IDENTIFIERS

  • Current Taxon Name (Soil Name): WATSONVILLE
  • OSD
  • Series Extent
  • User Site ID: S1973CA079008
  • User Pedon ID: S1973CA079008
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 73C0036
  • NCSS Pedon Lab Data NASIS Record ID - 44670
  • Print Date: 11/24/2024

    • 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: 35.3022232
  • Std. Longitude: -120.7955551
  • Datum: WGS84
  • Location Description: San Luis Obispo County, California - Coastal Part; Entrance to Kuden Ranch about 2 1/4 mile east of the hamlet of Los Osos; on the south side of Los Osos Valley Road; 1,700 feet east of Clark Road.
  • State: California
  • County: CA079—San Luis Obispo
  • MLRA: 14—Central California Coastal Valleys
  • Non-MLRA Soil Survey Area: CA664—San Luis Obispo County, California, Coastal Part

    • PEDON

  • Current Taxonomic Class: Fine, smectitic Xeric Argialbolls
  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 8
  • Correlated Information:
  • Soil Name - WATSONVILLE
  • PSC - 48 to 98 cm.
  • Classificaton Date - 4/12/2002
  • Moisture Class - xeric
  • Sampled As Information:
  • Soil Name - Watsonville
  • Classificaton Date - 6/1/1973
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landform: gently sloping terrace
  • Runoff: medium
  • Drainage Class: moderately well
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 6/1/1973 (actual site observation date)
  • Air Photo ID: 2KK-138
  • Surface Cover Properties:
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
    • Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    mollic epipedon

    —36

    —-
    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

    3

    —

    —

    38.1

    —

    90

    508

    —

    —

    14.4

    16.6

    11.1

    —

    —

    —

    —

    —

    —

    —

    —
    AP—0 to 13 centimeters (0.0 to 5.1 inches); very dark grayish brown (10YR 3/2), dark grayish brown (10YR 4/2), dry; loam; 19 percent clay; moderate medium granular structure; slightly hard, very friable, slightly sticky, slightly plastic; 21.0 medium roots; 21.0 very fine interstitial and 21.0 medium interstitial pores; fragments; moderately acid, pH 6.0; clear smooth boundary. Lab sample # 73C00238; observed in trench
    A12—13 to 36 centimeters (5.1 to 14.2 inches); very dark grayish brown (10YR 3/2), dark grayish brown (10YR 4/2), dry; loam; 19 percent clay; moderate medium angular blocky structure; hard, friable, slightly sticky, slightly plastic; 0.5 fine roots and 0.1 coarse roots; 3.0 medium tubular pores; fragments; strongly acid, pH 5.5; gradual wavy boundary. Lab sample # 73C00239; observed in trench
    A2—36 to 48 centimeters (14.2 to 18.9 inches); dark grayish brown (10YR 4/2), light brownish gray (10YR 6/2), dry; sandy loam; 19 percent clay; 1 percent brown (7.5YR 5/4) fine distinct and 1 percent brown (7.5YR 4/4) fine distinct mottles; massive; hard, friable, nonsticky, slightly plastic; 0.1 medium roots and 0.1 coarse roots; 21.0 medium tubular pores; 10 percent clay films; fragments; moderately acid, pH 6.0; abrupt smooth boundary. Lab sample # 73C00240; observed in trench. patchy - phpvsfiid 208956; patchy - phpvsfiid 208956
    B21T—48 to 84 centimeters (18.9 to 33.1 inches); dark grayish brown (10YR 4/2), brown (10YR 4/3), dry; clay; brown (7.5YR 4/4) and brown (7.5YR 4/4) mottles; moderate medium angular blocky structure; very hard, very firm, moderately sticky, very plastic; 0.5 very fine roots and 0.5 medium roots; 21.0 medium tubular pores; 75 percent clay films on all faces of peds and 75 percent clay films on surfaces along pores; fragments; slightly acid, pH 6.5; gradual wavy boundary. Lab sample # 73C00241; observed in trench
    B22T—84 to 119 centimeters (33.1 to 46.9 inches); brown (10YR 4/3), brown (10YR 5/3), dry; clay; moderate medium angular blocky structure; very hard, very firm, moderately sticky, very plastic; 0.5 very fine roots and 0.5 medium roots; 21.0 medium tubular pores; 75 percent clay films on all faces of peds and 75 percent clay films on surfaces along pores; fragments; moderately alkaline, pH 8.0; gradual wavy boundary. Lab sample # 73C00242; observed in trench
    C1—119 to 147 centimeters (46.9 to 57.9 inches); variegated grayish brown (2.5Y 5/2), light brownish gray (2.5Y 6/2), dry; sandy clay loam; brownish yellow (10YR 6/6) and yellowish brown (10YR 5/4) and strong brown (7.5YR 5/6) and yellowish brown (10YR 5/4) mottles; massive; hard, friable, moderately sticky, moderately plastic; 3.0 medium tubular pores; 30 percent clay films on surfaces along pores; black (10YR 2/1), moist, and very dark gray (10YR 3/1), dry, manganese coatings lining pores; fragments; moderately alkaline, pH 8.0; clear smooth boundary. Lab sample # 73C00243; observed in trench. patchy - phpvsfiid 208961; patchy - phpvsfiid 208961
    2C2—147 to 160 centimeters (57.9 to 63.0 inches); pale olive (5Y 6/3), light gray (2.5Y 7/2), dry; sandy loam; 21 percent reddish yellow (7.5YR 6/6) medium distinct and 21 percent strong brown (7.5YR 5/6) medium distinct mottles; massive; slightly hard, friable, nonsticky, nonplastic; fragments. Lab sample # 73C00244; observed in trench