IDENTIFIERS

  • Current Taxon Name (Soil Name): Graham
  • OSD
  • Series Extent
  • User Site ID: S1985AZ003087
  • User Pedon ID: 85AZ003087
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 86P0832
  • NCSS Pedon Lab Data NASIS Record ID - 59126
  • 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: 31.6922226
  • Std. Longitude: -109.9944458
  • Datum: WGS84
  • Township: 20S
  • Range: 23E
  • Section: 15
  • PLSS Details: 525 feet E and 250 feet S of the NW corner
  • State: Arizona
  • County: AZ003—Cochise

    • PEDON

  • Describers Name: Carl Glocker, Dr. William Emmerich, Dr. Grossman
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from SSL-CMS data
  • Pedon #: 87
  • Sampled As Information:
  • Soil Name - Graham
  • Taxonomic Class - Clayey, montmorillonitic Lithic Ustollic Haplargids
  • Classificaton Date - 11/1/1985
  • Moisture Class - aridic (torric)
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landform: hillside or mountainside
  • Slope Shape Down: convex
  • Drainage Class: well
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 11/1/1985 (actual site observation date)
  • Surface Cover Properties:
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Site Erosion Accelerated: water erosion
    • 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

    8

    —

    —

    1495

    —

    180

    —

    —

    —

    —

    —

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    1A—0 to 10 centimeters (0.0 to 3.9 inches); brown (7.5YR 4/2) interior, dark brown (7.5YR 3/2) interior, moist; very cobbly clay loam; moderate very fine granular structure; hard, very friable, moderately sticky, moderately plastic; 5.5 medium roots; 0.5 medium vesicular pores; fragments; slight effervescence, by hcl, 1n; slightly alkaline, pH 7.6, hellige-truog; clear wavy boundary. many medium roots
    1Bt1—10 to 23 centimeters (3.9 to 9.1 inches); reddish brown (5YR 4/3) interior, dark reddish brown (5YR 3/3) interior, moist; clay; moderate very fine angular blocky structure; hard, friable, moderately sticky, moderately plastic; 5.5 medium roots; 0.5 medium tubular pores; fragments; slight effervescence, by hcl, 1n; slightly alkaline, pH 7.8, hellige-truog; clear wavy boundary. Lab sample # 86P05000. 2 to 5% pebbles. Clay flows in root channels and pores.; many medium roots
    1Bt2—23 to 38 centimeters (9.1 to 15.0 inches); reddish brown (5YR 4/4) interior, dark reddish brown (5YR 3/4) interior, moist; clay; moderate medium angular blocky structure; very hard, very firm, slightly sticky, slightly plastic; 0.5 medium roots; 0.5 fine tubular pores; fragments; slight effervescence, by hcl, 1n; moderately alkaline, pH 8.0, hellige-truog; clear wavy boundary. Lab sample # 86P05001. Clay films thin discontinuous on all faces of peds; pressure faces on horizontal faces. 3 to 5% pebbles.; few medium roots
    1Bt3—38 to 48 centimeters (15.0 to 18.9 inches); dark reddish gray (5YR 4/2) interior, dark reddish brown (5YR 3/2) interior, moist; clay; strong fine angular blocky structure; very hard, very firm, slightly sticky, slightly plastic; 0.5 fine roots; 0.5 fine tubular pores; fragments; slight effervescence, by hcl, 1n; moderately alkaline, pH 8.0, hellige-truog; abrupt wavy boundary. Clay films thin discontinuous on all faces of peds; pressure faces on horizontal faces.; few fine roots
    2R—48 centimeters (18.9 inches); fragments. Andesite.