IDENTIFIERS

  • Current Taxon Name (Soil Name): SND
  • OSD
  • Series Extent
  • User Site ID: S1996CA005010
  • User Pedon ID: 96CA005010
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 97P0074
  • Print Date: 11/21/2024

    • 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: 38.2867587
  • Std. Longitude: -120.8980115
  • Datum: WGS84
  • Township: 5N
  • Range: 10E
  • Section: 17
  • PLSS Details: About 1 1/4 miles SE of Buena Vista on Buena Vista Road; 10 feet north of the northern E/W dirt road, 525 feet easterly from the intersection with N/S road along the western boundary; near the S 1/4 corner of the SW 1/4, NE 1/4, NW 1/4, NW 1/4, SE 1/4
  • Location Description: (SW 1/4 Grid A3).
  • State: California
  • County: CA005—Amador
  • MLRA: 18—Sierra Nevada Foothills
  • Regional Office: SW—Southwest
  • MLRA Soil Survey Area: SW-SON—Sonora, California
  • Non-MLRA Soil Survey Area: CA628—Amador Area, California
  • 7.5 Minute USGS Quad: 38120-C8—Ione, California

    • PEDON

  • Describers Name: Terry D. Cook and William Westerling.
  • Current Taxonomic Class: Fine-loamy, mixed, semiactive, thermic Typic Haploxerults
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 10
  • Correlated Information:
  • Soil Name - SND
  • PSC - 20 to 64 cm.
  • Classificaton Date - 1/29/2024
  • Classifier - Cathy Scott
  • Soil Taxonomic Edition - thirteenth edition
  • Moisture Class - xeric
  • Moisture Subclass - typic
  • Sampled As Information:
  • Soil Name - UNNAMED
  • Taxonomic Class - Fine, kaolinitic Abruptic Durixeralfs
  • PSC - 20 to 70 cm.
  • Classificaton Date - 5/4/1996
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: alluvium and/or sandstone
  • Landscape: hills
  • Landform: terrace
  • 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: 5/4/1996 (actual site observation date)
  • Air Photo ID: 10-2-6
  • 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

    duripan

    indurated

    100 - 170

    - 70 -

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

    ochric epipedon

    argillic horizon

    kandic horizon

    duripan

    0—20

    20—64

    20—100

    100—170

    —20—

    —44—

    —80—

    —70—
    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

    6

    —

    —

    113

    —

    135

    500

    —

    —

    16

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    A—0 to 7 centimeters (0.0 to 2.8 inches); brown (7.5YR 4/4), dark reddish brown (5YR 3/3), moist; gravelly sandy loam; 65 percent sand; 27 percent silt; 8 percent clay; weak fine and medium parts to weak fine and medium granular structure; slightly hard, very friable, nonsticky, nonplastic; 0.5 very fine and fine roots and 0.5 medium and coarse roots; 3.0 very fine and fine tubular and 0.5 medium tubular pores; 20 percent by volume 2-39-75 millimeter quartzite fragments; moderately acid, pH 5.7, hellige-truog; clear wavy boundary. Lab sample # 97P00447; dry when described;. Few rounded and subrounded petroplinthitic fragments.
    ABt—7 to 20 centimeters (2.8 to 7.9 inches); reddish brown (5YR 4/4) gravelly sandy loam; 63 percent sand; 27 percent silt; 11 percent clay; moderate medium and coarse subangular blocky structure; friable, nonsticky, nonplastic; 0.5 very fine and fine roots and 0.5 medium and coarse roots; 21.0 very fine and fine tubular and 3.0 medium tubular pores; 10 percent clay films on sand and gravel and 10 percent clay bridges on sand and gravel; 15 percent by volume 2-39-75 millimeter quartzite fragments; strongly acid, pH 5.5, hellige-truog; clear wavy boundary. Lab sample # 97P00448; slightly moist when described;. Gravels are a mixture of sandstone, petroplinthite and shale fragments of the Ione Fm.; continuous - phpvsfiid 195016; continuous - phpvsfiid 195016
    Bt1—20 to 38 centimeters (7.9 to 15.0 inches);, yellowish red (5YR 5/6), moist; gravelly sandy loam; 60 percent sand; 24 percent silt; 17 percent clay; weak medium and coarse subangular blocky structure; very friable, slightly sticky, moderately plastic; 0.5 very fine and fine roots and 0.5 medium and coarse roots; 21.0 very fine and fine tubular and 3.0 medium tubular pores; 10 percent clay films in root channels and/or pores and 75 percent clay films on sand and gravel and 75 percent clay bridges on sand and gravel; 20 percent by volume 2-39-75 millimeter quartzite fragments; strongly acid, pH 5.2, hellige-truog; abrupt wavy boundary. Lab sample # 97P00449; slightly moist when described;. continuous - phpvsfiid 195018; continuous - phpvsfiid 195020; continuous - phpvsfiid 195018; continuous - phpvsfiid 195020; Gravel also has a mixture of sandstone, petroplinthite and shale fragments of the Ione Fm.
    Bt2—38 to 64 centimeters (15.0 to 25.2 inches); red (2.5YR 4/6), reddish yellow (7.5YR 6/6) and strong brown (7.5YR 5/6), moist; sandy clay; 51 percent sand; 13 percent silt; 36 percent clay; weak medium and coarse subangular blocky structure; friable, moderately sticky, moderately plastic; 0.5 very fine and fine roots and 0.5 medium and coarse roots; 21.0 very fine and fine tubular and 3.0 medium tubular pores; 75 percent clay films on faces of peds and in pores; 10 percent by volume 2-39-75 millimeter quartzite fragments; very strongly acid, pH 4.9, hellige-truog; clear irregular boundary. Lab sample # 97P00450; slightly moist when described;. Gravels also has a mixture of sandstone, petroplinthite, and shale fragments of the Ione Fm.; continuous - phpvsfiid 195021; continuous - phpvsfiid 195021
    2Bv—64 to 100 centimeters (25.2 to 39.4 inches); red (2.5YR 4/6) and dark red (2.5YR 3/6) and red (10R 4/6), brownish yellow (10YR 6/6) and brownish yellow (10YR 6/8) and yellowish brown (10YR 5/6) and light brownish gray (10YR 6/2) and gray (10YR 6/1), moist; sandy clay loam; 62 percent sand; 15 percent silt; 22 percent clay; massive; 0.1 fine roots; fragments; very strongly acid, pH 4.8, hellige-truog; clear wavy boundary. Lab sample # 97P00451. Roots concentrated along fracture planes or root channels; horizon is discontinuous in places, in these places the red hues (2.5YR and 10R) rest on the duripan.
    3Bqm1—100 to 130 centimeters (39.4 to 51.2 inches); light brown (7.5YR 6/4) and pink (7.5YR 7/4) cemented material; 76 percent sand; 14 percent silt; 11 percent clay; fragments; very strongly acid, pH 4.8, hellige-truog. Lab sample # 97P00452. Indurated duripan; cementation is noneffervescent.
    3Bqm2—130 to 170 centimeters (51.2 to 66.9 inches); light yellowish brown (10YR 6/4) and very pale brown (10YR 7/3) and very pale brown (10YR 7/4) cemented material; 80 percent sand; 9 percent silt; 10 percent clay; fragments; very strongly acid, pH 4.8, hellige-truog. Lab sample # 97P00453. Indurated duripan; cementation is noneffervescent; rock fragments increase with depth and have a higher percentage of cobbles; below 170 cm it is not indurated but with weak to strong cementation.