IDENTIFIERS

  • Current Taxon Name (Soil Name): UNNAMED
  • OSD
  • Series Extent
  • User Site ID: S1996CA005004
  • User Pedon ID: 96CA005004
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 97P0068
  • Print Date: 4/28/2024

    • LOCATION

  • Township: 5N
  • Range: 10E
  • Section: 17
  • PLSS Details: About 1 1/4 miles SE of Buena Vista on Buena Vista Road; about 13 feet west of the dirt road under a gray (digger) pine and 90 feet south from the northern ACEC boundary along the N/S dirt road between sections 16 and 17; near the E 1/4 corner of NE 1/4,
  • Location Description: (NE 1/4 Grid A8).
  • State: California
  • County: CA005—Amador
  • Non-MLRA Soil Survey Area: CA628—Amador Area, California

    • PEDON

  • Describers Name: Terry D. Cook and William Westerling.
  • Current Taxonomic Class: Loamy, parasesquic, thermic, shallow Typic Haploxerults
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 4
  • Correlated Information:
  • Soil Name - UNNAMED
  • PSC - 5 to 37 cm.
  • Classificaton Date - 1/22/2024
  • Classifier - Cathy Scott
  • Soil Taxonomic Edition - thirteenth edition
  • Moisture Class - xeric
  • Moisture Subclass - typic
  • Sampled As Information:
  • Soil Name - UNNAMED
  • Taxonomic Class - Fine-loamy, mixed Typic Haploxerults
  • PSC - 5 to 37 cm.
  • Classificaton Date - 5/2/1996
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landscape: hills
  • Landform: terrace
  • Slope Position: on a slope
  • Slope Shape Across: convex
  • Slope Shape Down: convex
  • Runoff: medium
  • Drainage Class: well
  • Surface Fragments: 1.00 percent
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 5/2/1996 (actual site observation date)
  • Air Photo ID: 10-2-5
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - other
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
    • Pedon Restrictions
    Kind Hardness Restriction Depth L-H Restriction Thickness L-RV-H
    cm

    bedrock, paralithic

    —

    42 - 150

    - 108 -

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

    ochric epipedon

    argillic horizon

    paralithic materials

    paralithic contact

    0—10

    10—42

    42—150

    42—

    —10—

    —32—

    —108—

    —-
    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

    —

    —

    133

    —

    0

    500

    —

    —

    16

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Oi&Oe—0 to 5 centimeters (0.0 to 2.0 inches); partially decomposed organic matter; fragments. Lab sample # 97P00410
    A—5 to 10 centimeters (2.0 to 3.9 inches); reddish brown (5YR 5/4), dark reddish brown (2.5YR 3/4), moist; fine sandy loam; 71 percent sand; 20 percent silt; 9 percent clay; moderate fine and medium subangular blocky parts to weak very fine and fine granular structure; slightly hard, friable, nonsticky, nonplastic; 0.5 very fine roots and 3.0 fine and medium roots and 3.0 coarse roots; 21.0 very fine and fine tubular and 3.0 very fine interstitial pores; 8 percent by volume subrounded 2-39-75 millimeter unspecified fragments; very strongly acid, pH 5.0, hellige-truog; abrupt smooth boundary. Lab sample # 97P00410. 5-10 percent subrounded and rounded petroplinthitic and few quartzitic gravel 2 mm to 2 inches in size.
    Bt—10 to 33 centimeters (3.9 to 13.0 inches); light reddish brown (5YR 6/4) and reddish yellow (5YR 6/6), red (2.5YR 4/6), moist; fine sandy loam; 61 percent sand; 21 percent silt; 18 percent clay; weak medium and coarse subangular blocky structure; friable, slightly sticky, slightly plastic; 0.5 very fine roots and 3.0 fine and medium roots and 3.0 coarse roots; 3.0 very fine and fine tubular pores; 10 percent clay films on sand and gravel and 10 percent clay films in root channels and/or pores; 2 percent by volume subrounded 2-39-75 millimeter unspecified fragments; very strongly acid, pH 5.0, hellige-truog; clear wavy boundary. Lab sample # 97P00411. 2 percent subrounded and rounded petroplinthitic and few quartzitic gravel 2 mm to 2 inches in size.
    BCt—33 to 42 centimeters (13.0 to 16.5 inches);, strong brown (7.5YR 5/8), moist; sandy clay loam; 48 percent sand; 21 percent silt; 31 percent clay; weak coarse subangular blocky structure; firm, slightly sticky, moderately plastic; 0.1 very fine roots and 3.0 fine and medium roots and 0.5 fine roots and 3.0 coarse roots; 3.0 very fine and fine tubular pores; yellowish red (5YR 5/6), moist, coats on faces of peds and 30 percent clay films on faces of peds; fragments; very strongly acid, pH 5.0, hellige-truog; clear wavy boundary. Lab sample # 97P00412. Roots are concentrated along faces of peds and some inped.; continuous - phpvsfiid 183227; continuous - phpvsfiid 183228; continuous - phpvsfiid 183227; continuous - phpvsfiid 183228
    Crt—42 to 65 centimeters (16.5 to 25.6 inches);, brownish yellow (10YR 6/8), moist; bedrock; 55 percent sand; 20 percent silt; 25 percent clay; massive; moderately sticky, moderately plastic; 0.1 very fine and fine roots in cracks and 0.1 medium and coarse roots in cracks; red (2.5YR 5/8), moist, coats on faces of peds and 10 percent clay films on faces of peds; fragments; very strongly acid, pH 4.9, hellige-truog; abrupt smooth boundary. Lab sample # 97P00413. continuous - phpvsfiid 183229; continuous - phpvsfiid 183229
    2Cr1/Bv—65 to 105 centimeters (25.6 to 41.3 inches); weak red (10R 4/3) and dusky red (10R 3/3) and gray (N 6/0) and light gray (10YR 7/1) and brownish yellow (10YR 6/6) and yellowish brown (10YR 5/8), yellowish red (5YR 5/6), moist; bedrock; 48 percent sand; 33 percent silt; 19 percent clay; massive; extremely hard; 0.5 roots; fragments; very strongly acid, pH 4.5, hellige-truog; abrupt smooth boundary. Lab sample # 97P00414. Horizon consists of multiple discontinuous strata of varying thickness and soft to extremely hard plinthitic bands and clay and sandstone layers, abrupt contacts between layers within the strata, lenses of petroplinthite within some layers.
    3Cr2—105 to 150 centimeters (41.3 to 59.1 inches);, very pale brown (10YR 7/4) and yellow (10YR 7/6) and brownish yellow (10YR 6/6), moist; bedrock; 53 percent sand; 29 percent silt; 18 percent clay; massive; hard; 0.5 roots in cracks; fragments; extremely acid, pH 4.2, hellige-truog. Lab sample # 97P00415. Weak rock-like structure.