IDENTIFIERS

  • Current Taxon Name (Soil Name): DUNSMUIR
  • OSD
  • Series Extent
  • User Site ID: S1965-CA-45-162x
  • User Pedon ID: 65-CA-45-162x
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - UCDAVIS
  • Lab Pedon # - UCD6545162
  • NCSS Pedon Lab Data NASIS Record ID - 42077
  • Print Date: 4/3/2025

    • 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: 41.0733871
  • Std. Longitude: -122.3693085
  • Datum: WGS84
  • Township: 37N
  • Range: 4W
  • Section: 18
  • PLSS Details: NW/4, NE/4
  • State: California
  • County: CA089—Shasta
  • MLRA: 5—Siskiyou-Trinity Area
  • Non-MLRA Soil Survey Area: CA707—Shasta-Trinity National Forest Area, Parts of Humboldt, Siskiyou, Shasta, Tehama, and Trinity Counties, California
  • 7.5 Minute USGS Quad: 41122-A3—Tombstone Mountain, California

    • PEDON

  • Describers Name: COS
  • Current Taxonomic Class: Fine-loamy, oxidic, mesic Ultic Haploxeralfs
  • Pedon Record Orgin: NASIS
  • Sampled As Information:
  • Soil Name - DUNSMUIR
  • Taxonomic Class - Fine-loamy, oxidic, mesic Ultic Haploxeralfs
  • Classificaton Date - 1/26/2009
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: RES
  • Slope Complexity: simple
  • Slope Shape Down: convex
  • Drainage Class: well
  • Bedrock: ultramafic, unspecified
  • Geology: Mesozoic Ultrabasic Intrusive formation.
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 1/26/2009 (entry creation date)
  • 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
    • 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

    37

    —

    —

    683

    —

    135

    1778

    —

    —

    12.8

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    O1—0 to 5 centimeters (0.0 to 2.0 inches); fragments; abrupt smooth boundary. Lab sample # UCD00630
    A11—5 to 10 centimeters (2.0 to 3.9 inches); brown (7.5YR 5/2), brown (7.5YR 4/2), moist; gravelly loam; massive; friable, nonsticky, nonplastic; 0.5 roots throughout; 15 percent by volume indurated 2-35-75 millimeter unspecified fragments; slightly acid, pH 6.3; abrupt boundary. Lab sample # UCD00631
    A12—10 to 18 centimeters (3.9 to 7.1 inches); brown (7.5YR 5/4), reddish brown (5YR 4/3), moist; gravelly loam; massive; friable, nonsticky, nonplastic; 21.0 medium roots throughout and 21.0 roots throughout; 21.0 medium irregular and 21.0 medium vesicular and 21.0 irregular and 21.0 vesicular pores; 1 percent clay films; 15 percent by volume indurated 2-35-75 millimeter unspecified fragments; strongly acid, pH 5.2; clear smooth boundary. Lab sample # UCD00632
    A3—18 to 41 centimeters (7.1 to 16.1 inches); brown (7.5YR 5/4), reddish brown (5YR 4/4), moist; gravelly loam; massive; friable, nonsticky, nonplastic; 21.0 fine roots throughout and 21.0 coarse roots throughout; 3.0 very fine tubular and 3.0 very fine irregular and 3.0 medium tubular and 3.0 medium irregular 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; slightly acid, pH 6.1; clear wavy boundary. Lab sample # UCD00633
    B1t—41 to 94 centimeters (16.1 to 37.0 inches); brown (7.5YR 5/4), reddish brown (5YR 5/4), moist; gravelly clay loam; moderate medium subangular blocky structure; friable, slightly sticky, slightly plastic; 0.5 very fine roots throughout and 0.5 coarse roots throughout; 3.0 very fine tubular and 3.0 very fine irregular and 3.0 irregular and 3.0 tubular pores; 30 percent clay films between sand grains and 30 percent clay films on surfaces along pores; 15 percent by volume indurated 2-35-75 millimeter unspecified fragments; slightly acid, pH 6.4; gradual wavy boundary. Lab sample # UCD00634
    B2t—94 to 127 centimeters (37.0 to 50.0 inches); brown (7.5YR 4/4), dark reddish brown (5YR 3/4), moist; stony clay loam; 15 percent by volume indurated 2-35-75 millimeter unspecified fragments; slightly acid, pH 6.5. Lab sample # UCD00635