IDENTIFIERS

  • Current Taxon Name (Soil Name): PETTIJOHN
  • OSD
  • Series Extent
  • User Site ID: S1994WA047002
  • User Pedon ID: S1994WA047002
  • Vegetation Plot ID: S1994WA047002
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 94P0360
  • NCSS Pedon Lab Data NASIS Record ID - 66538
  • Print Date: 11/21/2024

    • 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: 48.8022232
  • Std. Longitude: -119.0663910
  • Datum: WGS84
  • Township: 38N
  • Range: 30E
  • Section: 8
  • PLSS Details: 1300 feet north, 2600 feet east of southwest corner
  • State: Washington
  • County: WA047—Okanogan
  • MLRA: 43—Northern Rocky Mountains
  • Non-MLRA Soil Survey Area: WA749—Okanogan National Forest Area, Washington
  • 7.5 Minute USGS Quad: 48119-G1—Mount Bonaparte, Washington

    • PEDON

  • Describers Name: RJR
  • Current Taxonomic Class: Ashy-skeletal, mixed, nonacid, frigid Typic Vitrixerands
  • Current Taxon Kind: series
  • Pedon Type: OSD pedon
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 2
  • Correlated Information:
  • Soil Name - PETTIJOHN
  • PSC - 0 to 100 cm.
  • Classificaton Date - 1/27/2010
  • Moisture Class - xeric
  • Sampled As Information:
  • Soil Name - Pettijohn
  • Taxonomic Class - Ashy-skeletal, mixed, mesic Typic Vitrixerand
  • Taxon Kind - series
  • Classificaton Date - 6/4/1992
  • Moisture Class - xeric
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landscape: mountains
  • Landform: structural bench
  • Geomorphic Component Hills: side slope
  • Hill Slope Profile: backslope
  • Slope Shape Across: convex
  • Slope Shape Down: convex
  • Runoff: very high
  • Drainage Class: well
  • Flooding: none flooding
  • Ponding: none ponding
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 6/4/1992 (actual site observation date)
  • Air Photo ID: 781-92
  • 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

    ARCO

    ARCTO3

    ARUV

    CARU

    LAOC

    LUSE

    PAMY

    PAMY

    PHMA5

    PIPO

    PSMEG

    SPBEL

    Arabis cobrensis

    Arctostaphylos

    Arctostaphylos uva-ursi

    Calamagrostis rubescens

    Larix occidentalis

    Luina serpentina

    Paxistima myrsinites

    Paxistima myrsinites

    Physocarpus malvaceus

    Pinus ponderosa

    Pseudotsuga menziesii var. glauca

    Spiraea betulifolia var. lucida

    sagebrush rockcress

    manzanita

    kinnikinnick

    pinegrass

    western larch

    creeping silverback

    Oregon boxleaf

    Oregon boxleaf

    mallow ninebark

    ponderosa pine

    Rocky Mountain Douglas-fir

    shinyleaf spirea

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

    ochric epipedon

    cambic horizon

    0—10

    10—107

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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

    60

    53

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    1399

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    120

    559

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    5.6

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    Oe—0 to 5 centimeters (0.0 to 2.0 inches); fragments; abrupt smooth boundary.
    A—5 to 15 centimeters (2.0 to 5.9 inches);, pale brown (10YR 6/3) and dark yellowish brown (10YR 4/4), moist; stony fine sandy loam; weak fine granular structure; soft, very friable, noncoherent, nonsticky, nonplastic; weakly smeary; 21.0 very fine and fine roots throughout and 3.0 medium roots; 5 percent by volume angular 2-39-75 millimeter unspecified fragments and 5 percent by volume angular 250-425-600 millimeter unspecified fragments and 10 percent by volume angular 75-162-250 millimeter unspecified fragments; very strongly alkaline, pH 10.5, hellige-truog; gradual wavy boundary.
    Bw1—15 to 66 centimeters (5.9 to 26.0 inches);, pale brown (10YR 6/3) and dark yellowish brown (10YR 4/4), moist; very cobbly fine sandy loam; weak fine subangular blocky structure; soft, very friable, noncoherent, nonsticky, nonplastic; weakly smeary; 21.0 very fine and fine roots in cracks and 3.0 very coarse roots in cracks and 0.5 medium roots in cracks; 10 percent by volume angular 2-39-75 millimeter unspecified fragments and 10 percent by volume angular 250-425-600 millimeter unspecified fragments and 30 percent by volume angular 75-162-250 millimeter unspecified fragments; very strongly alkaline, pH 11.0, hellige-truog; gradual wavy boundary. Lab sample # 94P02213
    Bw2—66 to 112 centimeters (26.0 to 44.1 inches);, very pale brown (10YR 7/4) and dark yellowish brown (10YR 4/6), moist; very stony fine sandy loam; weak fine subangular blocky structure; soft, very friable, noncoherent, nonsticky, nonplastic; weakly smeary; 3.0 very fine and fine roots in cracks and 3.0 very coarse roots in cracks and 0.5 medium roots in cracks; 10 percent by volume angular 250-425-600 millimeter unspecified fragments and 15 percent by volume angular 2-39-75 millimeter unspecified fragments and 25 percent by volume angular 75-162-250 millimeter unspecified fragments; very strongly alkaline, pH 10.5, hellige-truog; gradual wavy boundary. Lab sample # 94P02214
    2C—112 to 157 centimeters (44.1 to 61.8 inches);, light yellowish brown (2.5Y 6/3) and light olive brown (2.5Y 5/3), moist; very gravelly sandy loam; massive; soft, friable, noncoherent, nonsticky, nonplastic; 0.5 very fine to medium roots in cracks; 2 percent by volume angular 250-425-600 millimeter unspecified fragments and 6 percent by volume angular 75-162-250 millimeter unspecified fragments and 40 percent by volume angular 75-162-250 millimeter unspecified fragments; slightly acid, pH 6.4, unspecified.