IDENTIFIERS

  • Current Taxon Name (Soil Name): LAS POSAS
  • OSD
  • Series Extent
  • User Site ID: S1966-CA-58-009
  • User Pedon ID: 66-CA-58-009
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - UCDAVIS
  • Lab Pedon # - UCD6658009
  • NCSS Pedon Lab Data NASIS Record ID - 42108
  • Print Date: 5/20/2024

    • 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: 39.2531738
  • Std. Longitude: -121.3216934
  • Datum: WGS84
  • Township: 16N
  • Range: 6E
  • Section: 8
  • PLSS Details: SW/4, SE/4
  • State: California
  • County: CA115—Yuba
  • MLRA: 18—Sierra Nevada Foothills
  • Non-MLRA Soil Survey Area: CA618—Yuba County, California
  • 7.5 Minute USGS Quad: 39121-C3—Oregon House, California

    • PEDON

  • Describers Name: FH, TS, BA
  • Current Taxonomic Class: Very-fine, mixed, thermic Typic Rhodoxeralfs
  • Pedon Record Orgin: NASIS
  • Sampled As Information:
  • Soil Name - LAS POSAS
  • Taxonomic Class - Very-fine, mixed, thermic Typic Rhodoxeralfs
  • Classificaton Date - 1/23/2009
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: RES
  • Drainage Class: well
  • Bedrock: metavolcanics
  • Geology: Greenstone. Geologic Formation 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
    • 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

    20

    —

    —

    183

    —

    315

    965

    —

    —

    16.7

    —

    —

    —

    —

    —

    —

    —

    —

    —

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    A1—0 to 13 centimeters (0.0 to 5.1 inches); reddish brown (5YR 4/4), dark red (2.5YR 3/6), moist; gravelly clay loam; moderate fine subangular blocky structure; hard, friable, slightly sticky, slightly plastic; 21.0 very fine roots throughout and 21.0 medium roots throughout; 21.0 very fine irregular and 21.0 medium irregular pores; 15 percent by volume indurated 2-35-75 millimeter unspecified fragments; moderately acid, pH 5.8; clear wavy boundary. Lab sample # UCD01339
    B1t—13 to 38 centimeters (5.1 to 15.0 inches); reddish brown (5YR 4/4), 50 percent dark reddish brown (2.5YR 3/4) and 50 percent dark red (2.5YR 3/6), moist; gravelly clay; moderate medium angular blocky structure; hard, firm, moderately sticky, moderately plastic; 3.0 medium roots throughout and 3.0 fine roots throughout; 21.0 very fine irregular and 21.0 fine irregular pores; 10 percent clay films; 15 percent by volume indurated 2-35-75 millimeter unspecified fragments; moderately acid, pH 5.8; clear wavy boundary. Lab sample # UCD01340
    B21t—38 to 56 centimeters (15.0 to 22.0 inches); 2.5YR 3/ (2.5YR 3/),, dark red (2.5YR 3/6), moist; gravelly clay; strong coarse angular blocky parts to strong medium angular blocky structure; very hard, very firm, moderately sticky, moderately plastic; 0.5 medium roots throughout and 0.5 fine roots throughout; 30 percent clay films; 15 percent by volume indurated 2-35-75 millimeter unspecified fragments; slightly acid, pH 6.3; gradual wavy boundary. Lab sample # UCD01341
    B22t—56 to 97 centimeters (22.0 to 38.2 inches); 2.5YR 3/ (2.5YR 3/),, dark red (2.5YR 3/6), moist; gravelly clay; moderate medium angular blocky structure; very hard, very firm, moderately sticky, moderately plastic; 0.5 medium roots throughout and 0.5 fine roots throughout; 3.0 very fine irregular and 3.0 fine irregular pores; 75 percent clay films; 15 percent by volume indurated 2-35-75 millimeter unspecified fragments; slightly acid, pH 6.3; abrupt irregular boundary. Lab sample # UCD01342