IDENTIFIERS

  • Current Taxon Name (Soil Name): NAHDA
  • OSD
  • Series Extent
  • User Site ID: S1974AZ019006
  • User Pedon ID: S1974AZ019006
  • Vegetation Plot ID: S1974AZ019006
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 74C0177
  • NCSS Pedon Lab Data NASIS Record ID - 44938
  • Print Date: 11/12/2024

    • 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: 32.1558342
  • Std. Longitude: -110.7680588
  • Datum: WGS84
  • Township: 15S
  • Range: 16E
  • Section: 1
  • PLSS Details: 200 feet E and 650 feet N of W1/4 corner
  • State: Arizona
  • County: AZ019—Pima
  • MLRA: 40—Sonoran Basin and Range
  • Non-MLRA Soil Survey Area: AZ669—Pima County, Arizona, Eastern Part

    • PEDON

  • Describers Name: j Jay, M Richardson, R. Barmore
  • Current Taxonomic Class: Clayey-skeletal, mixed, thermic Argic Petrocalcids
  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 6
  • Correlated Information:
  • Soil Name - NAHDA
  • PSC - 5 to 55 cm.
  • Classificaton Date - 7/16/2007
  • Moisture Class - aridic (torric)
  • Sampled As Information:
  • Soil Name - Unnamed
  • Classificaton Date - 6/1/1974
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: old gravelly mixed alluvium derived from granite and gneiss
  • Landform: nearly level terrace
  • Runoff: medium
  • Drainage Class: well
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 6/1/1974 (actual site observation date)
  • Surface Cover Properties:
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
    • Vegetation Plot Plants
    Plant Symbol Scientific Name National Vernacular Name Plant Type Group Canopy Cover % Vegetation Stata Level

    EPVI

    ISTE2

    LATR2

    OPUNT

    PARKI2

    Ephedra viridis

    Isocoma tenuisecta

    Larrea tridentata

    Opuntia

    Parkinsonia

    mormon tea

    burroweed

    creosote bush

    pricklypear

    paloverde

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    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

    1

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    853

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    A1—0 to 5 centimeters (0.0 to 2.0 inches); brown (7.5YR 5/4), dark brown (7.5YR 3/4), moist; very gravelly sandy loam; weak medium and coarse platy structure; slightly hard, very friable, slightly sticky, slightly plastic; 21.0 very fine roots and 3.0 fine roots; 21.0 very fine interstitial and 21.0 very fine tubular pores; 5 percent by volume 75-?-250 millimeter unspecified fragments and 50 percent by volume 2-?-75 millimeter unspecified fragments; noneffervescent; abrupt smooth boundary. Lab sample # 74C01044
    B1—5 to 15 centimeters (2.0 to 5.9 inches); reddish brown (5YR 4/4), dark reddish brown (5YR 3/4), moist; very gravelly clay loam; weak fine and medium subangular blocky parts to moderate fine granular structure; slightly hard, friable, moderately sticky, moderately plastic; 21.0 very fine roots and 0.5 medium roots and 3.0 fine roots; 3.0 very fine tubular and 21.0 fine interstitial pores; 2 percent by volume 75-?-250 millimeter unspecified fragments and 50 percent by volume 2-?-75 millimeter unspecified fragments; noneffervescent; clear wavy boundary. Lab sample # 74C01045
    B21t—15 to 38 centimeters (5.9 to 15.0 inches); dark reddish brown (2.5YR 3/4), dark red (2.5YR 3/6), moist; very gravelly clay; moderate fine subangular blocky structure; hard, friable, very sticky, very plastic; 0.5 very fine tubular and 21.0 fine interstitial pores; 2 percent by volume 75-?-250 millimeter unspecified fragments and 65 percent by volume 2-?-75 millimeter unspecified fragments; noneffervescent; slightly alkaline, pH 7.5, cresol red; gradual wavy boundary. Lab sample # 74C01046
    B22t—38 to 61 centimeters (15.0 to 24.0 inches); dark reddish brown (2.5YR 3/4), dark red (2.5YR 3/6), moist; very gravelly clay; massive parts to moderate fine subangular blocky; very hard, friable, very sticky, very plastic; 3.0 very fine and fine roots and 0.5 medium roots between peds; 0.5 very fine tubular and 3.0 fine interstitial pores; 2 percent by volume 75-?-250 millimeter unspecified fragments and 65 percent by volume 2-?-75 millimeter unspecified fragments; noneffervescent; moderately alkaline, pH 8.0, cresol red; gradual wavy boundary. Lab sample # 74C01047
    B23t—61 to 76 centimeters (24.0 to 29.9 inches); red (2.5YR 4/6), dark red (2.5YR 3/6), moist; very gravelly sandy clay; massive; hard, firm, moderately sticky, moderately plastic; 3.0 very fine roots and 0.5 fine and medium roots; 0.5 very fine and fine tubular and 3.0 fine interstitial pores; 65 percent by volume 2-?-75 millimeter unspecified fragments; strong effervescence; clear wavy boundary. Lab sample # 74C01048
    B3t—76 to 89 centimeters (29.9 to 35.0 inches); red (2.5YR 4/6), dark reddish brown (2.5YR 3/4), moist; very gravelly sandy clay; massive; hard, friable, moderately sticky, moderately plastic; 3.0 very fine roots and 0.5 fine and medium roots; 0.5 very fine and fine tubular and 3.0 fine interstitial pores; fragments; noneffervescent; abrupt wavy boundary. Lab sample # 74C01049
    C1sicam—89 to 120 centimeters (35.0 to 47.2 inches); pinkish white (5YR 8/2), light reddish brown (5YR 6/4), moist; extremely hard, extremely firm; fragments; violent effervescence; clear wavy boundary. Lab sample # 74C01050
    C2sica—120 to 213 centimeters (47.2 to 83.9 inches); light brown (7.5YR 6/4), brown (7.5YR 4/4), moist; loamy fine sand; massive; very hard, firm, nonsticky, nonplastic; 0.5 very fine roots; 0.5 very fine tubular and 3.0 very fine interstitial pores; fragments; strong effervescence; clear wavy boundary. Lab sample # 74C01051
    2C3—213 to 254 centimeters (83.9 to 100.0 inches); very pale brown (10YR 7/3), brown (10YR 5/3), moist; fine sand; massive; hard, firm, nonsticky, nonplastic; 0.5 very fine tubular and 3.0 very fine interstitial pores; fragments; strong effervescence. Lab sample # 74C01052