape Down: convex
  • Drainage Class: well
  • Flooding: none flooding
  • Ponding: none ponding
  • Bedrock: indurated rhyolite at 25cm
  • Surface Fragments: 15.00 percent indurated 250- to 600-millimeter andesite, 20.00 percent indurated 75- to 250-millimeter andesite,
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 9/26/2012 (actual site observation date)
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - grass/herbaceous cover
  • Site Obs. Cover Kind 2 - permanent snow and ice
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Current Weather - sunny
    • Vegetation Plot Plants
    Plant Symbol Scientific Name National Vernacular Name Plant Type Group Canopy Cover % Vegetation Stata Level

    CANI2

    JUCO6

    PHEM

    CAME7

    VADE

    VASC

    LUAR2

    Carex nigricans

    Juniperus communis

    Phyllodoce empetriformis

    Cassiope mertensiana

    Vaccinium deliciosum

    Vaccinium scoparium

    Lupinus arcticus

    black alpine sedge

    common juniper

    pink mountainheath

    western moss heather

    Cascade bilberry

    grouse whortleberry

    arctic lupine

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

    bedrock, lithic

    indurated

    25 -

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

    umbric epipedon

    andic soil properties

    volcanic glass

    lithic contact

    lithologic discontinuity

    0—25

    0—25

    0—25

    25—

    25—

    —25—

    —25—

    —25—

    —-

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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

    0

    —

    —

    2115

    —

    180

    2108

    —

    45

    2.2

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    1.1

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    A—0 to 25 centimeters (0.0 to 9.8 inches); very dark grayish brown (10YR 3/2) crushed, dark grayish brown (10YR 4/2) crushed, dry; very cobbly medial sandy loam; 60 percent sand; 35 percent silt; 5 percent clay; weak fine subangular blocky structure; soft, very friable, nonsticky, nonplastic; many (8.0) very fine roots throughout and common (3.0) medium roots throughout and common (3.0) fine roots throughout; few (0.8) very fine interstitial and few (0.8) fine interstitial pores; 10 percent by volume indurated 2-4-5 millimeter andesite fragments observed by visual inspection method and 10 percent by volume indurated 250-432-600 millimeter andesite fragments observed by visual inspection method and 15 percent by volume indurated 5-51-75 millimeter andesite fragments observed by visual inspection method and 15 percent by volume indurated 75-152-250 millimeter andesite fragments observed by visual inspection method; abrupt irregular boundary. Lab sample # 13N02988; slightly moist when described; observed in pit, small
    2R—25 to 50 centimeters (9.8 to 19.7 inches); bedrock; fragments.; observed in pit, small