IDENTIFIERS

  • Current Taxon Name (Soil Name): Quivera
  • OSD
  • Series Extent
  • User Site ID: S1975AZ005009
  • User Pedon ID: S1975AZ005009
  • Vegetation Plot ID: S1975AZ005009
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 75C0030
  • NCSS Pedon Lab Data NASIS Record ID - 44974
  • Print Date: 4/23/2025

    • 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: 35.5183601
  • Std. Longitude: -112.1371384
  • Datum: WGS84
  • Township: 25N
  • Range: 2E
  • Section: 26
  • PLSS Details: 500 feet south of the E 1/4 corner
  • Location Description: Coconino County, Arizona. on the Aso Ranch
  • State: Arizona
  • County: AZ005—Coconino

    • PEDON

  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 9
  • Sampled As Information:
  • Soil Name - Quivera
  • PSC - 20 to 59 cm.
  • Classificaton Date - 6/1/1975
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landform: nearly level terrace
  • Runoff: low
  • Drainage Class: well
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 6/1/1975 (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

    BOGR2

    GUTIE

    JUNIP

    KRASC

    Bouteloua gracilis

    Gutierrezia

    Juniperus

    Krascheninnikovia

    blue grama

    snakeweed

    juniper

    winterfat

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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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    1881

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    330

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    10

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    A11—0 to 10 centimeters (0.0 to 3.9 inches); dark brown (7.5YR 3/2), brown (10YR 5/3), dry; very gravelly loam; moderate fine granular structure; slightly hard, very friable, slightly sticky, slightly plastic; 21.0 very fine roots and 21.0 fine roots; 3.0 very fine interstitial pores; 5 percent by volume 20-?-75 millimeter unspecified fragments and 60 percent by volume 2-?-20 millimeter unspecified fragments; neutral, pH 7.0, thymol-blue; clear smooth boundary. Lab sample # 75C00147
    A12—10 to 20 centimeters (3.9 to 7.9 inches); dark brown (7.5YR 3/2), brown (10YR 4/3), dry; gravelly clay loam; moderate very fine subangular blocky, and moderate fine subangular blocky structure; hard, friable, slightly sticky, moderately plastic; 21.0 very fine roots and 21.0 fine roots; 0.5 very fine tubular and 3.0 medium interstitial and 3.0 fine interstitial pores; 20 percent by volume 2-?-5 millimeter unspecified fragments; very slight effervescence; neutral, pH 7.0, thymol-blue; clear smooth boundary. Lab sample # 75C00148
    B1T—20 to 25 centimeters (7.9 to 9.8 inches); dark brown (7.5YR 3/2), brown (10YR 4/3), dry; gravelly clay; moderate fine subangular blocky, and moderate medium subangular blocky structure; hard, firm, moderately sticky, moderately plastic; 21.0 very fine roots and 21.0 fine roots; 0.5 very fine tubular and 3.0 medium interstitial and 3.0 fine interstitial pores; 10 percent clay films on all faces of peds and 10 percent clay films on surfaces along pores; 15 percent by volume 2-?-5 millimeter unspecified fragments; slight effervescence; neutral, pH 7.0, thymol-blue; clear smooth boundary. Lab sample # 75C00149
    B21T—25 to 41 centimeters (9.8 to 16.1 inches); dark brown (10YR 3/3), brown (10YR 5/3), dry; gravelly clay; moderate coarse prismatic parts to weak very fine subangular blocky structure; hard, firm, moderately sticky, moderately plastic; 21.0 very fine roots; 0.5 very fine tubular and 3.0 fine interstitial pores; 10 percent clay films on surfaces along pores and 10 percent clay films on all faces of peds; 1 percent fine threadlike carbonate masses; 15 percent by volume 2-?-5 millimeter unspecified fragments; slight effervescence; moderately alkaline, pH 8.0, thymol-blue; clear wavy boundary. Lab sample # 75C00150
    B22TCA—41 to 59 centimeters (16.1 to 23.2 inches); brown (7.5YR 4/4), brown (7.5YR 5/4), dry; gravelly clay; weak fine subangular blocky, and weak very fine subangular blocky structure; hard, firm, moderately sticky, moderately plastic; 0.5 very fine roots; 0.5 very fine tubular and 0.5 very fine interstitial pores; 10 percent clay films on surfaces along pores and 10 percent clay films on all faces of peds; 21 percent fine threadlike carbonate masses; 15 percent by volume 2-?-5 millimeter unspecified fragments; strong effervescence; moderately alkaline, pH 8.0, thymol-blue; clear wavy boundary. Lab sample # 75C00151
    C1CA—59 to 86 centimeters (23.2 to 33.9 inches); brown (7.5YR 5/4), light brown (7.5YR 6/4), dry; very gravelly loam; massive; slightly hard, very friable, moderately sticky, slightly plastic; 15 percent by volume 20-?-75 millimeter unspecified fragments and 15 percent by volume 2-?-20 millimeter unspecified fragments; violent effervescence; moderately alkaline, pH 8.0, thymol-blue; clear wavy boundary. Lab sample # 75C00152
    C2CASI—86 to 107 centimeters (33.9 to 42.1 inches); light brown (7.5YR 6/4), pink (7.5YR 7/4), dry; very gravelly loam; massive; hard, very friable, slightly sticky, slightly plastic; carbonate coats on rock fragments and silica coats on rock fragments; 50 percent by volume 2-?-75 millimeter unspecified fragments; violent effervescence; moderately alkaline, pH 8.4, thymol-blue; gradual wavy boundary. Lab sample # 75C00153
    C3CASI—107 to 126 centimeters (42.1 to 49.6 inches); brown (7.5YR 5/4), very pale brown (10YR 7/3), dry; very gravelly loam; massive; hard, very friable, slightly sticky, slightly plastic; silica coats on rock fragments and carbonate coats on rock fragments; 50 percent by volume 2-?-75 millimeter unspecified fragments; violent effervescence; moderately alkaline, pH 8.4, thymol-blue; clear wavy boundary. Lab sample # 75C00154
    C4SICA—126 to 150 centimeters (49.6 to 59.1 inches); brown (7.5YR 5/4), light brown (7.5YR 6/4), dry; very gravelly loam; massive; very hard, very friable, weakly coherent, slightly sticky, nonplastic; 3 percent weakly coherent cemented silica masses in matrix and 3 percent weakly coherent cemented carbonate masses in matrix; 60 percent by volume 2-?-75 millimeter unspecified fragments; violent effervescence; strongly alkaline, pH 8.6, thymol-blue. Lab sample # 75C00155