IDENTIFIERS

  • Current Taxon Name (Soil Name): Cobbra
  • OSD
  • Series Extent
  • User Site ID: S1993UT047001
  • User Pedon ID: 93UT047001
  • Vegetation Plot ID: S1993UT047001
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 93P0576
  • NCSS Pedon Lab Data NASIS Record ID - 65919
  • Print Date: 1/10/2025

    • 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: 40.3994446
  • Std. Longitude: -109.7649994
  • Datum: WGS84
  • Township: 5S
  • Range: 19E
  • Section: 11
  • PLSS Details: 1800 feet S and 400 feet E of NW corner
  • Location Description: Uintah. 1.25 miles E-SE of LaPoint; BLM;
  • State: Utah
  • County: UT047—Uintah
  • MLRA: 34—Central Desertic Basins, Mountains, and Plateaus
  • Non-MLRA Soil Survey Area: UT047—Uintah Area, Utah - Parts of Daggett, Grand and Uintah Counties

    • PEDON

  • Describers Name: Garth W. Leishman
  • Current Taxonomic Class: Coarse-loamy, carbonatic, mesic Ustic Haplocalcids
  • Current Taxon Kind: taxadjunct
  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 1
  • Correlated Information:
  • Soil Name - Cobbra
  • PSC - 25 to 100 cm.
  • Classificaton Date - 7/23/2007
  • Moisture Class - aridic (torric)
  • Moisture Subclass - ustic
  • Sampled As Information:
  • Soil Name - Abra
  • Taxonomic Class - Fine-loamy, mixed, mesic Ustollic Calciorthid
  • Taxon Kind - series
  • Classificaton Date - 5/26/1993
  • Moisture Class - aridic (torric)
  • Moisture SUBClass - ustic
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landform: bench
  • Drainage Class: well
  • Surface Fragments: 5.00 percent
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 5/26/1993 (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

    ARTRW

    ATCO

    OPUNT

    ORHY

    PHLOX

    SIHY

    SPHAE

    Artemisia tridentata var. wyomingensis

    Atriplex confertifolia

    Opuntia

    Oryzopsis hymenoides

    Phlox

    Sitanion hystrix

    Sphaeralcea

    —

    shadscale saltbush

    pricklypear

    —

    phlox

    —

    globemallow

    —

    —

    —

    —

    —

    —

    —

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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

    2

    —

    —

    1757

    —

    180

    —

    —

    —

    —

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    A—0 to 10 centimeters (0.0 to 3.9 inches); dark brown (7.5YR 3/4), brown (7.5YR 5/4), dry; loam; 18 percent clay; weak medium platy, and weak very fine subangular blocky structure; soft, friable, slightly sticky, slightly plastic; 10.0 very fine roots and 3.0 fine and medium roots and 0.5 coarse roots; 3.0 very fine and fine tubular and 0.5 medium pores; fragments; slight effervescence; moderately alkaline, pH 8.2, unspecified; abrupt smooth boundary. Lab sample # 93P04134. carbonates are disseminated.
    Bw—10 to 25 centimeters (3.9 to 9.8 inches); brown (7.5YR 4/4), brown (7.5YR 5/4), dry; loam; 24 percent clay; weak fine and medium subangular blocky structure; slightly hard, friable, slightly sticky, slightly plastic; 10.0 very fine roots throughout and 0.5 medium and coarse roots; 10.0 very fine tubular and 0.5 medium and 3.0 fine pores; fragments; strong effervescence; moderately alkaline, pH 8.4, unspecified; clear smooth boundary. Lab sample # 93P04135. carbonates are disseminated.
    Bk1—25 to 43 centimeters (9.8 to 16.9 inches); light brown (7.5YR 6/4), pink (7.5YR 7/3), dry; loam; 25 percent clay; moderate fine subangular blocky structure; slightly hard, friable, moderately sticky, slightly plastic; 3.0 very fine roots and 0.5 fine and medium roots; 3.0 very fine and fine tubular and 0.5 medium pores; 1 percent fine and medium irregular carbonate masses; fragments; strong effervescence; strongly alkaline, pH 8.6, unspecified; clear wavy boundary. Lab sample # 93P04136
    Bk2—43 to 79 centimeters (16.9 to 31.1 inches); pink (7.5YR 7/4), pink (7.5YR 8/4), dry; loam; 26 percent clay; moderate fine and medium subangular blocky structure; very hard, firm, moderately sticky, moderately plastic; 0.5 very fine and fine roots; 3.0 very fine and fine tubular and 0.5 medium pores; 25 percent medium and coarse irregular carbonate masses and 25 percent medium and coarse irregular carbonate nodules and 25 percent very coarse irregular carbonate masses; fragments; violent effervescence; strongly alkaline, pH 8.8, pH meter; clear wavy boundary. Lab sample # 93P04137
    Bk3—79 to 132 centimeters (31.1 to 52.0 inches); very pale brown (10YR 8/3), very pale brown (10YR 8/2), dry; clay loam; 27 percent clay; weak fine subangular blocky structure; very hard, firm, moderately sticky, moderately plastic; 0.5 very fine and fine roots; 3.0 very fine tubular and 0.5 fine pores; 25 percent medium and coarse irregular carbonate masses and 25 percent medium and coarse irregular carbonate nodules and 25 percent very coarse irregular carbonate masses; fragments; violent effervescence; strongly alkaline, pH 8.8, pH meter; clear wavy boundary. Lab sample # 93P04138
    3Bk—132 to 155 centimeters (52.0 to 61.0 inches); light brown (7.5YR 6/4), pink (7.5YR 7/3), dry; very gravelly sandy clay loam; 24 percent clay; massive; hard, friable, slightly sticky, slightly plastic; 0.5 very fine roots; 3.0 very fine tubular and 0.5 fine pores; 10 percent medium and coarse irregular carbonate masses; 10 percent by volume 75-162-250 millimeter unspecified fragments and 40 percent by volume 2-39-75 millimeter unspecified fragments and 50 percent by volume 250-425-600 millimeter unspecified fragments; violent effervescence; strongly alkaline, pH 9.0, unspecified; gradual wavy boundary. coatings on rock fragments; no sample number.
    2C—155 to 179 centimeters (61.0 to 70.5 inches); brown (7.5YR 5/4), light brown (7.5YR 6/4), dry; very gravelly fine sandy loam; 14 percent clay; massive; slightly hard, very friable, slightly sticky, slightly plastic; 10 percent by volume 75-162-250 millimeter unspecified fragments and 45 percent by volume 2-39-75 millimeter unspecified fragments and 55 percent by volume 250-425-600 millimeter unspecified fragments; slight effervescence; very strongly alkaline, pH 9.2, unspecified. no sample number.