IDENTIFIERS

  • Current Taxon Name (Soil Name): COHASSET
  • OSD
  • Series Extent
  • User Site ID: S1974-CA-47-103x
  • User Pedon ID: 74-CA-47-103x
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - UCDAVIS
  • Lab Pedon # - UCD7447103
  • NCSS Pedon Lab Data NASIS Record ID - 42298
  • Print Date: 11/11/2024

    • 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: 41.2750473
  • Std. Longitude: -122.3283920
  • Datum: WGS84
  • Township: 40N
  • Range: 4W
  • Section: 32
  • PLSS Details: NE/4, NE/4
  • State: California
  • County: CA093—Siskiyou
  • MLRA: 5—Siskiyou-Trinity Area
  • Non-MLRA Soil Survey Area: CA602—Siskiyou County, California, Central Part
  • 7.5 Minute USGS Quad: 41122-C3—City of Mount Shasta, California

    • PEDON

  • Describers Name: JIM, DLH, JJN, JJ
  • Current Taxonomic Class: Fine-loamy, mixed, mesic Xeric Palehumults
  • Pedon Record Orgin: NASIS
  • Sampled As Information:
  • Soil Name - COHASSET
  • Taxonomic Class - Fine-loamy, mixed, mesic Xeric Palehumults
  • Classificaton Date - 2/27/2009
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: RES
  • Slope Complexity: simple
  • Slope Shape Down: convex
  • Drainage Class: well
  • Bedrock: tuff, unspecified
  • Geology: Volcanic Ash Over Weathered Tu formation.
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 2/27/2009 (entry creation date)
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - grass/herbaceous cover
  • Site Obs. Cover Kind 2 - rangeland, grassland
  • 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

    —

    —

    —

    994

    —

    1143

    —

    —

    11.7

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    O1—0 to 3 centimeters (0.0 to 1.2 inches); fragments; abrupt smooth boundary. Lab sample # UCD03862
    A11—3 to 11 centimeters (1.2 to 4.3 inches);, brown (7.5YR 4/4), dry; gravelly fine sandy loam; weak fine granular structure; soft, very friable, slightly sticky, nonplastic; 21.0 very fine roots throughout and 21.0 medium roots throughout and 21.0 fine roots throughout; 15 percent by volume indurated 2-35-75 millimeter unspecified fragments; moderately acid, pH 5.8; abrupt smooth boundary. Lab sample # UCD03863
    A12—11 to 18 centimeters (4.3 to 7.1 inches); dark reddish brown (5YR 3/2), brown (7.5YR 4/4), dry; gravelly sandy loam; weak fine granular structure; soft, very friable, slightly sticky, nonplastic; 21.0 very fine roots throughout and 21.0 medium roots throughout and 21.0 fine roots throughout; 15 percent by volume indurated 2-35-75 millimeter unspecified fragments; slightly acid, pH 6.1; abrupt smooth boundary. Lab sample # UCD03864
    A3—18 to 36 centimeters (7.1 to 14.2 inches); dark reddish brown (5YR 3/4), brown (7.5YR 5/4), dry; gravelly fine sandy loam; moderate fine granular parts to structureless medium subangular blocky structure; slightly hard, very friable, slightly sticky, slightly plastic; 21.0 very fine roots throughout and 21.0 medium roots throughout and 21.0 fine roots throughout; 15 percent by volume indurated 2-35-75 millimeter unspecified fragments; slightly acid, pH 6.2; abrupt smooth boundary. Lab sample # UCD03865
    B1t—36 to 54 centimeters (14.2 to 21.3 inches); reddish brown (5YR 4/4), brown (7.5YR 5/4), dry; gravelly coarse sandy loam; moderate fine granular parts to structureless medium subangular blocky structure; slightly hard, friable, moderately sticky, moderately plastic; 3.0 very fine roots throughout and 21.0 medium roots throughout and 3.0 fine roots throughout; 15 percent by volume indurated 2-35-75 millimeter unspecified fragments; slightly acid, pH 6.2; clear smooth boundary. Lab sample # UCD03866
    B21t—54 to 72 centimeters (21.3 to 28.3 inches); reddish brown (5YR 4/4), brown (7.5YR 5/4), dry; gravelly sandy loam; moderate fine granular parts to weak medium subangular blocky structure; hard, friable, moderately sticky, moderately plastic; 3.0 very fine roots throughout and 21.0 medium roots throughout and 3.0 fine roots throughout; 30 percent clay films on all faces of peds and 30 percent clay films on surfaces along pores; 15 percent by volume indurated 2-35-75 millimeter unspecified fragments; slightly acid, pH 6.5; abrupt wavy boundary. Lab sample # UCD03867
    B22t—72 to 89 centimeters (28.3 to 35.0 inches); reddish brown (5YR 4/4), strong brown (7.5YR 5/6), dry; gravelly sandy clay loam; moderate medium subangular blocky structure; hard, friable, moderately sticky, moderately plastic; 0.5 very fine roots throughout and 21.0 medium roots throughout and 0.5 fine roots throughout; 0.5 very fine vesicular and 3.0 very fine tubular pores; clay films on all faces of peds and clay films on surfaces along pores; 15 percent by volume indurated 2-35-75 millimeter unspecified fragments; slightly acid, pH 6.2; abrupt wavy boundary. Lab sample # UCD03868. continuous - phpvsfiid 663031; continuous - phpvsfiid 663032; continuous - phpvsfiid 663031; continuous - phpvsfiid 663032
    B23t—89 to 130 centimeters (35.0 to 51.2 inches); reddish brown (5YR 4/4), strong brown (7.5YR 5/6), dry; loam; hard, friable, moderately sticky, moderately plastic; 0.5 very fine roots throughout and 21.0 medium roots throughout and 0.5 fine roots throughout; 0.5 very fine vesicular and 3.0 very fine tubular pores; clay films on all faces of peds and clay films on surfaces along pores; fragments; moderately acid, pH 5.8; clear wavy boundary. Lab sample # UCD03869. continuous - phpvsfiid 663033; continuous - phpvsfiid 663034; continuous - phpvsfiid 663033; continuous - phpvsfiid 663034
    B24t—130 to 155 centimeters (51.2 to 61.0 inches); reddish brown (5YR 4/4), strong brown (7.5YR 5/6), dry; clay loam; hard, friable, moderately sticky, moderately plastic; 0.5 very fine roots throughout and 21.0 medium roots throughout and 0.5 fine roots throughout; 0.5 very fine vesicular and 3.0 very fine tubular pores; 10 percent clay films on all faces of peds and 75 percent clay films on surfaces along pores; fragments; moderately acid, pH 6.0; clear wavy boundary. Lab sample # UCD03870
    C1—155 to 183 centimeters (61.0 to 72.0 inches); strong brown (7.5YR 5/6), strong brown (7.5YR 5/6), dry; clay; massive; hard, friable, moderately sticky, moderately plastic; 0.5 very fine roots throughout and 21.0 medium roots throughout and 0.5 fine roots throughout; 0.5 very fine tubular pores; fragments; moderately acid, pH 5.8; abrupt wavy boundary. Lab sample # UCD03871
    Cr—183 to 183 centimeters (72.0 to 72.0 inches); fragments. Lab sample # UCD03872