IDENTIFIERS

  • Current Taxon Name (Soil Name): Showlow
  • OSD
  • Series Extent
  • User Site ID: S1982AZ015031
  • User Pedon ID: 82AZ015031
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 82P0875
  • NCSS Pedon Lab Data NASIS Record ID - 51661
  • Print Date: 9/24/2024

    • 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: 36.4116669
  • Std. Longitude: -113.2344437
  • Datum: WGS84
  • Township: 35N
  • Range: 9W
  • Section: 26
  • PLSS Details: 100 feet S and 200 feet E of NW corner
  • Location Description: Mohave County, Arizona. The site is approximately 5 miles W of Mount Trumbull, Arizona.
  • State: Arizona
  • County: AZ015—Mohave
  • MLRA: 35—Colorado Plateau

    • PEDON

  • Describers Name: Wendell Jorgensen and R.C. Herriman
  • Current Taxonomic Class: Fine, montmorillonitic, mesic Aridic Argiustolls
  • Current Taxon Kind: series
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from SSL-CMS data
  • Pedon #: 31
  • Sampled As Information:
  • Soil Name - Showlow
  • Taxonomic Class - Fine, montmorillonitic, mesic Aridic Argiustolls
  • Classificaton Date - 9/1/1982
  • Moisture Class - ustic
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Runoff: medium
  • Drainage Class: well
  • Surface Fragments: 0.05 percent
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 9/1/1982 (actual site observation date)
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - tree cover
  • Site Obs. Cover Kind 2 - hardwoods
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Site Erosion Accelerated: water erosion
    • Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    mollic epipedon

    argillic horizon

    0—18

    18—152

    —-

    —-
    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

    —

    —

    1902

    —

    —

    —

    —

    11

    24

    1

    —

    —

    —

    —

    —

    —

    —

    —
    A—0 to 8 centimeters (0.0 to 3.1 inches); brown (7.5YR 5/4), dark brown (7.5YR 3/3), moist; cobbly clay loam; weak thin platy, and moderate fine granular structure; slightly hard, friable, moderately sticky, moderately plastic; 2.5 fine roots; 0.5 fine tubular pores; 20 percent by volume 75-162-250 millimeter unspecified fragments; slight effervescence, by hcl, 1n; slightly alkaline, pH 7.8, cresol red; abrupt smooth boundary. Lab sample # 82P04511. common fine roots
    AB—8 to 18 centimeters (3.1 to 7.1 inches); brown (7.5YR 5/3), dark brown (7.5YR 3/3), moist; clay loam; strong fine and medium subangular blocky structure; hard, firm, moderately sticky, very plastic; 2.5 fine roots; 2.5 very fine and fine tubular pores; fragments; slight effervescence, by hcl, 1n; moderately alkaline, pH 8.0, cresol red; clear smooth boundary. Lab sample # 82P04512. common fine roots
    Bt1—18 to 41 centimeters (7.1 to 16.1 inches); brown (7.5YR 5/3), dark brown (7.5YR 3/3), moist; silty clay; moderate medium prismatic, and strong fine subangular blocky structure; very hard, very firm, very sticky, very plastic; 0.5 fine roots; 2.5 very fine and fine tubular pores; 15 percent pressure faces; fragments; slight effervescence, by hcl, 1n; moderately alkaline, pH 8.0, cresol red; clear smooth boundary. Lab sample # 82P04513. few pressure faces surface features; few fine roots
    Bt2—41 to 64 centimeters (16.1 to 25.2 inches); brown (7.5YR 5/3), dark brown (7.5YR 3/3), moist; silty clay; moderate medium prismatic, and strong fine subangular blocky structure; very hard, very firm, very sticky, very plastic; 0.5 fine and medium roots; 2.5 very fine and fine tubular pores; 37 percent pressure faces; fragments; slight effervescence, by hcl, 1n; moderately alkaline, pH 8.0, cresol red; clear smooth boundary. Lab sample # 82P04514. common pressure faces surface features; few fine and medium roots
    Bt3—64 to 89 centimeters (25.2 to 35.0 inches); brown (7.5YR 5/3), dark brown (7.5YR 3/3), moist; silty clay; moderate medium prismatic, and strong medium subangular blocky structure; very hard, very firm, very sticky, very plastic; 0.5 fine and medium roots; 2.5 very fine and fine tubular pores; fragments; slight effervescence, by hcl, 1n; moderately alkaline, pH 8.0, cresol red; clear smooth boundary. Lab sample # 82P04515. few fine and medium roots
    Btk—89 to 107 centimeters (35.0 to 42.1 inches); brown (7.5YR 5/4), yellowish red (5YR 4/6), moist; silty clay; moderate fine subangular blocky structure; very hard, very firm, very sticky, very plastic; 0.5 very fine and fine roots; 2.5 very fine and fine tubular pores; 37 percent pressure faces; 1 percent lime masses; fragments; violent effervescence, by hcl, 1n; moderately alkaline, pH 8.4, cresol red; clear wavy boundary. Lab sample # 82P04516. few soft masses of lime concentrations; common pressure faces surface features; few very fine and fine roots
    2Btkb1—107 to 132 centimeters (42.1 to 52.0 inches); reddish brown (5YR 5/4) and pink (7.5YR 7/4), dark reddish brown (5YR 3/4) and pink (7.5YR 7/4), moist; very gravelly clay loam; moderate fine subangular blocky structure; hard, firm, moderately sticky, moderately plastic; 0.5 very fine and fine roots; 2.5 very fine and fine tubular pores; 37 percent distinct clay films; 30 percent lime masses; 5 percent by volume 75-162-250 millimeter unspecified fragments and 30 percent by volume 2-39-75 millimeter unspecified fragments; violent effervescence, by hcl, 1n; moderately alkaline, pH 8.4, cresol red; clear wavy boundary. Lab sample # 82P04517. many soft masses of lime concentrations; common clay films surface features; few very fine and fine roots
    2Btkb2—132 to 152 centimeters (52.0 to 59.8 inches); light reddish brown (5YR 6/4) and pink (7.5YR 7/4), dark reddish brown (5YR 3/4) and pink (7.5YR 7/4), moist; very gravelly loam; weak medium subangular blocky structure; hard, firm, moderately sticky, moderately plastic; 0.5 very fine and fine roots; 2.5 very fine and fine tubular pores; 37 percent distinct clay films; 30 percent carbonate nodules; 5 percent by volume 75-162-250 millimeter unspecified fragments and 30 percent by volume 2-39-75 millimeter unspecified fragments; violent effervescence, by hcl, 1n; strongly alkaline, pH 8.6, cresol red. Lab sample # 82P04518. many lime nodules concentrations; common clay films surface features; few very fine and fine roots