IDENTIFIERS

  • Current Taxon Name (Soil Name): Pleioville
  • OSD
  • Series Extent
  • User Site ID: S09AZ005-004
  • User Pedon ID: S09AZ005-004
  • Vegetation Plot ID: S09AZ005-004
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Print Date: 12/9/2025

    • 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: 34.4566383
  • Std. Longitude: -111.4064407
  • Datum: WGS84
  • Township: 12 N
  • Range: 09 E
  • Section: 4
  • PLSS Details: about 2,440 feet south and 2,600 feet east of northwest corner
  • State: Arizona
  • County: AZ005—Coconino
  • MLRA: 39—Mogollon Transition North
  • Regional Office: 8—Phoenix, AZ
  • Non-MLRA Soil Survey Area: AZ643—Long Valley Area, Arizona
  • 7.5 Minute USGS Quad: 34111-D4—Pine, Arizona

    • PEDON

  • Describers Name: GWA, JPQ
  • Current Taxonomic Class: Clayey-skeletal, smectitic, frigid Typic Haplustalfs
  • Current Taxon Kind: series
  • Pedon Type: classifies to current taxon name, full description
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: NASIS
  • Sampled As Information:
  • Soil Name - Pleioville
  • Taxonomic Class - Clayey-skeletal, smectitic, frigid Typic Haplustalfs
  • Classificaton Date - 6/19/2009
  • Soil Taxonomic Edition - tenth edition
  • Moisture Class - ustic
  • Moisture SUBClass - typic
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: cobbly slope alluvium over residuum weathered from basalt
  • Landform: mountain
  • Geomorphic Component Mountains: mountaintop
  • Hill Slope Profile: summit
  • Slope Shape Across: convex
  • Slope Shape Down: convex
  • Drainage Class: well
  • Flooding: none flooding
  • Ponding: none ponding
  • Bedrock: indurated basalt at 79cm
  • Surface Fragments: 5.00 percent nonflat subrounded indurated 2- to 75-millimeter basalt, 4.00 percent nonflat subrounded indurated 250- to 600-millimeter basalt, 1.00 percent nonflat subrounded indurated 600- to 900-millimeter basalt, 15.00 percent nonflat subrounded indurated 75- to 250-millimeter basalt,
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 6/19/2009 (actual site observation date)
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - tree cover
  • Site Obs. Cover Kind 2 - conifers
  • 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

    2GA

    2GP

    PIPO

    PSME

    PTAQ

    QUGA

    RONE

    —

    —

    Pinus ponderosa

    Pseudotsuga menziesii

    Pteridium aquilinum

    Quercus gambelii

    Robinia neomexicana

    Grass, annual

    Grass, perennial

    ponderosa pine

    Douglas-fir

    western brackenfern

    Gambel oak

    New Mexico locust

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    Pedon Restrictions
    Kind Hardness Restriction Depth L-H Restriction Thickness L-RV-H
    cm

    bedrock, lithic

    indurated

    79 - 152

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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

    5

    —

    —

    2247

    —

    300

    610

    —

    90

    5.6

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    Oi—0 to 3 centimeters (0.0 to 1.2 inches); gravelly slightly decomposed plant material; 5 percent by volume nonflat subrounded indurated 75-150-250 millimeter basalt fragments and 10 percent by volume nonflat subrounded indurated 2-15-75 millimeter basalt fragments; noneffervescent, by hcl, 1n; gradual wavy boundary.; observed in trench
    Oe—3 to 5 centimeters (1.2 to 2.0 inches); gravelly moderately decomposed plant material; 5 percent by volume nonflat subrounded indurated 75-150-250 millimeter basalt fragments and 20 percent by volume nonflat subrounded indurated 2-15-75 millimeter basalt fragments; noneffervescent, by hcl, 1n; neutral, pH 6.6, bromthymol blue; gradual wavy boundary.; observed in trench
    A—5 to 13 centimeters (2.0 to 5.1 inches); reddish brown (5YR 5/4), reddish brown (5YR 4/4), moist; gravelly silt loam; 14 percent clay; moderate fine subangular blocky structure; slightly hard, very friable, slightly sticky, slightly plastic; 2.0 very fine and fine roots and 0.1 medium roots; 2.0 very fine and fine pores; 10 percent by volume nonflat subrounded indurated 75-150-250 millimeter basalt fragments and 20 percent by volume nonflat subrounded indurated 2-15-75 millimeter basalt fragments; noneffervescent, by hcl, 1n; moderately acid, pH 5.6, bromthymol blue; gradual wavy boundary.; observed in trench
    Bt1—13 to 36 centimeters (5.1 to 14.2 inches); yellowish red (5YR 5/6), reddish brown (5YR 4/4), moist; very cobbly silt loam; 24 percent clay; moderate fine and medium subangular blocky structure; hard, friable, moderately sticky, moderately plastic; 0.2 very fine and fine roots and 0.1 very coarse roots and 1.0 medium and coarse roots; 2.0 very fine and fine and 0.5 medium and coarse pores; 15 percent faint clay films on rock fragments; 15 percent by volume nonflat subrounded indurated 75-150-250 millimeter basalt fragments and 20 percent by volume nonflat subrounded indurated 2-15-75 millimeter basalt fragments; noneffervescent, by hcl, 1n; moderately acid, pH 5.6, bromthymol blue; gradual wavy boundary.; observed in trench
    Bt2—36 to 56 centimeters (14.2 to 22.0 inches); reddish brown (5YR 5/4), reddish brown (5YR 4/4), moist; very cobbly clay; 52 percent clay; strong fine and medium angular blocky structure; extremely hard, very firm, very sticky, very plastic; 0.1 very fine and fine roots and 0.1 very coarse roots and 0.2 medium and coarse roots; 0.5 very fine and fine and 0.1 medium and coarse pores; 15 percent distinct clay films on rock fragments and 30 percent distinct clay films on all faces of peds; 5 percent by volume nonflat subrounded indurated 250-400-600 millimeter basalt fragments and 20 percent by volume nonflat subrounded indurated 75-150-250 millimeter basalt fragments and 30 percent by volume nonflat subrounded indurated 2-15-75 millimeter basalt fragments; noneffervescent, by hcl, 1n; moderately acid, pH 5.6, bromthymol blue; gradual wavy boundary.; observed in trench
    Bt3—56 to 79 centimeters (22.0 to 31.1 inches); yellowish red (5YR 5/6), yellowish red (5YR 4/6), moist; extremely stony silty clay loam; 30 percent clay; moderate fine angular blocky structure; extremely hard, firm, moderately sticky, moderately plastic; 0.1 medium and coarse roots; 0.1 very fine and fine and 0.1 medium and coarse pores; 20 percent prominent clay films on all faces of peds and 40 percent prominent clay films on rock fragments; 5 percent by volume nonflat subrounded indurated 600-750-900 millimeter basalt fragments and 15 percent by volume nonflat subrounded indurated 250-400-600 millimeter basalt fragments and 30 percent by volume nonflat subrounded indurated 2-15-75 millimeter basalt fragments and 30 percent by volume nonflat subrounded indurated 75-150-250 millimeter basalt fragments; noneffervescent, by hcl, 1n; moderately acid, pH 5.6, bromthymol blue; gradual wavy boundary.; observed in trench
    R—79 to 152 centimeters (31.1 to 59.8 inches); bedrock; indurated; extremely high excavation difficulty; fragments.