IDENTIFIERS

  • Current Taxon Name (Soil Name): Sonorapass
  • OSD
  • Series Extent
  • User Site ID: 12CA729002-EWB
  • User Pedon ID: S2012CA051001
  • Vegetation Plot ID: 12CA729002-EWB
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - KSSL
  • Lab Pedon # - 13N0361
  • NCSS Pedon Lab Data NASIS Record ID - 73254
  • Print Date: 2/16/2025

    • 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: 38.3101655
  • Std. Longitude: -119.6011776
  • Datum: WGS84
  • State: California
  • County: CA051—Mono
  • MLRA: 22A—Sierra Nevada and Tehachapi Mountains
  • Non-MLRA Soil Survey Area: CA729—Toiyabe National Forest Area, California

    • PEDON

  • Describers Name: Ed Blake
  • Current Taxonomic Class: Loamy-skeletal, isotic Xeric Humicryepts
  • Current Taxon Kind: series
  • Pedon Type: classifies to current taxon name, full description
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: Pedon PC 5.1
  • Sampled As Information:
  • Soil Name - Sonorapass
  • Taxonomic Class - Loamy-skeletal, isotic Xeric Humicryepts
  • Taxon Kind - series
  • PSC - 25 to 60 cm.
  • Classificaton Date - 9/28/2012
  • Classifier - Matt Cole
  • Soil Taxonomic Edition - eleventh edition
  • Moisture Class - xeric
  • Moisture SUBClass - xeric
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: colluvium derived from granite over residuum weathered from granite
  • Landscape: mountains
  • Landform: mountain slope
  • Geomorphic Component Mountains: mountainflank
  • Hill Slope Profile: backslope
  • Drainage Class: well
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

  • Ecological Sites. (Click Ecological Site ID For Link to EDIT.)
    Ecological Site ID Ecological Site Name Correlation Data Classifier
    F022AY127NV PICO/CAREX/POA Sep 28 2012

    • SITE OBSERVATION

  • Observation Date: 7/24/2012 (actual site observation date)
  • 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

    CARO5

    PIAL

    PICO

    POA

    RICE

    Carex rossii

    Pinus albicaulis

    Pinus contorta

    Poa

    Ribes cereum

    Ross' sedge

    whitebark pine

    lodgepole pine

    bluegrass

    wax currant

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

    bedrock, lithic

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    60 -

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

    umbric epipedon

    cambic horizon

    lithic contact

    6—27

    27—60

    60—

    —-

    —-

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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

    22

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    2687

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    30

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    771

    Sonora Pass

    SNOTEL
    Oi—0 to 6 centimeters (0.0 to 2.4 inches); very dark brown (10YR 2/2), dark grayish brown (10YR 4/2), dry; highly decomposed plant material; weak fine granular structure; soft, very friable, nonsticky, nonplastic; few (0.5) very fine roots; common (2.0) very fine interstitial pores; fragments; noneffervescent, by hcl, 1n; very strongly acid, pH 5.0; abrupt smooth boundary. Lab sample # 13N01051; observed in pit, small
    A—6 to 27 centimeters (2.4 to 10.6 inches); dark brown (10YR 3/3), brown (10YR 5/3), dry; extremely stony sandy loam; 17 percent clay; moderate medium subangular blocky structure; slightly hard, friable, slightly sticky, slightly plastic; common (2.0) very fine roots and common (2.0) fine roots and common (2.0) coarse roots; many (10.0) very fine interstitial and many (10.0) fine interstitial pores; 10 percent by volume nonflat 250-?-600 millimeter unspecified fragments and 15 percent by volume nonflat 75-?-250 millimeter unspecified fragments and 40 percent by volume nonflat 2-?-75 millimeter unspecified fragments; noneffervescent, by hcl, 1n; strongly acid, pH 5.3; clear wavy boundary. Lab sample # 13N01052; observed in pit, small
    Bw1—27 to 36 centimeters (10.6 to 14.2 inches); dark brown (7.5YR 3/4), brown (7.5YR 5/3), dry; extremely stony sandy loam; 18 percent clay; moderate medium subangular blocky structure; slightly hard, friable, slightly sticky, slightly plastic; common (3.0) very fine roots and common (3.0) fine roots; common (3.0) very fine interstitial and common (3.0) fine interstitial pores; 10 percent by volume nonflat 75-?-250 millimeter unspecified fragments and 10 percent by volume nonflat 250-?-600 millimeter unspecified fragments and 55 percent by volume nonflat 2-?-75 millimeter unspecified fragments; noneffervescent, by hcl, 1n; strongly acid, pH 5.3; clear wavy boundary. Lab sample # 13N01053; observed in pit, small
    Bw2—36 to 60 centimeters (14.2 to 23.6 inches); dark brown (7.5YR 3/4), brown (7.5YR 5/3), dry; extremely gravelly sandy loam; 18 percent clay; moderate medium subangular blocky structure; slightly hard, friable, slightly sticky, slightly plastic; common (3.0) very fine roots and common (3.0) fine roots; common (3.0) very fine tubular and common (3.0) fine tubular pores; 10 percent by volume nonflat 75-?-250 millimeter unspecified fragments and 10 percent by volume nonflat 250-?-600 millimeter unspecified fragments and 60 percent by volume nonflat 2-?-75 millimeter unspecified fragments; noneffervescent, by hcl, 1n; strongly acid, pH 5.3; abrupt irregular boundary.; observed in pit, small
    R—60 centimeters (23.6 inches); fragments; noneffervescent, by hcl, 1n.; observed in pit, small