IDENTIFIERS

  • Current Taxon Name (Soil Name): Diablo
  • OSD
  • Series Extent
  • User Site ID: 93CA079002D
  • User Pedon ID: 93CA079002D
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 93P0670
  • NCSS Pedon Lab Data NASIS Record ID - 66013
  • Print Date: 12/17/2024

    • 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: 35.3295556
  • Std. Longitude: -120.6970000
  • Datum: WGS84
  • Location Description: On camp San Luis National Guard; about 1000 ft. N-NW of NW corner of California mens colony main compound; about 250 ft. NW of Chorro Creek Crossing.
  • State: California
  • MLRA: 15—Central California Coast Range

    • PEDON

  • Describers Name: Whited, Southard, and Oster
  • Pedon Type: map unit inclusion
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from PDP 3.x
  • Sampled As Information:
  • Soil Name - Diablo
  • Classificaton Date - 5/11/1993
  • Moisture Class - xeric
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landscape: foothills
  • Landform: hillside
  • Hill Slope Profile: backslope
  • Slope Shape Across: convex
  • Slope Shape Down: linear
  • Runoff: medium
  • Drainage Class: well
  • Bedrock: with <10
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 5/11/1993 (actual site observation date)
  • Air Photo ID: 9
  • Surface Cover Properties:
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Site Erosion Accelerated: water erosion
    • Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    mollic epipedon

    0—84

    —-
    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

    10

    —

    —

    —

    —

    150

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    A—0 to 4 centimeters (0.0 to 1.6 inches); very dark grayish brown (2.5Y 3/2), grayish brown (2.5Y 5/2), dry; strong fine and medium angular blocky structure; very firm, very sticky, very plastic; 3.0 very fine roots; 3.0 very fine high-continuity tubular pores; fragments; abrupt smooth boundary. Lab sample # 93P4660. very thin 0-1 cm clay loam surface.
    AB—4 to 17 centimeters (1.6 to 6.7 inches); very dark gray (10YR 3/1); strong fine and medium angular blocky structure; very firm, very sticky, very plastic; 3.0 very fine roots; 0.5 very fine high-continuity tubular pores; 55 percent distinct pressure faces; fragments; clear wavy boundary. Lab sample # 93P4661
    Bss1—17 to 46 centimeters (6.7 to 18.1 inches); very dark grayish brown (2.5Y 3/2) and very dark gray (10YR 3/1); moderate coarse prismatic parts to strong medium and coarse angular blocky structure; firm, very sticky, very plastic; 0.5 very fine roots; 0.5 very fine high-continuity tubular pores; 37 percent distinct slickensides (pedogenic) and 37 percent distinct pressure faces; fragments; clear wavy boundary. Lab sample # 93P4662
    Bss2—46 to 79 centimeters (18.1 to 31.1 inches); very dark grayish brown (2.5Y 3/2) and very dark gray (10YR 3/1); moderate coarse prismatic parts to strong medium angular blocky structure; friable, very sticky, very plastic; 0.5 very fine roots; 0.5 very fine high-continuity tubular pores; 15 percent distinct pressure faces and 55 percent distinct slickensides (pedogenic); fragments; clear wavy boundary. Lab sample # 93P4663. wedge-shaped aggregates.
    BCk—79 to 108 centimeters (31.1 to 42.5 inches); dark grayish brown (2.5Y 4/2) and very dark grayish brown (2.5Y 3/2); weak coarse prismatic parts to moderate medium and coarse angular blocky structure; friable, very sticky, very plastic; 55 percent distinct slickensides (pedogenic); 10 percent medium irregular masses of dark accumulation; fragments; strong effervescence; clear wavy boundary. common wedge-shaped aggregates; not sampled.
    Cr—108 to 125 centimeters (42.5 to 49.2 inches); fragments; slight effervescence. soft sandstone and mudstone; not sampled.