IDENTIFIERS

  • Current Taxon Name (Soil Name): Sierra
  • OSD
  • Series Extent
  • Local Phase: deep
  • User Site ID: S1967-CA-04-008x
  • User Pedon ID: 67-CA-04-008x
  • Vegetation Plot ID: S1967-CA-04-008x
  • Lab Information:
  • Certified Lab Pedon Description - yes
  • Lab Source ID - UCDAVIS
  • Lab Pedon # - UCD6704008
  • NCSS Pedon Lab Data NASIS Record ID - 42122
  • Print Date: 1/30/2025

    • 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: 39.4011650
  • Std. Longitude: -121.3965378
  • Datum: WGS84
  • Township: 18N
  • Range: 5E
  • Section: 22
  • PLSS Details: NW/4, SE/4
  • State: California
  • County: CA007—Butte
  • MLRA: 18—Sierra Nevada Foothills
  • Non-MLRA Soil Survey Area: CA612—Butte Area, California, Parts of Butte and Plumas Counties
  • 7.5 Minute USGS Quad: 39121-D4—Bangor, California

    • PEDON

  • Describers Name: JIM
  • Current Taxonomic Class: Fine-loamy, mixed, semiactive, thermic Ultic Haploxeralfs
  • Current Taxon Kind: taxadjunct
  • Pedon Type: classifies to current taxon name, full description
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: NASIS
  • Correlated Information:
  • Soil Name - Sierra
  • PSC - 28 to 78 cm.
  • Classificaton Date - 12/13/2018
  • Classifier - Andrew Brown
  • Soil Taxonomic Edition - twelfth edition
  • Moisture Class - xeric
  • Moisture Subclass - typic
  • Sampled As Information:
  • Soil Name - SIERRA
  • Taxonomic Class - Fine-loamy, mixed, thermic Ultic Haploxeralfs
  • Classificaton Date - 1/23/2009
  • Dynamic Soil Properties:
  • Erosion Class - 0
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: RES
  • Slope Complexity: simple
  • Drainage Class: well
  • Bedrock: diorite
  • Geology: Quartz Diorite. Geologic Forma formation.
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 1/23/2009 (entry creation date)
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - grass/herbaceous cover
  • Site Obs. Cover Kind 2 - rangeland, savanna
  • 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

    CEANO

    Ceanothus

    ceanothus

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

    lithic contact

    ochric epipedon

    argillic horizon

    —

    0—28

    28—94

    —120—

    —28—

    —66—
    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

    25

    —

    —

    305

    —

    180

    889

    —

    —

    17.2

    —

    —

    —

    —

    —

    —

    —

    —

    —

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    Oi—0 to 3 centimeters (0.0 to 1.2 inches); fragments. Lab sample # UCD01276
    A—3 to 11 centimeters (1.2 to 4.3 inches); brown (10YR 4/3), dark brown (7.5YR 3/2), moist; sandy clay loam; 51 percent sand; 26 percent silt; 23 percent clay; weak medium granular parts to weak medium platy structure; slightly hard, friable, nonsticky, nonplastic; 21.0 roots throughout; 3.0 very fine tubular and 0.5 very fine irregular pores; fragments; moderately acid, pH 6.0; clear wavy boundary. Lab sample # UCD01277
    AB—11 to 28 centimeters (4.3 to 11.0 inches); brown (7.5YR 5/4), dark reddish brown (5YR 3/4), moist; cobbly sandy clay loam; 52 percent sand; 22 percent silt; 26 percent clay; weak medium subangular blocky structure; slightly hard, friable, nonsticky, nonplastic; 3.0 roots throughout; 21.0 very fine tubular and 21.0 fine irregular pores; 15 percent by volume indurated 2-35-75 millimeter unspecified fragments; slightly acid, pH 6.1; gradual boundary. Lab sample # UCD01278
    Bt1—28 to 54 centimeters (11.0 to 21.3 inches); reddish brown (5YR 5/4), dark reddish brown (5YR 3/4), moist; cobbly sandy clay loam; 53 percent sand; 19 percent silt; 28 percent clay; weak medium subangular blocky structure; hard, friable, nonsticky, slightly plastic; 0.5 roots throughout; 21.0 fine tubular pores; 10 percent clay films between sand grains and 10 percent clay films on surfaces along pores; 15 percent by volume indurated 2-35-75 millimeter unspecified fragments; moderately acid, pH 5.9; gradual boundary. Lab sample # UCD01279
    Bt2—54 to 94 centimeters (21.3 to 37.0 inches); yellowish red (5YR 5/6), red (2.5YR 4/6), moist; sandy clay loam; 61 percent sand; 7 percent silt; 33 percent clay; weak medium subangular blocky structure; hard, friable, slightly sticky, slightly plastic; 0.5 roots throughout; 0.5 very fine irregular and 21.0 very fine tubular pores; 10 percent clay films between sand grains and 10 percent clay films on surfaces along pores; fragments; moderately acid, pH 5.8; gradual boundary. Lab sample # UCD01280
    BC—94 to 120 centimeters (37.0 to 47.2 inches); yellowish red (5YR 5/8), red (2.5YR 4/6), moist; loam; 49 percent sand; 29 percent silt; 22 percent clay; weak medium subangular blocky structure; slightly hard, friable, slightly sticky, slightly plastic; 21.0 very fine irregular pores; fragments; moderately acid, pH 5.8; abrupt irregular boundary. Lab sample # UCD01281
    R—120 centimeters (47.2 inches); fragments. Lab sample # UCD01282