IDENTIFIERS

  • Current Taxon Name (Soil Name): Tatoosh
  • OSD
  • Series Extent
  • User Site ID: S2012WA041503
  • User Pedon ID: S2012WA041503
  • Vegetation Plot ID: S2012WA041503
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 13N0619
  • NCSS Pedon Lab Data NASIS Record ID - 72950
  • 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: 46.7566100
  • Std. Longitude: -121.7561600
  • Datum: WGS84
  • Township: 15N
  • Range: 8E
  • Section: 26
  • PLSS Details: 760m north and 480m west of the southeast corner
  • Location Description: Tatoosh, near lane peak. On southwest shoulder of Lane, ridge heads out (SW) to Wahpenayo. Pit is above the saddle towards Lane Pk
  • State: Washington
  • County: WA041—Lewis
  • 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, 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 - 12/5/2014
  • Classifier - Toby Rodgers
  • Soil Taxonomic Edition - twelfth edition
  • Moisture Class - udic
  • Moisture Subclass - typic
  • Sampled As Information:
  • Soil Name - Lithic Vitricryands
  • Taxonomic Class - Medial, amorphic Lithic Vitricryands
  • Taxon Kind - taxon above family
  • PSC - 0 to 25 cm.
  • Classificaton Date - 11/15/2012
  • 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: arete
  • Geomorphic Component Mountains: mountainflank, upper third
  • Hill Slope Profile: summit
  • Slope Position: upper third
  • Slope Complexity: complex
  • Slope Shape Across: convex
  • Slope Shape Down: linear
  • Drainage Class: well
  • Flooding: none flooding
  • Ponding: none ponding
  • Bedrock: indurated andesite at 25cm
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 10/2/2012 (actual site observation date)
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - grass/herbaceous cover
  • Site Obs. Cover Kind 2 - rangeland, tundra
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Current Weather - partly cloudy
    • Vegetation Plot Plants
    Plant Symbol Scientific Name National Vernacular Name Plant Type Group Canopy Cover % Vegetation Stata Level

    JUCO6

    CAREX

    CUNO

    Juniperus communis

    Carex

    Cupressus nootkatensis

    common juniper

    sedge

    Alaska cedar

    —

    —

    —

    —

    —

    —

    —

    —

    —
    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

    ochric epipedon

    andic soil properties

    volcanic glass

    lithic contact

    0—18

    0—25

    0—25

    25—

    —18—

    —25—

    —25—

    —-
    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

    —

    —

    1690

    —

    210

    2667

    —

    45

    3.9

    —

    —

    2.8

    —

    —

    —

    —

    —

    —

    —
    A—0 to 25 centimeters (0.0 to 9.8 inches); dark grayish brown (10YR 4/2) crushed, light brownish gray (10YR 6/2) crushed, dry; gravelly medial sandy loam; 75 percent sand; 23 percent silt; 2 percent clay; weak fine subangular blocky structure; soft, very friable, nonsticky, nonplastic; common (3.0) fine interstitial pores; 5 percent by volume indurated 75-152-250 millimeter andesite fragments observed by visual inspection method and 5 percent by volume indurated 250-432-600 millimeter andesite fragments observed by visual inspection method and 10 percent by volume indurated 2-4-5 millimeter andesite fragments observed by visual inspection method and 10 percent by volume indurated 5-51-75 millimeter andesite fragments observed by visual inspection method; abrupt irregular boundary. Lab sample # 13N02938; slightly moist when described; observed in pit, small
    R—25 to 50 centimeters (9.8 to 19.7 inches); bedrock; few (0.8) very fine roots throughout and few (0.8) medium roots throughout and common (3.0) fine roots throughout; fragments.; observed in pit, small