IDENTIFIERS

  • Current Taxon Name (Soil Name): Crimeahouse
  • OSD
  • Series Extent
  • User Site ID: S2009CA630SMM004
  • User Pedon ID: S09CA109001
  • Vegetation Plot ID: S2009CA630SMM004
  • Lab Information:
  • Certified Lab Pedon Description - yes
  • Lab Source ID - SSL
  • Lab Pedon # - 09N0868
  • NCSS Pedon Lab Data NASIS Record ID - 24487
  • 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: 37.8716660
  • Std. Longitude: -120.5000000
  • Datum: WGS84
  • Township: 1 S
  • Range: 13 E
  • Section: 2
  • PLSS Details: about 155 feet west and 540 feet north of the southeast corner
  • Location Description: On BLM ground in the Red Hills, about 1.5 miles southwest of Yosemite Junction, southe of HWY 108
  • Map Unit: 7155—Crimeahouse-Sixbit complex, 3 to 15 percent slopes
  • State: California
  • County: CA109—Tuolumne
  • MLRA: 18—Sierra Nevada Foothills
  • Regional Office: SW—Southwest
  • Non-MLRA Soil Survey Area: CA630—Central Sierra Foothills Area, California, Parts of Calaveras and Tuolumne Counties
  • 7.5 Minute USGS Quad: 37120-G5—Keystone, California

    • PEDON

  • Describers Name: Sue Malone
  • Current Taxonomic Class: Loamy-skeletal, magnesic, thermic Mollic Haploxeralfs
  • Current Taxon Kind: series
  • Pedon Type: OSD pedon
  • Pedon Purpose: laboratory sampling site
  • Correlated Information:
  • Soil Name - Crimeahouse (flagged as OSD)
  • PSC - 8 to 58 cm.
  • Classificaton Date - 12/23/2015
  • Classifier - Andrew Paolucci
  • Soil Taxonomic Edition - twelfth edition
  • Moisture Class - xeric
  • Moisture Subclass - typic
  • Sampled As Information:
  • Soil Name - Crimeahouse
  • Classificaton Date - 3/24/2009
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: colluvium over residuum weathered from serpentinite
  • Landscape: Sierra Nevada foothills
  • Landform: hillslope
  • Geomorphic Component Hills: side slope
  • Hill Slope Profile: backslope
  • Slope Position: middle third
  • Slope Complexity: simple
  • Slope Shape Across: convex
  • Slope Shape Down: convex
  • Drainage Class: well
  • Flooding: none flooding
  • Ponding: none ponding
  • Bedrock: indurated serpentinite at 82cm with 45 to <100
  • Geology: Ultra Mafic Serpentinites formation.
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

  • Other Vegetative Class: MCV020CA - Ceanothus Chaparrals—A Manual of California Vegetation

    • SITE OBSERVATION

  • Observation Date: 3/24/2009 (actual site observation date)
  • Plant Association Name: Serpentine Chaparral
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - shrub cover
  • Site Obs. Cover Kind 2 - native shrubs
  • 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

    CECU

    LASTH

    PISA2

    Ceanothus cuneatus

    Lasthenia

    Pinus sabiniana

    buckbrush

    goldfields

    California foothill pine

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

    bedrock, lithic

    indurated

    82 - 200

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

    ochric epipedon

    argillic horizon

    lithic contact

    0—8

    8—82

    82—200

    —8—

    —74—

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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

    12

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    335

    —

    244

    610

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    A—0 to 8 centimeters (0.0 to 3.1 inches); yellowish red (5YR 4/6), dark reddish brown (5YR 3/4), moist; very gravelly loam; 39 percent sand; 45 percent silt; 20 percent clay; moderate medium granular structure; slightly hard, friable, slightly sticky, slightly plastic; 3.0 very fine roots throughout and 3.0 fine roots throughout; 5 percent by volume nonflat indurated 75-?-250 millimeter serpentinite fragments and 30 percent by volume nonflat indurated 2-?-75 millimeter serpentinite fragments; neutral, pH 7.3, hellige-truog; clear smooth boundary.
    Bt1—8 to 30 centimeters (3.1 to 11.8 inches); yellowish red (5YR 4/6), dark reddish brown (5YR 3/4), moist; very gravelly clay loam; 37 percent sand; 35 percent silt; 28 percent clay; strong medium subangular blocky structure; hard, very firm, moderately sticky, moderately plastic; 3.0 very fine roots throughout and 3.0 fine roots throughout; 3 percent distinct brown (7.5YR 4/3), moist, clay films on all faces of peds; 10 percent by volume nonflat indurated 76-?-250 millimeter serpentinite fragments and 40 percent by volume nonflat indurated 2-?-75 millimeter serpentinite fragments; neutral, pH 7.3, hellige-truog; clear smooth boundary. discontinuous - phpvsfiid 453383; discontinuous - phpvsfiid 453383
    Bt2—30 to 45 centimeters (11.8 to 17.7 inches); yellowish red (5YR 4/6), dark reddish brown (5YR 3/3), moist; very cobbly clay loam; 42 percent sand; 22 percent silt; 36 percent clay; strong medium subangular blocky structure; very hard, very firm, moderately sticky, moderately plastic; 3.0 very fine roots throughout and 1.0 medium roots throughout and 3.0 fine roots throughout; 10 percent distinct clay films on surfaces along pores and 50 percent prominent reddish brown (5YR 4/4), moist, clay films on all faces of peds; 2 percent by volume nonflat indurated 250-?-600 millimeter serpentinite fragments and 20 percent by volume nonflat indurated 75-?-250 millimeter serpentinite fragments and 25 percent by volume nonflat indurated 2-?-75 millimeter serpentinite fragments; slightly alkaline, pH 7.5, hellige-truog; clear smooth boundary. discontinuous - phpvsfiid 453388; discontinuous - phpvsfiid 453388
    Bt3—45 to 82 centimeters (17.7 to 32.3 inches); brown (7.5YR 4/4), dark brown (7.5YR 3/4), moist; extremely cobbly sandy clay loam; 51 percent sand; 17 percent silt; 32 percent clay; moderate medium angular blocky structure; very hard, very firm, very sticky, very plastic; 2.0 very fine roots throughout and 1.0 medium roots throughout and 2.0 fine roots throughout; 10 percent distinct clay films on surfaces along pores and 30 percent prominent reddish brown (5YR 4/4), moist, clay films on all faces of peds; 2 percent by volume nonflat indurated 250-?-600 millimeter serpentinite fragments and 30 percent by volume nonflat indurated 2-?-75 millimeter serpentinite fragments and 30 percent by volume nonflat indurated 75-?-250 millimeter serpentinite fragments; moderately alkaline, pH 8.0, hellige-truog; abrupt irregular boundary. discontinuous - phpvsfiid 453385; discontinuous - phpvsfiid 453385
    R—82 to 200 centimeters (32.3 to 78.7 inches); bedrock; 0.8 fine roots in cracks; fragments.