IDENTIFIERS

  • Current Taxon Name (Soil Name): Tubac
  • OSD
  • Series Extent
  • User Site ID: S1969AZ019003
  • User Pedon ID: S1969AZ019003
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 69C0204
  • NCSS Pedon Lab Data NASIS Record ID - 43777
  • Print Date: 11/23/2024

    • 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: 32.3933334
  • Std. Longitude: -111.3716660
  • Datum: WGS84
  • Township: 12S
  • Range: 10E
  • Section: 7
  • PLSS Details: Approximately 100 feet east and 100 feet north of southwest corner
  • Location Description: About 14 miles west of Rillito on Silver Bell Road.
  • State: Arizona
  • County: AZ019—Pima

    • PEDON

  • Describers Name: Y. H. Havens and D. M. Hendricks
  • Current Taxonomic Class: Coarse-loamy, mixed, thermic Typic Paleargids
  • Current Taxon Kind: series
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 3
  • Sampled As Information:
  • Soil Name - Tubac
  • Taxonomic Class - Coarse-loamy, mixed, thermic Typic Paleargids
  • PSC - 5 to 55 cm.
  • Classificaton Date - 6/1/1969
  • Moisture Class - aridic (torric)
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landform: fan
  • Drainage Class: well
  • Surface Fragments: 90.00 percent
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 6/1/1969 (actual site observation date)
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - barren land
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
    • 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

    5

    —

    —

    625

    —

    254

    —

    —

    20

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    A11—0 to 1 centimeters (0.0 to 0.4 inches); light brown (7.5YR 6/4), brown (7.5YR 4/4), moist; very gravelly loam; massive; slightly hard, friable, slightly sticky, slightly plastic; 21.0 fine and medium vesicular pores; fragments; noneffervescent; neutral, pH 7.0, unspecified; abrupt smooth boundary. Lab sample # 69C01085; dry when described;
    A12—1 to 5 centimeters (0.4 to 2.0 inches); light brown (7.5YR 6/4), brown (7.5YR 4/4), moist; loam; massive; slightly hard, friable, slightly sticky, slightly plastic; 0.5 very fine roots; 21.0 fine and medium vesicular pores; 10 percent by volume 2-39-75 millimeter unspecified fragments; noneffervescent; neutral, pH 6.9, unspecified; abrupt smooth boundary. Lab sample # 69C01086; dry when described;
    A3—5 to 13 centimeters (2.0 to 5.1 inches); reddish brown (2.5YR 5/4), dark red (2.5YR 3/6), moist; clay loam; moderate fine, and medium and coarse subangular blocky, and angular blocky structure; hard when dry, friable, moderately sticky, moderately plastic; 0.5 very fine and fine roots; 3.0 fine vesicular and tubular pores; 30 percent clay films on faces of peds and in pores; 10 percent by volume 2-39-75 millimeter unspecified fragments; slight effervescence; moderately alkaline, pH 7.9, unspecified; abrupt smooth boundary. Lab sample # 69C01087; dry when described;
    B21T—13 to 36 centimeters (5.1 to 14.2 inches); red (2.5YR 4/6), dark red (2.5YR 3/6), moist; clay; moderate fine and medium prismatic structure; hard when dry, friable, moderately sticky, moderately plastic; 0.5 very fine and fine roots; 3.0 fine tubular pores; 30 percent clay films on faces of peds and in pores; 5 percent by volume 2-39-75 millimeter unspecified fragments; noneffervescent; slightly alkaline, pH 7.6, unspecified; clear wavy boundary. Lab sample # 69C01088; dry when described;
    B22T—36 to 51 centimeters (14.2 to 20.1 inches); red (2.5YR 5/6), dark red (2.5YR 3/6), moist; gravelly clay; moderate medium and coarse subangular blocky structure; hard when dry, friable, moderately sticky, moderately plastic; 3.0 fine tubular pores; 30 percent clay films on faces of peds and in pores; 30 percent by volume 2-39-75 millimeter unspecified fragments; slight effervescence; neutral, pH 7.3, unspecified; clear wavy boundary. Lab sample # 69C01089; dry when described;
    B3TCA—51 to 69 centimeters (20.1 to 27.2 inches); reddish brown (2.5YR 5/4), dark reddish brown (2.5YR 3/4), moist; gravelly clay loam; weak medium and coarse subangular blocky structure; very hard, friable, slightly sticky, moderately plastic; 3.0 fine tubular pores; 10 percent clay films on faces of peds and in pores; 35 percent by volume 2-39-75 millimeter unspecified fragments; strong effervescence; moderately alkaline, pH 7.9, unspecified; clear wavy boundary. Lab sample # 69C01090; dry when described;
    C1CA—69 to 94 centimeters (27.2 to 37.0 inches); light brown (7.5YR 6/4), light brown (7.5YR 6/4), moist; gravelly sandy clay loam; pinkish white (7.5YR 8/2) and strong brown (7.5YR 5/6) mottles; massive; very hard, friable, weakly coherent, slightly sticky, slightly plastic; 21.0 very fine and fine tubular pores; 60 percent by volume 2-39-75 millimeter unspecified fragments; strong effervescence; moderately alkaline, pH 8.3, unspecified; clear wavy boundary. Lab sample # 69C01091; dry when described;
    C2CA—94 to 122 centimeters (37.0 to 48.0 inches); brown (7.5YR 5/4), light reddish brown (5YR 6/3), moist; very gravelly sandy clay loam; yellowish red (5YR 4/6) and pinkish gray (7.5YR 7/2) mottles; massive; hard when dry, friable, weakly coherent, slightly sticky, slightly plastic; fragments; strong effervescence; moderately alkaline, pH 8.3, unspecified. Lab sample # 69C01092; dry when described;